Medium Voltage Fire Resistant Power Cables Up To 26/35kV XLPE Insulated, Low Smoke Halogen Free, Flame Retardant
These cables are designed for areas where the integrity of the electrical circuit is critical in maintaining power supply, mainly used in high-rise buildings and some important public places which has higher fire resistant. they are suitable for fixed installation and laying indoor, cable tray, in tunnel.
STANDARDS:
Cable design to Q/320481SS295, IEC60502-2, GB/T12706.2 & 3, IEC60228, IEC60332-1 & IEC60332-3, IEC60331.
Conductor: Stranded circular compacted copper, class 2 to IEC60228
Conductor screen: semi-conducting layer
Insulation: cross-linked Polyethylene(XLPE)
Insulation screen: semi-conducting layer
Metallic screen: copper tape or open copper wires
Assembly: Filler and binder tape for 3-core cable
Fire resistant layer: Ceramic Silicone Rubber
Outer sheath: low smoke halogen free polyolefin (LSZH)
MV armoured fire resistant cable:
Conductor: Stranded circular compacted copper, class 2 to IEC60228
Conductor screen: semi-conducting layer
Insulation: cross-linked Polyethylene(XLPE)
Insulation screen: semi-conducting layer
Metallic screen: copper tape or open copper wires
Assembly: Filler and binder tape for 3-core cable
Fire resistant layer: Ceramic Silicone Rubber
Inner sheath: low smoke halogen free polyolefin (LSZH)
Armour: galvanized steel tape, or galvanized steel wire (for multi-core cable)
Non-magnetic steel tape/steel wire/ aluminium wire (for single core cable)
Outer sheath: low smoke halogen free polyolefin (LSZH)
NUMBER OF CORES & CONDCUCTOR SIZES
Single core:25mm2~1000mm2
Three-core: 25mm2~240mm2
No. of core |
Core identification |
Single core |
Natural color |
Three-core |
By coloured plastic tape of yellow, green, red; or red, yellow, blue; or
brown, black, gray
|
Note: other core identification colour is available upon request.
Black, or other colour upon request.
MAIN TECHNICAL PARAMETER:
Rated voltage: 3.6/6kV, 6/10kV, 8.7/15kV, 12/20kV, 18/30kV, 26/35kV
Maximum continuous operating temperature: 90℃
Maximum short circuit temperature(maximum duration 5s): 250℃
Minimum environment temperature for installation: 0℃
Minimum bending radius of cable: 15×O.D.(three-core cable), 20×O.D.(multi-core cable).
OPTIONAL CHARACTERISTICS ON REQUEST:
Flame retardant: Acc. to IEC60332-3-24(ZC), IEC60332-3-23(ZB), IEC60332-3-22(ZA), GB
Low smoke halogen free: GB/T 17651/IEC61034, GB/T 17650/IEC60754 (for LSZH cable)
Anti-termite/anti-rodent
Low temperature use
UV resistant
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