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This Section outlines broadly the technical specifications of the major equipment! materials required for the complete installation of the PROJECT. The specifications outlined herein shall be read in conjunction with the COMPANY Material Standard Specifications and the associated International Standards and Codes. The ratings and specific requirements of the various equipment shall be as indicated in Data Schedule of COMPANY Material Standard Specifications, and the CONTRACTOR shall ensure full conformity with the same.

-

REVISIONS

3.02 HVAC SYSTEM REQUIREMENTS A.

DEPT:

PREP.

General

E&OD

1. Heating, Ventilating and Air Conditioning System shall be provided to maintain the desired indoor temperature and environmental condition for efficient equipment operation. HVAC System shall conform to the applicable requirements of SEC Std. TES-P-119.19.

BY:

DATE:

2. All units shall be mounted on the reinforced concrete pads with the necessary vibration isolators. 3. Air distribution (supply and return) system shall be through factory insulated double skinned spiral duct for indoor exposed ductwork, and externally insulated factory made rectangular duct for covered and outdoor ductwork. Airflow direction shall be marked-up on outdoor ducts for easy identification. Exposed duct insulation shall be protected from all weather conditions and provided with aluminum cladding that is resistant to ultraviolet radiation. 4. All fresh air make-up shall be through sand trap louver with air filtration, volume control damper and removable 13mm wire mesh screen. Inertial Air Filter with dedicated bleed fans is specified in area where high percentage of sand or impurities is available in the air whole year round. 5. High building temperature alarm indication shall be provided for each HVAC system to SCADA alarm. 6. Controls shall be Direct Digital Control (DDC). Interlock controls shall be provided with SCADA and FA to remotely monitor status of the HVAC System, modification of set points and parameters, and to trip the duty Air Conditioning Unit in case of smokelfire detection, respectively. This control shall have provision to management stations and/or service terminal for future connections. 7. Minimum amount of air shall be supplied to the basement (or cable entry room) if any, to maintain the required room temperature.

THIS DRAWING IS NOT TO BE USED FOR CONSTRUCTION OR FOR ORDERING MATERIALS UNTIL CERTIFIED AND DATED

8. Except for toilet, temperature and humidity indicators (hygrometers) shall be conveniently installed in all rooms. Temperature and humidity sensors shall HA(6/5/20 11) PlANT

JOB ORDER NO.

MECHANICAL DESIGN CRITERIA, EQUIPMENT I MATERIALS AND TECHNICAL SPECIFICATIONS

NO.

REFER TO \/lAIN SOWITS

INDEX

A

DOCUMENT

NO.

REFER TO MAINSOWITS

PAGE NO.

REV.

4 OF 33

3

.," 0:

SAUDI ELECTRICITY COMPANY

U 0

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be installed outside the building to send signal to HVAC control for temperature and humidity indication.

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HVAC Control

1. The Direct Digital Control (DDC) system shall be compact module type 24V DC shall contain digital and analogue for input and output points as specified below: a.

All alarms and indications (such as pre-filter, bag filter, exhaust fans, etc.) shall be consider as input points in DDC system.

b.

Compact module DDC shall be at least 16 points input and 16 points output.

c.

DDC shall be ready to communicate with computer system to building B.M.S. in the future.

d.

DDC compact module shall be at least 20% free points spare.

e.

Portable operator's terminal shall be provided.

-

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REVISIONS

DEPT,

PREP.

System

=E&=DD~-I

BY:

DATE:

2. Control system shall also be provided with all the necessary pressure and temperature control protective devices. 3. Provide duct smoke detectors complete with response indicator and shall be connected to the fire alarm control under separate zone. 4. The wiring for proposed smoke detectors shall be either in conduits or MIC type. 5. The DDC system shall also include all the necessary pressure and temperature control protective devices as well as control relays, consisting of, but not be limited to, the following, in addition to the requirements defined in Section 4.3 ofTES-P-119.19:a. 7-day changeover switch from on-line to standby unit and vise versa. b. Provide the following safety controls and indicating lights or diagnostic read-outs (as applicable) :

BY:

DATE,

oCiJt..L.d d

• • • • • • • • • • •

THIS DRAWING IS NOT TO BE USED FOR CONSTRUCTION OR FOR ORDERING MATERIALS UNTIL CERTIFIEDAND DATED

Low chilled water temperature protection High refrigerant pressure Low oil flow protection Loss of chilled water flow for remote emergency shutdown Loss of refrigerant charge protection. Motor current overload Phase reversal / unbalance / single phasing Over or under voltage Failure of water temperature sensor used by controller. Compressor operating status.

HA(6/5/20 11) PLANT NO.

JOB ORDER NO.


REFER TO ~AIN SOWITS

INDEX

A

DOCUMENT

NO.

REFER TO MAINSOWITS

PAGE NO.

REV.

5 OF

33

3

,..:


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c. Provide the following additional operating controls as applicable: -

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Load limit thermostat to limit compressor loading on high return water temperature to prevent nuisance trip-out

•

High ambient unloader pressurestat that unloads compressor to keep head pressure under control and help prevent high Pressure nuisance trip-out during high ambient outdoor temperature.

•

Condensing fan sequencing which automatically cycles fans in response to ambient, condensing pressure and expansion valve pressure differential thereby optimizing unit efficiency.

REVISIONS

Notes: DEPT, PREP.

.:::E&:.;;.;DD~-I

1.

DDC shall be located closer to the Outdoor HVAC unit, and not more than 100m a way from the Outdoor HVAC units I Field Devices.

2.

For DX- Air Cooling system additional Control requirements, refer to TESP-119.19& 73-TMSS-1.

BY;

DATE:

3.03 HVAC Equipment and Materials 1.

Packaged Air Conditioning

Units:

Manufactured Units: Self contained single packaged, pre-wired units and pre- charged with refrigerant complying with 73- TMSS-1. 2.

Air Cooled Condensing Units

a.

Manufactured Unit Self-contained, packaged, complying with 73-TMSS-1.

b.

factory

pre-wired

units

refrigerant circuits, factory supplied

Air Handling Unit - Direct Expansion (OX) Type a.

Configuration Fabricate with fan and coil section plus accessories, including filter section.


b.

HA(6/5/20

Fabrication

11 )

PLANT NO.

JOB ORDER NO.

and

Refrigerant Circuit Provide each unit with independent and piped.

3.

assembled


REFER TO

~AIN SOWITS

INDEX

A

DOCUMENT

NO.

REFER TO MAIN SOWITS

PAGE NO.

REV.

6 OF

33

3

~ '"


I.J Q

t-e

Conform and certify by ARI 430 and 73-TMSS-1. Unit casing in with supply air shall be double wall construction consisting of 16 gauge galvanized iron powder coated sheet exterior , 40mm thick, minimum polyurethane injected insulation and an interior wall of aluminum material. Both skins are isolated through rubber-extruded gasket.

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Install inspection light with door switch (micro switch) in the fan section of AHU's and main electrical control board. 4.

Air-Cooled

Factory assembled and tested outdoor-type microprocessor controlled aircooled liquid chillers consisting of screw compressors, condenser, evaporator, electronic or thermostatic expansion valve, refrigeration accessories and control . Construction and ratings shall be in accordance with SEC material specification for Packaged Air Cooled Water Chiller, 73-TMSS-02.

...:

Z

REVISIONS

DEFT:

PREP.

[&00

Water Chillers

5.

Chilled Water Type Air Handling

Unit

----I

BY:

Chilled Water Type Air Handling Unit shall be factory assembled consisting of fan and coil section, filter section and mixing box for a complete and fully operational system. Design, construction and ratings shall be in accordance with 73-TMSS-03.

DATE:

Chilled Water Pumps

6.

Pumps shall be end suction type, single stage, horizontally split casing, direct connected and in accordance with SEC standard material specification no. 73TMSS-4.

7.

Fresh Air Fans (Option for High Static Pressure Loss in Fresh Air Intake): Fan housing shall be of air-tight construction with scroll material formed and embedded into the side s. The housing and bearing s shall be constructed of welded structural steel to prevent vibration and rigidly the shaft and bearing. The fan wheel shall be of the non-overloading backward inclined or airfoil centrifugal type. Wheel shall be statically and dynamically balanced. The wheel cone and fan inlet cone shall be carefully matched and shall have precise running tolerances for maximum performance and operating efficiency. Turned, precision ground and polished steel shaft shall be sized so the first critical speed is at least 25% over the maximum operating speed for each pressure class. Close tolerances shall be maintained when the shaft es through the bearing. Bearing shall be heavy duty grease lubricated, self-aligning or roller pillow block type. Bearing shall be selected for basic rating fatigue life of 80,000 hours at maximum operating speed for each pressure class.


Each assembled fan shall be test run at the factory at the specified fan RPM and vibration signatures shall be taken on each in the horizontal, vertical and axial direction. The unit shall be mounted on vibration isolators. HA(6/5/2011

)

PLANT NO.

JOB ORDER

NO.


REFER TO \/lAIN SOWITS

INDEX

A

DOCUMENT

NO.

