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The insulation coordination principle and verification of low-voltage switchgear

As far as the actual situation of our country is concerned, the insulation coordination of equipment is still a big problem in high and low voltage el...

Release time：2021-08-23

Insulation coordination of low-voltage switchgear

AC or DC test can be used to replace the impulse voltage test for low-voltage switchgear, but this test method is more severe than the impulse voltage...

Release time：2021-08-23

220KV Dongliang substation of Baotou Power Supply Bureau started power transmission

"110 kV one and two buses and all outgoing lines, 10 kV all outgoing lines and 9012 switches were switched to cold standby." At 21:59 on Nov...

Release time：2021-04-23

The first UHV substation expansion project in Shandong Province has been put into operation smoothly

This expansion project of Quancheng Station includes two 1000 kV transformers and six 110 kV capacitor bays. The rated capacity of a single transforme...

Release time：2021-02-14

The founding meeting of China Electric Equipment Group Co., Ltd. was held in Shanghai, Li Qiang, Hao Peng and Gong Zheng attended

On September 25, the founding meeting of China Electric Equipment Group Co., Ltd. was held in Shanghai. Li Qiang, secretary of the Shanghai Municipal …

Release time：2021-02-14

Construction of partial discharge shielding room completed

Construction of partial discharge shielding room completed

Release time：2020-02-14

Feidian electric energy provides more professional testing equipment and technical services for power transformer, transformer, switch, high-voltage cable, power capacitor, bushing, insulator, lightning arrester, motor and other manufacturers

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