Indoor Vacuum Type Load Break Switch
- Model NO.: FZN
- Operation: Electric Type
- Arc-extinguishing Medium: Vacuum
- Structure: Vertical
- Type: Circuit Breaker
- Certification: VDE, ISO9001-2000, CCC
- Trademark: Shanghai Electric
- Origin: Shanghai
- Breaking Capacity: High Voltage Circuit Breakers
- Speed: High-Speed Circuit Breaker
- Installation: Fixed
- Poles Number: 3
- Function: Circuit-Breaker Failure Protection
- Item: Indoor Vacuum Type Load Break Switch
- Specification: IEC 62227-100, GB1984-2003
- HS Code: 85389000
This circuit breaker has advantages of simple structure, strong switch capacity, long service life, multi-function, free explosion and easy maintenance. It is applicable for controlling switch or protective switch of power distribution and transmission for power plants and transformer substations, especially applicable for breaking important load and frequent operations.
Applying ambient conditions
1. Ambient temperature: -10º C~+40º C.
2. The height above sea level: ≤ 1000m(besides the special requirements).
3. 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%.
4. Saturated vapour 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. Earthquake intensity: Not exceed 8 degrees.
6. It should be installed in the places without fire, explosion, serious filth, chemical erosion and violent vibration.