A.19
M-PACT Plus
M-PACT Accessories
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B
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Auxiliary switches
The M-PACT Plus circuit breaker is equipped with 5 NO and 
3 NC auxiliary switches as standard. Maximum number of 
contacts is 8, for alternative confi gurations please contact 
for availability.
Mechanical operation counter
Easily fi tted, this useful accessory may be specifi ed for use 
with either manual or motor charged M-PACT Plus circuit 
breakers.
It is clearly visible through the front panel, and the counter 
provides an accurate record of the cumulative number of 
complete breaker closing operations.
Key interlock facility
Ready-to-fi t interlocking device: Ronis, for installation between 
separate circuit breakers, available in kit form.
This valuable safeguard ensures that a circuit breaker cannot 
be closed unless the dedicated key has been inserted and 
secured within the lock.
Lock and key types
Ronis: Type 1104B lock with standard key, 1/4" turn rotation 
to trap the key, compulsory spindle size.
Cassette main terminal adaptors
Combinations of rear and front access connections possible 
for entire range. Tested and approved from 50 to 80kA.
To simplify main busbar or cable termination, M-PACT Plus 
provides a full range for rear and/or front access connection.
Bolt-on adaptor kits can be fi tted easily to suit either horizontal 
or vertical connections.