Electrical knowledge

Currently, the box-type transformers used in China are primarily European and American styles. In the former, the transformer serves as a standalone component, integrating the high-voltage power receiving section, power distribution transformer, and low-voltage power distribution section into ...

Dry transformation is more expensive than oil in terms of price. In terms of capacity, a large amount of oil becomes more dry than dry. Dry transformation is required in comprehensive buildings (basements, floors, rooftops, etc.) and densely populated areas. The oil transformer is insta...

Isolation transformer is a special type of transformer whose main function is to provide electrical isolation between the power source and the load, that is, there is no direct electrical connection between the primary winding and the secondary winding, but energy is transmitted through magneti...

The traditional single-phase power cord consists of a live wire, a neutral wire, and a ground wire. When multiple physically separated devices share a power line, a grounding loop may occur due to different grounding potentials of the devices. These grounding circuits are particularly problemat...

In motor applications, inverters or converters must be used for power conversion. The use of highly isolated DC/DC converters will help improve the stability and safety of motor operation, which is particularly important for high-power and high-speed motor systems. This article will introduce t...

The focus of operation, maintenance, and inspection for different types of circuit breakers may vary. The following are the main contents of operation, maintenance, and inspection of vacuum circuit breakers and sulfur hexafluoride circuit breakers