Instrumentation Cables 
BS5308 Cable ESI Cable BS 6231 Cable DEF Standard Cable Italian standard

Instrumentation Cables

FR2XOHRAR

APPLICATION

For transmission of analogue and digital signals in instrument and control systems; not allowed for direct

connection to low impedance sources, e.g. public mains electricity supply.

Standard and Approval

CEI 20-11

IEC 60227

IEC 60332.1

IEC 60332.3A

IEC 60228

IEC 60754.1

Cable Construction

Conductor: annealed flexible copper class5

Insulation:R2 type PVC insulation

Colour core:(CEI unel 00725)

pair:blue-black, with black progressively numbered

Triad:blue-brown-black with black progressively numbered

Stranding:  conductors twisted in pairs screen: electrostatic screen of plastic and aluminium tape + tinned drain-wire Armour:armour made up of a galvanized steel braid with an 85% min. coverage

Outer sheath: Flame retardant PVC outer sheath RZ quality

Technical Characteristics:

Max. rated working temperature : +70 °C

Max. rated short circuit temperature: +160 °C

Min. bend radium:12XØ (cable diameter in mm)

CONSTRUCTION PARAMETERS

300/500V


No.of cores x cross section
n x mm2
OuterØ ca.mm
±10%
Cable weight
approx.
kg/km
2x2x0.50 9.5 129
3x2x0.50 10 151
4x2x0.50 11 175
5x2x0.50 11.5 194
6x2x0.50 12.5 229
8x2x0.50 13.5 278
10x2x0.50 15 332
12x2x0.50 15.5 362
16x2x0.50 18 467
20x2x0.50 19.5 545
24x2x0.50 21 653
2x2x0.75 10.5 160
3x2x0.75 11 181
4x2x0.75 12.5 227
5x2x0.75 13.5 262
6x2x0.75 14.5 293
8x2x0.75 15.5 355
10x2x0.75 17.5 431
12x2x0.75 18 488
16x2x0.75 20.5 615
20x2x0.75 21 748
24x2x0.75 24 853
450/750V
No.of cores x cross section
n x mm2
Outer O ca.mm
±10%
Cable weight
approx.
kg/km
2x2x1 11 176
3x2x1 12 210
4x2x1 13.5 266
5x2x1 14.5 304
6x2x1 15.5 348
8x2x1 16.5 415
10x2x1 18.5 510
12x2x1 19.5 597
16x2x1 22 743
20x2x1 22.5 886
24x2x1 26 1011
2x2x1.50 13.5 246
3x2x1.50 14 290
4x2x1.50 15.5 347
5x2x1.50 17 412
6x2x1.50 18.5 485
8x2x1.50 20 604
10x2x1.50 22.5 732
12x2x1.50 23 812
16x2x1.50 26 1023
20x2x1.50 26.5 1235
24x2x1.50 30.5 1417

Other constructions and sizes are available on request.