· Overview

JN4-12 (G)-type indoor high voltage earth switch, is equipped for 12KV indoor away metal armor metal enclosed switchgear and other major components of high-voltage switchgear can also be used alone. As a 12KV AC 50Hz and below ground power system protection purposes, together with related short-circuit current capacity, reasonable structure, small size, operating flexibility, easy installation and adjustment.

· Environmental conditions

· Altitude 1000-3000m;
· the surrounding air temperature: up to 40 ℃: -25 ℃
· lower limit of not more than 8 degree earthquake intensity;
· no fire, explosion, serious students dust, chemical corrosion and severe vibration sites

· Model:

· Technical parameters

· Model specifications