ERFA Industries Group
ERFA Industries Group Xian ERFA Switchgear under ERFA Industries Group
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VS1/R-12 Series of Indoor High Voltage Vacuum Circuit Breaker
With Lateral Operating Mechanism
ΔGeneral Description
VS1/R12 series of Indoor High Votage Vacuum Circuit Breaker With Lateral Operating Mechanism used spring to storage energy.The operating mechanism can be operated by two ways:by manual and electromotive operation.The characteristics is accordance with GB1984-2003 High voltage AC circuit breaker,JB3855-1998 3.6-4.5KV Indoor AC High voltage circuit breaker and IEC standard 62271-100:2001High voltage AC circuit breaker.
ΔApplying ambient conditions
1. Ambient temperature:-15oC~+40oC.
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. 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.
4. The height above sea level:1000m
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.
