BS6883 standard 150/250V HF-EPR Insulated, SW2/SW4 Sheathed, Collectively Screened Unarmoured Flame Retardant Instrumentation & Control Cables

Applications

BS6883 150/250V HF-EPR Insulated SW2/SW4 Sheathed Collectively Screened Unarmoured Flame Retardant Instrumentation & Control Cables are designed for fixed wiring in ships and on mobile offshore units, suitable for use in instrumentation, lighting and control circuits.

Standards

• BS 6883
• 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	HF-EPR GP4 according to BS 7655 1.2.
Lay-up	Pairs, triples.
Collective Screen	Aluminium/polyester tape + drain wire tinned copper.
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°C ~ +90°C

Dimensions and Weight

Construction No. of cores??Cross section	Nominal Insulation Thickness	Nominal Sheath Thickness	Minimum Overall Diameter	Maximum Overall Diameter	Approx. Weight
mm2	mm	mm	mm	mm	kg/km
Multipair
3??2??0.75	0.8	1.2	12.6	14.5	175
7??2??0.75	0.8	1.4	16.6	18.7	330
12??2??0.75	0.8	1.6	21.7	24.2	530
20??2??0.75	0.8	1.8	27.3	30.1	830
27??2??0.75	0.8	1.9	31.1	34.2	1070
37??2??0.75	0.8	2.1	34.4	37.7	1430
3??2??1	0.8	1.2	13.3	15.3	185
7??2??1	0.8	1.4	17.6	19.8	360
12??2??1	0.8	1.6	23.1	25.7	590
20??2??1	0.8	1.8	29.1	31.9	920
27??2??1	0.8	2.0	33.3	36.6	1220
37??2??1	0.8	2.2	36.9	40.3	1630
Multitriple
3??3??0.75	0.8	1.3	14.2	16.2	230
7??3??0.75	0.8	1.4	19.4	21.9	440
12??3??0.75	0.8	1.7	24.2	26.8	730
3??3??1	0.8	1.3	15.1	17.1	260
7??3??1	0.8	1.5	20.9	23.4	510
12??3??1	0.8	1.7	25.8	28.5	840