Lus piav qhia luv luv:

Khoom piav qhia

Tiv thaiv los ntawm dhau voltage thiab nyob rau hauv voltage ntawm ib qho ntawm peb theem thiab poob ntawm ib lossis ntau theem. Indication thiab/los yog disconnection raws li qhov tshwm sim ntawm mains zaus yuam kev los yog theem sib lawv liag yuam kev yog muaj raws li kev xaiv.

Tsis zoo li AVS303, AVS3P-0 yog tsim los ua haujlwm rau sab nraud tswj Circuit Court lossis contactor uas yuav yog ib feem ntawm lub cev muaj zog los yog lwm yam khoom siv.The AVS3P-0 muaj volt-dawb changeover hu ua cov zis.