REFER TO MAlNSOWITS

PAGE NO.

REV.

7 OF

33

3

" 0: ....


U 0

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0

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Centrifugal belt drive type designed primarily for continuous dust removal. Fan wheels shall be made of steel of side plate type with one- piece cast malleable iron or fabricated steel spider.

06

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Bleed Air Fans (Option for Inertial Air Filter System):

Air Cleaning a.

Inertial Air Filter (For Make-up Air Intake System with high concentration of Dust Particle) i.

REVISIONS

DEPT'

PREP.

Components: All finished components shall be phosphatized and given a coat of zinc chromate primer and finished with a coat of gray enamel. Housing: Shall be constructed of not less than 11 gage steel. The housing shall be of all welded construction and equipped with continuous standing flanges around periphery of both air entering and air exiting sides. Flanges shall have pre-drilled bolt holes to facilitate field installation.

~£'&=DD'----1

BY:

DATE:

Bleed Air Manifold: Shall have continuous standing flange with pre-drilled bolt holes to facilitate field connection. Manifolds shall be sized to provide uniform airflow through each cells dust bin for proper balance and dust removal. Bull nose: Shall be aerodynamically provide air entry.

formed of gage steel to

Bleed Slot: Shall not be less than 16 gages steel. The bleed slot shall be a rounded entry configuration to minimize destruction or plugging under heavy dust concentrations. Inlet Screen: Shall consist of 26 gages, four meshes, galvanized hardware cloth integrally ed by a double layered 16 gage galvanized steel frame. Inlet screen shall be bolted to the housing.

b.


ii

Performance: Self-cleaning inertial air cleaner with a bleed rate of 11.1% of the clean airflow at ambient temperature and dust specific gravity of 2.54 with minimum efficiency of 85% in accordance with ASHRAE 52.1.

iii.

Basic Configuration System: A small auxiliary bleed fan is the most practical method of attaining the recommended 11.1% bleed airflow.

High Efficiency Air Filters (Bag Filters) i.

Media: Ultra-fine fiberglass. Holding Frame: Galvanized Steel.

HA(6/5/2011 ) PLANT NO.

JOB ORDER

NO.


REFER TO IIIAlN SOWITS

INDEX

A

DOCUMENT

NO.

REFER TO MAINSOWITS

PAGE NO.

REV.

8 OF

33

3

'"' ''""


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52-76/EUROVENT 92.5%

4/5

Test

Method

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Rated Air Flow Capacity at 152 Pa: 1180 Llsec.

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Recommended Final Resistance: 250 Pa.

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Washable Permanent Filters

-'

REVISIONS

PREP.

ii.

BY;

DATE:

d.

10.

Media: 14 mesh aluminum, alternate layers of flat and herringbone crimp, four layers per inch (25mm), rod reinforced. -

Frame: 16 gage (1.5mm) galvanized steel.

-

Thickness: 50mm thick

Performance Rating: -

Initial resistance at 2.54 m/sec. Face velocity: 25 Pa w.g.

-

Recommended final resistance at 2.54 m/sec. Face velocity: 125 Pa w.g.

Filter Gages i.

Direct Reading Dial: 90mm diameter diaphragm actuated dial in metal case, vent valves, black figures on white background, front recalibration adjustment, range 0-125 Pa, 2% of full scale accuracy.

ii.

Accessories: Static pressure probes with integral compression fittings, 6mm aluminum or plastic tubing, 2-way or 3-way vent valves.

Power Ventilators Exhaust fans shall be centrifugal type per 73- TMSS-05 requirements, except for the following:

THIS DRAWING IS NOT TO BE USED FOR CONSTRUCTION OR FOR ORDERING MATERIAlS UNTIL CERTIFIEDAND DATED

11.

a.

8attery Room Application: Consists of non-corrosive parts with explosion proof type motor with class 8 insulation ideal for 24 hours continuous operation. Exhaust fan shall be 8elt Drive. Up-blast type, and ducted.

b.

Toilet exhaust fan motor shall have NEMA design class 8 insulation. The fan shall be Direct Drive sidewall centrifugal type.

Refrigerant Piping/Specialties a.

Copper Tubing ASTM 8280, type ACR hard drawn or annealed.

HA(6/5/20 11) PLANT NO.

JOB ORDER NO.


REFER TO ~AIN SOWfTS

INDEX

A

DOCUMENT

NO.

REFER TO MAIN SOWfTS

PAGE NO.

REV.

9 OF

33

3

,.:


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U Q

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i,

Fittings: ANSIIASME 816.22 wrought copper.

ii.

ts: Braze, AWS A5.8 BC up silver/phosphorous/copper with melting range 640 to 805°C.

iii.

Insulation: ASTM C534 flexible closed-cell elastomeric in tubular form with 64 kg/cu.m density and 25mm thick.

~

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b.

Pipe s i.

Hanger for pipe sizes 13 to 40mm: swivel, and split ring.

Malleable iron, adjustable

ii.

Wall for pipe sizes to 75mm: Cast iron hook.

iii.

Vertical : Steel riser clamp.

iv.

Floor : Cast iron adjustable pipe saddle, lock unit nipple floor flange and concrete pier to steel .

v.

Copper Pipe : Carbon steel ring, adjustable, copper plated.

..;

REVISIONS

PREP.

alloy

BY:

DATE:

c.

Moisture and Liquid Indicators Single or double port type, UL listed, with copper flared ends, sight glass, color coded paper removable element cartridge and plastic cap; pressure of 3450 kPa, and maximum temperature

d.

or brass body, solder or moisture indicator with for maximum working of 93°C.

Valves Diaphragm Packless Valves: UL listed, globe or angle pattern forged brass body and bonnet, phosphor bronze and stainless steel diaphragms, rising stern and handwheel, stainless steel spring, nylon seat disc, solder or flared ends, with positive backseating for maximum working pressure of 3450 kPa and maximum temperature of 135°C.

e.

Service Valves Forged brass body with copper stubs, brass caps, removable valve core, (integral ball check valve) flared or solder ends, for maximum pressure of 3450 kPa.

f.

Filter Driers Replaceable Cartridge Angle Type: Shell: ARI 710, UL listed, steel, removable cap for maximum working pressure of 3450 kPa, outside diameter size connections:


i.

Filter Cartridge: steel .

Pleated media with integral end rings, stainless

HA(6/5/2011 ) PlANT

JOB ORDERNO.


NO.


INDEX

A

DOCUMENT

NO.


PAGE NO.

REV.

10 OF

33

3

,.:


0:

'"

U C

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ii.

Filter/Dryer Cartridge: activated alumina.

C

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g.

Pleated media with solid core sieve with

Solenoid Valves Valve: ARI 760, pilot operated, copper, brass or steel body and internal parts, synthetic material seat, stainless steel stem and plunger assembly, integral strainer, with flared, solder, or threaded ends; for maximum working pressure of 3450 kPa. Stem shall permit manual operation case of coil failure.

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Coil Assembly: (UL 429), UL listed, replaceable with molded electromagnetic coil, moisture and fungus proof, with surge protector and color coded lead wires, integral junction box with pilot light.

..;

REVISIONS

DEPT:

PREP.

h.

Thermal Expansion Valves Angle or Straight Through Type: ARI 750: design suitable for refrigerant brass body, internal or external equalizer, maximum operating pressure (MOP) feature, adjustable superheat setting, replaceable inlet strainer, with replaceable capillary tube and remote sensing bulb.

_E&_DD_~

BY:

DATE:

Selection: Evaluate refrigerant pressure drop through system to determine available pressure drop across valve. Select valve for maximum load at design operating pressure across valve. Select valve for maximum load at design operating pressure and minimum 5.5°C superheat. Select to avoid being undersized at full load and excessively oversized at part load. i.

Flexible Connector Corrugated stainless steel hose with single layer of stainless steel braiding, minimum 230mm long with copper tube ends; for maximum working pressure 3450 kPa.

12.

Hydronic Piping a.

Chilled Water Piping, Above Grade -

Black Steel Pipe:

ASTM A53, Schedule 40

i.

Fittings: ANSI/ASTM B16.3 malleable iron or ASTM A234, forged steel welding type.

ii.

ts:

Threaded

Insulation: Refer to TES-K-100.01, Sect. 13.3. Above ground piping shall be provided with Aluminum Cladding with 0.5 mm min. thick. THIS DRAWING IS NOT TO BE USED FOR CONSTRUCTION OR FOR ORDERING MATERIALS UNTIL CERTIFIED AND DATED

b.

Chilled Water Piping, Buried Pre-insulated chilled water pipes in unitized factory prefabricated sections of approximately 3.0 meters in length.

HA(6/5/20 11) PLANT NO.

JOB ORDER NO.


REFER TO fAAIN SOWITS

INDEX

A

DOCUMENT

NO.


PAGE NO.

REV.

11 OF

33

3

.""•

SAUDI ELECTRICITY

U

COMPANY

Q

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Materials

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ii.

Insulation: Refer to TES-K-100.01, sect. 13.3.

iii.

