BS 6883&BS7917 STANDARD Offshore & Marine Cables 
LV Flame Retardant Power & Control Cables

 150/250V HF-EPR Insulated, SW2/SW4 Sheathed, Collectively Screened Armoured Fire Resistant Instrumentation & Control Cables

BS 6883&BS7917 STANDARD Offshore & Marine Cables

Application
These fire resistant elastomeric insulated cables are designed for fixed wiring in ships and on mobile offshore units, suitable for use in instrumentation, lighting and control circuits where fire integrity is essential.

Standards
 BS 7917
 IEC 60331-31 Fire resistant
 IEC 60332-3A Flame retardant
 IEC 60754-1; IEC 60754-2 Corrosivity
 IEC 61034-2 Smoke density
 Cold bend and impact (-40°C) (on request)
 CSA C22.2 No. 38-95 (on request)

Construction
 Conductor: Tinned copper wire stranded circular cl. 2 BS 6360/IEC 60228.
 Insulation: Mica tape + HF-EPR GP4 according to BS 7655 1.2.
 Lay-up: Pairs, triples.
 Collective Screen: Aluminium/polyester tape + drain wire tinned copper.
 Inner Sheath: Halogen free thermosetting compound SB1 according to BS 7917.
 Armour: Galvanized steel wire braid. Tinned bronze wire braid can be offered upon request.
 Outer Sheath: Halogen free thermosetting compound SW4 according to BS 7655 2.6 or reduced halogen thermosetting compound SW2 according to BS 7655 2.6.

Mechanical and Thermal Properties
Minimum Internal Bending Radius: 8×OD
Temperature Range: -40℃ ~ +90℃

Dimensions and Weight

Construction
No. of cores×Cross section(mm²)

Nominal Insulation Thickness
mm

Nominal Inner Sheath Thickness
mm

Minimum  Diameter Over Inner Sheath
mm

Maximum Diameter Over Inner Sheath
mm

Nominal Armour Wire Diameter
mm

Nominal Outer Sheath Thickness
mm

Minimum Overall Diameter
mm

Maximum Overall Diameter
mm

Approx. Weight
kg/km

Multipair

3×2×0.75

0.8

1.2

14.0

16.0

0.3

1.4

18.1

20.5

450

7×2×0.75

0.8

1.4

18.6

20.7

0.3

1.5

22.9

25.8

720

12×2×0.75

0.8

1.6

24.4

27.0

0.3

1.7

29.1

32.7

1080

20×2×0.75

0.8

1.8

30.8

34.0

0.45

2.0

36.8

40.7

1480

27×2×0.75

0.8

1.9

35.0

38.4

0.45

2.2

41.4

45.9

2140

37×2×0.75

0.8

2.1

38.8

42.6

0.45

2.3

45.4

50.1

2710

3×2×1

0.8

1.2

14.8

16.8

0.3

1.4

18.9

21.3

460

7×2×1

0.8

1.4

19.6

22.0

0.3

1.6

24.1

27.1

780

12×2×1

0.8

1.6

25.8

28.5

0.3

1.8

30.7

34.4

1170

20×2×1

0.8

1.8

32.6

35.8

0.45

2.1

38.8

43.2

1860

27×2×1

0.8

2.0

37.3

40.8

0.45

2.2

43.7

48.3

2330

37×2×1

0.8

2.2

41.3

45.2

0.45

2.4

48.1

53.3

2980

Multitriple

3×3×0.75

0.8

1.3

15.0

17.0

0.3

1.4

19.1

21.5

510

7×3×0.75

0.8

1.4

20.5

23.0

0.3

1.6

25.1

28.1

810

12×3×0.75

0.8

1.7

25.6

28.3

0.45

1.9

31.4

35.1

1370

3×3×1

0.8

1.3

15.8

17.8

0.3

1.5

20.1

22.9

550

7×3×1

0.8

1.5

21.9

24.4

0.3

1.7

26.6

29.7

910

12×3×1

0.8

1.7

27.1

29.8

0.45

2.0

33.1

36.9

1510