BS EN 50288-7 Multicore Instrumentation Cable, Overall Screened, SWA, XLPE/LSZH - BS5308 Standard Cable

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BS EN 50288-7 Multicore Instrumentation Cable, Overall Screened, SWA, XLPE/LSZH

Armoured multicore instrumentation cable with XLPE insulation, an overall foil screen and LSZH inner and outer sheaths. Galvanised steel wire armour provides mechanical protection. Separate 300V and 500V versions.

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APPLICATION

For industrial instrument and equipment connections requiring mechanical protection. XLPE insulated cores and an overall foil screen are enclosed by LSZH sheaths and galvanised steel wire armour.

STANDARDS

Basic design to BS EN 50288-7 (formerly BS 5308)

FIRE PERFORMANCE

Flame Retardance (Single vertical wire or cable test)	IEC 60332-1-2; EN 60332-1-2
Reduced Fire Propagation (Vertically-mounted bundled wires & cables test)	IEC 60332-3-24; EN 60332-3-24
Halogen Free	IEC 60754-1; EN 50267-2-1
No Corrosive Gas Emission	IEC 60754-2; EN 50267-2-2
Minimum Smoke Emission	IEC 61034-2; EN 61034-2

VOLTAGE RATING

300V, 500V

CABLE CONSTRUCTION

Conductor : Plain or metal coated copper wire, solid, stranded or flexible according to IEC 60228 class 1, 2 and 5.

Insulation : Extruded XLPE compound according to EN 50290-2-29. LSZH, PE, PP compound can be offered as options.

Overall Screen : Aluminium/polyester tape is applied over the laid up cores with metallic side down in contact with tinned copper drain wire, 0.5mm². Copper braid screen or aluminium/polyester tape combination with copper braid screen can be offered as option.

Inner Sheath : Thermoplastic LSZH compound.

Armouring : Galvanised steel wire.

Outer Sheath : Thermoplastic LSZH compound type LTS3 as per BS 7655-6.1 (Thermosetting LSZH compound type SW2-SW4 as per BS 7655-2.6 can be offered).

Outer Sheath Option : UV resistance, hydrocarbon resistance, oil resistance, anti-rodent and anti-termite properties can be offered as option.

COLOUR CODE

Insulation Colour : Colours and/or additional ring markings and/or symbols achieved by the use of coloured insulation or by a coloured surface using extrusion, printing or painting.

Outer Sheath : Black. Other colours can be offered upon request.

PHYSICAL AND THERMAL PROPERTIES

Temperature range during operation : -30°C - +90°C

Temperature range fixed installation : -5°C - +50°C

Maximum short circuit temperature (5 Seconds) : 250°C

Minimum bending radius : 10 x Overall Diameter

ELECTRICAL PROPERTIES

300V

Conductor Area Size		mm²	0.5	0.75	1.0	1.5
Insulation Thickness (nominal)		mm	0.4	0.4	0.4	0.5
Insulation Thickness (minimum)		mm	0.26	0.26	0.26	0.35
Conductor Resistance (20°C)		ohm/km	36.7	25.0	18.5	12.3
Minimum Insulation Resistance (20°C)		Mohm/km	1000
Maximum Mutual Capacitance		nf/km	250
Capacitance Unbalance		pf/500m	500
Maximum L/R (ratio)		μH/Ω	25	25	25	40
Operating Voltage		V	300
Dielectric Strength for 1 Minute	AC	V	≥1000
	DC	V	≥2000

500V

Conductor Area Size		mm²	0.5	0.75	1.0	1.5	2.5
Insulation Thickness (nominal)		mm	0.6	0.6	0.6	0.6	0.7
Insulation Thickness (minimum)		mm	0.44	0.44	0.44	0.44	0.53
Conductor resistance (20°C)		ohm/km	36.7	25.0	18.5	12.3	7.4
Minimum Insulation Resistance (20°C)		Mohm/km	1000
Maximum Mutual Capacitance		nf/km	250
Capacitance Unbalance		pf/500m	500
Maximum L/R (ratio)		μH/Ω	25	25	25	40	60
Operating Voltage		V	500
Dielectric Strength for 1 Minute	AC	V	≥2000
Dielectric Strength for 1 Minute	DC	V	≥3000

