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BS 6708 TYPE 11

Mining Certficated Cables

Certificates :

APPLICATION

Used for supplying excavating, crushing machines
and equipment.

CONDUCTOR : Electrolytic, stranded, tinned copper wire IEC 60228 Class 5
INSULATION : EPR
SEPERATOR : Colored Textile tape for core identification.
SCREEN : Tinned copper / Nylon braided screen over phase and pilot cores
LAYUP : All cores are laid up in contact with each other.
BEDDING : Rubber based bedding compound.
OUTER SHEATH : Heavy duty chloroprene outer sheath.

RELATED STANDARDS : BS 6708
RATED VOLTAGE : 640/1100 V
TEST VOLTAGE : 3 kV

Cross Section3×16+16
Phase Conductor
Number and cross sectionmm23×16
Strandingmm126/0,40
Conductor diameterNom. mm5.50
Insulation diameterNom. mm8.60
Screen diameterNom. mm10.90
Pilot Conductor
Number and cross sectionmm21×16
Strandingmm126/0,40
Conductor diameterNom. mm5.50
Insulation diameterNom. mm8.60
Screen diameterNom. mm10.90
Cable details
Min. overall diametermm30.9
Max. overall diametermm33.0
Min. bending radiusmm264
Max. pulling tensionkgf384
Appx. cable weightkg/km2
Copper weightkg/km1.1
Electrical details
“Continuous current
rating at 25°C Ambient”
A85
“Intermittent current
rating at 25°C Ambient”
A96
Max. DC resistance at 20°C
Phase ConductorΩ /km1.24
Pilot ConductorΩ /km1.24
3 screens and earth in
parallel connection
Ω /km1.05
Nom. reactance at 50HzΩ /km0.109
Nom. reactance at 60HzΩ /km0.131
Min. insulation
resistance at 20°C
M Ω /km435
3 phase voltage drop on full load currentmV/A/m2.62
Inter Airport Fuar
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