Circuit Breaker Testing | DV Power

Applications supported by the DV Power circuit breaker test equipment include measurements of:
• Timing of circuit breaker main, auxiliary and pre-insertion contacts
• Synchronization between the phases
• Contact resistance
• Dynamic resistance measurement)
• Coil resistance and coil current
• Mechanism charging time
• Minimum trip voltage
• Undervoltage release
• Motion and velocity
• “First trip” test
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