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BS 6708 TYPE 16

APPLICATION

Used for supplying excavating, crushing machines and equipment.

Certificates
Technical Information

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 cores. Pilot core and ground core not.
LAYUP : All pahes cores are laid up in contact with each other. Two ground cores and one pilot core are laidup in beetween.
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 – 1,5kV (Pilot and earth cores)

Cross Section 3×25+3×10 3×35+3×10 3×50+3×16 3×70+3×25 3×95+3×35
Phase Conductor
Number and cross section mm2 3×25 3×35 3×50 3×70 3×95
Insulation thickness mm 1.6 1.6 1.7 1.8 2.0
Total screen cross section mm2 25.4 25.4 33 35 53
Earth Conductor
Number and cross section mm2 2×10 2×10 2×16 2×25 2×35
Stranding mm 80/0,40 80/0,40 126/0,40 196/0,40 276/0,40
Conductor diameter Nom. mm 4.40 4.40 5.50 6.75 8.00
Insulation thickness mm 1.0 1.0 1.0 1.0 1.0
Pilot Conductor
Number and cross section mm2 1×10 1×10 1×16 1×25 1×35
Stranding mm 80/0,40 80/0,40 126/0,40 196/0,40 276/0,40
Conductor diameter Nom. mm 4.40 4.40 5.50 6.75 8.00
Insulation thickness mm 1.0 1.0 1.0 1.0 1.0
Cable details
Min. overall diameter mm 36.5 39.5 43.9 49.6 56.2
Max. overall diameter mm 39.2 42.7 47.0 53.3 63.0
Min. bending radius mm 353 385 423 480 567
Radial diameter of outer sheath mm 5.0 5.0 5.0 5.4 6.0
Max. pulling tension kgf 533 580 649 795 1.002
Appx. cable weight kg/km 2.77 3.25 4.2 5.65 7.35
Copper weight kg/km 1.298 1.666 2.321 3.276 4.374
Electrical details
“Continuous current
rating at 25°C Ambient”
A 110 135 170 205 250
Short curc›it current for 1 s A 3.45 3.45 4.55 4.82 7.3
Max. DC resistance at 20°C
Phase conductors Ω /km 0.795 0.565 0.393 0.277 0.21
Pilot and earth cores Ω /km 1950 1950 1240 0.795 0.565
3 screens in parallel connection Ω /km 1.10 1.20 1.40 0.70 0.85

 

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