Transformer Nameplate 94r13

TRANSFORMER SPECIFICATION REFERENCE IS 2026 [PART I, II & IV]-1977 & [PART III] -1981

TYPE

SOCR

FORM

HV

9000

TYPE OF COOLING

ONAN

LV

9000

IMPEDANCE VOLTAGE (9.0 MVA BASE RATED TAP)

9.12 %

HV

66000

CONNECTION SYMBOLS

LV

11000

MASS OF CORE & WINDING

kg

9800

HV

78.8

MASS OF OIL

kg

4500

LV

473

TOTAL MASS

kg

20000

MASS OF HEAVIEST PACKAGE

kg

16500

UNTANKING MASS

kg

9300

mm

4350

L

5060

kVA

VOLT (AT NO-LOAD)

3NYC

YNd1

AMPERE

NO. OF PHASES

3

FREQUENCY

50

DIAGRAM DRG. NO.

Hz

TK 204580

MAKER’S SER. NO.

UNTANKING HEIGHT

110088-1

VOLUME OF OIL YEAR OF MANUFACTURE

GUARANTEED MAXIMUM TEMPERATURE RISE OF OIL IMPULSE TEST VOLTAGE kV peak

POWER FREQUENCY TEST VOLTAGE kV rms

HV LINE

350

140

HV NEUTRAL

95

38

LV

75

28

WINDING

1990

45°C, WINDING

- 55°C

VECTOR DIAGRAM HV

LV

HV OFF-CIRCUIT TAP CHANGER TAP SELECTOR CONNECTION

1N 1NS1 1NS2

HV LINE TERMINALS POSITION

1.1

1.2

2U

1U

2.1

CONNECTION

7 6

VOLT %

VOLT

AMPERE

2.2

3 5

2VS2 2VS1

4 1.1

1.2

1V

2V 2.1

1

4-5

107.5

70950

73.3

2

4-6

105.0

69300

75.1

7 6 4

5 1.2

1.1

5

3-6

102.5

67650

76.9

4

3-7

100.0

66000

78.8

2W

1W

2.1

2.2

3

7 6

3

2.2

3

4

BUSHING CURRENT TRANSFORMERS CONFORMING TO IS 2705: [PARTS I ~ IV] - 1981

SECONDARY TERMINALS

RATIO

VA

ACCURACY CLASS

A.L.P

MINIMUM KNEE POINT VOLTAGE Vk [ VOLTS ]

HV NEUTRAL

1NS1-1NS2

100/1

30

10P

10

250

600

1.0

LV LINE

2VS1-2VS2

473/2

−

3.0

−

−

−

−

CIRCUIT

MAXIMUM MAGNETIZING CURRENT AT Vk [ mA ]

MAXIMUM SEC. WINDING RESISTANCE ° AT 75 C [ OHMS ]