For connection of auxiliary circuits, the circuit breakers of fixed version are equipped with manually plug-in
terminal boards with coding pins, which eliminate misuse of the terminal boards in their connecting with
the block of the citcuit breaker blade contacts.The contacts of auxiliary circuits of circuit breakers of
withdrawable version are inserted automatically in circuit breaker moving into the frame.
Conductors of auxiliary circuits are connected to terminal boards in two ways (see the figure).
Coding set
CONNECTING BARS
Fixed-mounted breaker
Horizontal connection
(standard version)
Vertical
connection
Guide frame
Horizontal connection
(standard version)
Front connection
Vertical
connection
Flange
connection
Hand plug SIGUT
(standard)
AUXILIARY CONDUCTORS
Hand plug screwless terminal system
(option)
Auxiliary
disconnects
Receptacle
Front connection
single hole
double hole raw
single hole
double hole raw
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Summary of Contents for ARION WL
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