Contactor LC1-D NEW series AC contactors are suitable for frequency 50/60HZ, rated insulation voltage up to 1000V, rated operation current 9~330A under AC-3 duty. It is mainly used for making/ breaking electric circuits at a long distance & for frequent starting/ stopping & controlling AC motors. It is used in combination with thermal relay to compose a magnetic motor starter. The products according with the standards such as IEC60947-4-1 & GB14048.4.