The value and significance of wire and cable combustion test
As an important carrier of electricity and information transmission, wire and cable has a wide range of applications in various fields of modern society. However, if wire and cable encounter fire and other emergencies in the process of use, its combustion performance will directly affect the speed and scope of the fire spread, which in turn affects the safety of people's lives and property loss. Therefore, the conduct of wire and cable combustion test is of great value and significance to protect public safety and reduce fire losses.
First of all, the wire and cable combustion test can assess the flame retardant and fire-resistant performance of the cable. By simulating the burning behaviour of cables in a fire situation, it is possible to understand the burning speed of cable materials, smoke density, toxic gas release and other key parameters. These parameters are essential for evaluating the safety performance of cables in a fire. Flame-retardant cables are able to slow down the spread of fire in the event of a fire, while fire-resistant cables are able to maintain the integrity of the line for a certain period of time, ensuring the normal operation of key facilities such as emergency lighting, fire-fighting equipment and evacuation indication systems.
Secondly, the wire and cable combustion test helps the development and improvement of cable products. Through the test results, manufacturers can understand the shortcomings of their own products, and then optimise the material and structural design of the cable to improve the safety performance of the product. At the same time, the combustion test is also an important part of the quality control of cable products to ensure that the mass-produced cables can meet the requirements of safety standards.
Furthermore, the wire and cable combustion test has a guiding role in the development and improvement of relevant safety standards and regulations. The test results provide a scientific basis for the development of standards, which helps the industry to establish a set of reasonable cable combustion performance evaluation system. This is to improve the overall safety level of cable products and promote the healthy development of the cable industry is of great significance.
In addition, the wire and cable combustion test also has reference value for fire safety management. By evaluating the combustion performance of different types of cables, it can provide important information for building design, cable laying, fire prevention and emergency response. For example, in densely populated places or places with high fire risk, cables with better flame retardant or fire resistance properties should be prioritised to reduce the risk of fire.
This wire and cable combustion tester (SH5505D/T) can meet the test needs of detecting the performance of wire and cable during combustion, which is designed and manufactured according to the relevant requirements of GB/T12666.1 and UL1581 for flame retardant test. It is designed and manufactured according to the relevant requirements of GB/T12666.1 and UL1581. The wire and cable combustion tester is used to test the flame retardant performance of the insulation layer of wire and cable in the abnormal state of overheating, overcurrent and so on.
1、Power supply: AC220V+ 10%/50Hz
2、The test gas source: it is recommended to use the purity of z 98% of methane, can also be used on the standard marked on the other gas
3、The inner diameter of the burner is C 9.5+0.3mm, the length is about 102mm, and there is an air adjustment hole.
4、The height of outer flame can be adjusted from 20mm to 125mm.
5、Blue flame height of inner flame: 20-40mm adjustable.
6、Test angle :0 °, 20 °, 45 °adjustable.
7、Wedge-shaped frame: increase the wedge, the torch is mounted on the wedge, and can be easily moved, and at the same time can be accurately moved back to the specified position.
8、Flame application time and holding time: can be set arbitrarily within the range of 1 ~ 99 minutes and 99 seconds, the test process is automatically controlled.
9、Sample length: 455mm
10、With gas flow meter and pressure adjustment
11、Ignition mode: electronic automatic ignition.
12、Display + control: touch screen + PLC, Chinese operator interface
13、Test mode: a variety of test modes can be selected, the equipment has been pre-set through the programming of different test modes, the test only need to select the appropriate
The test just need to choose the corresponding can be.
14、Cylinder air source: 6-8kg (users to provide their own air compressor)
15、With flame height gauge - a
16、With 500mm accurate to 1mm steel ruler - a
17、With wireless remote control, after closing the door, you can start or stop the test from a distance.
18、Temperature measurement system (optional): temperature measurement copper and thermocouple.
Finally, the wire and cable combustion test also has a positive effect on enhancing public safety awareness. By publicising the importance of the cable combustion test and the test results, it can enhance the safety awareness of consumers in the purchase of cable products, prompting them to be more inclined to choose better performance cable products. At the same time, this also encourages cable manufacturers to continuously improve the quality of their products to meet the market demand for high safety cables.
In summary, the wire and cable combustion test not only plays an important role in the assessment and improvement of the safety performance of cable products, but also has far-reaching value and significance in the formulation of safety standards, fire safety management and the enhancement of public safety awareness. Therefore, strengthening the research and application of cable combustion test is of great practical significance for safeguarding social public safety and promoting the sustainable development of cable industry.
