Our JR30 series of thermal overload relay can be used in the circuit of 50HZ or 60HZ,rated insulation voltage 660V,rated current 0.1--85A for protecting the phase break when the electric motor is overload.
JR30 types new thermal ac relay and thermal over current ac relay has different mechanism and temperature compensation & can be pluged in CJX5 series AC Contactor. And it is also for the lower setting current protection.tHE MAGNETIC RELAY CONFORMS TO iec60947-4-1.It is the most advanced thermal relay in the twenty century in the world.
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