BS6883 8.7/15kV Flame Retardant BS6883 – Power CablesMulti Core Armoured: NEK606 Medium Voltage Power Cable to BS6883 Specification Applicable Standards IEEE BS6883 / IEC 60092-3 BS7655-1.2 BS EN 10257-1 IEC 60332 part 3 (Category A) IEC 60754-1 IEC 61034 Stranded class 2 or tinned annealed copper conductors to BS6360 This range of cables is designed for use in fixed wiring on ships and offshore platforms and drilling rigs, especially used where life may be endangered by smoke and noxious fumes, and where sensitive equipment may be damaged by acid forming gases. IEC Application Conductor Identification Note: picture is for illustration purposes only The cores of three-core cables shall be identified by one of the following methods a) printing 1,2,3 on the semiconducting insulation screen tape b) coloured insulation (red, yellow, blue) c) coloured tapes (red, yellow, blue) d) numbered tapes e) printing colours (red, yellow, blue) on the semi-conducting insulation screen tape New harmonised core colours or project specified colours can be supplied upon special request Construction Specifications (1) Conductor: Stranded Class 2 Tinned Annealed Copper Conductor to BS6360 (2) Conductor Screen: Semi-conductive tape or an extruded layer of semi-conductive compound (3) Insulation: Halogen Free Ethylene Propylene Rubber (EPR) Complying with BS7655-1.2 Type GP5 (4) Insulation Screen: Semi-Conductive tape or an extruded layer of semi-conductive compound (5) Metallic Screen: Copper Tape - Note the tape may be tinned or plain (6) Bedding: CSP – SW2 or EVA - SW4 Thermo set Rubber Compound Complying with BS7655, incorporating enhanced Oil resistance, minimum tear resistance – UKOOA type HB PET Tape (7) Armour: 3 Core- Galvanised Mild Steel Wire Braid to BS EN 10257-1 PET Tape (8) Outer Sheah: CSP – SW2 or EVA - SW4 Thermo set Rubber Compound Complying with BS7655, incorporating enhanced Oil resistance, minimum tear resistance – UKOOA type HB INTERKAB House Aberdeen, AB11 5DY Tel: 0044 (0)1224 595 640 Fax: 0044 (0)1224 594 416 Email: [email protected] Datasheet Ref: OFS-BS-PC-MV-FR www.interkab.com 8.7/15kV Flame Retardant Medium Voltage Power Cables to BS6883 Specification Multi Core Armoured Power Cables Number of cores No. 3 3 3 3 3 3 3 3 3 3 Nominal area of conductor mm² 25 35 50 70 95 120 150 185 240 300 Insulation radial thickness mm 4.50 4.50 4.50 4.50 4.50 4.50 4.50 4.50 4.50 4.50 Inner sheath radial thickness mm 2.20 2.30 2.40 2.60 2.70 2.90 3.00 3.20 3.40 3.60 Galvanised steel wire braid diameter mm 0.45 0.45 0.45 0.45 0.45 0.45 0.45 0.45 0.45 0.45 Outer sheath radial thickness mm 2.50 2.60 2.70 2.90 3.00 3.20 3.30 3.50 3.80 4.00 Overall diameter (Nom) mm 50.50 52.90 55.70 60.10 64.60 68.30 72.10 76.70 86.60 92.80 1431 Cable weight (Nom) Kg/Km mm 780 819 863 929 999 1053 1115 1184 1334 Braid resistance @ 20°C (Max) Ω/Km 6.30 6.30 4.37 4.09 4.09 3.36 3.18 3.30 2.96 3.27 Armour gross cross sectional area mm² 38.17 38.17 45.80 51.53 51.53 57.26 62.98 62.98 68.71 68.71 Internal bending radius (Min) d.c. conductor resistance @ 20°C (Max) Ω/Km 0.734 0.529 0.391 0.270 0.195 0.154 0.126 0.100 0.0762 0.0607 a.c. conductor resistance @ 20°C (Max) Ω/Km 0.936 0.675 0.499 0.345 0.250 0.198 0.162 0.130 0.101 0.0819 Inductive reactance @ 60 Hz + Ω/Km 0.151 0.145 0.138 0.131 0.123 0.119 0.116 0.112 0.106 0.103 Impedance @ 60 Hz Ω/Km 0.948 0.690 0.518 0.369 0.278 0.231 0.199 0.172 0.146 0.132 DC voltage drop mV/A/M - - - - - - - - - - Single phase voltage drop mV/A/M - - - - - - - - - - Three phase voltage drop mV/A/M - - - - - - - - - - A 89 105 135 170 205 240 270 305 365 415 Continuous current carrying capacity @ 45°C * Conductor short circuit symmetrical fault 90°C - 160°C for 1 sec kA rms - - - 6.99 9.49 12.00 15.00 18.50 24.00 30.00 90°C - 250°C for 1 sec Braid short circuit asymmetrical earth fault 80°C - 220°C for 1 sec kA rms 3.58 5.01 7.15 - - - - - - - kA rms 1.909 1.909 2.290 2.576 2.576 2.863 3.149 3.149 3.435 3.435 UKOOA Code INTERKAB House Aberdeen, AB11 5DY Tel: 0044 (0)1224 595 640 Fax: 0044 (0)1224 594 416 Email: [email protected] HB325 HB335 HB350 HB370 HB395 HB30A HB30B HB30C HB30D HB30E Datasheet Ref: OFS-BS-PC-MV-FR www.interkab.com
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