I-switchgear yohlobo lwe-GCK low-voltage drawer isetshenziswa ezimbonini zikagesi, iziteshi ezingaphansi, i-petrochemical, i-metallurgical rolling, indwangu yezimboni ezilula nezinye izimboni namabhizinisi ezimayini nezindawo zokuhlala, izakhiwo eziphakeme nezinye izindawo, njenge-AC 50~60Hz, i-voltage yokusebenza elinganiselwe I-AC 660V nangaphansi kwesistimu yamandla yemishini yokusabalalisa amandla okuguqulwa kwamandla, ukusatshalaliswa nokulawula.