Transformer oil usage and related instruments
The specialized production of insulation oil dielectric strength tester for HV Hipot Electric Co., Ltd....
January 2026
Precautions for primary current injection tester
A current injection tester is an essential equipment for current debugging in various industries. Applied...
Misconceptions in the operation of a megohmmeter
Abstract: Regarding the insulation value of 10kV transformers measured by shaking, there are three misconceptions...
Related knowledge of series resonance
1、 Definition In a series circuit composed of resistors, inductors, and capacitors, when the capacitive...
Classification of voltage withstand test
1. DC withstand voltage test The DC withstand voltage test has a high voltage and...
Basic knowledge of transformers
Transformers are almost used in all electronic products, and their principle is simple. However, the...
Test items for power transformers
Test equipment, high-voltage megohmmeter DC resistance rapid tester, fully automatic ratio group tester, transformer...
How to phase distribution transformers on site?
Checking the phase of distribution transformers is a routine task in the power system. The...
Power-Frequency Withstand Voltage Test
Power frequency high voltage, test transformer, control box 1. When conducting high-voltage AC/DC tests,...
Testing methods and selection of insulators
Zero value insulator, insulator distribution voltage measurement table, insulator tester Insulators installed on transmission...