Pre-insulated Fittings: All fittings shall be black steel, schedule 40 conforming to ASTM A234 and dimensions as per ANSI/ANSI 816.9. All fittings shall have a 300 mm long steel pipe extension, factory welded each end. Insulation and casing shall be the same materials as that for straight pipes.

iv.

Outer Casing: The casing shall be PVC, Class 3 as per ASTM 01784

v.

Field t Insulation: Filed ts shall be insulated with polyurethane foam chemicals, applied into a galvanized sheet metal mold around the pipe, fastened with stainless steel bonding. Then silicon adhesive sealant is applied along the seams to form a watertight t.

~~ ...•

...;

.::.:E&=DD~---I

PREP.

Core Pipe: Carrier pipe shall be black steel pipe per ASTM A53 Grade 8, schedule 40 with beveled ends.

W f-

REVISIONS

DEPT:

i. ::;;:

BY:

DATE:

c.

Pipe Hangers and s Conform to ANSI/ASME 831.9.

~~ BY:

'"

DATE:

rC~b20/1


-

Hangers for Pipe Sizes 13 to 40 mm: swivel, split ring.

Malleable iron, adjustable

-

Hangers for Cold Pipe Sizes adjustable, clevis.

-

Multiple or Trapeze Hangers: and hanger rods.

-

Wall for Pipe Sizes to 75mm: Cast iron hook.

-

Wall for Pipe Sizes 100mm and Over: Welded steel bracket and wrought steel clamp.

-

Vertical : Steel riser clamp.

-

Floor for Cold Pipe: Cast iron adjustable pipe saddle, lock nut, nipple, floor flange and concrete pier or steel .

-

Hanger Rods: Mild steel threaded both ends, threaded one end or continuous threaded.

-

Inserts: Malleable iron case of galvanized steel shell and expander plug for threaded connection with lateral adjustment, top slot for reinforcing rods, lugs for attaching to forms, size inserts to suit threaded hanger rods.

50mm and over:

Carbon

steel,

Steel channels with welded spacers

HA(6/5/2011 ) PLANT NO.

JOB ORDER NO.



INDEX

A

DOCUMENT

NO.


PAGE NO.

12 OF

33

REV.

3

,.;


''"u" 0

~ -e

d.

Unions and Flanges

0

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i.

Ferrous Piping: 1034 kPa malleable iron, threaded.

ii.

Copper Pipe: Bronze, soldered ts.

Flanges for Pipe Over 50mm: i.

Ferrous Piping: 1034 kPa forged steel, slip on.

ii.

Copper Piping: Bronze

..:

c.

REVISIONS

Gaskets: -

DEPT,

Unions for Pipe 50mm and Under:

1.59mm thick preformed neoprene

Dielectric Connections: Union with galvanized or plated steel threaded end, copper solder end, water impervious isolation barrier.

=E&:.:.:DD~4

PREP.8Y:

e.

Gate Valves

DATE:

f.

g.

-

Up to and Including 50mm: Bronze body, bronze trim, screwed bonnet, non-rising stem, handwheel, inside screw with backseating stem, solid wedge disc, alloy seat rings, threaded ends.

-

Over 50mm: Iron body, bronze trim, bolted bonnet, non-rising stem, handwheel, outside screw and yoke, solid wedge disc with bronze seat rings, flanged ends.

Globe or Angle Valves -

Up to and Including 50mm: Bronze body, bronze trim, screwed bonnet, rising stem and handwheel, inside screw with backseating stem, renewable composition disc and bronze seat ring, threaded ends.

-

Over 50mm: Iron body, bronze trim, bolted bonnet, rising stem, handwheel, outside screw and yoke, rotating plug type disc with renewable seat ring and disc, flanged ends.

Swing Check Valves Up to and Including 50mm: Bronze body, bronze trim, bronze rotating swing disc, with composition disc, threaded ends. Over 50mm: Iron body, bronze trim, bronze or bronze faced rotating swing disc, renewable disc and seat, fJanged ends.

h. THIS DRAWING IS NOT TO BE USED FOR CONSTRUCTION OR FOR ORDERING MATERIAlS UNTIL CERTIFIED AND DATED

Spring Loaded Check Valves -

j.

Iron body, bronze trim, split plate, hinged with stainless steel spring, resilient seal bonded to body, water or threaded lug ends.

Diaphragm Type Expansion Tanks

HA(6/5/2011 ) PLANT NO.

JOB ORDER NO.



INDEX

DOCUMENT NO.

PAGE NO.

A


OF

REV.

13 33

3

,.:


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c

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c

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-

Construction: Welded steel, tested and stamped in accordance with ASME SEC 8-D, supplied with National Board Form U 1, rated for working pressure of 860 kPa, with flexible EPDM diaphragm sealed into tank.

-

Accessories: Pressure gage and air charging fitting, tank drain, precharge to 83 kPa.

06

z

0

f: ...

8:06

;;:

u

tIl

'"

Q

-' "-..:

k.

-' -'

..:

...•

..;

0 z

PREP.

-

Automatic Type: Short vertical sections of 50mm diameter pipe to form air chamber, with 3mm brass needle valve at top of chamber .

-

Brass or semi-steel body, copper, polypropylene or solid nonmetallic float, stainless steel valve and valve seat, suitable for system operating temperature and pressure with isolating valve.

,..;

REVISIONS

DEPT:

Air Vents

....;.E&.....;DD_--f

I.

Strainers

BY:

DATE:

m.

-

Size 50mm and Under: Screwed brass or iron body for 1206 kPa working pressure, Y pattern with 0.8mm stainless steel perforated screen.

-

Size 65mm to 100mm: Flanged iron body for 1206 kPa working pressure, Y pattern 1.2mm stainless steel perforated screen.

-

Size 125mm and Larger: Flanged iron body for 1206 kPa working pressure, basket pattern with 3.2mm stainless steel perforated screen.

Relief Valves -

n.

.

~

Control Valves -

o.

Bronze body, teflon seat, stainless steel stem and springs, automatic, direct pressure actuated, capacities ASME certified and labeled .

3-way valve with integral magnetic actuator for modulating control of chilled water. Screwed ends, cast iron valve body, chrome nickel steel seat/inner rated at 16 bars nominal pressure horizontally mounted with linear valve characteristics.

Balancing Valves Bronze construction, screwed ends. Calibrated balancing valve equipped with readout valves to facilitate connection of a differential pressure meter. Each readout valve shall be fitted with an integral valve designed to minimize system fluid loss during the monitoring process.


Each valve shall have calibrated nameplate to indicate the degree of closure of the precision machine orifice and to be constructed with integral o-ring seals to prevent leakage around the rotating element. HA(6/5/2011 ) PlANT

JOB ORDER

NO.


NO.

REFER TO \/lAIN SOWfTS

INDEX

A

DOCUMENT

NO.


PAGE NO.

REV.

14 OF

33

3

...'" a: w

SAUDI ELECTRICITY

COMPANY

0

~ ., 0

:.

Maximum operating pressure/temperature:

:t u

W fIY« 0 0 u...o.. ::;;; ::;;; z:::>W W ff0-' eo o: >i=~ >()W (j) eo Wz Z IY f-W 0 W 0(') i= f() « f-W z(j) OfOf- IY« 0 _z W (j)W 0..0 -' OQ, wo.. :! IY:::> IY:::> r - -' () IYo u...« Ow OIY 0 ()() WW W oz 0« 0 OW 0> 0 «(') « «r

860 kPa / 121DC.

06

2:

0

f: 0-

a:u 8:06 '"'" Q

0

..;

2:

13.

Ductwork a.

~

N

ASTM A653 hot dipped galvanized steel sheet, lock forming quality, having G90 zinc coating in conformance with ASTM A90. b.

PREP.

Insulated Flexible Ducts Two-ply vinyl film ed by helically wound spring steel wire, fiberglass insulation, polyethylene vapor barrier film.

...;

REVISIONS

DEPT,

Galvanized Steel Ducts

i. ii. iii.

.:::E&:.:::DD~--I

BY:

Pressure Rating: 2.50 kPa positive and 250 Pa negative. Maximum Velocity: 2.03 m/sec. Temperature Range: -23DC to 71DC

DATE:

14.

Ductwork a.

b.


Accessories

Air Turning Devices/Extractors i.

Fabricate in accordance Standards.

with SMACNA HVAC Duct Construction

ii.

Multi-blade device with blades aligned in short dimension, steel construction, with individually adjustable blades, mounting straps.

iii.

Multi-blade device with radius blades attached to pivoting frame and bracket, steel construction, with push/pull operator strap with 450 mm long removable key operator.

Motorized Volume Damper i.

Multi-Blade Damper: Fabricate of opposed blade pattern with maximum blade sizes 200 x 1825mm. Assemble center and edge crimped blades in prime coated or galvanized channel frame with suitable hardware.

ii.

End Bearings: Except in round ductwork 300mm and smaller, provide end bearings. On multiple blade dampers, provide oil impregnated nylon or sintered bronze bearings.

iii.

