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Description of device
31
01/11 MN03402003Z-DE/EN
Figure 4:
Wiring of the motor-protective circuit-breaker for
the protection of AC or DC motors (bimetallic
release switched in series)
(
section "Auslösekennlinien/Tripping characteristics
Restarting
After tripping, the bimetallic releases must first cool down
before the motor-protective circuit-breaker can be reset.
Test function
Proper functioning of the circuit-breaker can be verified by
means of the testing feature
b
(
The active PKZM0/XTPR…BC1 motor circuit-breaker is
tripped by actuating the test release with the help of a
screwdriver. This allows the user to verify the proper
functioning of the motor-protective circuit-breaker in the
commissioning phase.
h
When a PKZM0/XTPR…BC1 is to be used for monitoring
an AC or DC motor, the current must flow across all three
current paths in order to avoid early tripping.
h
The PKZM0/XTPR…BC1 motor-protective circuit-breakers
can only be switched on locally.
Содержание PKZM0-0,25/XTPRP25BC1
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