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450/750V SR Insulated Control Cable
450/750V SR Insulated Control Cable
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450/750V SR Insulated Control Cable
450/750V SR Insulated Control Cable
OVERVIEW
SPECIFICATIONS
CONSTRUCTION
PARAMETER
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overview
The 450/750V sR Insulated Fire Resistant control cables are designed, manufactured and tested for general application in power supply and signal wiring, for emergency circuit and fi re circuit control.
STANDARDS:
Basic design to BS 7629-1
Characteristics
Insulation Colour:
Without earth conductor
2 cores blue - brown, 3 cores brown - black - grey
4 cores blue - brown - black - grey, 5 cores blue - brown - black - grey - black
With earth conductor
3 cores yellow/green - blue - brown
4 cores yellow/green - brown - black - grey
5 cores yellow/green - blue - brown - black - grey
Sheath Colour: Colour red (other colours on request)
Physical And Thermal Properties
Temperature range during operation (fixed state): -30°C – +90°C
Temperature range during installation (mobile state): -20°C – +50°C
Minimum bending radius: 7.5 x Overall Diameter
Specifications
Low Voltage
Low Voltage
Working Temperature 90℃
Working Temperature 90℃
Fire Resistance
Fire Resistance
construction
Conductors:
Plain annealed copper wire, stranded according to IEC(EN) 60228 class 2.
Insulation:
Fire resistant silicone rubber compound
Cabling:
The cores are cabled together in concentric layers with suitable non-hygroscopic fillers.
Outer Sheath:
Thermoplastic LSZH compound
parameter
Electrical PROPERTIES
CONSTRUCTION PARAMETERS
DIELECTRIC TEST: 2500 V r.m.s. x 5' (core/core)
INSULATION RESISTANCE ≥300 MΩ x km (at 20°C)
SHORT CIRCUIT TEMPERATURE 350°C

Conductor Operating Temperature : 90°C
Ambient Temperature : 30°C
CABLE CODE NO. OF CORE X CROSS SECTION NOMINAL INSULATION THICKNESS NOMINAL SHEATH THICKNESS NOMINAL OVERALL DIAMETER APPROX. WEIGHT
  MM2 MM MM MM KG/KM
2 core, 2x1.5 0.8 1.0 7,8 96
2 core, 2x2.5 0.9 1.1 9,2 138
2 core, 2x4.0 0.9 1.2 10,5 189
3 core 3x1.5 0.8 1.0 8,3 116
3 core 3x2.5 0.9 1.1 9,8 169
3 core 3x4.0 0.9 1.2 11,6 246
4 core 4x1.5 0.8 1.1 9,3 147
4 core 4x2.5 0.9 1.2 11,3 222
4 core 4x4.0 0.9 1.3 12,5 299
5 core 5x1.5 0.8 1.1 10,5 180
5 core 5x2.5 0.9 1.2 12,3 259
5 core 5x4.0 0.9 1.3 14,0 359
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