Operators: UL listed and labeled spring return electric type suitable for 220 volts, single phase, 60 Hz. Provide end switches to indicate damper position. Locate damper operator on exterior of duct and link to damper operating shaft.

HA(6/5/2011 ) PLANT NO.

JOB ORDERNO.



INDEX

A

DOCUMENT

NO.


PAGE NO.

15 OF 33

REV.

3

,.;


u "''" c

t-e

c.

Combination Fire and Smoke Dampers

c

:.: :c

u

Z

0

~ 0-

W fa::« 0 0 LLa..""::;: z::> W 0-' fen -« >f-a:: ()w en Wz z f-W 0 0(9 i=

a:u g:"" zen '" Of'" en_z W

L

Fabricate in accordance with NFPA 90A.

::;:

ii.

Provide factory sleeve and collar for each damper.

en

iii.

Multiple Blade Dampers: Fabricate with 16 gage (1.5mm) galvanized steel frame and blades, oil impregnated bronze or stainless sleeve bearings and plated steel axles, stainless steel jamb seals, 3.2 x 13 mm plated steel concealed linkage, stainless steel closure spring, blade stops and lock, and 13 mm actuator shaft.

iv.

Operators: UL listed and labeled spring return electric type suitable for 220 volts, single phase, 60 Hz. Provide end switches to indicate damper position. Locate damper operator on exterior of duct and link to damper operating shaft.

v.

Combination fire and smoke damper shall comply with the requirements of UL 555 and UL 555S. The fire rating shall be 3 hours as per NFPA-90A.

vi.

Fusible Links: UL listed and labeled, UL 33, separate on 71 QCwith adjustable link straps.

W fen >a:: W f«

()

f- W 3;: Of0 a::« a..0 W -' W~ =::! O~ a:: ::J: a::::> -' a::a LL« () Ow o a:: 0 ()() wW W 02 0« 0 OW 0> 0 «::J:«(9 «

Q

0

=

...•

..;

Z

...:

REVISIONS

DEPT:

PREP.

=E&.c...;DD_-I

BY:

DATE:

d.

Duct Access Doors i.

Fabricate in accordance with SMACNA HVAC Duct Construction Standards - Metal and Flexible and UMC.

ii.

Fabrication: Rigid and close fitting of galvanized steel with self oiling hinges, sealing gaskets and quick fastening locking devices, For insulated ductwork, install minimum 25mm thick insulation with sheet metal cover.

APDlfl1VED

I By,VLhJ

If~~2-0#

a

,/~T1Flm 'BY

~~

-

oS""d1..l)/

J

DATE:

iii. e.

-

Less than 300mm square: Secure with sash locks.

-

Up to 450mm square: Provide two (2) hinges and two (2) sash locks.

-

Up to 600 x 1200mm: Three (3) hinges and two compression latches with outside and inside handles.

-

Larger sizes: Provide an additional hinge.

(2)

Access doors with sheet metal screw fasteners are not acceptable.

Duct Test Holes Drill test holes in accordance with TAB CONTRACTORs requirements: Cap with neat patches, neoprene plugs, threaded plugs, or threaded or twist on metal caps.

THIS DRAWINGIS NOT TO BE USED FOR CONSTRUCTION OR FOR ORDERING MATERIALS UNTIL CERTIFIEDANDDATED

HA(6/5/2011 )

JOB ORDER NO.


PLANT NO.

REFER TO "'A1NSOWITS

INDEX

A

DOCUMENT

NO.


PAGE NO.

REV.

16 OF

33

3

".'"..

SAUDI ELECTRICITY

u

"~-c

f.

;", u " W I-o::~ O/l

0 0 u..~

::;;;

W I-en >en UW wz z I--w 0 z=> 0-" f=~

z

0

..

W I-en >en

~

v

'"t.>

W ~o -" w~ -" o::=> 0::5 I - -" u 0::0 u..~ Ow 00:: 0 Uu ww W oz O~ 0 ClW Cl 0>

Q

Fire Dampers i.

Fabricate in accordance with NFPA 90A. Fire rating shall be per TES-P-119.21, Section 3.5.3.

ii.

Enclosure:

iii.

Curtain Provide air flow for 250

iv.

Fusible links: UL 33, separate on 71°C with adjustable link straps for combination fire/balancing dampers. UL listed and labeled.

::;;;

0:: W 0(,9 I-f= g::0/l U I--W 5: zen 01-01-- o::~ 0 _z

; 0::

enW

o~

~I

~(,9

..;

0 z

N

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DEPT:

PREP.

COMPANY

g.

Galvanized Steel, 20 gage

Type Dampers: Galvanized Steel with interlocking blades. stainless steel closure springs and latches for closure under conditions. Configure with blades out of air stream except Pa pressure class ducts up to 300mm in height.

Flexible Duct Connections i.

Fabricate in accordance with SMACNA Standards - Metal and Flexible.

ii.

Connector:

E&DD

----I

HVAC Duct Construction

BY:

OATE:

-

iii.

h.

Fabric crimped into metal edging strip.

Fabric: UL listed fire retardant neoprene coated woven glass fiber fabric to NFPA 90A, minimum density 1.0 kg/sq.m. Net fabric width shall be approximately 75 mm.

Materials: Flame spread/smoke developed rating of 25/50 or less in accordance with NFPA 255 and UL 723.

Manual Volume Control Dampers i.

Fabricate in accordance with SMACNA Standards - Metal and Flexible.

ii.

Single Blade Dampers: Fabricate for duct sizes up to 150 x 760 mm.

iii.

Multi-Blade Damper: Fabricate of opposed blade pattern with maximum blade sizes 200 x 1825mm. Assemble center and edge crimped blades in prime coated or galvanized channel frame with suitable hardware.

iv.

End Bearings: Except in round ductwork 300mm and smaller, provide end bearings. On multiple blade dampers, provide oil impregnated nylon or sintered bronze bearings.

v.

Quadrants:

BY:

Provide locking, indicating quadrant regulators on single and multi-blade dampers.


Where rod lengths exceed 750 mm provide regulator at both ends. HA(6/5/2011

) PLANT NO.

JOB ORDER

NO.

HVAC Duct Construction


REFER TO IJIAlN SOWITS

INDEX

A

DOCUMENT

NO.


PAGE NO.

REV.

17 OF

33

3

,..: a: u


"'

:: c

i.

"

Back Draft Damper

c

;, :t

U

W I0:::<>: 0 0 LLa... ::; ::; W z=> W II0-' (f) (f) >i=C2 (f) >(f) Uw Wz Z 0::: I-w 0 W 0(9 Ii= <>: U I-W z(f) 01010 0:::<>: _z 0 W (f)W a... Wa... :! O~ 0:::::::> 0:::::::> :x: -' U 0:::0 LL<>: Ow 00::: 0 Uu wW W 0<>: oz 0 OW 0> 0 <>::x: <>:(9 <>:

i.

Fabrication in accordance with SMACNA HVAC Duct Construction Standards - Metal and Flexible.

ii.

Channel Frame: Galvanized steel gauge 16, 50mm width x 13mm height.

iii.

Shafting: 12.7mm dia. round rod, 1 continuous length per blade.

iv.

Blades: motorized blades made of galvanized steel gauge 26 with sponge foam gasket on edges.

v.

Blade Stopper: Made of gauge 18 galvanized steel.

vi.

Type of Construction Duct mounted.

~

z

0

f= ~

a:u '"'" Q

g:~

~

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cS z

...

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REVISIONS

.;..:.E&;.....:OO_-I

DEPT:

PREP.

15.

Air Outletsllnlets

BY:

a.

Ceiling Diffs

DATE;

b.

a

/~ BY,

Type: Square, adjustable pattern, stamped, multi-core to discharge air in 360 degrees, four-way pattern with sectorizing baffles where indicated. NC rating based on 35dB maximum.

ii.

Fabrication:

iii.

Accessories: Radial opposed blade damper and multi-Iouvered equalizing grid with damper adjustable from diff face.

Aluminum with baked enamel off white finish.

Supply s/Grilles i.

Type: Streamlined and individually adjustable blades, 19mm minimum depth, 19mm maximum spacing with spring or other device to set blades, horizontal face, double deflection. NC rating based on 35dB maximum.

ii.

Fabrication: Steel with gage 20 (0.90mm) minimum frames and gage 22 (0.76mm) minimum blades with factory off-white enamel prime coat finish.

iii.

Damper: Integral, gang operated opposed removable key operator, operable from face.

~

\..

~\\

OATE'o.G,J..

i.

2c IJ

c.


blade

type

with

Exhaust and Return s/Grilles i.

Type: Streamlined blades, 19mm minimum depth, 19 mm maximum spacing, with spring or other device to set blades, horizontal face.

ii.

Fabrication: Steel with gage 20 (0.90mm) minimum frames and gage 22 (0.76mm) minimum blades, aluminum extrusions with factory off-white enamel prime coat finish.

HA(6/5/2011 ) PLANT NO.

JOB ORDER

NO.



