Product Introduction： The high-voltage switch dynamic characteristic tester is a special instrument developed by our company to meet the needs of various high-voltage switch operational characteristics testing. It can accurately measure low oil, multiple oil, vacuum, he...

Product Introduction： 1.Fully isolated design, highly safe. It can be used for relay protection device and switch operation loop 80% voltage adjustable power supply. 2. The self-starting performance test of the switching power supply of the protection device can be use...

Product Introduction： The digital millisecond meter is a relay protection device of the power system, various relay movement devices with contacts and no contacts, various action times and return action intervals of the automatic device, and the main contact of the power...

Product Introduction： Transformer no-load load characteristic tester is a high-precision instrument specially used for the measurement of transformer no-load, load parameters and zero-sequence impedance parameters. It can deal with a series of no-load current, no-load lo...