China Wholesale 11kv Compact Substation Factories – ZW7-40.5/35KV SERIES OUTDOOR HIGH-VOLTAGE VACUUM CIRCUIT BREAKERS – Jonchn Detail:
Structural features
1. Using vacuum arc extinguishing, strong breaking capacity, long electrical life, and mechanical life of 10,000 times;
2. Simple structure, maintenance-free, long period of no maintenance;
3. Good insulation performance and strong anti-pollution ability;
4. It can be equipped with spring or electromagnetic operating mechanism, with reliable mechanical performance and frequent operation; no fire and explosion hazards;
5. The measurement accuracy of the built-in current transformer can reach 0.2 level, or three-phase differential protection can be realized;
6. The built-in condensation controller can keep the circuit breaker running reliably under a certain temperature and humidity.
Structural features
Structural features
◆Ambient air temperature: upper limit +409C, lower limit -30°C (general area), -40C (alpine area);
◆Altitude: ≤1000m (if the altitude increases, the rated insulation level will increase accordingly);
◆Wind pressure: no more than 700Pa (equivalent to wind speed of 34m/s);
◆Earthquake intensity: no more than 8 degrees;
◆Dirty level: IV;
◆Maximum daily temperature difference: no more than 25°C.
The main technical parameters
Main mechanical parameters
Shape and installation dimensions
Product detail pictures:
Related Product Guide:
Well-run equipment, specialist income crew, and better after-sales services; We're also a unified major family, anyone stay with the organization value "unification, determination, tolerance" for China Wholesale 11kv Compact Substation Factories – ZW7-40.5/35KV SERIES OUTDOOR HIGH-VOLTAGE VACUUM CIRCUIT BREAKERS – Jonchn , The product will supply to all over the world, such as: Mexico, United Arab emirates, Marseille, All our staffs believe that: Quality builds today and service creates future. We know that good quality and the best service are the only way for us to achieve our customers and to achieve ourselves too. We welcome customers all over the word to contact us for future business relationships. Our products are the best. Once Selected, Perfect Forever!
By Laurel from Mombasa - 2017.04.28 15:45
High Quality, High Efficiency, Creative and Integrity, worth having long-term cooperation! Looking forward to the future cooperation!
By Roxanne from Jordan - 2018.06.03 10:17