INDEX

A

DOCUMENT

NO.

REFER TO MAlNSOWITS

PAGE NO.

REV.

18 OF 33

3

,..:


0:

'"

U

....

C

iii.

-c

0

:.:

:I: u W

IQC<{ O/S 00 LLIl.:;: Z=> W I0--'(/) -<{ I-QC >-

z

Ow

0

•..~ 0<

U

'"'"' Q

en

WZ I-W Oc>

Z 0 i= g:0/S 0 I-W Zen 0101- QC<{ _Z enW Il.O O~ WOQC=> QC=> ---' QCO LL<{ Ow OQC 00 WW O<{ OZ OW 0> <{I <{C>

0 z

..;

...

d.

Damper: Integral, gang operated opposed removable key operator, operable from face.

blade

type

with

Sand Trap Louver

:;: W

I-

en >en

i.

Designed for intake application to separate sand from intake air. Test dust distribution efficiency at 80% on 20 to 200 microns and 50% on 1 to 70 microns.

ii.

Aluminum Construction: Frame 2mm thick, blades 4mm thick. Provided with self-emptying sand drain holes from the base and aluminum wire bird screen.

iii.

Size: Designed at 1.52 m/s maximum face air velocity.

QC W I<{

s:

0 W --' o=! I 0 0

W 0 0 <{

...:

REVISIONS

16.

--~

DEPT:

PREp.

Instrumentation

E&DD

a.

Pressure Gauge

BY:

Glacier filled, ASME B40.1, 65mm diameter drawn steel case, phosphor bronze bourdon tube, rotary brass movement, brass socket, with front recalibration adjustment, black scale on white background, 1% mid-scale accuracy, scale calibrated in both psi and kPa.

DATE:

b.

Temperature and Humidity Indicators (Combination) Wall mount, 300mm diameter dial, for indoor and outdoor service, bi-metal sensing mechanism protected by weatherproof aluminum case, temperature range -46 to 54°C relative humidity range 20 to 90%.

c.

Thermostat Low voltage, adjustable to control compressor stages and heating stages in sequence with delay. Minimum two (2) stages for cooling and two (2) stages for heating.

d.

Humidistat 3-point, control heating or, in conjunction with an impulse relay, floating step control. Low voltage.

e.

Duct Type Thermometer (for Main Supply, Return & Fresh Air Ducted) 100 mm dial face with raised black numbers on silver face, with red pointer. Scale ranges shall be -5 QCto 85 QC.

17. THIS DRAWING IS NOT TO BE USED FOR CONSTRUCTION OR FOR ORDERING MATERIALS UNTIL CERTIFIEDAND DATED

Ductwork Insulation a.

Materials Flame spread/smoke developed rating of 25/50 or less in accordance with NFPA 255 and UL 723.

HA(6/5/2011 ) PLANT NO.

JOB ORDER NO.



INDEX

A

DOCUMENT

NO.


PAGE NO.

REV.

19 OF

33

3

,.;

••'"


U

•.

Q

;.. -e

b.

~

Q

='"

u

W I0:::« 00 u...c.. :::;;: z::> W I0-' en

Glass fiber board, rigid for Rectangular Duct.

~

>-

i=~

z

en

()w wz I-w 0(9

0

f: e,

z 0

i= g:~ I-W zen

ii u

()

:::;;: W I-

en >en

c.

0::: W I«

01_z enw oc.. 0:::5 0:::0 Ow

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Insulation ASTM C612, non-combustible.

$:

010:::« 0 c..O W wc.. -' ::! 0:::::> :I: - -' () u...« Do::: 0 ()() WW w oz 0 0« OW 0> 0 «:I: «(9 «

'"'"

Duct , and Roll Type for Spiral

..:

i.

Thermal Conductivity: 0.33w/m DCat 24 DCmean temperature.

ii.

Maximum Service Temperature:

iii.

Maximum Moisture Absorption:

iv.

Thickness:

v.

Density: 56 kg/m3 for Rectangular Duct

vi.

Density: 48 kg/m3 for Spiral Duct

121DC. 0.20% by volume.

REVISIONS

DEn, PREP.

.:::;E&.:::;OO_--I

25mm.

BY:

DATE:

d.

Facing Factory applied foil reinforced kraft (FRK) vapor barrier.

B..

e.

o,:~

Waterproof, fire retardant type patches and t sealing tape.

/2 ~.•

f~~~-~--I oAm"l

Adhesive

C-dn 20 11

f.

(apply

vapor-seal

pressure

sensitive

t and Protrusion 75mm wide tape shall be used.

18.

Vibration a.


b.

Isolators

Materials Composed of i.

Restrained spring mounting.

ii.

Adjustment or cap screw.

iii.

Neoprene vertical limit stops.

iv.

Neoprene acoustical cup.

v.

Non-skid neoprene friction isolation pad.

A minimum clearance of 13mm shall be maintained around restraining bolts and between the housing and the spring so as not to interfere with the spring action.

HA(6/5/20 11) PLANT NO.

JOB ORDERNO.



INDEX

A

DOCUMENT

NO.


PAGE NO.

REV.

20 OF

33

3

~ u '"

SAUDI ELECTRICITY

"~ -c

COMPANY

Painting I Coating

19.

":.: :I: u

z

0

f: e,

0:

W ~ cr::« ~ 00 u.0- ::;;: z=> W 0--' I-C/) -« >I--cr:: C/) Ow wz z I--w 0 Oc> f=

g:~ zC/) I--W 0

u

'"'"

01--

01--

a. b. ::;;:

W I-C/) >C/) cr:: W I-«

5:

Notes:

cr::« 0 _z W cnW [1.0 --' 00- wO- =! cr::=>cr::=> I ---' 0 cr::a u.« Ow Ocr:: 0 00 WW W OZ 0« 0 OW 0> 0 «C> «I «

Q

0

..;

z

N

Refer to TES-H-107.01 and TES-H-107.02 requirements. For substations located in marine, costal, agricultural, or industrial areas a corrosion resistive coating shall be factory or field applied on the unit casing, condenser coils, evaporator coils, fins, s, compressors, drain pans, fans, grids, enclosures and pipes.

1. The corrosion resistive coating for parts exposed to the direct sun shall be UV resistant. 2. The corrosion resistive coating shall allow expansion and contraction for fins and coils, and doesn't adversely affect heat transmission, rejection and reflection criteria in the heat exchanging surfaces.

...;

REVISIONS

[&00

DEPT:

3.04 EXECUTION (HVAC) PREP.

BY:

DATE:

A.

Submittals

B.

1.

Submit schematic diagrams indicating mechanical system refrigerant piping (for split units), air balancing and HVAC control system components. Label with settings, adjustable range of control and limits. Include written description of control sequence of operation.

2.

Include flow diagrams for each control system, graphically depicting control logic.

3.

Shop drawings indicating components, assembly, dimensions, weights and loadings, required clearances, location and size of filed connections.

4.

Submit product data indicating rated capacities, performance data/curves, dimensions, weights specialties and accessories, electrical nameplate data and wiring diagrams.

5.

Submit test reports. Indicate pressure tests performed. Include data section tested, test pressure and leakage rate following SMACNA HVAC Air Duct Leakage Test Manual.

Installation 1.

THIS DRAWING IS NOT TO BE USED FOR CONSTRUCTION OR FOR ORDERING MATERIALS uaru CERnFIED AND DATED

HA(6/5/2011

General a.

Install equipment in accordance and manufacturer's instructions.

with TCS-K-100.01,

b.

Electric lights shall be installed in the mechanical room in front and behind the AHU compartment.

c.

Install AHU and ACCU units on vibration isolation as per TES-P119.19.

)

PLANT NO.

JOB ORDER

NO.

TES-P-119.19


REFER TO ~AIN

sowrrs

INDEX

A

DOCUMENT

NO.

REFER TO MAIN

sowrrs

PAGE NO.

REV.

21 OF

33

3

~

SAUDI ELECTRICITY

'"

u

COMPANY

0

~ .., 0

:.::t

d.

Provide access around equipment for service, not less than the manufacturer's minimum requirement, TES-K-100.01 and TCS-K100.01.

e.

Sleeve duct ing through walls and floors.

f.

The opening of the Fresh air inlet in Mechanical Room shall min. 2.0m above the grade level / sidewalk way level

u

z 0 f: ...

0:u '"'"

Q

W I0:::« oI:l 00 LLo.. ::;; ::;; W z:::> IW I0-' (f) (f) -« >1-0::: >(f) Uw (f) Wz Z 0::: I-W 0 W 0(9 i= Ig::oI:l « U 3: Z(f) I-W 01- 010:::« 0 _Z W (f)W 0..0 wo.. -' OQ: =' 0::::::> 0::::::> - -' UI 0:::0 LL« Ow 00::: 0 Uu WW W OZ 0 0« OW 0> 0 «(9 «I «

0

..;

z

N

2.

Chilled Water System: a.

REVISIONS

OEPT:

Packaged Air-Cooled Water Chiller

..;

-

Include start-up instructions, operation & maintenance instructions, parts lists, recommended spare-parts list (RSPL), controls and accessories. Include trouble-shooting guide.

