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APPLICATION:
These cables are designed for areas where the flame retardant 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:
Basic design to IEC60502-2, GB/T12706.2 & 3, IEC60228, IEC60332-1 & IEC60332-3.
TYPE & CONSTRUCTION
MV un-armoured flame retardant 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
  • Outer sheath: low smoke halogen free polyolefin (LSZH)
MV armoured flame retardant 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
  • 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: 25mm2~500mm2

CORE IDENTIFICATION:

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.

SHEATH COLOR:
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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