China Factory for High Speed Circuit Breaker - ZN85 40.5kV 1250A Indoor Vacuum Circuit Breaker – Aiso

China Factory for High Speed Circuit Breaker - ZN85 40.5kV 1250A Indoor Vacuum Circuit Breaker – Aiso
We are convinced that with joint efforts, the business between us will bring us mutual benefits. We can assure you product quality and competitive price for Step Up Transformer Coils, Power Changeover Switch, Surge Arrester Earthing, If possible, be sure to send your needs with a detailed list including the style/item and quantity you require. We will then deliver our greatest price ranges to you.
China Factory for High Speed Circuit Breaker - ZN85 40.5kV 1250A Indoor Vacuum Circuit Breaker – Aiso Detail:

Product Description

ZN85 40.5kV 1250A Indoor Vacuum Circuit Breaker:

ZN85 indoor high-voltage alternating-current vacuum circuit breaker has a frequency of 50Hz and a rated voltage of 40.5kV. It applies to the electrical equipment control and protection in industrial and mining enterprises, power plants and substations, particularly to the places needing frequent operation. It can be fixed in a switch cabinet or installed on a handcart.
With stable performance and convenient installation, it is the best choice for the control and protection of high-voltage power transmission and distribution systems.

Environmental Conditions 
Ambient temperature: – 40℃~+40℃ (below 35°C within 24 hours)
Relative humidity: ≤95% (daily average) or ≤90% (monthly average)
Altitude:  ≤ 1000m

Structure and Function

Main Technical Parameters

Description Unit Data
Rated voltage KV 33,35
Max. voltage KV 40.5
Rated frequency Hz 50/60
Rated current A 630/1250
Rated short-circuit breaking current kA 20/25/31.5
Mechanical life Times 10000

Note:Please contact the factory to confirm the latest parameters

Outline and installation dimension

ZN85 40.5kV 1250A Indoor Vacuum Circuit Breaker

Product detail pictures:

China Factory for High Speed Circuit Breaker - ZN85 40.5kV 1250A Indoor Vacuum Circuit Breaker – Aiso detail pictures

China Factory for High Speed Circuit Breaker - ZN85 40.5kV 1250A Indoor Vacuum Circuit Breaker – Aiso detail pictures

China Factory for High Speed Circuit Breaker - ZN85 40.5kV 1250A Indoor Vacuum Circuit Breaker – Aiso detail pictures


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