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    S15 BFOU-HCF(i) 250 V

    Applications

    These cables are fire resistant, flame retardant, low smoke and halogen free, used for emergency instrumentation, communication, control and alarm systems that need to be operational during a 1100℃hydrocarbon fire.

    Standards

    • IEC 60092-376
    • IEC 60092-351
    • IEC 60092-359
    • IEC 60331-21
    • IEC 60332-1
    • IEC 60332-3-22
    • IEC 60754-1,2
    • IEC 61034-1,2
    • NEK 606:2004

    Construction

    Electrical Characteristics

    Conductors Circular tinned annealed stranded copper wire to IEC 60228 class 2.
    Insulation Mica tape + Halogen free EPR compound.
    Twinning Colour coded cores twisted together.
    Individual Shielding Each pairs/triples are screened by copper backed polyester tape in contact with a stranded tinned copper drain wire and wrapped with polyester tape.
      Pairs/triples are numbered with numbered tape or by numbers printed directly on the insulated conductors.
    Bedding Halogen free compound.
    Armour Tinned copper wire braid.
    Outer Sheath1 Halogen free thermosetting compound, SHF2.
    HC-fire protection Extruded thermoplastic fire protection compound.
    Taping Lapped glass fibre tape.
    Outer Sheath2 Flame retardant halogen-free thermoplastic compound, type SHF1
      coloured grey (blue for intrinsically safe).

     

    Nominal Cross Section Area mm^2 1.5
    Nominal Conductor Diameter mm 1.6
    Maximum Resistant@20℃ Ω/km 12.9
    Mutual Capacitance nF/km 100
    Nominal Inductance@1KHz MH/km 0.673
    Operating Voltage V 250

    Mechanical and Thermal Properties

    Bending Radius 20×OD (during installation)
      12×OD (fixed installed)
    Temperature Range -20℃ ~ +90℃

    Dimensions and Weight

    Construction No. of elements×No. of cores in element×Cross section(mm^2) Nominal Insulation Thickness (mm) Nominal Diameter Over Bedding (mm) Nominal Diameter Over Sheath1 (mm) Nominal Overall Diameter (mm) Nominal Weight (kg/km)
    1×2×1.5 0.7 9.0 13.1 39.5 1880
    2×2×1.5 0.7 13.0 16.8 44.5 2450
    4×2×1.5 0.7 15.0 20.7 47.5 2830
    8×2×1.5 0.7 21.0 26.4 54.0 3690
    12×2×1.5 0.7 25.0 31.2 63.0 5200

     

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