Analysis of AC and DC high voltage meters
Instructions for use of AC and DC high voltage meters The AC/DC digital high-voltage meter...
April 8, 2026
Megohmmeter test
The megohmmeter test or insulation resistance pass test is a method that can be analyzed...
Oil immersion test transformer leakage test
Operation steps of oil immersion test transformer leakage test: 1. Before testing, check whether the...
Notes on operation of DC resistance tester
Note for DC resistance tester: 1. Be sure to reset before measuring the reverse tapping...
Precautions for partial discharge detection system
Precautions for partial discharge detection system 1. Before making any connection operations, first ground the...
Brief Analysis of DC Resistance Quick Tester
DC resistance can be summarized by a quick tester The DC resistance test of the...
Notes on differential test
1. The setting of balance coefficient: If the setting of balance coefficient is not correct,...
Working Principle of Clamp Earth Resistance Tester
Working Principle of Clamp Ground Resistance Tester 1. Principle of resistance measurement The basic principle...
Several main points of test transformer test
Preventive tests of electrical equipment can be carried out through the following aspects. 1. Measure...
How to use the withstand voltage tester safely?
Although it is a trustworthy tester that is currently worthy of trust, it may cause...