basic definitionHigh-voltage switchgear refers to electrical products used in power generation, transmission, distribution, power conversion and consumption in power systems to perform switching, control or protection functions. The voltage level is between 3.6kV and 550kV. It mainly includes high-v
I. Causes and hazards of moisture in cabinets(1) Causes of moisture in the cabinet1) The environment is closed. The ring main unit or switch room itself is a closed environment. Due to poor ventilation conditions, it is easy to accumulate moisture and generate condensation. In order to reduce the oc
Definition: When the current exceeds a specified value, the heat generated by itself causes the melt to fuse and disconnects the circuit. The fuse is also called a fuse, and the IEC127 standard defines it as a "fuse-link". It is an electrical component installed in a circuit to ensure the
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