Enchuang explosion-proof power distribution box adopts aluminum alloy shell die-casting molding or high-quality steel plate welding. The surface is sprayed with plastic. Generally, the composite type is used in the production, and various explosion-proof electrical appliances are installed inside. The electrical schematic diagram and main technical parameters can be provided according to the user's specifications. The size of the power distribution cabinet is determined and the corresponding explosion-proof electrical equipment is selected. It can be manufactured as a direct operation on the panel or operation after the door is opened according to the requirements.
Explosion-proof distribution boxes are mainly used in explosion hazardous locations. The quality of their products can be said to be a guarantee of safety. Coal mine explosions have caused a lot of casualties. However, the explosions and the quality of explosion-proof distribution boxes are one of the important causes of explosion accidents. In addition, some users lack basic knowledge about the procurement, installation, use, and maintenance of explosion-proof electrical equipment and lack of attention to safe production. Procurement personnel buy it as long as they are cheap, and this is also one of the reasons for the explosion.
Although China's explosion-proof electric power has been vigorously developed, the quality of explosion-proof power distribution boxes has been significantly improved. However, the problems that arise in this area still need attention. When we buy the explosion-proof distribution box, how do we distinguish whether the explosion-proof distribution box is qualified?
1. When purchasing the explosion-proof distribution box, the housing of the box must have the manufacturer's identification, the name of the electrical box, the C certification mark, the distribution box certificate, the component certification, and the distribution box factory inspection record. The location of the installation of the components and components is reasonably regulated, the identification is clear, the spacing is in compliance with the safety regulations, and the door lock is effective.
2. The massive parameters on the explosion-proof distribution box data constitute the low-voltage forest according to the electrical wiring. It is required to assemble switchgear, measuring instruments, protective electrical appliances and auxiliary equipment in enclosed or semi-enclosed metal cabinets or screen panels to constitute low-voltage power distribution. box.
3. When we purchase the explosion-proof power distribution box, we must determine the use of the explosion-proof distribution box according to its own location, distribute power properly, and facilitate the opening and closing of the circuit.
Explosion-proof distribution box safety maintenance precautions:
1. Explosion-proof distribution box operators must wear anti-static clothing. Do not operate with empty hands or wet gloves.
2. Check that the attachment of the installation tool is not good. The protection position of some tools is damaged, making the installation tool a dangerous object.
3. After the explosion-proof power distribution box is turned on, some people will check whether the circuit of the explosion-proof power distribution box is powered on. At this time, it must not be touched by hand or directly touched by the body. Even though the explosion-proof power distribution box has a factory inspection, Do not rule out the safety of each place, and when the explosion-proof distribution box is running, must not be disassembled, must first disconnect the power, and then use the test pencil test does not have power, so that can be disassemble repair jobs.
4, if you can, it is best to maintain the explosion-proof distribution box, there are many people on the scene, so even if one person has an accident, others may have the opportunity to rescue.
The high-quality explosion-proof power distribution box will not encounter too many failures when it is basically used. In order to avoid the failure of the explosion-proof distribution box during use, the user must pay attention to the daily maintenance of the explosion-proof distribution box when using the explosion-proof distribution box. In order to achieve better use of the explosion-proof distribution box, it is recommended that enterprises can conduct professional training on the personnel of the explosion-proof distribution box to ensure that the user can correctly use and maintain the explosion-proof distribution box.
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