The corporation upholds the philosophy of "Be No.1 in excellent, be rooted on credit rating and trustworthiness for growth", will proceed to provide aged and new buyers from home and abroad whole-heatedly for
Advanced Lightning Arrester,
Lightning Arrester System,
Types Of Circuit Breaker, We've been confident that there'll become a promising future and we hope we can have long lasting cooperation with consumers from all over the world.
Chinese Professional 63 Automatic Changeover Switch - 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:
Our company has been focusing on brand strategy. Customers' satisfaction is our best advertising. We also supply OEM service for Chinese Professional 63 Automatic Changeover Switch - ZN85 33kV 1250A Indoor Vacuum Circuit Breaker – Aiso, The product will supply to all over the world, such as: Slovakia, Cancun, Kuwait, We'd like to invite customers from abroad to discuss business with us. We can present our clients with high quality products and excellent service. We're sure that we'll have good cooperative relationships and make a brilliant future for both parties.
logo 
