Outline

FZN21-12D / T630-20, FZN21-12DR / T125-31.5 high-voltage vacuum load switch and combination for three-phase AC electrical 12KV, 50Hz power distribution system, with a compact, small size, light weight, long life, closing breaking ability, safe and reliable, and fuse with the use of (the combination of electrical appliances) can replace higher cost of circuit breaker operation and maintenance easy.

Type Meaning

Environmental conditions

· Elevations ≤1000m;

· Ambient temperature -25 ℃ ~ + 40 ℃;

Relative humidity: daily average of not more than 95%, on average less than 90%;

· Non-conductive dust, corrosive gases and water vapor spaces;

· No fire and explosion hazard;

· No severe vibration, inclination of less than 3 ° place.

Technical parameters load switch

Mounting dimensions

Dimensions