Copper Conductor XLPE Insulated Ceramifiable Silicone Rubber Filled Low Smoke Zero Halogen (LSZH) Sheathed Flexible Fire-resistant Cable, 4 cores × 185 mm², rated voltage 0.6/1 kV. Standard: Manufactured in accordance with GB/T 34926 (flexible mineral insulated cables, or equivalent) and GB/T 19666; circuit integrity under fire per GB/T 19216 (IEC 60331). Applications: Fire-critical power circuits in high-rise buildings, shopping malls, hospitals, airports and subways — emergency power, fire-fighting and evacuation systems; flexible installation in complex routes. Characteristics: Ceramifiable silicone rubber filler sinters into a rigid ceramic layer under fire, maintaining insulation and circuit integrity at high temperatures; LSZH sheath with low smoke and halogen-free performance; flexible and easy to install. Technical parameters: 4 cores × 185 mm² copper conductor, rated voltage U0/U 0.6/1 kV, AC.