Ang GCK type low-voltage drawer switchgear ay ginagamit sa mga power plant, substation, petrochemical, metallurgical rolling, light industrial textile at iba pang pabrika at mining enterprise at residential areas, matataas na gusali at iba pang lugar, bilang AC 50~60Hz, rated working voltage AC 660V at mas mababa sa power system ng power distribution equipment para sa power conversion, distribution at control.