hvhipot Features of DC resistance fast tester
The DC resistance fast tester (micro-ohmmeter) is a high-precision replacement product that replaces the DC...
How to use gas-filled test transformer
How to use gas-filled test transformer 1.Connect the working circuit and ground it well. 2....
Measurement of earthing resistance of earth grid
When measuring grounded equipment, due to various interferences, such as unbalanced zero-sequence current and radio...
Clamp-on ammeter to check leakage
The clamp ammeter is a combination of a current transformer and an ammeter. The iron...
How to use zinc oxide arrester tester
The zinc oxide arrester tester is the equipment for the field test* of the power...
Abnormal sound from the DC resistance tester
Reasons and solutions for abnormal noise of transformer DC resistance tester When the transformer DC...
Earth Grid Ground Resistance Tester
At present, in the electric power system, the test of the grounding resistance of the...
High-voltage test transformer operation
The high-voltage test transformer is a static electrical equipment that is used to change a...
Transformer DC resistance tester operation
The transformer DC resistance tester is a new instrument designed to measure the DC resistance...
Precautions when using the vacuum tester
After the high-voltage switch is used for a long time, its vacuum degree needs to...