Numerous factors must be taken into consideration when choosing a circuit breaker.
First are the basic electrical characteristics of the equipment involved, such as the following:
Whether it uses an AC or DC current.
The voltage, whose determining factor is the highest voltage that can be applied across any two conductors in the circuit.
The short circuit current level that will trigger the device to protect it.
Other factors include the type...
vacuum circuit breaker
VCB
Primary current: 600 A - 20,000 A
VAC: 12 kV - 24 kV
Vacuum Circuit Breaker (VCB) General Type: Fixed and Draw-out type Specifications: 12-24kV, 600-2000A, 12-16kA (Asym, rms) Life cycle: Electrical: 10000 operations (for rated load switching) Mechanical: ...
vacuum circuit breaker
Primary current: 630 A - 2,000 A
VAC: 15 kV
The Hawker Siddeley Switchgear Ltd offers local original equipment manufacturers (OEM's) and panel builders the opportunity to manufacture the switchgear solutions under license whilst meeting the stringent design and quality standards. ...
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