isolating switch,grounding switch. Combined Type Earthing Switch with 12kv Rated Voltage and 2000 Cycles Mechanical Endurance.

Key Specifications/Special Features:

Main Technical Parameters:

Rated voltage:12kv

Rated short-time withstand current (thermal stability):31.5kA

Rated peak withstand current (active stability):80KA

Rated short-time power frequency withstand voltage (pole to earth and beyween poles):42KV

Rated lighting impact withstand voltage (pole to earth and between poles):75kv

Mechanical endurance :2000cycles

Indoor high voltage earthing switch is assembly struture which is used for the power system of  indoor 3 to 12KV three-phase AC with the frequency 50/60Hz

Complies with GB1985-89 AC high voltage disconnecter and earthing switch and IEC 129

It can protect other electric equipment in switchgear from damage and can be used together with various high voltage switchgear as grounding protection of the equipment during overhaul.

Earthing Switch