Accessories
4.5 Accessories for main connections
3WA1 air circuit breaker
282 Equipment Manual, 02/2023, 92310000002-06
Rear vertical main connection
The rear vertical main connection is mounted on the rear horizontal connection and can
be ordered from the factory preassembled or it can be retrofitted by the customer.
2 with 4000 A, rear vertical main connections can be supplied in two
The first version does not extend beyond the mounting width of the 3WA circuit
breaker/non-automatic circuit breaker.
The second, broadened version corresponds to the connections which were used in
3WL circuit breaker size 2 with rated current 4000 A. This version can be installed at
the factory by ordering Z option D01.
Front-accessible main connections according to DIN 43673 with double hole
The front-accessible main connection with double hole is mounted on the rear horizontal
main connection and can be ordered from the factory preassembled or it can be
retrofitted by the customer.
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