Loading Port:Shanghai
Payment Terms:TT OR LC
Min Order Qty:100 m
Supply Capability:100000 m/month
Flame-retardant and fire resistant wires and cables include product with halogen, without halogen, low smoke etc. These are suitable for the places that have a high requirement for the fireproofing.
Description of the type composition
The name of the flame-retardant and fireproof wire and cable is consisted of the code of the burning characteristic and the code of the specification.
Sample of the description Sample 1: cable with copper core PE insulation, copper wire braid twisted shielding, PVC sheath category C flame retardant computer cable, 4 pairs, with cross-section of 1.0 mm2 with voltage of 300/500Vshall be expressed as ZC-DJYPV 4×2×1.0; Sample 2: control cable with PVC and insulation and sheath fire resistant, 7 core and with cross-section of 1.0 mm2 shall be expressed as N-KVV 450/750V 7×1.0; Sample 3: power cable with XLPE insulation LOSH category B flame retardant PO sheath with voltage of 0.6/1kV, 3+1 core, with cross-section of the main core of 95 mm2 and with cross-section of the earthing core of 50 mm2 hall be expressed as WDZB-YJY 0.6/1kV 3×95+1×50; Sample 4: fire resistant power cable with XLPE insulation LOSH category B flame retardant PO sheath with voltage of 6/10kV, 3 core, with nominal cross-section of 150 mm2 hall be expressed as WDZBN-YJY 6/10kV 3×150. Flame-retardant characteristics 1、Application characteristics: The fire will not spread when the product gets fire. It is suitable for nuclear power plants, underground establishments, tunnels, tall buildings and broadcast & television stations etc. 2、The single flame-retardant performance should comply with the table 2 below. Table 2: flame-retardant characteristics requirement for the single core cable code mm time of giving fire s qualified requirement test method Z D≤25 25<D≤50 50<D≤75 D>75 60 120 240 480 the burnt range shall not be out of 50mm to 540mm to the soffit of the upper nip IEC60332-1 GB/T18380.1 GB/T18380.2 3、The bundle flame-retardant characteristic should comply with regulation of table 3 below. Table 3: Requirements for the bundle flame-retardant characteristic code non-metal material volume of the sample L/m time of giving fire s qualified requirements test method ZA ZB ZC ZD 7 3.5 1.5 0.5 40 40 20 20 ①carbonized part can not be out of 2.5 m up to the down side of the muzzle ②time of burning with flame in the sample shall not exceed 1 hour after stopping giving fire. IEC60332-3 GB/T18380.3