Knowledge points of loop resistance tester
1. Question: What is contact resistance? Answer: The contact resistance is the additional point that...
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Precautions for deformed winding tester
In the process of power transformer use, transformer winding deformation tester is often used to...
Cable breakpoint tester accurately locates faults
Have you ever encountered a scenario where cables in the power system suddenly “go on...
Still worrying about finding cable breakpoints?
When there is a cable break in the power system, it is really a headache....
Operation specification of relay protection tester
Before moving the equipment, the on-site debugging personnel must check whether the equipment name is...
Principle of Relay Protection Tester
working principle It is divided into two parts: the main loop and the auxiliary loop....
Failure analysis of circuit breaker tester
Failure analysis of circuit breaker tester: 1. The LCD screen does not light up when...
Safety instructions for loop resistance tester
The loop resistance tester adopts sine wave inverter and high-power constant current switching power supply...
Improved measurement of loop resistance tester
From the perspective of the development of loop resistance testing, conventional double-arm DC bridges were...
Three-phase unbalanced DC resistance tester
The three-phase resistance is unbalanced or the actual measured value is too different from the...