Lightning protection grounding test method
1. Test method for lightning protection and grounding Detect the grounding resistance of lightning rods,...
How to use megohmmeter
The working principle of the megohmmeter is that the DC high voltage generated by the...
How to maintain the partial discharge tester
The partial discharge tester is a very precise instrument. In addition to some matters needing...
General problems of circuit breaker tester
Routine problems and treatment of circuit breaker tester (1) The switch does not act during...
Discharge detector measuring switch cabinet
The partial discharge detector has a fast test speed, strong anti-interference ability, and is very...
Partial discharge detector related knowledge
Professional terminology of partial discharge detector: 1. Time window (door unit) The time window is...
High-voltage test transformer short-circuit damage
Common parts of high-voltage test transformer short-circuit damage Corresponds to the part under the iron...
Insulation resistance test related issues
Problems related to insulation resistance test of high voltage equipment one. Why is electricity the...
Three common problems of loop resistance tester
Three common problems and solutions for loop resistance testers 1. The loop resistance tester usually...
High voltage test transformer insulation diagnosis
With the continuous growth of economic demand, the power industry has gradually developed into a...