-

Provide one (1) complete change of lubricating oil.

-

Supply initial charge of refrigerant and oil for each refrigerant circuit. Replace losses of refrigerant and oil.

E&DD

---I

PREP. BY:

DATE:

b.

c.


Chilled Water Type Air Handling Unit (AHU) -

Include start-up instructions, operation and instructions, parts lists, recommended spare-parts controls and accessories.

maintenance list (RSPL),

-

Provide two (2) sets for each unit of fan belts and washable and bag filters.

-

Install in conformance with ARI 430.

Chilled Water Pump -

Include start-up instructions, operation and maintenance instructions, parts lists, recommended spare-parts list (RSPL),and accessories.

-

Provide one (1) set for mechanical seals.

-

Decrease from line sized with long radius reducing elbows or reducers. piping adjacent to pump such that no weight is carried on pump casing. For closed coupled or base mounted pumps, provide s under elbows on pump suction and discharge line sizes 100mm and over.

-

Provide air cock and drain connection on horizontal pump casing.

-

Provide drains for bases or seals, piped to and discharging into floor drains.

HA(6f5f2011 ) PLANT NO.

JOB ORDER NO.


REFER TO ~AIN sowrrs

INDEX

DOCUMENT NO.

PAGE NO.

A

REFER TO MAIN sowrrs

OF

REV.

22 33

3

,.:

.,'"


U

.. Q

e,

-e

Q

:.

-

'"

u W Io:: W W II0-' _ >Ow (I) (I) WZ Z 0:: I-W 0 W Oc> If=: :r: 0:::::> - -' 0 0::0 LL 0 <:r:>

~

Z

..

0

i= C2

U CJ>

'"

Q

0 z;

..;

N

~

d.

Hydronic Piping -

Provide necessary ing fittings. Ensure flanges, coupling for servicing are consistently provided.

-

Use grooved locations.

-

Use union, flanges and coupling downstream of valves and at equipment or apparatus connections. Do not use direct welded or threaded connections to valves, equipment or other apparatus.

-

Use non-conducting dissimilar metals.

-

Provide hangers and s in accordance with ASME 831.9.

-

Use gate valves for shut off and to isolate equipment, part of system or vertical risers.

-

Use graduated balancing valves or globe valves by or manual flow control services.

-

Submit welder' certificate. Provide certificate of compliance from the COMPANY indicating approval of welders. Also, Weld Procedure Specification (WPS) shall be submitted for review and approval prior to any welding work.

-

Conform to ASME 831.9 code for installation of piping system.

-

Welding materials and procedures as per ASME Code.

-

Provide inserts for suspending hangers from reinforced slabs and sides of reinforced concrete beams.

-

Provide hooked rod to concrete reinforcement carrying pipe over 100mm.

-

Slope and arrange systems to drain at low points. reducers to maintain bottom of pipe level.

...;

REVISIONS

DEPT:

PREP.

E&DD

BY;

Provide line sized shut off valve and strainer on pump suction and line sized check valve and balancing valve on pump discharge.

mechanical

coupling

dielectric

and fasteners

connections

union and

in accessible

whenever

ting

DATE:

e.


for throttling,

concrete

section for inserts

Use eccentric

Hydronic Specialties -

Provide air vents at system high points and as required.

-

Provide expansion tank and chemical feeding system on suction side of the system circulating pumps.

-

Provide water make-up system.

HA(6/5/20 11 ) PLANT NO.

JOB ORDER NO.


REFER TO ""AIN SOWITS

INDEX

A

DOCUMENT

NO.


PAGE NO.

REV.

23 OF

33

3

,..:


0:

'"U 0

~ -e

-

Provide valved drain and hose connection on strainer blow-down connection.

-

Remove temporary strainers after cleaning the systems.

-

Provide relief valves on expansion tanks. Select system relief valve capacity so that it is greater than make-up pressure reducing valve capacity. Select equipment relief valve capacity to exceed rating of connected equipment.

0

'"u'"

z

0

W I0:::« 0 0 LLc.. z:::> 0-' i=~ <.)W Wz I-W 0(9

""

:::::;: :::::;: W W II(f) (f) >>(f) (f) Z 0::: 0 W Ii= <.) « W 3: Z(f) I01010:::« 0 _Z W (f)W c..O Oc.. wc.. 0:::5 0:::::::> I <.) 0:::0 LL« Ow 0 <.)<.)00::: ww W oz 0« 0 ow 0> 0 «(9 «I «

i= •.. 0: g:"" u '" CJJ

Q

-'

0

,.;

z

N

-' -'

3.

..;

Refrigerant Piping Specialties a.

Provide pipe hangers and s in accordance with ANSIIASME 831.5.

b.

Use solenoid valve in liquid line of systems operating with single pump out or pump down compressor control.

c.

Dehydrate and change components such as piping and receivers, seal prior to shipment until connected into the system.

d.

Utilize flexible connectors at or near compressors configuration does not absorb vibration.

e.

Provide refrigerant suction line with flexible closed-cell insulation tube with aluminum jacketing.

f.

Arrange piping to return oil to compressor. Provide traps and loops in piping, and provide double risers as required. Slope horizontal piping 0.40% in direction of flow. Flood piping system with nitrogen when brazing.

g.

Follow ASHRAE 15 Procedures and TES-K-100.01 for charging and purging of systems, and for disposal of refrigerant.

h.

Provide replaceable cartridge filter driers, with isolation valves and valved by for liquid line.

i.

Install flexible connectors at right angles compressor, parallel to crankshaft.

j.

Provide two (2) refrigeration required to conduct one test.

k.

Provide two (2) filter - dryer cartridge of each type.

REVISIONS

DEPT:

PREP.

--,,£&_DD_--1

BY:

DATE:

to axial

where

piping

movement

of

oil test kits each containing everything

I.

Pressure test system with dry Nitrogen to 1470 kPa. Perform final test at 92 kPa vacuum and 1470 kPa using halide torch or electronic bale detector. Test to no bale. m. Test refrigeration piping system in accordance with ANSI/ASME 831.5

THIS DRAWING IS NOT TO BE USED FOR CONSTRUCTION OR FOR ORDERING MATERiAlS UNTIL CERTIFIEDAND DATED

HA(6/5/2011 ) PLANT NO.

JOB ORDER NO.


REFER TO IiIAIN SOWITS

INDEX

A

DOCUMENT

NO.

REFER TO MAINSOWITS

PAGE NO.

REV.

24 OF

33

3

,.;


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4.

Ductwork and Duct Accessories

c

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a.

Perform WORK in accordance with SMACNA HVAC Duct Construction Standards - Metal and Flexible, NFPA 90A Standards and TCS-K100.01.

b.

Fabricate and in accordance with SMACNA Construction Standards - Metal and Flexible.

c.

Provide motorized combination fire and smoke dampers in the main supply and return duct penetrations through the walls/roof.

d.

Provide access doors for inspection and cleaning, before and after filters, coils, fans, automatic dampers, fire dampers, combination fire and smoke dampers, electric duct heater and elsewhere as required.

e.

Provide duct test holes where required for testing and balancing purposes.

f.

Provide fusible link operated fire dampers in all other duct penetrations and opening for louvers and grilles in fire rated walls and partitions.

g.

Provide balancing dampers on duct take-off to diffs, grilles and s regardless of whether dampers are specified as part of the diff, grille or assembly.

~ 0::«

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REVISIONS

oEPT PREP.

;;;;;E&;;:.:oo_--I BY:

DATE:

5.

DATE,

HVAC Duct

Air Inlet/Air Outlet a.

Paint ductwork visible behind air outlets and inlets back.

b.

For exterior applications, provide vapor barrier jacket. Cover with aluminum jacket with seams located on bottom side of horizontal equipment.

c.

Test and rate air outlet and inlet performance in accordance with ADC Equipment Test Code 1062 and ASHRAE 70.

d.

Install backdraft dampers on inlet to wall exhausters.

o~ b '('191 I -,=O';';;""';:'--'-..:........t 6.


7.

Ductwork Insulation a.

that ductwork has been air leak and lighting tested before applying insulation materials.

b.

Provide ductwork with external insulation with vapor barrier jackets. Use 25 mm thick insulation for ducts installed inside the building and 50 mm thk. Insulation with aluminum cladding (0.8mm thick) for outside ducts.

Vibration Isolation: Provide vibration isolation on motor driven equipment over 0.35kW, plus connected piping and ductwork.

HA(6/5/2011 ) PLANT NO.

JOB ORDER NO.

MECHANICAL DESIGN CRITERIA, EQUIPMENT / MATERIALS AND TECHNICAL SPECIFICATIONS

REFER TO ~AIN SOWfTS

INDEX

A

DOCUMENT

NO.


PAGE NO.

REV.

25 OF

33

3

""' 0:

SAUDI ELECTRICITY

U

COMPANY

Q

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8.

l:

Mechanical Identification

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AC units, ductworks, pipes, control s and major control components s to be identified.

c.

