Circuit Breaker for Gis (with Disconnector And Earthing Switch)

• Transport Package: Plywood Case
• Origin: China
• HS Code: 85352100

Product Description

Product Description

The circuit breaker is mainly used for GIS. The product adopts the splint structure, and has the advantages of simple installation, reliable breaking performance, long service life and maintenance-free, and is an ideal substitute for the vacuum circuit breaker for GIS. Product performance meets the requirements of GB1984-2014 "AC high voltage circuit breaker" E2-M2-C2 circuit breaker.

 

Technical parameters

	Item	Unit	Value
1	Rated voltage	kV	12
2	Rated frequency	Hz	50
3	Rated current	A	630
4	Rated short time withstand current	kA	20/25
5	Rated peak withstand current	kA	50
6	Rated short circuit duration	s	4
7	Rated short circuit making current	kA	50
8	Mechnical life	times	10000
9	Main loop resistance	μΩ	≤60
10	1 min power frequency withstand voltage	kV	38(in air)

 

Applying ambient condition

1. Altitude above sea level: no more than 2000m, earthquake intensity not exceed 8 degrees.

2. Ambient temperature: Max. Temperature: +50ºC, Min. Temperature: -45ºC. Average relative humidity daily: ≤95%, average relative humidity monthly: ≤90%.

3. It should be installed in condition without obvious dust, fire, chemical erosion, explosion, vapor and salt spray.

4. Rated SF6 gas pressure: 0.04mPa. SF6 gas meets the requirements of GB/T 12022-2014 "Industrial sulfur hexafluoride"

 

Overall outline drawing of VS1-12P/T