China Wholesale 11kv Compact Substation Supplier – 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:
Always customer-oriented, and it's our ultimate goal to get not only by far the most reputable, trustable and honest supplier, but also the partner for our customers for China Wholesale 11kv Compact Substation Supplier – ZW7-40.5/35KV SERIES OUTDOOR HIGH-VOLTAGE VACUUM CIRCUIT BREAKERS – Jonchn , The product will supply to all over the world, such as: Cancun, Mexico, Costa rica, Since its foundation , the company keeps living up to the belief of "honest selling , best quality , people-orientation and benefits to customers. " We're doing everything to supply our customers with best services and best solutions . We promise that we are going to be responsible all the way to the end once our services begin.
By Helen from Mumbai - 2017.05.02 11:33
Production management mechanism is completed, quality is guaranteed, high credibility and service let the cooperation is easy, perfect!
By John from Kyrgyzstan - 2017.08.28 16:02