China Wholesale Electric Breaker Factories – ZW7-40.5/35KV SERIES OUTDOOR HIGH-VOLTAGE VACUUM CIRCUIT BREAKERS – Jonchn

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We know that we only thrive if we will guarantee our combined cost competiveness and high-quality advantageous at the same time for Circuit Breakers, Unitteruptible Power Supply, Leakage Circuit Breaker, With advantage of industry management, the company has always been committed to supporting customers to become the market leader in their respective industries.

China Wholesale Electric Breaker 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

◆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:

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Dedicated to strict top quality command and considerate purchaser support, our experienced staff customers are always available to discuss your necessities and be certain full client gratification for China Wholesale Electric Breaker Factories – ZW7-40.5/35KV SERIES OUTDOOR HIGH-VOLTAGE VACUUM CIRCUIT BREAKERS – Jonchn , The product will supply to all over the world, such as: Amman, Lithuania, Namibia, Faced with the vitality of the global wave of economic integration, we've been confident with our high-quality items and sincerely service to all our customers and wish we can cooperate with you to create a brilliant future.

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