VIB/R-12 Series of Vacuum Circuit Breaker With Lateral Operating Mechanism
VIB/R-12 series of Indoor High Voltage Vacuum Circuit Breaker with Lateral Operating Mechanism used spring to storage energy.The operating mechanism can be operated by two ways
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Interruptores de vacío de alta presión

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VIB/R-12 Series of Vacuum Circuit Breaker With Lateral Operating Mechanism
Detalles gráficos
● General Description
VIB/R-12 series of Indoor High Voltage 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,JB3855-1996 3.6-4.5kV Indoor AC
● Applying ambient conditions
1.Ambient temperature:-25℃~+40℃
2.Ambient 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 vapor pressure: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
● Main Technical Specification

● Overall outline drawing(fixed type)

● Following information is required for order
VCB Full type,main technical specification,distance between phase and quantity.
Type and specification of service voltage.
Name and quantity of spare parts.
● Typical wiring diagram of the second principle

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