Cable waterproof joint material can be divided according to the use of the area, the general situation can be divided into two major categories of plastic materials and metal materials, and metal waterproof joints in many cases can be customized according to customer needs different hole patterns Waterproof joints and anti-bend joints. The following small series introduces the precautions for cable glands and the installation of cable glands.
Precautions for the use of cable glands
1. In order to ensure waterproof and longer operation, it is recommended to use double-wall glue heat-shrinkable sleeve and insulating sleeve.
2. In order to ensure the joints can withstand a certain pressure, it is recommended to increase a sheath tube to enhance insulation and protection.
3, the use of self-adhesive tape (or thermal shrinkable waterproof tape) are high-pressure products to ensure the safety of insulation.
4. During construction, the joints should preferably be staggered and docked (ie, the cables do not need to be tidily cut and docked).
Cable gland installation
1, according to the need for cable connector specifications to buy the right connector material, cable connector material quality is uneven, but in order to ensure the quality of cable connectors, it is recommended not to be cheap, it is best to choose the quality of the cable connector manufacturers of materials .
2. It is better not to choose rainy days when installing the cable glands, because the cable influent will seriously affect the service life of the cable, and even serious short-circuit accidents may occur.
3, before making cable glands, be sure to read the manufacturer's product manual carefully. This is especially important for cables of 10kV and above. Do all the steps before you do it.
4. For terminal fittings with single-core armored cable above 10 kV, remember that only one end of the strip is grounded.
5, copper pipe can not be too hard when pressed, as long as the pressure can be received in place, after the crimped copper face is bound to have a lot of prominent starting point, this must be flat with a file, can not leave any burr.
6, heat shrinkable cable connector When using the torch, pay attention to the torch moving back and forth, not only in one direction continuously blow torch.
7. The size of the cold shrink cable connector must be strictly followed by the drawing instructions, especially when drawing out the support in the reserved pipe.
Editor's summary: The precautions for the use of cable glands and the installation of cable glands are introduced here. I hope to be helpful to everyone. If you want to know more about yourself, you can follow the information on this site.
Wire and cable cable waterproof connector
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