3VL molded-case circuit breaker
4.1 Brief description
3WL/3VL circuit breakers with communication capability - PROFIBUS
System Manual, 03/2011, A5E01051353-02
89
① Withdrawable/plug-in socket ⑬ Door-coupling rotary operating mechanism
② Withdrawable side panels ⑭ SENTRON 3VL circuit breaker
③ Phase barriers ⑮ Internal accessories
④ Flared busbars ⑯ Solid-state overcurrent trip unit LCD ETU
⑤ Straight connection bars ⑰ Solid-state overcurrent trip unit with communication function
⑥ Multiple feed-in terminal for Al/Cu ⑱ Thermal/magnetic overcurrent release
⑦ Box terminal for Cu ⑲ RCD module
⑧ Extended terminal cover ⑳ Rear terminals – flat and round
⑨ Standard terminal cover
COM20 communication module for PROFIBUS DP from Release 2
⑩ Masking/cover frame for door cut-out
22
COM20 communication module for PROFIBUS DP
⑪ Stored-energy motorized operating mechanism
23
Battery power supply with test function for electronic trip unit
⑫ Front rotary operating mechanism
Figure 4-2 SENTRON VL, accessories
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