Nameplates: For Outdoor equipments or s, nameplate shall be an engraved Stainless Steel / Aluminum. However, for Indoor, nameplate shall be plastic.

b. Plastic Tags: Laminated three layer plastic with engraved black letters on light contrasting background color. Tag size minimum 40mm diameter.

..;

c.

REVISIONS

Stencils i.

DEPT,

.:::E&:.:..::DD~--I

Stencils With clean cut symbols and letters of following size:

PREP. BY:

- 20 to 30mm Outside Diameter of Insulation or Pipe: color field, 13mm high letters.

DATE:

200mm long

- 40 to 50mm Outside Diameter of Insulation or Pipe: 200mm long color filed, 20mm high letters. - 65 to 150mm Outside Diameter of Insulation or Pipe: 300mm long color field, 30mm high letters. - 200 to 250mm Outside Diameter of Insulation or Pipe: 600mm long color field, 65mm high letters. - Over 250mm Outside Diameter of Insulation or Pipe: 800mm long color field, 90mm high letters. - Ductwork and Equipment: 65mm high letters. - Stencil A13.1.


Paint: Semi-gloss

enamel,

colors

conforming

to ASME

ii.

Color:

iii.

Plastic Pipe Markers: Factory fabricated, flexible, semi- rigid plastic, preformed to fit around pipe or pipe covering, minimum information indicating flow direction arrow and identification of fluid being conveyed.

iv.

Plastic Tape Pipe Markers: Flexible, vinyl film tape with pressure sensitive adhesive backing and printed markings.

v.

Underground Plastic Pipe Markers: Bright colored continuously printed plastic ribbon tape, minimum 150mm wide by 4 mil (0.10mm) thick, manufactured for direct burial service.

Conform to ASME A 13.1

HA(6/5/2011 ) PLANT NO.

JOB ORDER NO.



INDEX

A

DOCUMENT

NO.


PAGE NO.

REV.

26 OF

33

3

~ ...


U Q

t-c Q

9.

"' :t

Power Ventilator

U

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0:

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a.

Provide power ventilator with sheaves (for belt drive fan) required for final air balance.

b.

Install backdraft dampers on inlet to wall exhausters.

~ w

I(/)

>(/)

IY W I

s:

0 W -' :! I U 0 W 0 0

10. Air Cleaning Install filter gage static pressure tips upstream and downstream of filters. Mount filter gages on outside of filter housing or filter plenum, in accessible position. Adjust and level.

...;

REVISIONS

C. DEPT, PREP.

Testing, Adjusting

and Balancing

.:::E&:.:.:DD~--I

BY:

1.

Submit name of Testing, Adjusting and Balancing (TAB) agency for approval within thirty (30) days after award of CONTRACT. Such agency shall be company specializing in Testing, Adjusting and Balancing of systems with minimum three- (3) years-documented experience. Perform WORK under supervision of NEBB or any other Certified TAB Supervisor acceptable to the COMPANY.

2.

Total system balance shall be performed in accordance with TCS-K-100.01

3.

Prior to commencing WORK, submit draft reports on NEBB form indicating adjusting, balancing and equipment data required.

4.

Submit draft copies of report for review prior to final acceptance of PROJECT. Provide final copies to COMPANY REPRESENTATIVE and for inclusion in operating and maintenance manuals.

5.

Provide reports in soft cover, letter size, 3-ring binder manuals, complete with index page and indexing tabs, with cover identification at front and side. Include set of reduced drawings with air outlets and equipment identified to correspond with data sheets and indicating thermostat locations.

6.

The WORK shall also include the following tests: Duct Leakage, Sound test, Vibration Tests and commissioning for fire alarm system.

7.

Include detailed procedures, commencing any test.

8.

Upon completion of installation and before the system is energized or accepted, tests shall be carried out by the CONTRACTOR to demonstrate that each installation is functioning in accordance with the specifications.

9.

The CONTRACTOR shall test each circuit for grounds and shorts by means of a megger insulation testing instrument which shall impress a voltage of not less than 500 Volts upon the circuit under test. Any circuit showing an insulation resistance not less than the minimum values given in the NEC

DATE:


agenda,

sample

report

forms

prior

to

HA(6/5/2011 )

JOB ORDER NO.


PLANT NO.


INDEX

A

DOCUMENT

NO.


PAGE NO.

REV.

27 OF

33

3

'"<"''".J

SAUDI ELECTRICITY

COMPANY

Q

l:

shall be investigated and weak points corrected. All circuits under megger insulation test shall be connected to respective final terminals with switches or breakers in the "OFF" position.

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Q

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10. The CONTRACTOR shall correct or replace any current carrying circuit which is defective or grounded. The CONTRACTOR shall correct deficiencies encountered during the testing.

~

11. Following established procedure, equipment will be energized certification that installation is satisfactory. Final operational tests determine that wiring connections are correct.

12. Pipe weld ts of chilled water lines (above grade and below grade) shall not be covered with insulation until radiographed and/or hydrostatic tested and found acceptable as per TCS-K-100.01.

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upon shall

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REVISIONS

3.05 PLUMBING SYSTEM MATERIAL REQUIREMENTS E&DD

OEPT:

PREP.

BY:

Plumbing system shall be in accordance with TES-P-119.19 items listed below:

requirements, except

DATE:

A.

Plumbing Piping Piping shall conform to the requirements of SEC Standard 75-TMSS-1.

B.

Plumbing Fixtures 1. Western Water Closet Vitreous china, floor-mounted, close-coupled, siphon-jet flush action water closet with trims and complete insulated tank supply assembly per SEC Standard 75-TMSS-02. 2. Eastern Water Closet a. Manufacture: White Vitreous china, large standard rectangular shape with integral foot treads, designed to mount flush with the floor finish provided with built-in or separate tar-coated or separate P-trap

E T1F1Ek BY,

~r

DATE,OCnh 2..0 "

d.

Flush Tank: Wall-mounted high level plastic flush tank with side inlet connection and stop valve, complete with float assembly, concealed brackets or stainless fixing screws, pull chain, plastic flush pipe and rubber connector.

3. Lavatory a. Manufacture: White Vitreous china, counter top lavatory as per SEC Standard 75-TMSS-2 complete with mounting kit, lavatory faucet with spout with aerator, metal pop-up drain and handle stops. The fixture shall be provided with supply assembly with 10mm diam. angle valve, inlet pipe male thread with escutcheon, flexible tube riser with reducing coupling, chrome finish.

THIS DRAWING IS NOT TO BE USED FOR CONSTRUCTION OR FOR ORDERING MATERiAlS UNTIL CERTIFIED AND DATED

HA(6/5/20 11) PLANT NO.

JOB ORDER NO.


REFER TO I.1AIN SOWITS

INDEX

A

DOCUMENT

NO.


PAGE NO.

REV.

28 OF

33

3

,..:

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0:


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0

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It shall also be furnished with 32mm diam. adjustable P-trap made of chrome plated cast brass with cleanout plug and arm with escutcheon. Strainer shall be made of copper alloy or corrosion resistant steel.

0

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b. Trim: Two-handle center-set vandal-proof lavatory faucet made of durable cast brass, 1/4-turn washer-less ceramic disc valve cartridges that are reversible for use with round or lever handles. All brass components in with water shall contain no more than 3% lead content by weight. Meets ANSI /ASME A 112.18.1 M

g:00

0

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c. Lavatory Counter material shall be Pink or Black colored artificial marble.

4. Urinal

...;

REVISIONS

.:::[&::.::0::...0 -4

DEPT, PREP.

a. Manufacture: Vitreous china, wall-hung siphon-jet action urinal per SEC Standard 75- TMSS-2 without extended shields and complete with mounting kit.

BY:

b. Flush Valve: Exposed closet valve, chrome plated, metal oscillating non-hold-open handle, 20mm diameter. IPS screw driver angle stop with protective cap, adjustable tail piece, vacuum breaker flush connection and spud coupling for 20mm diameter top spud, wall and spud flanges. Valve shall be designed for a minimum working pressure of 173 kPa.

DATE:

5. Eyewash With Auxiliary

Body Spray

a. Unit shall meet ANSI Standard and OSHA rules and regulations. b. Eyewash: Easy cleaning, non-clogging eyewash with stainless steel receptor, twin soft PVC covered ABS plastic anti surge heads, stainless steel spray rings, dual automatic pressure compensating devices, chrome plated brass ball valve easily activated by either flag and or foot treadle, universal emergency sign, stainless steel dust cover, supply and waste pipe fittings. c. Drench Hose: Eye/face and body spray with ABS plastic spray head, squeeze lever handle valve and 2.4 meters heavy duty yellow rubber hose. d. The unit shall be protected against corrosive atmosphere. e. A 533mm long self-adhesive, barber pole stripe in green and bright yellow shall be provided to improve visibility.

c.

Plumbing

1. Booster Pump


The pump shall be close-coupled and designed for horizontal installation. Pump parts material specifications shall be as follows: HA(6/5/2011

JOB ORDER

NO.

