JN22B-40.5 series indoor AC high voltage grounding switch is the improvement of JN22 series earthing product. Suitable for 40.5kv, AC50Hz electrical system, can be matched with various series HV switch devices, also can be used as the earthing protection for HV equipments inspection.
It complies with IEC129 standard. Can be matched with live displaying devices
Packing and shipping
|Rated short-time withstand current||31.5kA|
|Rated short circuit duration||4s|
|Rated short circuit closing current||80kA|
|Rated peak withstand current||80kA|
|Core clearance between phases||280mm, 300mm, 350mm|
|Rated power frequency withstand voltage(1min)||95kV|
|Rated lightning impluse withstand voltage||185kV|
-- Wooden box for products.
-- Shipping mark according to customer's request.
-- Bulk production will be deliveried by sea and air.Our Service
-- We have our own factory, professional manufacturer
-- We can send you samples within one week.
-- We do OEM & ODM services .
-- We control quality strictly, quality problem: 100% compensation or change
Warmly welcome to visit our factory. Welcome customer or your agent to inspect before order or lading.