CONSTRUCTION OF THE CABLE
CONDUCTORS It is the current carrying component of the cable.
Material Annealed flexible stranded class 5 to IEC/BS EN 60228
INSULATION The rated voltage level of the cable depends on the dielectric
strength and thickness of the insulation
Material Ethylene Propylene Rubber (EPR) type EI 7 to BS standard
OUTER SHEATH : A synthetic thermosetting compound to BSEN 50363-2-1
COLOUR OF OUTERSHEATH JACKET Black (Other colours on request)
CHARACTERISTICS
Operating temperature:
Temperature range of -25°C to +90°C.
For fixed installation lowest temperature is -40°C
Short circuit temperature: 250°C
Voltage: 450/750 V &
0.6/1KV rated for fixed and protected installation
STANDARDS.
Cable standard: BS EN 50525 – 2 – 21
Flame propagation: IEC 60332-1-2:2004, EN 60332-1-2:2004
Outer Sheath: BSEN 50363-2-1
Conductor: IEC/BS EN 60228
CORE IDENTIFICATION
Core identification:
Colour coding of power conductors comply to HD 308, BSEN
50525 specification
Two core – Blue, Brown
Three core – Green/Yellow, Blue, Brown
Four core – Green/Yellow, Brown, Black, Grey or Green/Yellow,
Blue, Brown, Black
Five core – Green/Yellow, Blue, Brown, Black, Grey
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