Technical Support

Troubleshooting of loop resistance teste

1、Fault phenomenon: the loop resistance tester is connected to 220V AC power supply, the fan has no ...


Principle of circuit breaker tester

Circuit breaker, also known as high-voltage switch, is an important part of the stable operation of ...


Main uses of transformer capacity and em

In terms of policy, China's power system implements a two-part electricity price: in addition to...


Characteristics and application scope of

1.Characteristics of series resonanceThe circuit is purely resistive, and the terminal voltage is in...


Safety precautions for using CT\PT teste

CTP-1000c tester is a new generation of CT and Pt testing instruments developed by our company. It a...


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