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编号 :

1101169944377839616

35KV busbar heat shrinkable tube

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35KV busbar heat shrinkable tube

Category:

Thermal casing

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    35KV busbar heat shrinkable tube


    Product introduction: Made of radiation-crosslinked polyolefin designed with special formula, flame retardant, halogen-free, does not produce toxic gases and harmful substances during combustion, and can provide high insulation strength and resistance to carbon traces. Suitable for insulation protection of busbars below 24kV and other electrical equipment.
    Performance characteristics: Insulation, flame retardant, halogen-free, resistant to electric carbon marks
    Key indicators: Shrinkage ratio: 2.5: 1
    Shrinkage temperature: 110 ℃
    Working temperature: -55 ℃ ～ 105 ℃
    Environmental protection standard: RoHS
    standard Color: Iron red 


    Technical index: 

    Test items

    Test Methods

    Performance

    Tensile Strength

    ASTM D 2671

    >11.8 MPa

    Elongation at break

    ASTM D 2671

    ≥700%


    Tensile strength after heat aging (120 ℃ / 168 hours)

    ASTM D 2671

    ≥10 MPa


    Elongation at break after heat aging (120 ℃ / 168 hours)

    ASTM D 2671

    ≥500%

    Longitudinal shrinkage

    ASTM D 2671

    0 ～ －10%

    Breakdown strength

    IEC 243

    ≥20 kV/mm

    Volume resistivity

    IEC 93

    ≥1013 Ω.cm

    Flame retardancy (oxygen index)

    IEC 4589

    ≥25

    Copper corrosion (120 ℃ / 168 hours)

    ASTM D 2671

    No corrosion

    Cold bending (-40 ℃ / 4 hours)

    ASTM D 2671

    No cracks

    Water absorption rate (23 ℃ / 14 days)

    ISO 62

    ＜ 0.5%

     

    Product specifications : ( mm ) 

    Nominal size

    Size before shrinking

    Size after shrinking

    Packing (length)

    Inner diameter min

    Inner diameter max

    Wall thickness min

    25/10

    25

    10

    4.0

    1500

    40/16

    40

    16

    4.0

    1500

    65/25

    65

    25

    4.0

    1000

    75/25

    75

    25

    4.0

    1000

    95/30

    95

    30

    4.0

    1000

    120/40

    120

    40

    4.2

    1000

    180/58

    180

    58

    4.2

    1000

    ● The thickness of the rectangular busbar is between 6mm ~ 16mm.

     

    Applications:

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