BS 5308 Part 1 Type 1 PE / CAM / PVC Cable, Instrument Cable

OVERVIEW

SPECIFICATIONS

CONSTRUCTION

PARAMETER

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Application

BS 5308 cables are designed to carry communication and control signals in a variety of installation types including those found in the petrochemical industry. The signals can be of analogue, data or voice type and from a variety of transducers such as pressure, proximity or microphone. Part 1 Type 1 cables are generally designed for indoor use and in environments where mechanical protection is not required.

Standards:

BS/PAS 5308, BS EN 60228

Characteristics

VVoltage Rating Uo/U 300/500V
Temperature Rating Fixed: -40ºC to +80ºC Flexed: 0ºC to +50ºC
Minimum Bending Radius
Fixed: 6 x overall diameter

Specifications

Low Voltage

Cold Resistant -40℃

construction

Conductor:

0.5mm² - 0.75mm²: Class 5 flexible copper conductor 1mm² and above: Class 2 stranded copper conductor

Insulation:

PE (Polyethylene)

Screen:

Al/PET (Aluminium/Polyester Tape)

Drain Wire:

Tinned copper

Sheath:

PVC (Polyvinyl Chloride)

Sheath Colour:

Blue Black

parameter

Type 1

Conductor

ELECTRICAL CHARACTERISTICS

NO. OF PAIRS/TRIPLE	NOMINAL CROSS SECTIONAL AREA	NOMINAL OVERALL DIAMETER
NO. OF PAIRS/TRIPLE	mm2	mm
1P	0.5	7
1P	0.75	7.4
1P	1	7.4
1P	1.5	8.3
1P	2.5	9.1
1T	0.5	7.3
1T	0.75	7.7
1T	1	7.7
1T	1.5	8.9
1T	2.5	9.1
2P(Q)	0.5	7.9
2P(Q)	0.75	8.4
2P(Q)	1	8.4
2P(Q)	1.5	9.7
2P(Q)	2.5	10.7
5P	0.5	13.1
5P	0.75	13.8
5P	1	14.2
5P	1.5	16.4
5P	2.5	18.2
10P	0.5	17.2
10P	0.75	18.9
10P	1	18.4
10P	1.5	21.6
10P	2.5	25.1
15P	0.5	19.8
15P	0.75	21.9
15P	1	21.3
15P	1.5	25.4
15P	2.5	29,2
20P	0.5	22.3
20P	0.75	24.6
20P	1	24.4
20P	1.5	28.5
20P	2.5	39.8

P = Pairs, Q = Quad, T = Triple

NOMINAL CROSS SECTIONAL AREA	CONDUCTOR CLASS	MAXIMUM DC RESISTANCE OF CONDUCTOR AT 20°C
mm2		ohms/km
0.5	5	39
0.75	5	26
1	1	18.1
1.5	2	12.1
2.5	2	7.41

NOMINAL CROSS SECTIONAL AREA	MUTUAL CAPACITANCE			MINIMUM INSULATION RESISTANCE AT 20°C	MAXIMUM L/R RATIO
mm2	pF/m			mohms/km	μH/ohms
mm2	Cables with Collective Screen Only	1 Pair, 2 Pairs, 1 Triple Collectively Screened	Cables with Individually Screened Pairs	mohms/km	μH/ohms
0.5	75	115	115	>5	25
0.75	75	115	115	>5	25
1	75	115	115	>5	25
1.5	85	120	120	>5	40
2.5	85	120	120	>5	65

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