Medium Voltage Trailing and Reeling Cable, Type MREF 3.6/6kV,6/10kV,8.7/15kV,12/20kV,18/30kV,26/35kV
APPLICATION:
The cable is suitable for power supply system of opencast mining heavy machinery equipment and tunnel boring machine, etc.
STANDARDS:
Q/320481SS294.
The cable is suitable for power supply system of opencast mining heavy machinery equipment and tunnel boring machine, etc.
STANDARDS:
Q/320481SS294.
CONSTRUCTION
- Conductor: flexible tinned copper conductor (class 5)
- Conductor screen: semi-conducting layer
- Insulation: ethylene-propylene rubber (EPR)
- Insulation screen: semi-conducting layer
- Metallic screen: composite screen with fine tinned copper wire and polyester yarn braid
- Assembly: three power cores plus two earth core and monitoring core
- Inner sheath: special rubber
- Reinforcement: open polyester yarn braid layer
- Outer sheath: special rubber
NUMBER OF CORES & CROSS-SECTIONAL AREA
3×25+2×10+1x10 ∽ 3×240+2×70+1x10
3×25+2×10+1x10 ∽ 3×240+2×70+1x10
CORE IDENTIFICATION:
Three power cores: by colored polyester yarn of red, white, blue over power cores.
Three power cores: by colored polyester yarn of red, white, blue over power cores.
SHEATH COLOR:
Black, or as per order.
Black, or as per order.
USAGE CHARACTERISTICS:
Rated voltage: 3.6/6kV,6/10kV,8.7/15kV,12/20kV,18/30kV,26/35kV
Maximum continuous conductor operating temperature: 90℃
Maximum conductor short circuit temperature: 250℃ (maximum duration 5Sec.)
Minimum installation ambient temperature: 0℃
Minimum bending radius for installation: 12xO.D.
Ozone resistant, oil resistant, UV resistant and moisture proof.
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