Bushings
Equipment bushings are moulded epoxy insulated parts for use in equipment insulated parts for use in equipment insulated with oil fluid or gas insulated, typically for transformers, switch gear, capacitors...
Dimensions and ratings
Interface A1 | Interface B1 & B2 | Interface C1 & C2 |
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Interface D1 & D2 | Interface E1 & E2 | Interface F1, F2 & D |
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Short circuit ratings
Interface type |
Contact type |
Current rating (A) |
RMS symm. (kA) | Peak asymm. (kA) |
Voltage Um (kV) |
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1 sec. | 2 sec. | 3 sec. | |||||
A1 B1 B2 C1 C2 D1 D2 E1 E2 F1 F2 F3 |
Pin and socket Pin and socket Pin and socket Bolted Bolted Bolted Bolted Bolted Bolted Bolted Bolted Bolted |
250 250 400 630 1250 800 1250 800 1250 2500 630 1250 |
12.5 12.5 16.0 28.0 75.0 50.0 75.0 50.0 75.0 - 28.0 75.0 |
9.0 9.0 11.3 19.7 53.0 35.3 53.0 35.3 53.0 - 19.7 53.0 |
7.5 7.5 9.2 16.1 43.3 28.8 43.3 28.8 43.3 - 16.1 43.3 |
31 31 40 70 >150 125 >150 125 >150 - 70 >150 |
24 36 36 36 36 24 24 36 36 36 52 52 |