With the rapid development of modern industry, electricity, as its indispensable energy source, plays a vital role in various equipment and devices. However, in special environments such as high temperature and flammability, the safety of power transmission is becoming increasingly prominent. As a special type of cable, high-temperature fireproof flexible cable has excellent high-temperature resistance and fireproof performance, and is widely used in various high-temperature industrial environments. This article will introduce in detail the characteristics, classification, application and development trend of high-temperature fireproof flexible cables.
1. Characteristics and uses
High-temperature fireproof cable ABHBR ABHBRP is suitable for electrical connection or power transmission of mobile appliances in harsh environments such as power generation and metallurgy, fire prevention, and anti-corrosion.
Second: the implementation of standards
Enterprise standards. The fire resistance characteristics are in accordance with GB126666-90 requirements (IEC331).
Three: use characteristics
1 AC rated voltage: 06 1kv and below.
Ambient temperature: one -40 - 500 , one -40 - 800
2. Fire resistance characteristics: flame temperature 950-1000, combustion time 90min, additional rated voltage 3A current.
Four: model name
ABHBR High Temperature Resistant Fire Resistant Flex Cable.
ABHBRP High Temperature Resistant Fire Shielded Flexible Cable.
Remarks: ZR is added before the flame retardant PVC sheath model, and 22 is added after the armored cable model
Five: development trends
With the continuous development of science and technology, high-temperature resistant fireproof flexible cable will have great development in the following aspects:
1.Research and application of high-temperature insulating materials: At present, materials such as silicone rubber and fluoroplastics have been widely used in high-temperature cables, and more new high-temperature insulating materials will be studied and applied in the future to improve the temperature resistance level and electrical performance of cables.
2.Increased demand for customized services: Due to the different requirements for high-temperature fireproof flexible cables in different fields and different use environments, the demand for customized services will continue to increase in the future to meet the needs of different customers.