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Characteristics of Flat Cable
Flat cable, as its name implies is the structure of the cable is flat, because of its simple structure, so it has light weight, high strength, small size, easy to install, cheap and so on. It is widely used in high power DC motor speed control system. In low voltage switchgear and motor drive sys...Read more -
Function of High Voltage Circuit Breaker
Circuit breaker is an electric appliance in power system, which can automatically disconnect when the line or substation is short circuit or overload to protect the power equipment and personal safety. High voltage circuit breaker is mainly composed of arc extinguishing system, interrupting syste...Read more -
Lightning arrester characteristics and maintenance
Surge arrester characteristics: 1. The zinc oxide arrester has a large flow capacity, which is mainly reflected in the ability of the arrester to absorb various lightning overvoltages, power frequency transient overvoltages, and operating overvoltages. The flow capacity ...Read more -
Rubber sheathed power cable and its development prospect
Rubber sheathed cable is a kind of flexible and movable cable, which is made of multi strand fine copper wire as conductor and wrapped with rubber insulation and rubber sheath. Generally speaking, it includes general rubber sheathed flexible cable, electric welding machi...Read more -
Development and Fault Analysis and Solution of UHV power Transformer
UHV can greatly enhance the transmission capacity of my country's power grid. According to the data provided by the State Grid Corporation of China, the UHV DC power grid of the primary circuit can transmit 6 million kilowatts of electricity, which is equivalent to 5 to ...Read more -
Development prospect and fault solution of power transformer
Transformer is a static electrical equipment used to transform AC voltage and current and transmit AC power. It transmits electric energy according to the principle of electromagnetic induction. Transformers can be divided into power transformers, test transformers, inst...Read more -
Application and characteristics of explosion-proof fan
Explosion proof fan is used in places with flammable and explosive gases to avoid accidents caused by some flammable and explosive substances. Explosion proof fans are widely used for ventilation, dedusting and cooling of factories, mines, tunnels, cooling towers, vehicl...Read more -
The difference between explosion-proof power distribution cabinet, explosion-proof power distribution box and explosion-proof switch cabinet
There are explosion-proof products called explosion-proof distribution boxes and explosion-proof distribution cabinets, and some are called explosion-proof lighting distribution boxes, explosion-proof switch cabinets, and so on. So what are the differences between them? ...Read more -
What is an underground explosion-proof isolating switch? what’s the effect?
The disconnector (disconnector) means that when it is in the sub-position, there is an insulation distance and an obvious disconnection mark between the contacts that meet the specified requirements; when it is in the closed position, it can carry the current under norma...Read more -
The box type substation
The box-type substation is mainly composed of electrical units such as multi-circuit high-voltage switch system, armored busbar, substation integrated automation system, communication, telecontrol, metering, capacitance compensation and DC power supply. It is installed i...Read more -
The big change in photovoltaics has arrived. Who will be the next mainstream technology?
2022 is a year full of challenges for the whole world. The New Champions epidemic has not yet completely ended, and the crisis in Russia and Ukraine has followed. In this complex and volatile international situation, the demand for energy security of all countries in the...Read more -
Function and function of high voltage complete set of equipment
High-voltage complete equipment (high-voltage distribution cabinet) refers to indoor and outdoor AC switchgear operating in power systems with voltages of 3kV and above and frequencies of 50Hz and below. Mainly used for the control and protection of power systems (includ...Read more
