20ka
Electric Type
High-Speed Circuit Breaker
Vacuum
Fixed
ACB
3
Vacuum
ISO9001-2000
Zhejiang, China
20ka
30
Zw32m-12
12kv
Cnyufeng
25-50ms
630A
11+1
25ka
50ka
tryyung
Caton
Zhejiang, China
Product Description
Discover the sophistication of our 11kv Vacuum Circuit Breaker Pole Mounted High Voltage Switchgear, featuring cutting-edge high voltage vacuum technology. Utilizing state-of-the-art solid epoxy sealing and an integrated solid-pole closure, this breaker excels in performance. The innovative self-ventilation technology ensures optimal heat dissipation, making it a reliable choice for high-stakes environments.









Specifications for optimal operational performance: - Ambient Temperature: Operates efficiently within a range, not exceeding +40°C and not going below -40°C. - Altitude: Designed to perform flawlessly up to 2000m. - Relative Humidity: Supports a daily maximum average of 95% and a monthly average up to 90%. - Saturated Vapor Pressure: Efficiency maintained at daily averages not surpassing 2.2 × 103MPa and monthly averages below 1.8 × 103MPa. - Earthquake Intensity: Robust enough to withstand seismic activities up to intensity eight. - Suitable Environments: Ensure no exposure to fire, explosion hazards, severe contamination, chemical corrosion, or intense vibrations.
No. | Item | Unit | Data |
1 | Rated voltage | KV | 12 |
2 | Rated frequency | HZ | 50 |
3 | Rated current | A | 630 |
4 | Rated short circuit breaking current | KA | 20 |
5 | Rated peak withstand current | KA | 50 |
6 | Rated short-circuit withstand current | KA | 20 |
7 | Rated short circuit closing current(peak) | KA | 50 |
8 | Mechanical life | Times | 10000 |
9 | Rated short-circuit breaking current breaking times | Times | 30 |
10 | Power frequency withstand voltage(1 min): ( wet)(dryphase to phase, to earth/Between open contacts | KV | 42/48 |
11 | Power frequency withstand voltage(1 min): ( wet)(dryphase to phase, to earth/Between open contacts | KV | 75/85 |
12 | Secondary circuit Imin power frequency withstand voltage | KV | 2 |


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Experience unparalleled reliability with our advanced solid insulation structure. Leveraging sophisticated solid epoxy sealing technology, coupled with an integrated solid-pole closure, it offers exceptional durability and performance. The self-ventilation system is meticulously designed to bolster heat dissipation, ensuring enduring efficiency.
Enjoy peace of mind with our secure payment options, safeguarded by stringent SSL encryption and PCI DSS data protection protocols. Our seamless return and refund policy caters to any issues with missing or defective products, ensuring a hassle-free experience for our valued customers.


Q: Are you trading company or manufacturer?
A: We are factory with more than 20 years experience in this field.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q:Do your company have a website?
A:Please check:https://chyele.en.made-in-china.com/
Q: What is your terms of payment?
A: Payment=500USD, 30% T/T in advance, balance before shipment.
A: We are factory with more than 20 years experience in this field.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q:Do your company have a website?
A:Please check:https://chyele.en.made-in-china.com/
Q: What is your terms of payment?
A: Payment=500USD, 30% T/T in advance, balance before shipment.
