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High Quality for Single Pole Circuit Breaker - 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:
We have a highly efficient team to deal with inquiries from customers. Our goal is "100% customer satisfaction by our product quality, price & our team service" and enjoy a good reputation among clients. With many factories, we can provide a wide range of High Quality for Single Pole Circuit Breaker - ZN85 33kV 1250A Indoor Vacuum Circuit Breaker – Aiso, The product will supply to all over the world, such as: Bolivia, Saudi Arabia, Munich, As the world economic integration bringing challenges and opportunities to the xxx industry, our company , by carrying on our teamwork, quality first, innovation and mutual benefit, are confident enough to supply our clients sincerely with qualified merchandise, competitive price and great service, and to build a brighter future under the spirit of higher, faster, stronger with our friends together by carrying on our discipline.