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Rent the Doble TDR Circuit Breaker Testing Systems from Protec Today

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When taking testing equipment out in the field, having the ability to carry one durable unit is a crutial.

Doble’s TDR circuit breaker testing systems offer a modular case to simplify field testing. Additionally, they are immune to electrostatic or magnetic interference during testing while at the same time allowing for self-diagnostic tests to ensure accuracy of results.

Doble_tdr9000The Doble TDR9000 Circuit Breaker Test System high-speed data acquisition circuitry, coupled with interference suppression designed for substation environments, provides accurate test results and records contact bounce time as low as 60 μs. Its modular design allows you to acquire a circuit breaker test system matched to your present needs and upgrade as required.



The Doble TDR9100 Circuit Breaker Test System is an easy-to-use, circuit breaker test system for accurate performance measurements with the added flexibility to double or triple your useable channels, and numerous benefits that include:

– Verify the control circuit
– Check motion of the moving parts
– Validate time of operation
– Pinpoint root causes of problems
– Assess circuit breaker overall capability
– Fulfill compliance testing requirements
– Demonstrate results of maintenance


Each Protec office stocks a full complement of electrical test and measurement equipment.  Offering equipment from all of the premiere manufacturers for rent, lease or purchase, Protec has the electrical testing equipment you need to get the job done.

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