DRC1(GMC) Series AC Contactor are latest products in 1990's. The series products are suitable for frequency of 50/60Hz, rated insulation voltage up to 690-1000v, rated operational current up to 9A-400A at rated operational voltage up to 380v under the utilization category AC-3. DRC1 Series AC Contactors are mainly used for making and breaking electric circuit at long distance and for frequent starting, stopping and reversing control of AC motors. They comply with IEC947, VDE947, GB14048.