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Accessories
3.9 Accessories for locking and interlocking
Configuration: Three Circuit Breakers, of which two are back to back
Description:
One Circuit Breaker can be closed/opened independently of the other two. The two other
Circuit Breakers are mutually exclusive, that is, one can only be closed when the other is
open.
Required equipment:
Two of the three Circuit Breakers are each equipped with an interlocking module and a
Bowden wire.
Terminals for the Bowden wires:
1. Bowden wire: S
2. Bowden wire: S
Note
The cylinder-head screws with strain washers must be screwed into the index brackets at the
following terminals: S
Possible Circuit Breaker statuses:
128
O
- S
I
2
1
3
1
O
- S
I
3
1
2
1
I
, S
I
.
3
1
2
1
Example:
Operating Instructions, 12/2022, L1V30828903001-01
3WJ Air Circuit breakers
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