Vacuum Circuit Breaker for Steel Furnaces

Product description

VS1-24 series indoor high-voltage vacuum circuit breaker is designed and improved on the basis of VD4-24 of ABB company by our company.

The main circuit loop adopts compound insulation.

The vacuum arc-chute is produced by the top-grade manufacturers and we also can install the foreign vacuum arc-chute according to the user’s requirement.

Rated current 630A-3150A.Rated short circuit drop-out current 20kA-31.5kA.

Mechanical endurance: 20,000 times.

It has passed the electric capacity switching test and no reignition.

It can be used in the plateau region of 12KV voltage and 4,500 meters altitude.

 

 

Technical parameters

Rated voltage(KV)	24
Rated current(A)	630,1250,1600,2000,2500,3150
Rated short-circuit breaking current(KA)	20,25,31.5

 

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