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JN22(B)-40.5/31.5 Indoor High-Voltage Earthing Switch

JN22(B)-40.5/31.5 Indoor High-Voltage Earthing Switch

JN22(B)-40.5/31.5 Indoor High-Voltage Earthing Switch

High-voltage electrical equipment

The JN22(B)-40.5/31.5 indoor high-voltage earthing switch meets the requirements of GB 1985-89 “Alternating-Current High-Voltage Isolating Switches and Earthing Switches” and IEC 129, and is suitable for AC power systems with a voltage of 12 kV or less at 50 Hz. It can be used in conjunction with various models of high-voltage switchgear as an earthing protection device.

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