How to use the internal energy storage rod of abb vacuum circuit breaker

What temperature should a vacuum circuit breaker be stored outside?

An air gap should be left to prevent condensation. The minimum allowed ambient temperature for the Outdoor Vacuum Circuit Breaker is (-)30°C. Structures may be stored outdoors.Spare parts should be stored indoors in a recommended storage area in their original packings.

What are the characteristics of vacuum circuit breakers?

Vacuum circuit breakers are characterized by their simple and robust construction. They have a long life expectancy. Their operating mechanisms have a low maintenance requirement, and the interrupters are maintenance-free during their working life.

How to test internal interrupter chamber pressure with Vidar vacuum tester?

The following test values have to be set for checking of the internal interrupter chamber pressure with the VIDAR vacuum tester: Rated voltage of the circuit breaker DC test voltage 12-17.5 kV 40 kV Testing is to be performed at the rated contact distance in the OFF condition.

What is the minimum ambient temperature for the outdoor vacuum circuit breaker?

The minimum allowed ambient temperature for the Outdoor Vacuum Circuit Breaker is (-)30°C. Structures may be stored outdoors.Spare parts should be stored indoors in a recommended storage area in their original packings. The entire assembly instruction should be read carefully before starting the assembly work.

Does ABB service secovac R?

In 2018 ABB acquired GE Industrial Solutions. SecoVac R is now serviced and maintained by ABB. If you need spare parts or your installed equipment has aged and requires modernization or replacement – ABB is your first point of contact. Ref: DEH-50010 VD4真空断路器采用ABB驰名的真空灭弧室和新一代绝缘材料的浇注式固封极柱，以及功能模块化设计的操动机构，是ABB集团全球研发设计和制造生产技术的融合。

How to charge a circuit breaker manually?

manually.Circuit-breakers with manual charging mechanisms:Insert charging lever 128 into socket 55.6 and pump up and down for pprox. 25 strokes until the charged condition is displayed.When the charged condition is reached, the charging mechanism automatically disengag