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    3. Heat Shrinkable Anti Tracking Tubing

    Heat Shrinkable Anti Tracking Tubing

    Features

    • Reduces bus bar clearance requirements.
    • Protects against accidental ashover
    • Continuous operation temperature: -40℃ to 125℃
    • Halogen free.
    • Shrink Temperature: 120℃
    • Anti-track.
    • Suitable for medium voltage switchgear applications upto 36 kV.

    Cross linked Polyolen Medium and Heavy Wall Anti-track Heat Shrinkable Tubing specically designed for insulating medium voltage bus bar.

    Heat Shrinkable Anti Tracking Tubing

    Specifications:

    Dimension Chart for Heat Shrink Anti Tracking Tubing

    CODE As Supplied After Recovered
    ø D1 (max.) ø D2 (max.) T (min.)
    DSRU - 30/10 30 10 2.6
    DSRU - 36/12 36 12 3.0
    DSRU - 42/19 42 19 3.0
    DSRU - 50/19 50 19 3.0
    DSRU - 60/29 60 29 3.0
    DSRU - 76/38 76 38 3.0
    DSRU - 100/49 100 49 3.0
    DSRU - 130/50 130 50 4.0

    Note: All dimensions are in mm

    Tracking

    Technical Data for Heat Shrink Non- Tracking Tubing (Red / Brown)

    Property Requirements Test Method
    Physical
    Specific gravity 1.19 ASTM D 1505/ ISO 1183
    Tensile Strength 8N/mm2 (min.) ASTM D 412 / ISO 37
    Ultimate elongation 200% (min.) ASTM D 412 / ISO 37
    Water absorption (25℃) 0.5% (max.) ASTM D 570
    Thermal Ageing
    Continuous operating temperature -55℃ to +130℃ IEC 216
    Shrink temperature 120℃ (min.) IEC 216
    Heat shock (30 min. 200℃) No cracking / No flowing
    Heat ageing (168 hrs. 120℃)
    Tensile strength 7.0 N/mm (min.) ASTM D 412 / ISO 37
    Ultimate elongation 200% (min.)
    Low temperature flexibility (-20℃) No cracking ASTM D 2671
    Flammability Self extinguishing ASTM D 2671 - B
    Electrical Properties
    Dielectric strength 10 kV/mm (min.) ASTM D 149 / IEC 243
    Volume resistivity 1 x 1012Ω cm (min.) ASTM D 257 / IEC 93
    Dielectric constant 3 (min.) To 5 (max.) ASTM D 150 / IEC 250
    Tracking erosion resistance No tracking or erosion up to 3.25 kV ASTM D 2303

    Accessories

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