high voltage earthing isolation switch

Ambient condition:

Ambient temperature scope:form 12°C to40°C

Heavy cold zone:25°C allowed

Altitude not more than 1000m

Relative humidity:average everday not exceeding 95%

Monthly average not more than 80%

There shall have no conductive dust,no corrosive gasess,no severe vobaration and impact.no combustion

and explosion on the site for switch operating.

Summary:

JN22B-40.5/31.5 indoor AC high voltage earthing solation switch is an advanced level product with high-tech parameters performance improved on the basis of JN22-40.5/31.5.

After comprehensive evaluation,it conforms to GB1985 AC HV disconnect switch and earthing switch and IEC62271-102:2002,applies to power system of 40.5kV and AC 50Hz. Can be used with KYN61-40.5 and other types high voltage switchgear,also play a protective role in the high-voltage electrical equipment overhaul.