Related knowledge of series resonance
1、 Definition In a series circuit composed of resistors, inductors, and capacitors, when the capacitive...
Technical Guide
hvhipot Classification of voltage withstand test
1. DC withstand voltage test The DC withstand voltage test has a high voltage and...
On site zinc oxide lightning arrester
Lightning arrester is one of the important electrical equipment in the power system, which plays...
AC voltage withstand test for power equipment
The AC withstand voltage test is the most effective and direct method for evaluating the...
Measurement principle of clamp resistance meter
1、 Measurement principle of clamp resistance meter, grounding resistance tester Clamp on resistance meter is...
Insulation resistance of high-voltage equipment
Insulation performance tests must be conducted on electrical equipment, especially high-voltage electrical equipment, during commissioning...
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...
Transformer winding deformation test issues
Power transformer, winding deformation, transformer winding deformation tester When a low voltage side outlet...
How to choose a test transformer
When selecting a test transformer, the following points should be considered: (1) Voltage. According to...