Hoʻohana ʻia ʻo GCK type low-voltage drawer switchgear i nā mea kanu mana, substations, petrochemical, metallurgical rolling, light industry textile a me nā ʻoihana ʻē aʻe a me nā ʻoihana mining a me nā wahi noho, nā hale kiʻekiʻe a me nā wahi ʻē aʻe, e like me AC 50 ~ 60Hz, helu ʻia ka uila hana. ʻO AC 660V a ma lalo o ka ʻōnaehana mana o nā lako hāʻawi mana no ka hoʻololi ʻana i ka mana, ka hāʻawi ʻana a me ka mana.