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BS 6708 TYPE 201

APPLICATION

Used for supplying excavating, crushing machines and equipment.

Certificates
Technical Information

CONDUCTOR : Electrolytic, stranded, tinned copper wire IEC 60228 Class 5
INSULATION : EPR
SCREEN : Tinned copper / Nylon braided screen over phase cores.
LAYUP : All cores are laid up in contact with each other.
BEDDING : Rubber based bedding compound.
ARMOUR : Galvanized steel pliable armour.
OUTER SHEATH : Heavy duty chloroprene outer sheath

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

Cross Section 3×10 3×16 3×25 3×35 3×50 3×70 3×95 3×120
Conductors
Number and cross section mm2 3×10 3×16 3×25 3×35 3×50 3×70 3×95 3×120
Insulation thickness mm 1.5 1.5 1.6 1.6 1.6 1.8 2.0 2.2
Cable details
Radial thickness of inner sheath mm 2.5 2.5 2.5 2.5 2.5 2.5 3.8 3.8
Min. inner sheath diameter mm 25.5 28.7 32.2 35.2 39.5 44.5 52.5 56.6
Max. inner sheath diameter mm 27.5 30.7 34.2 37.2 41.5 47.0 55.5 59.6
Size of armour mm 7/0,71 7/0,71 7/0,71 7/0,71 7/0,71 7/0,90 7/1,25 7/1,25
outer sheath thickness mm 3.8 3.8 4.1 4.4 4.9 5.4 5.9 6.3
Min. overall diameter mm 37.3 40.6 44.6 48.3 53.6 60.7 71.8 76.7
Max. overall diameter mm 39.8 43.4 47.4 51.1 57.4 64.5 75.8 81.0
Min. bending radius mm 398 434 474 511 574 645 758 810
Appx. cable weight kg/km 2.52 3.22 3.85 4.6 5.71 7.45 10.25 11.8
Copper weight kg/km 488 741 1.01 1.368 1.86 2.556 3.356 4.086
Electrical details
“Continuous current
rating at 25°C Ambient”
A 63 85 110 135 170 205 250 295
Max. DC resistance at 20°C
Phase conductors Ω /km 1.95 1.24 0.795 0.565 0.393 0.277 0.210 0.164
Armour Ω /km 2.0 1.9 1.3 1.2 1.1 0.94 0.80 0.74
3 screens in parallel connection Ω /km 1.33 1.61 1.10 1.20 1.40 0.70 0.85 0.50

 

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