IEC Substation Switching Solutions Catalog | GTMS (CA10188E)

MODELS

Earthing Switch – GTMS-LT The GTMS-LT is a 3 phase earthing switch for grounding of busbars during inspection, maintenance, and repairs or for grounding capacitor banks. The GTMS-LT can be installed vertically or underhung. The switch can be provided as either a 3 phase unit, or a 4 phase unit with manual or motor operation, and is available from 15 kV to 500 kV and 20 kA/3s to 60 kA/3s.

RATED VALUES

VOLTAGE ( kV )

BIL ( kV )

1 sc ( kA )

15

110 150

25 38 48

200 250 350 550 650 950 1050 1300 1550 1800 1175

20 a 40

72.5

145

245

40 a 63

362

63

550

63

4-Pole Earthing Switch - GTMS-TP The GTMS-TP is a 4 pole earthing switch for grounding of busbars during inspection, maintenance, and repairs or for grounding capacitor banks. The GTMS-TP can be installed vertically or underhung. The switch can be provided as either a 3 phase unit, or a 4 phase unit with manual or motor operation, and is available from 15 kV to 38 kV and 25 to 40 kA/1s.

RATED VALUES

DIMENSION (mm)

VOLTAGE ( kV ) BIL ( kV ) 1 sc ( kA )

A

B

25

330 430 330 430 330 430

15

110

465

31.5

25

25

150

565

31.5

25

38

200

670

31.5

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