3VL molded-case circuit breaker
4.1 Brief description
3WL/3VL circuit breakers with communication capability - PROFIBUS
92
System Manual, 03/2011, A5E01051353-02
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1) Size-dependent
Ground-fault protection
2) TM up to In = 630 A
① Vectorial summation current formation (3-conductor system)
3) Motor protection up to In = 500 A
② Vectorial summation current formation (4-conductor system)
4) With COM20/COM21 from release 2 ③ Direct recording of the ground-fault current in the neutral point of the transformer