I. Routine maintenance and inspection(1) Appearance inspection of switch cabinet.The switch cabinet shell has no deformation or damage; the protective paint has no serious rust, damage or peeling; the cabinet is firmly installed and the appearance is clean and free of debris; the nameplate and logo
In today's society, electricity has become an indispensable part of our lives. In order to ensure the stable operation of the power system, power quality analyzers came into being. It is a device specially used to detect and analyze power quality. It can help us solve various problems in the pow
The function of vacuum circuit breaker - what is vacuum circuit breaker?The function of vacuum circuit breakerWhen the vacuum circuit breaker is in the closed position, its ground insulation is borne by the supporting insulator. Once a permanent ground fault occurs in the line connected to the vacuu
Power capacitors, capacitors used in power systems and electrical equipment. Any two metal conductors separated by an insulating medium form a capacitor. The capacitance of a capacitor is determined by its geometric size and the characteristics of the insulating medium between the two plates. When a
Single-phase distribution transformers are small in size and light in weight. They can penetrate into the load center to the maximum extent, shorten the radius of the low-voltage network and reduce losses. This type of transformer can be installed on a pole, which is easy to install and can reduce m
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