Technical Support

How to select DC resistance tester?

The transformer DC resistance tester is subdivided into 1A , 3A, 5A, 10A, 20A, 40A, 50A, 100A and ot...

2022-08-11

Cause analysis of high voltage cable fau

High voltage cable is a kind of power cable, which refers to the power cable used to transmit 1kV to...

2022-08-05

Main causes of circuit breaker failure

1. Circuit overloadCircuit overload is one of the main reasons for the frequent tripping of circuit ...

2022-08-04

Analysis of five protection functions of

The DC high-voltage generator developed and produced by Kvtester can conduct DC high-voltage tests o...

2022-07-28

Cable fault detection tips

Wires and cables are the focus of inspection by relevant departments. Many friends may have question...

2022-07-28

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