VSG 12kV Vacuum Circuit Breaker Types is suitable for switching loads of different natures and frequent operations. The occasion of breaking short-circuit current for the first time. The product adopts VSG module integrated spring operating mechanism. The primary part of VSG-12kv can use a sealed pole to seal the vacuum arc extinguisher and the main conductive circuit parts into a whole, protecting the arc extinguisher from collision, dust and condensation. It has strong environmental adaptability and greatly reduces the cost of the arc extinguisher. operation and maintenance costs.
Among common 12kV vacuum circuit breaker types, the VSG-12 indoor high-voltage vacuum circuit breaker is a three-phase AC 50Hz switchgear device designed for 12kV indoor power systems, with fixed and withdrawable installation options. It is used to protect and control electrical networks by switching normal load current and interrupting fault current, making it suitable for substations, industrial facilities, commercial buildings, construction projects, and power distribution systems that require frequent operation and high reliability.
For B2B buyers such as distributors, contractors, and procurement teams, this model stands out for its modular operating mechanism, fast response, long mechanical life, low maintenance needs, and factory support for OEM, ODM, custom branding, white-label, wholesale, and export supply from China manufacturers and suppliers.
Advantage
1. Integration, modularization, miniaturization and lightweight;
2. High reliability, long life, more stable performance;
3. High degree of generalization, inventory and standardization of parts;
4. High transmission efficiency and more reasonable design;
Applying Ambient Conditions
1.Ambient temperature: -10℃-+40℃;
2.Relative humidity: the average humidity of a day should be no more than 95%; The average humidity of a month should be no more than 90%;
3.Earthquake intensity: not exceed 8 degrees;
4.Saturated vapor pressure: the average pressure of a day should be no more than 2.2kPa; the average pressure of a month should be no more than 1.8Kpa;
5.The height above sea level: ≤1000 m (Except special requirements)
6.It should be installed in the places without fire, explosion, serious filth, and chemical erosion and violent VSL ration.
