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OEM manufacturer Voltage Surge Arrester - ZN85 33kV 1250A Indoor Vacuum Circuit Breaker – Aiso Detail:
Product Description
ZN85 33kV 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 |
| 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
Product detail pictures:
Related Product Guide:
With state-of-the-art technologies and facilities, strict good quality regulate, reasonable cost, exceptional assistance and close co-operation with prospects, we're devoted to supplying the top benefit for our customers for OEM manufacturer Voltage Surge Arrester - ZN85 33kV 1250A Indoor Vacuum Circuit Breaker – Aiso, The product will supply to all over the world, such as: Muscat, Morocco, Bhutan, With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in public placesand other industries. Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!
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