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11-18

New website of Jinzhou Zhongsheng Electric Co., Ltd. is launched

Jinzhou Zhongsheng Electric Co., Ltd. is an enterprise integrating the production of current transformers, voltage transformers, electronic components, high-voltage and low-voltage power control or power distribution devices, and complete sets of electrical control equipment.
10-17

Use the inverter's own contacts to achieve ventilation and heat dissipation in the cabinet

As we all know, when the inverter is installed in the control cabinet, its fault will increase with the temperature of the differential inverter itself and the temperature inside the cabinet, and the service life of the inverter will decrease with the temperature.
10-14

Switchgear operating procedures

Power transmission operation steps1 Install the back cover before closing the front door.2 Operate and open the main shaft of the earthing switch.3 Use a transfer truck (platform truck) to push the hand truck (in the open state) into the cabinet (test position).
10-11

The "five defenses" of high-voltage switchgear

1. After the vacuum circuit breaker trolley in the high-voltage switchgear is closed at the test position, the trolley circuit breaker cannot enter the working position. (Prevents closing with load)
10-09

Transformer routine maintenance

(1) Look at the appearance. Mainly check whether there is oil leakage outside the transformer, whether there is smoke or discharge of parts. Because the transformer shell is not tightly welded or the rubber pad is not good, it may cause transformer oil leakage.
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