Circuit Breaker Service

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  • Upgrades to electronic trip units

  • Circuit breaker disassembly, cleaning and lubrication

  • Circuit breaker primary and secondary injection test

  • SF6 refill

  • Circuit Breakers Repairs
    In most cases, breaker failure is misdiagnosed as a transformer related problem. This is common for GSU units at windmill generation systems. Our technicians perform preventive maintenance and on-site testing in accordance with manufacturer specifications.

  • Services include:

    Lubricating moving parts
    Burnishing and adjusting contacts
    Repairing or replacing faulty subassemblies
    Breakers retrofitting

More extensive repairs may require taking the faulty item to our repair facility. TSI maintains in its inventory a limited supply of circuit breakers and associated parts.