... up to 1000V. 4.OEM/COPY Application: LC1-D(JX2) series A.C.contactors are suitable for frequency 50/60Hz,rated insulation ... for makinng/breaking electric circuits at a long distance & for frequent starting/stopping &controling A.C. Motors.It is used in combination ... ,Mini Circuit Breaker,Moulded Case Circuit Breakers,Leakage Breaker,A.C Contactors and Dual power Automatic Transfer Switch,etc.Our ...