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    TYPE D1 & D2 Railway Signalling Cable

    • TYPE D1 & D2 Railway Signalling Cable
    • TYPE D1 & D2 Railway Signalling Cable

    Application

    The cables are designed for railway signalling systems. The cables are suitable for use in d.c. circuits where the nominal voltage to earth does not exceed 1100 volts and are suitable for installation in ducts.

    Standard

    • NR/PS/SIG/00005(formerly RT/E/PS/00005)

    Cable Construction

    • Electrical Characteristics at 20℃Conductors: Tinned stranded copper, according to IEC 60228 class 2& BS 6360.
    • Insulation: LSZH or EPR Type GP4 to BS 7655.
    • Core Wrapping: Plastic tape(s) with overlapping.
    • Sheath: LSZH.
    Nominal Conductor Cross Section mm 0.75 1.5 2.5 10.0 16.0 35.0 70.0 95
    Maximum Conductor DC Resistance Ω/km 24.8 12.2 7.56 1.84 1.16 0.529 0.27 0.195
    Voltage Rating KV 0.65/1.1
    Nominal Insulation Thickness mm 0.85 0.8 0.8 1.0 1.0 1.2 1.4 1.6

    Mechanical and Thermal Properties

    • Minimum Bending Radius: 6×OD (static); 15×OD (dynamic)
    • Temperature Range: -25℃ to +85℃ (during operation); -10℃ to +85℃ (during installation)

    Dimensions and Weight

    Cable Code No. of cores& Nominal
    Conductor Cross
    Sectional Area
    No.×mm
    No. & Nominal
    Diameter of Strands
    No/mm
    Nominal
    Sheath
    Thickness
    mm
    Overall
    Diameter
    Min/Max
    mm
    Nominal
    Weight
    kg/km
    Type D1
    RS/D1-3GH-1G0.75 1×0.75 7/0.37 2.0 6.5/8.1 25
    RS/D1-3GH-1G1.5 1×1.5 7/0.53 2.0 6.8/8.5 30
    RS/D1-3GH-1G2.5 1×2.5 7/0.67 2.0 7.2/8.9 34
    RS/D1-3GH-1G10 1×10.0 7/1.35 2.0 9.4/11.8 205
    RS/D1-3GH-1G35 1×35.0 19/1.53 2.0 12.9/16.1 495
    Type D2
    RS/D2-3GH-2G1.5 2×1.5 7/0.53 2.0 9.4/12.1 140
    RS/D2-3GH-2G2.5 2×2.5 7/0.67 2.0 10.5/13.1 170
    RS/D2-3GH-2G10 2×10.0 7/1.35 2.0 15.0/18.7 383
    RS/D2-3GH-2G16 2×16.0 7/1.70 2.0 16.7/20.9 625
    RS/D2-3GH-2G35 2×35.0 19/1.53 2.2 22.3/27.8 994
    RS/D2-3GH-2G70 2×70.0 19/2.14 2.4 28.8/36.0 2121
    RS/D2-3GH-2G95 2×95.0 19/2.52 2.6 33.2/41.5 2760
    RS/D2-3GH-4G0.75 4×0.75 7/0.37 2.0 10.2/12.8 150
    RS/D2-3GH-7G0.75 7×0.75 7/0.37 2.0 11.8/14.7 225
    RS/D2-3GH-10G0.75 10×0.75 7/0.37 2.0 14.4/18.0 280
    RS/D2-3GH-12G0.75 12×0.75 7/0.37 2.0 14.8/18.5 321
    RS/D2-3GH-19G0.75 19×0.75 7/0.37 2.0 17.0/21.3 425
    RS/D2-3GH-27G0.75 27×0.75 7/0.37 2.0 20.1/25.1 606
    RS/D2-3GH-37G0.75 37×0.75 7/0.37 2.2 22.7/28.4 786
    RS/D2-3GH-48G0.75 48×0.75 7/0.37 2.2 25.7/32.2 972
    RS/D2-3GH-4G1.5 4×1.5 7/0.53 2.0 10.9/13.7 250
    RS/D2-3GH-7G1.5 7×1.5 7/0.53 2.0 12.6/15.8 370
    RS/D2-3GH-10G1.5 10×1.5 7/0.53 2.0 15.6/19.4 410
    RS/D2-3GH-12G1.5 12×1.5 7/0.53 2.0 16.0/20.0 410
    RS/D2-3GH-19G1.5 19×1.5 7/0.53 2.0 18.5/23.1 615
    RS/D2-3GH-27G1.5 27×1.5 7/0.53 2.2 22.2/27.8 897
    RS/D2-3GH-37G1.5 37×1.5 7/0.53 2.2 25.1/31.4 1126
    RS/D2-3GH-48G1.5 48×1.5 7/0.53 2.4 28.1/35.1 1280
    RS/D2-3GH-4G2.5 4×2.5 7/0.67 2.0 11.9/14.8 340
    RS/D2-3GH-7G2.5 7×2.5 7/0.67 2.0 13.8/17.2 500
    RS/D2-3GH-10G2.5 10×2.5 7/0.67 2.0 17.1/21.3 680
    RS/D2-3GH-12G2.5 12×2.5 7/0.67 2.0 17.6/22.0 613
    RS/D2-3GH-19G2.5 19×2.5 7/0.67 2.0 20.4/25.5 815
    RS/D2-3GH-27G2.5 27×2.5 7/0.67 2.2 24.6/30.7 1200
    RS/D2-3GH-37G2.5 37×2.5 7/0.67 2.4 27.8/34.7 1600
    RS/D2-3GH-48G2.5 48×2.5 7/0.67 2.6 31.2/39.0 1960
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