Medium Voltage Tunneling Cable 6/10kV,8.7/15kV,12/20kV
APPLICATION:
The cable is suitable for low speed movable tunnel boring machine (TBM) as the power connection cable. It can also be used for power connection of other types of movable devices.
STANDARDS:
Q/320481SS492,Flame retardant to IEC60332-1-2.
The cable is suitable for low speed movable tunnel boring machine (TBM) as the power connection cable. It can also be used for power connection of other types of movable devices.
STANDARDS:
Q/320481SS492,Flame retardant to IEC60332-1-2.
TYPICAL TYPE & CONSTRUCTION
Type NEMWOEU — Single core tunneling cable
- Conductor: flexible tinned copper conductor (class 5)
- Conductor screen: semi-conducting layer
- Insulation: ethylene-propylene rubber (EPR)
- Insulation screen: semi-conducting layer
- Semi-conducting tape
- Metallic screen: fine tinned copper wire braid
- Separator tape
- Outer sheath: Chlorinated Polyethylene(CPE)
Type NTSCGEWOEU — Multi-core tunneling cable
- Conductor: flexible tinned copper conductor (class 5)
- Conductor screen: semi-conducting layer
- Insulation: ethylene-propylene rubber (EPR)
- Insulation screen: semi-conducting layer
- Assembly: three power cores plus three earth conductors with filler and assembly binder tape
- Inner sheath: Chlorinated Polyethylene(CPE)
- Reinforcement: open polyester yarn braid
- Outer sheath: Chlorinated Polyethylene(CPE)
NUMBER OF CORES & CROSS-SECTIONAL AREA
Single core: 1x35mm2 ∽ 1x240mm2
Three core + 3 earth: 3×35+3×16/3 ∽ 3×185+3×95/3
Single core: 1x35mm2 ∽ 1x240mm2
Three core + 3 earth: 3×35+3×16/3 ∽ 3×185+3×95/3
CORE IDENTIFICATION:
By printed number 1, 2, 3.
By printed number 1, 2, 3.
SHEATH COLOR:
Black, or as per order.
Black, or as per order.
USAGE CHARACTERISTICS:
Rated voltage: 6/10kV,8.7/15kV,12/20kV
Maximum continuous conductor operating temperature: 90℃
Maximum conductor short circuit temperature: 250℃ (maximum duration 5Sec.)
Minimum installation ambient temperature: 0℃
Cable operating temperature scope: -25℃ ∽ 60℃
Maximum travel speed: no more than 150m per day
Maximum permissible tensile load: 15N/mm2
Minimum bending radius for installation: 6xO.D.
Ozone resistant, oil resistant, UV resistant and moisture proof.
CERTIFICATION:
MA certification
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