CONSTRUCTION PARAMETERS

300V

Conductor		RE-2X(St)HSWAH
No. of Core X Cross Section	Class of Conductor	Nominal Insulation Thickness	Nominal Inner Sheath Thickness	Nominal Armour Wire Diameter	Nominal Outer Sheath Thickness	Approx. Overall Diameter	Approx. Weight
mm²		mm	mm	mm	mm	mm	kg/km
0.5mm²
2x0.5	2	0.4	0.9	0.9	1.3	9.9	215
3x0.5	2	0.4	0.9	0.9	1.3	10.1	232
4x0.5	2	0.4	0.9	0.9	1.3	10.6	254
5x0.5	2	0.4	0.9	0.9	1.3	11.1	278
8x0.5	2	0.4	1.0	0.9	1.4	12.5	351
10x0.5	2	0.4	1.0	0.9	1.4	13.7	407
12x0.5	2	0.4	1.0	0.9	1.4	14.0	431
14x0.5	2	0.4	1.0	0.9	1.4	14.4	461
16x0.5	2	0.4	1.0	0.9	1.4	15.0	493
20x0.5	2	0.4	1.1	0.9	1.5	16.1	571
24x0.5	2	0.4	1.1	0.9	1.5	17.6	652
27x0.5	2	0.4	1.1	0.9	1.5	17.8	684
30x0.5	2	0.4	1.2	0.9	1.5	18.5	736
37x0.5	2	0.4	1.2	0.9	1.6	19.7	836
40x0.5	2	0.4	1.2	1.25	1.6	20.9	1002
0.75mm²
2x0.75	2	0.4	0.9	0.9	1.3	10.2	233
3x0.75	2	0.4	0.9	0.9	1.3	10.5	252
4x0.75	2	0.4	0.9	0.9	1.4	11.2	284
5x0.75	2	0.4	1.0	0.9	1.4	12.0	323
8x0.75	2	0.4	1.0	0.9	1.4	13.1	392
10x0.75	2	0.4	1.1	0.9	1.5	14.8	477
12x0.75	2	0.4	1.1	0.9	1.5	15.1	508
14x0.75	2	0.4	1.1	0.9	1.5	15.6	545
16x0.75	2	0.4	1.1	0.9	1.5	16.2	585
20x0.75	2	0.4	1.2	0.9	1.6	17.4	679
24x0.75	2	0.4	1.3	0.9	1.6	19.3	793
27x0.75	2	0.4	1.3	0.9	1.6	19.6	834
30x0.75	2	0.4	1.3	1.25	1.6	20.8	1006
37x0.75	2	0.4	1.3	1.25	1.7	22.1	1138
40x0.75	2	0.4	1.4	1.25	1.7	22.8	1212
1.0mm²
2x1.0	2	0.4	0.9	0.9	1.3	10.6	253
3x1.0	2	0.4	0.9	0.9	1.3	11.0	278
4x1.0	2	0.4	0.9	0.9	1.4	11.7	316
5x1.0	2	0.4	0.9	0.9	1.4	12.3	350
8x1.0	2	0.4	1.0	0.9	1.4	13.8	444
10x1.0	2	0.4	1.0	0.9	1.5	15.5	531
12x1.0	2	0.4	1.0	0.9	1.5	15.8	569
14x1.0	2	0.4	1.0	0.9	1.5	16.4	616
16x1.0	2	0.4	1.1	0.9	1.5	17.2	678
20x1.0	2	0.4	1.2	0.9	1.5	18.3	780
24x1.0	2	0.4	1.2	1.25	1.6	21.0	1035
27x1.0	2	0.4	1.2	1.25	1.6	21.3	1091
30x1.0	2	0.4	1.2	1.25	1.6	21.9	1157
37x1.0	2	0.4	1.3	1.25	1.7	23.5	1338
40x1.0	2	0.4	1.3	1.25	1.7	24.2	1408
1.5mm²
2x1.5	2	0.5	0.9	0.9	1.4	11.8	303
3x1.5	2	0.5	0.9	0.9	1.4	12.2	336
4x1.5	2	0.5	1.0	0.9	1.4	13.1	390
5x1.5	2	0.5	1.0	0.9	1.4	13.8	435
8x1.5	2	0.5	1.1	0.9	1.5	15.7	569
10x1.5	2	0.5	1.1	0.9	1.5	17.6	673
12x1.5	2	0.5	1.1	0.9	1.5	18.0	727
14x1.5	2	0.5	1.2	0.9	1.5	18.8	805
16x1.5	2	0.5	1.2	0.9	1.6	19.8	883
20x1.5	2	0.5	1.3	1.25	1.6	21.8	1153
24x1.5	2	0.5	1.3	1.25	1.7	24.2	1343
27x1.5	2	0.5	1.4	1.25	1.7	24.8	1440
30x1.5	2	0.5	1.4	1.25	1.7	25.5	1532
37x1.5	2	0.5	1.4	1.25	1.8	27.2	1757
40x1.5	2	0.5	1.5	1.25	1.8	28.2	1874

