Megger measurement method
When the megohmmeter is working, it generates high voltage by itself, and the measurement object...
March 2026
Transformer insulation resistance test method
By testing the insulation resistance of the transformer, the degree of insulation aging can be...
Precautions for Ground Resistance Tester
The ground resistance tester is a frequently used measuring instrument. For example, when installing equipment,...
DC high voltage generator device test voltage
Generally speaking, the DC high voltage generator meets the DC withstand voltage test of cables...
The composition of the megohmmeter
The megohmmeter consists of a hand-cranked generator, a meter head and three terminals (namely, L:...
The purpose of megohmmeter
The megohmmeter is also called an insulation shaker, and its function is mainly used to...
High voltage insulation resistance tester
Matters needing attention when using high-voltage insulation resistance tester: 1. Before measuring resistance, the circuit...
Factors affecting ground resistance tester
Accuracy is very important to the test instrument, and it is one of the important...
Troubleshooting of loop resistance tester
1. Failure phenomenon: The loop resistance tester is connected to 220V AC power supply, the...
What is a clamp ground resistance tester
The current advanced ground resistance tester can meet all grounding measurement requirements. The use of...