... Mainly Is Suitable For 50Hz Or 60Hz, When The AC-8a Use Category Fixed Working Voltage Is 240V Or 277V ... Voltage In 20% ~ 70%Us b. Contactor Use Category: Ac-1Ac8a c. Contactor In With 0.4m Place, Its Noise ... By UL,CUL,TUV,CE,CCC,Safe Certification and ISO9001 System Certification(SGS)CCC Certificate Number: 2005010309156761 UL Files Number: ... Contactor HLC-1XU02AAC(1.5P/30A/208-240VAC) AC Contactor