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- Medium Voltage Electrical Components
Vacuum Circuit Breaker (VCB)
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- A Vacuum Circuit Breaker (VCB) is a switching device that can turn electrical equipment or circuits on and off, either manually or automatically, in normal or emergency situations. VCBs are designed for medium voltages of over 1 kV and work by quenching electric arcs. Some fundamental tests for high voltage circuit breakers include: Main circuit dielectric test Main circuit resistance test…
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