Product ModelJN22-40.5/31.5Product PriceUS282(1-50)US269(50-100)US262(≥100)Product Introduction
JN22-40.5/31.5 indoor high-voltage grounding switch is a new type of grounding switch with international advanced level developed by our company according to the prototype design of ES1 grounding switch. The structure is assembled, and its performance meets the requirements of GB1985-2004 "AC high voltage isolation switch and ground switch" and IEC129, which is suitable for indoor 3~12Kv three-phase AC 50(60)Hz power system: It has a certain closing ability to protect other electrical equipment in the switchgear from damage, and can be used with a variety of high-voltage switchgear as a grounding protection during the maintenance of high-voltage electrical equipment.Ambient conditions: Ambient air temperature: upper limit +40℃, lower limit -10℃; Earthquake sequence: not more than 8 degrees; Sea level: not more than 1000 meters; Pollution level: Class II. Humidity conditions: The average daily relative humidity does not exceed 95%, and the average monthly relative humidity does not exceed 90%.
