(1) Appearance inspectionWhen Outdoor cable tray enter the construction site, the following documents should be submitted: product factory certificate, regular inspection report from provincial and municipal quality supervision stations, and relevant technical appraisal documents. The thickness of t...

The five components of the Switch cabinet power system are: generation, transmission, transformation, distribution, and utilization. One important component is the power distribution system. If there are problems in the power distribution process, it will have a significant impact on ordinary reside...

Switch cabinet refer to those that play a role in the generation, transmission, distribution, energy conversion, and consumption of the power system, including on/off, control, or protection. This device has the following characteristics:1. Adopting heat shrink insulation materials and epoxy coating...

After disconnecting the output terminal of the cable from the High-voltage switchgear, the absolute resistance of the cable measured with a multimeter is infinite, and the phase to phase resistance meets the standard value. The motor stops manual turning, and the rotor rotates forward and backward w...

The requirements for the operating environment of Large distribution cabinet are very strict during use. Due to the temperature, humidity, altitude, and other requirements of internal components, the operating environment of Home decoration distribution box should also be installed and used accordin...

1. Cable Tray use high-quality steel plates processed into fully enclosed high-strength rectangular steel pipes, which are galvanized on the surface to greatly improve their corrosion resistance. The inside and outside of Cable Tray should be smooth and flat, without any sharp edges, and there shoul...

Distribution box refer to those that play a role in power generation, transmission, distribution, energy conversion, and consumption in the power system, with a voltage level of 3.6.In the production process of electric vehicles, the relevant requirements of the 3-35 KV AC metal enclosed switchgear...

The material commonly used for transformer iron cores is soft wrought iron that is easy to magnetize and demagnetize. In order to overcome the magnetic resistance loss caused by periodic magnetization and the iron core eddy current caused by alternating magnetic flux cutting, the transformer iron co...

Power switchgear refer to those that play a role in power generation, transmission, distribution, energy conversion, and consumption in the power system, with a voltage level of 3.6. KV~550kV electrical products mainly include high-voltage circuit breakers, high-voltage isolating switches and ground...

High and low voltage switchgear grounding protection refers to connecting certain conductive parts of electrical devices or facilities in the power system or building to the grounding electrode through a grounding wire. Grounding measures taken to prevent personal and equipment safety in electrical...

Box-type substation actively switch to the backup power supply when there is a power failure (power outage, undervoltage, overvoltage, phase failure, frequency deviation), in order to ensure continuous and uninterrupted operation of related electrical equipment. Widely used in high-rise buildings, r...

What is the maximum temperature rise of Bus duct? The maximum temperature rise of an Fire resistant bus duct refers to the temperature rise obtained by subtracting the ambient temperature from the maximum temperature of the Fire resistant bus duct when operating at full load through the rated curren...

Whether it is industrial production or chemical sites, our production process cannot do without electricity. Distribution cabinet manufacturers are used for wire and cable control in this environment. In order to be able to use various environments, we will take some measures for protection.Sealing...

Low voltage distribution box play a crucial role in power generation, transmission, distribution, energy conversion, and consumption in the power system, including on/off, control, or protection. They are an important component of the power transmission and transformation equipment manufacturing ind...

The current technological development has driven the progress of the industry, especially in the rapid development of science and technology in China. Various industries are changing rapidly, and mature automation control has been formed in the operation of electrical control systems. Relay protecto...