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Product features and uses
    This product is suitable for applications with high requirements for cable flame retardant properties, such as subways, hospitals, shopping malls, cinemas, power stations, chemical factories, urban squares, and other public utilities with AC rated voltage of 450/750V and below.

Product Execution Standards
GB9330-88  Q/WTL11-2003
Usage Features
1. Cable rated voltage UO/U: 450/750V, AC polyolefin UO/U is 0.6/1KV
2. The long-term working temperature of the cable is -20 ℃ to 70 ℃, or -20 ℃ to 105 ℃
3. Recommended bending radius: For unarmored cables, the bending radius should not be less than 8 times the outer diameter of the cable, and for cables with armor or copper tape structures, the bending radius should not be less than 12 times the outer diameter of the cable.
Main technical indicators
1. The cable should withstand a 3kV power frequency voltage test at ambient temperature without breakdown for 5 minutes 2. The transmittance of the cable should comply with the following table
Cable outer diameter; D (mm) transmittance (%) ≥ cable outer diameter; D (mm) transmittance (%) ≥ D>; 40705  3. Non flammability (flame retardant properties) of cables: They should pass the Class B bundled combustion test in GB12666.5-90. The vertical combustion test of a single wire and cable should pass GB12666.2-90
4. The release amount of halogen acid gas complies with IEC754-1
5. The pH value and conductivity of the combustion gas comply with IEC754-2  PH≥4.3  Conductivity ≤ 10 μ S/mm.