JN22B-40.5/31.5 ndoorAC high vottage earthing switch is an advanced level product with high-tech parameters performance iproved on the basis of JN22-40.5/3l.5.
After comprehensive evahatbnit conforms to GB1985 AC HV disconnect switch and earthng switch and IEC62271-102:2002, appies to power system of 40.5kV and AC 50Hz. Can be used with KYN61-40.5 and other types high votage switchgear, also play a protective rolen the high-voltage electrical equipment overhaul
