XGN66-12 back-setting enclosed switchgear, hereinafter referred to as the switchgear, is a new generation of high-voltage electrical products of our company, in line with the standard GB3906 "-35KV AC metal-enclosed switchgear" and the electrical department DLT404 "indoor AC high-voltage switchgear ordering technical conditions" requirements, but also meet the international standard C298 "above 1k and 52kV below the AC metal-enclosed switchgear and control equipment requirements".