Knowledge points of loop resistance tester
1. Question: What is contact resistance? Answer: The contact resistance is the additional point that...
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...