Product description
3.4 Mechanical operating mechanisms
3VL molded-case circuit breakers
System Manual, 03/2009, 110 0110 - 02 DS 01
25
3.4.3 Door-coupling rotary operating mechanism (optional)
The door-coupling rotary operating mechanism is available for installation in control cabinets
and distribution boards.
Door-coupling rotary operating
mechanism
SENTRON VL circuit breakers with door-coupling rotary
mechanisms comply with the "Network disconnecting
device" condition of DIN EN 60204-1 (VDE 0113-1).
The door-coupling rotary operating mechanism is designed as follows:
● Rotary mechanism on the front with shaft stub (without knob)
● Shaft coupling
● 300 mm extension shaft (600 mm optional, clip required)
● Actuator
Degree of protection
This mechanism offers degree of protection IP65
Interlocking
Lockable in the "OFF" position with up to 3 padlocks. A safety lock can also be used.
Application
Standard application:
● Black knob
● Gray indicator plate
Network disconnector facility with features for stopping and shutting down in an emergency:
● Red knob
● Yellow indicator plate
Accessories
Optionally, up to 4 changeover contacts can be used:
Two contacts can be used as leading NO contacts and two contacts as leading NC contacts.
These are equipped with 1.5 m long connection cables
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