Indoor 12KV High Voltage Vacuum Circuit Breaker
Product Description
Introducing the Indoor 12KV High Voltage Fixed Type 3 Pole Solid-Sealed Embedded Pole Vacuum Circuit Breaker by Yueqing Liyond Electric Co., Ltd.
Summary
The VSG-12 Indoor High Voltage Vacuum Circuit Breaker is a three-phase A.C. 50Hz indoor power supply distribution equipment with a rated voltage of 12KV. Compliant with various standards including GB 1984-2003, JB3855-1996, DI 403-2000, and IEC 62271-100:2001, this circuit breaker is designed for protecting and controlling equipment in grid systems and industrial enterprises. It is ideal for switching loads, frequent operations, and breaking short-circuit currents.
Applying Ambient Conditions
- Ambient Temperature: -20ºC to +40ºC (daily average less than 35ºC)
- Ambient Humidity: Average daily humidity not exceeding 95%, average monthly humidity not exceeding 90%
- Saturated Vapor Pressure: Average daily pressure not exceeding 2.2kPa, average monthly pressure not exceeding 1.8kPa
- Height Above Sea Level: Less than 2000m
- Earthquake Intensity: Not exceeding 8 degrees
- Installation: Suitable for places without dust, smoke, corrosive or flammable gases, vapor, and salt spray
Technical Data
For detailed technical specifications, please refer to the product documentation provided by Yueqing Liyond Electric Co., Ltd.










Product Description
Welcome to Yueqing Liyond Electric Co., Ltd.
Product Description
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- Prices: Please send us an inquiry for pricing information. We will respond within 24 hours.
- Samples: Yes, we welcome sample orders for testing and quality checking. Mixed samples are acceptable.
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