500V

Conductor		RE-2X(St)HSWAH
No. of Core X Cross Section	Class of Conductor	Nominal Insulation Thickness	Nominal Inner Sheath Thickness	Nominal Armour Wire Diameter	Nominal Outer Sheath Thickness	Approx. Overall Diameter	Approx. Weight
mm²		mm	mm	mm	mm	mm	kg/km
0.5mm²
2x0.5	2	0.6	0.9	0.9	1.3	10.7	244
3x0.5	2	0.6	0.9	0.9	1.3	11.0	264
4x0.5	2	0.6	0.9	0.9	1.4	11.7	297
5x0.5	2	0.6	0.9	0.9	1.4	12.4	326
8x0.5	2	0.6	1.0	0.9	1.4	13.8	406
10x0.5	2	0.6	1.0	0.9	1.5	15.5	483
12x0.5	2	0.6	1.1	0.9	1.5	16.0	524
14x0.5	2	0.6	1.1	0.9	1.5	16.6	562
16x0.5	2	0.6	1.1	0.9	1.5	17.2	601
20x0.5	2	0.6	1.2	0.9	1.5	18.4	684
24x0.5	2	0.6	1.2	1.25	1.6	21.1	920
27x0.5	2	0.6	1.2	1.25	1.6	21.4	962
30x0.5	2	0.6	1.3	1.25	1.6	22.2	1029
37x0.5	2	0.6	1.3	1.25	1.6	23.4	1147
40x0.5	2	0.6	1.3	1.25	1.7	24.2	1215
0.75mm²
2x0.75	2	0.6	0.9	0.9	1.3	11.0	262
3x0.75	2	0.6	0.9	0.9	1.3	11.4	285
4x0.75	2	0.6	0.9	0.9	1.4	12.2	322
5x0.75	2	0.6	1.0	0.9	1.4	13.0	367
8x0.75	2	0.6	1.0	0.9	1.4	14.4	449
10x0.75	2	0.6	1.0	0.9	1.5	16.2	535
12x0.75	2	0.6	1.0	0.9	1.5	16.6	571
14x0.75	2	0.6	1.1	0.9	1.5	17.4	628
16x0.75	2	0.6	1.1	0.9	1.5	18.1	675
20x0.75	2	0.6	1.2	0.9	1.6	19.5	784
24x0.75	2	0.6	1.3	1.25	1.6	22.4	1051
27x0.75	2	0.6	1.3	1.25	1.6	22.7	1102
30x0.75	2	0.6	1.3	1.25	1.6	23.3	1163
37x0.75	2	0.6	1.4	1.25	1.7	25.1	1338
40x0.75	2	0.6	1.4	1.25	1.7	25.8	1404
1.0mm²
2x1.0	2	0.6	0.9	0.9	1.3	11.4	283
3x1.0	2	0.6	0.9	0.9	1.4	12.0	317
4x1.0	2	0.6	1.0	0.9	1.4	12.9	365
5x1.0	2	0.6	1.0	0.9	1.4	13.6	405
8x1.0	2	0.6	1.0	0.9	1.4	15.1	502
10x1.0	2	0.6	1.1	0.9	1.5	17.3	615
12x1.0	2	0.6	1.1	0.9	1.5	17.7	660
14x1.0	2	0.6	1.1	0.9	1.5	18.3	714
16x1.0	2	0.6	1.2	0.9	1.6	19.4	795
20x1.0	2	0.6	1.2	1.25	1.6	21.3	1025
24x1.0	2	0.6	1.3	1.25	1.6	23.6	1197
27x1.0	2	0.6	1.3	1.25	1.7	24.2	1274
30x1.0	2	0.6	1.3	1.25	1.7	24.9	1350
37x1.0	2	0.6	1.4	1.25	1.7	26.5	1544
40x1.0	2	0.6	1.4	1.25	1.8	27.5	1640
1.5mm²
2x1.5	2	0.6	0.9	0.9	1.3	12.2	318
3x1.5	2	0.6	1.0	0.9	1.4	12.8	364
4x1.5	2	0.6	1.0	0.9	1.4	13.5	410
5x1.5	2	0.6	1.0	0.9	1.4	14.3	458
8x1.5	2	0.6	1.1	0.9	1.5	16.4	599
10x1.5	2	0.6	1.2	0.9	1.5	18.6	724
12x1.5	2	0.6	1.2	0.9	1.6	19.2	792
14x1.5	2	0.6	1.2	0.9	1.6	19.9	861
16x1.5	2	0.6	1.2	1.25	1.6	21.4	1060
20x1.5	2	0.6	1.3	1.25	1.7	23.1	1230
24x1.5	2	0.6	1.4	1.25	1.7	25.6	1439
27x1.5	2	0.6	1.4	1.25	1.7	26.1	1522
30x1.5	2	0.6	1.4	1.25	1.8	27.0	1633
37x1.5	2	0.6	1.5	1.25	1.8	28.8	1878
40x1.5	2	0.6	1.5	1.25	1.8	29.7	1980
2.5mm²
2x2.5	2	0.7	1.0	0.9	1.4	13.6	394
3x2.5	2	0.7	1.0	0.9	1.4	14.1	445
4x2.5	2	0.7	1.0	0.9	1.4	15.0	508
5x2.5	2	0.7	1.1	0.9	1.5	16.4	596
8x2.5	2	0.7	1.2	0.9	1.5	18.7	781
10x2.5	2	0.7	1.3	1.25	1.6	22.1	1092
12x2.5	2	0.7	1.3	1.25	1.6	22.7	1182
14x2.5	2	0.7	1.3	1.25	1.7	23.8	1300
16x2.5	2	0.7	1.4	1.25	1.7	25.0	1428
20x2.5	2	0.7	1.4	1.25	1.8	26.7	1646
24x2.5	2	0.7	1.5	1.25	1.8	29.8	1932
27x2.5	2	0.7	1.6	1.25	1.9	30.7	2095
30x2.5	2	0.7	1.6	1.25	1.9	31.6	2237
37x2.5	2	0.7	1.7	1.25	1.9	33.8	2588
40x2.5	2	0.7	1.7	1.25	2.0	35.0	2757

