Accessories
4.4 Plug-in and draw-out technology
3VA molded case circuit breakers with IEC certificate
284 Manual, 03/2019, A5E03603177010-03
Benefits of plug-in technology
● Defective molded case circuit breakers can be replaced quickly and easily
● Clear visual evidence of safe electrical isolation of main circuits
● Remote signaling of molded case circuit breaker positions:
– "INSERTED": The 3VA molded case circuit breaker is properly inserted and bolted to
the socket
– "WITHDRAWN": The bolts have been removed and the 3VA molded case circuit
breaker removed
● Plug-in socket can be locked by padlocks to prevent insertion of a molded case circuit
breaker
● Degree of protection IP20 at all termination points
● No grounding required
Locking and interlocking (Page 360)
Combination with other accessories
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