Equipment

)


PLANT NO.

REFER TO

~AINsowrrs

INDEX

A

DOCUMENT

NO.

REFER TO

MAINsowrrs

PAGE NO.

REV.

29 OF

33

3

"''""


u

~ -e Q

:.:

x u W I-

0:::« o/l 00 u..a.. ~ z=> W 0""" I(/) -« >1-0::

z

0

~ 0-

uw

Wz I-w 0(9

Q: u en

(/)

Z

0 i=

~

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0« 0> «I

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PREP.

Refer to TES-H-107.01 requirements.

0:: W l-

WW OZ OW

W

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0 0 «

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and TES-H-107.02

The pump shall be designed to deliver water as required by the system, including the emergency eyewash and hand spray equipment with an inlet supply pressure of 138 kPa. Pump motor shall have a TEFC enclosure and operable at 220 volts/ 1-phase / 60 Hz. , and 3500 rpm.

REVISIONS

DEPT:

Painting/Coating:

>-

(/)

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Cast Iron Bronze Bronze Stainless Steel Buna N Bellows, Stainless Steel Metal Parts, Ni-Resist Seat and Carbon Washer

(/)

g:o/l

c '"

Casing: Case Wearing Ring: Impeller: Shaft: Mechanical Seal:

The booster system shall be skid mounted and provided with shed when installed outside the building. The skid shall include control , pressure tank, pressure gauge and pressure switch.

E&DD

---i BY:

2. Sump Pump

DA.TE:

The pump shall conform to the requirements of a dewatering pump on SEC Standard 83- TMSS-1. Discharge rate and discharge pipe diameter shall be 4 liters per second (63.41 gpm) and 50 mm respectively. The pump motor shall operate on a 220V, 60 Hz, single phase power supply, and 3500 rpm. 3. Water Transfer

Pump

The pump shall be close-coupled and designed for horizontal installation. Pump parts material specifications shall be as follows: Casing: Case Wearing Ring: Impeller: Shaft: Mechanical Seal:

Cast Iron Bronze Bronze Stainless Steel Buna N Bellows, Stainless Steel Metal Parts, Ni-Resist Seat and Carbon Washer

The pump shall be designed to deliver 1.58 liters per second (25 Gpm) of water. Pump motor shall have a TEFC enclosure and operable at 220 volts/ 1-phase / 60 Hz. , and 3500 rpm. The pump shall be provided with shed when installed outside the building. It shall be manually operated with auto stop to avoid dry running (No water flow). 4. Transformer

Pit Pump

The pump shall be self priming type and designed for horizontal installation. Pump parts material specifications shall be as follows:

THIS DRAWING IS NOT TO BE USED FOR CONSTRUCTION OR FOR ORDERING MATERIALS UNTil CERTIFIEDAND DATED

Casing: Impeller:

Ductile Iron Ductile Iron

HA(6/5/20 11) PLANT NO.

JOB ORDER NO.



INDEX

A

DOCUMENT

NO.


PAGE NO.

REV.

30 OF

33

3

,.; ''"" u


0

~ -e

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'"

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z=> z

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<..>w wz I-w

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TES-H-107.02

The pump shall have a discharge capacity of 4.0 LPS. Pump motor shall have a TEFC enclosure, and operable at 220 volts /1-phase/ 60Hz., and 1750 rpm.

>-

(f)

Z

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<..> I- W

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u

and

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SAE 4140 Silicon/Silicon Refer to TES-H-107.01 requirements.

Shaft: Mechanical Seal: Painting/Coating:

0

01_Z

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The pump shall be provided with galvanized steel sun shade. It shall be manually operated with auto stop to avoid dry running (No water flow).

-'

-'

0« 0> «I

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5. Electric Water Heater

,..;

REVISIONS

DEPT:

PREP.

The water heater shall conform to the requirements of SEC Standard 94TMSS-1. Minimum capacity shall be 57 liters Minimum (15 gallons Min.).

E&OD

BY:

6. Water Storage Tank

DATE:

Constructed of polyethylene and provided with conductivity of the tank shall be 0.112 W/M-deg K. tank shall be clean, smooth, uninterrupted and Shape shall be cylindrical-horizontal type. Capacity (500 gallons).

insulation. The thermal The inside surface of the free of foreign material. shall be 1895 liter

Tank Nozzle and Manhole: Tank nozzles shall be provided with steel pipe couplings, threaded steel flanges or standard pipe nipples. Manhole shall also be provided for cleaning and maintenance. Nozzles shall be for inlet, outlet, drain, level switch and sight glass.

7. Pump Control For Pumps control system, refer to 83- TMSS-01 items 5.3.1.a ; except that for Outdoor Installation, Classification shall be NEMA 4X.

3.06

FIRE DETECTION/ALARM. PROTECTION SYSTEM

FIRE

PROTECTION

SYSTEMS

&

GASEOUS

Provide and install a complete fire detection/alarm and fire protection systems for the complete building which shall include the following major devices: 1.

Fire Protective Signaling (FPSP) Fire protective signaling shall be in accordance with the requirements of 90-TMSS-01.


2.

Automatic

Fire Detectors

Automatic fire detectors shall be in accordance with the requirements of SES-8001, TES-8-106.01 and TES-P-119.21. HA(6/5/20

11 )

PLANT NO.

JOB ORDERNO.


REFER TO IIIAIN SOWITS

INDEX

A

DOCUMENT

NO.


PAGE NO.

REV.

31 OF

33

3

,..: 0:


'"

U C

~

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c

3.

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Manual Alarm Stations

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Manual alarm stations shall be in accordance with the requirements of SES-8001, TES-8-106.01 and TES-P-119.21. 4.

Audible and Visual Alarm Devices Audible and visual alarm devices shall be in accordance with the requirements of SES-8-001, TES-8-106.01 and TES-P-119.21.

~ ~

5.

Data Printer

..:

Data printer shall be in accordance with the requirements of TES-P-119.21.

REVISIONS

DEPT, PREP.

=E&::::DD~-I

6.

BY:

Fire Fighting Equipment Firefighting equipment shall be provided in accordance with the requirements outlined in 90-TMSS-3, TES-P-119.21 and hereunder:

DATE:

a.

Workshop and Record Room - 20 Ibs., C02 type Portable Fire Extinguisher.

b.

Control Room, Communication Room, 13.8kV Switchgear Room and GIS room - 20 Ibs., C02 type Portable Fire Extinguisher.

c.

Cable basement, 8attery Room, HVAC units area and Station Service Transformer area - 17 Ibs., Class A8C (Multi purpose dry chemical) Cartridge Operated type Portable Fire Extinguisher. For 8attery Room the portable fire extinguishers to be located outside beside the room door and shall be provided with protective cover.

d.

At each Power Transformers - 125 Ibs capacity, steel dry chemical type, class A8C (Multi purpose dry chemical), External cartridge operated.

/

7.

Gaseous Fire Protection System FK-5-1-12 a.

b.


Design, provide and install automatic gaseous fire protection system for the protected area as per Scope of work in accordance with TES-8-106.06 and NFPA 2001 Standard. Design Requirements are as follows: i.

Provide adequate amount of extinguishing agent based minimum design concentration of 4.2% for the protected area.

on the

ii.

Locate extinguishing and back-up supply inside the Tank Room which shall be located inside the Control Room. (if applicable).

iv.

Interface gaseous fire protection system with building fire alarm and detection system, fire/smoke dampers, door holders and HVAC system.

HA(6/5/20 11) PLANT NO.

JOB ORDER NO.



INDEX

A

DOCUMENT

NO.


PAGE NO.

REV.

32 OF

33

3

..."


a:

U

"t., ":t '"

U

W o::<{ "" 0 0 u...DW z=> W 0-' en -<{ en ~o:: >>en UW en wz z 0:: ~w 0 ui 0(') i= -c U ["" ~w 3: zen o~ o~ 0 o::<{ _z 0-0 w enw WO:! O~ o::=> o::=> I u...<{U 0::0 Ow 00:: 0 Uu WW W O<{ OZ 0 0> OW 0 <{(') <{ <{I

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8.

Equipment warning signs shall be provided in accordance with the requirements of TES-P-119.21. 9.

CONTRACTOR shall provide a programming kit (Iaptop accessories) and other related items, along with two (2) sets of programming manuals, programming software, alarm system down load programming for computerized/addressable fire alarm system.

10.

CONTRACTOR shall provide an auto dialer telephone as per TES-P-119.21.

11.

Fire Alarm system shall be integrated with SAS.

-'

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REVISIONS

DEPT:

PREP.

Equipment Warning Signs

[&OD

----f BY:

**** END OF SECTION III ****

DATE:

THIS DRAWING IS NOT TO BE USED FOR CONSTRUCTION OR FOR ORDERING MATERIALS UNTil CERTIFIEDAND DATED

HA{6/5/20 11) PLANT NO.

JOB ORDER

NO.



INDEX

A

DOCUMENTNO.


PAGE NO.

REV.

33 OF

33

3

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