JN22-40.5/31.5 series indoor high voltage grounding switch (hereinafter referred to as grounding switch) is a new product developed by the company. Its performance meets the requirements of the national standard GB1985-2004 and IEC62271-102:2002.
Suitable for three-phase rated voltage 40.5kV, AC 50Hz power system, can be used with KYN61-40.5 high voltage switchgear and other types of high voltage switchgear, as high voltage electrical equipment maintenance ground protection.