Working principle of ground resistance tester
When measuring a grounding system with a loop, the clamp ground resistance tester does not...
High voltage test transformer test
As a part of power lines, power cables are widely used because of their low...
Reasons for voltage regulation by transformer
When the transformer is in use, because the voltage level of the entire power grid...
Knowledge of partial discharge detection devices
The partial discharge detection device refers to the non-penetrating discharge that occurs between the electrodes...
Use loop resistance tester for correct operation
How to use loop resistance tester correctly 1. According to the fHV Hipot Electric Co.,...
Use of microcomputer relay protection tester
The microcomputer relay protection tester is an important power testing instrument to ensure the safe...
Interference in partial discharge test
Before the partial discharge test, the transformer should be vented and allowed to stand for...
Influencing factors of motor insulation failure
Degradation and decomposition The most common faults in electrical equipment are degradation and breakdown (flashover)...
Maximum range of grounding resistance tester
For electricians, they often use a clamp-on ground resistance tester to measure ground resistance. When...
Inaccurate grounding resistance readings
Analysis of inaccurate grounding resistance readings 1. Reasons for inaccurate detection of ground resistance or...