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...

Short circuit ratings

Interface type
 
Contact type
 

Current rating (A)
 

RMS symm. (kA)   Peak asymm. (kA)
 
Voltage Um (kV)
 
 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

 

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