Note: Other conductor sizes & core configurations are available upon request.

KEY FEATURES

Overall foil screen with tinned copper drain wire.
Steel wire armour between LSZH inner and outer sheaths.

SELECTION NOTES

Specify voltage version, core count, conductor area and class. Select glands and bend allowances for the chosen cable diameter.

FREQUENTLY ASKED QUESTIONS

What type of armour is used?

Galvanised steel wire armour surrounds the inner sheath.

How are the cores screened?

An overall aluminium/polyester foil screen encloses the core assembly.

What are the sheath materials?

Both inner and outer sheaths are thermoplastic LSZH in the standard construction.

Which voltage versions are offered?

300V and 500V versions have separate electrical and dimensional tables.

What is the minimum bending radius?

The listed minimum is 10 times the overall cable diameter.

APPLICATION

STANDARDS

FIRE PERFORMANCE

VOLTAGE RATING

CABLE CONSTRUCTION

COLOUR CODE

PHYSICAL AND THERMAL PROPERTIES

ELECTRICAL PROPERTIES

300V

500V

CONSTRUCTION PARAMETERS

300V

500V

KEY FEATURES

SELECTION NOTES

RELATED PRODUCTS

FREQUENTLY ASKED QUESTIONS

What type of armour is used?

How are the cores screened?

What are the sheath materials?

Which voltage versions are offered?

What is the minimum bending radius?

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