Notes on Transformer Partial Discharge Test
Power transformers mainly use oil-paper barrier insulation, which is composed of electrical paper layers and...
February 2026
sion932 High current generator measuring circuit breaker
The high current generator measures the role of the circuit breaker in the circuit resistance....
How to operate a loop resistance tester
How to use the loop resistance tester 1. According to the fHV Hipot Electric Co.,...
Daily maintenance of partial discharge detector
Instruments such as partial discharge detectors are used in many industries, and because the frequency...
High Voltage Test Transformer Protection
High-voltage test transformers should pay special attention to their fire safety measures. 1. The...
Zinc oxide arrester characteristic tester failure
Instructions: 1. Reliably ground the grounding end of the instrument and turn on the power...
DC resistance tester test in the field
1. The DC voltage is open circuit, and the test site has no strong electric...
Megohmmeter measurement cable
Digital megohmmeters have three binding posts: one for “L”, one for “E”, and one for...
Test methods for high voltage test transformers
Test methods for AC and DC high voltage test transformers 1. In general measurement of...
Unusual noise in high voltage test transformer
Inflatable high-voltage test transformer is a new type of high-voltage test equipment. This series of...