Building & Construction, buy Medium Voltage XLPE Insulated Low Smoke Halogen Free Flame Retardant Power Cables Up To 26/35kV on China Suppliers Mobile

Product Details

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