Principle Analysis of DC Resistance Tester
Insulation resistance refers to the resistance between two parts of conductors separated by insulating materials,...
February 6, 2026
Field test of zinc oxide arrester tester
As a special instrument for professionally testing the electrical performance of zinc oxide arresters, zinc...
Field failure of zinc oxide arrester tester
The fault of the zinc oxide arrester tester on site should be handled correctly 1....
Transformer integrated tester failure
The integrated transformer tester is designed for automatic testing of protection and metering CT/PT, which...
On-site test method of grounding resistance tester
Let’s take the commonly used clamp ground resistance tester as an example. The meter is...
Safety measures for high-voltage test transformers
Insulation defects of high-voltage test transformers are an important factor leading to equipment failures. A...
Loop resistance tester measures resistance
Loop resistance tester measures contact resistance: During work, electric workers often need to use a...
Test method of high voltage test transformer
Test method of high voltage test transformer: 1. In general measurement, when the wire is...
User Guide for Loop Resistance Tester
Normally, under normal working conditions, the closer the measurement value of loop resistance or contact...
Field test of transformer DC resistance tester
Since the transformer DC resistance tester manufacturer adopts delta connection in the low-voltage side windings...