Execution Standard: According to GB / T5023 - 2008. GB / Tl2706 - 2008 and other standards, its fire resistance characteristics meet the requirements of GB / Tl9666. The test of toxic gas content and smoke density during cable combustion conforms to GB/T17650.2-98 and GB/T17651.2-98, and the smoke toxicity conforms to GBl32 quasi-safety level.

Scope of application:

This product is suitable for power plant, chemical industry, tunnel, station, high-rise building and other key parts of the fire protection system is especially suitable for emergency power supply and indoor fire protection equipment power supply lines. Road usage characteristics

1. Long term working temperature of conductor is 70 and 90 C.

2. The cable can maintain normal operation for more than 1.5 hours at 750-850 degree flame condition. It is B class refractory. The cable can maintain normal operation for more than 1.5 hours at 950-1000 degree flame condition.

3. Toxic gas content and smoke density test results conform to GB / T17650.2-98 and GB / T17651.2-98 regulations.

4. Smoke toxicity accords with the requirement of GAl32 quasi safety level.