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Connecting
8.3 Main connection methods for plug-in and withdrawable version
3VL molded-case circuit breakers
System Manual, 03/2009, 110 0110 - 02 DS 01
115
Withdrawable version: Connection on the front with busbar connection pieces
The withdrawable version enables the insertion and removal of the SENTRON VL circuit
breaker without requiring the disconnection of incoming or outgoing cables or busbars. A
special operating mechanism, attached to the stationary assembly, is used to insert or
remove the circuit breaker. A mechanical interlock prevents the circuit breaker from being
moved from the connected position to the disconnected position when it is switched on. The
circuit breaker will trip before the multiple clamping contacts between the circuit breaker and
the guide frame open. A locking device with padlock is provided on the stationary arm of the
withdrawable unit. The customer can lock the circuit breaker in either the disconnected or
connected position
Withdrawable version with front busbar
connections and terminal covers
Withdrawable version with front busbar
connections
Withdrawable version: Connection on the back with flat busbar terminals
It is possible to configure the busbars for horizontal connection when the withdrawable
assembly with rear flat busbar terminals is used. A separate kit is available for vertical
connection of circuit breakers up to and including VL250.
Withdrawable version with rear flat busbar
connections (rear)
Withdrawable version with rear flat busbar
connections (front)
Summary of Contents for SENTRON 3VL series
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Page 10: ...Table of contents 3VL molded case circuit breakers 10 System Manual 03 2009 110 0110 02 DS 01 ...
Page 350: ...Correction sheet 3VL molded case circuit breakers 350 System Manual 03 2009 110 0110 02 DS 01 ...
Page 358: ...Glossary 3VL molded case circuit breakers 358 System Manual 03 2009 110 0110 02 DS 01 ...
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