Flame Propagation: EN 60332-1-2
Operating Temperature Range: -30°C to +70°C
Bending Radius: 10 x cable diameter
Operating Voltage: 500V
*Also available in 300V variant on request.
Marking: RR KABEL RE-Y(St)YSWAY nxmxa 500V EN50288-7 CE + 0001m
n – No. of pairs
m – Pairs
a – Cross sectional area
Conductor: Annealed copper wires according to BS EN 60228
Insulation: Polyvinyl chloride PVC
Pairs: Twisted
Identification Pairs: Black & white, continuously numbered on white core (1, 2, 3…) for multi-element
Wrapping: 1 layer of PETP tape
Collective Screen: Aluminium / PETP tape over tinned copper drain wire
Inner Sheath: Polyvinyl chloride PVC
Armour: Galvanised round steel wires
Cable Sheath: Polyvinyl chloride PVC
Colour: Black. Blue for intrinsically safe system
Electrical Properties
| Conductor Cross Section (Sq.mm) | Class of Conductor | No. of Strands/Max. Strand Diameter (mm) | Max. DC Conductor Resistance* at 20°C (Ω/km) | Max.L/R Ratio (μH/Ω) | Min. Insulation Resistance (GΩ x cm) | Max. Mutual Capacitance (nF/km) | Max.Inductance (mH/km) | Test Voltage Vrms (Core-Core) | Test Voltage Vrms (Core-Screen) |
|---|---|---|---|---|---|---|---|---|---|
| 0.5 | 2 | 7/0.3 | 36.0 | 25 | 20 | 250 | 1 | 2000 | 2000 |
| 0.5 | 5 | 16/0.2 | 39.0 | 25 | 20 | 250 | 1 | 2000 | 2000 |
| 0.75 | 2 | 7/0.37 | 24.5 | 25 | 20 | 250 | 1 | 2000 | 2000 |
| 0.75 | 5 | 24/0.2 | 26.0 | 25 | 20 | 250 | 1 | 2000 | 2000 |
| 1 | 2 | 7/0.43 | 18.1 | 25 | 20 | 250 | 1 | 2000 | 2000 |
| 1 | 5 | 32/0.2 | 19.5 | 25 | 20 | 250 | 1 | 2000 | 2000 |
| 1.5 | 2 | 7/0.53 | 12.1 | 40 | 20 | 250 | 1 | 2000 | 2000 |
| 2.5 | 2 | 7/0.67 | 7.41 | 60 | 20 | 250 | 1 | 2000 | 2000 |
*For multi-pair maximum resistance shall be increased by 2%.
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