ABB VM1 Manual page 41

M E D I U M V O LTA G E P R O D U C T S
Breaker Rated Rated Rated
type voltage current short-
circuit-
breaking
current
symm. (
VM1.. kV A kA
1706-16 ( ) 17.5 630 16
5
1712-16 ( ) 1250
5
1706-20 ( 5 ) 630 20
1712-20 ( ) 1250
5
1731-20 3150
1740-20 ( ) 4000 ( )
4 4
1731-25 3150 25
1740-25 ( ) 4000 ( )
4 4
1731-31 3150 31.5
1740-31 ( ) 4000 ( )
4 4
1712-40 1250 40
1716-40 1600
1720-40 2000
1725-40 2500
1731 40 3150
1740-40 ( ) 4000 ( )
4 4
2406-16 ( ) 24 630 16
5
2412-16 ( 5 ) 1250
) 630 20
2406-20 ( 5
2412-20 ( ) 1250
5
2406-25 ( ) 630 25
5
2412-25 ( 5 ) 1250
( ) For further details on the cell type assignments see the section on dimensions for circuit breaker on withdrawable assembly
1
( ) At operating voltages lower than the rated voltage, the same values fundamentally apply as for the rated voltage. Higher values on request.
2
( 4 ) Breakers for 4000 A with fan cooling
( ) Use in ZS8.4 only
5
Short- Rated
circuit short-
breaking circuit
currentr making
asymm. ( ) current
2
) (peak) ( )
2 2
kA kA
17.4 40
21.8 50
27.3 63
34.3 80
43.6 100
17.4 40
21.8 50
27.3 63
Rated Pole Weight ( 1 )
short- centres ( )
1
circuit
duration
s mm approx.
kg
3 210 127
210 131
3 210 127
210 131
275 280
275 280
3 275 280
275 280
3 275 280
275 280
3 210 222
210/275 222/230
275 260
275 265
275 290
275 290
3 210 128
210 142
3 210 128
210 142
3 210 128
210 142
41 41
Permissible Dimensional
number drawings
of vacuum
interrupter
switching
operations
Figure Figure-no.
10a/10b
Page 33/34
Diagram A 10/8
Diagram A 10/8
Diagram B 10/8
Diagram B 10/8
Diagram B 10/5
Diagram B 10/5
Diagram C 10/5
Diagram C 10/5
Diagram D 10/5
Diagram D 10/5
Diagram E 10/4
Diagram E 10/4
Diagram E 10/5
Diagram E 10/5
Diagram E 10/5
Diagram E 10/5
Diagram A 10/9
Diagram A 10/9
Diagram B 10/9
Diagram B 10/9
Diagram C 10/9
Diagram C 10/9