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Bolt Type Tension Clamp NLL Series
Medium Voltage Clamps

Bolt Type Tension Clamp NLL Series

    product detail

    Product Details

    Bolt Type Tension Clamp NLL Series

    NLL series bolttype tension clamp is mainly used in standing electric power line or substation, stationary conduction line and lightning conductor and also be used in jointing the strain insulators by joining hardware or jointing the lightning conductor with the perch.

    Itis designed for aerial lines up to 30kV.

    1) Be suitable for fixing insulated aluminum conductor or naked aluminum conductor on the rotate angle or insulator of terminal strain pole, to fix and tighten the aerial conductor.

    2) Material: body, keeper - aluminum alloy, split pin - stainless steel, others - hot-dip galvanized steel.

    3) Grip strength of the clamp is more than 95% break strength of the conductor.

    4) Insulation cover and strain clamp used together for insulation protection

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    Item

    Applicable conductor (mm)

    Dimensions (mm)

    Failure load (kN)

    Weight (kg

    Bolt size

    L

    I

    C

    d

    NLL-1

    5.1-11.4

    135

    102

    17

    16

    40kN

    0.75

    2xM12

    NLL-2

    11.4-16

    155

    113

    21

    16

    70kN

    0.9

    2xM12

    NLL-3

    14.5-17.5

    230

    150

    30

    18

    70KN

    1.84

    3xM14

    NLL-4

    18-22.4

    253

    157

    31

    18

    90KN

    2.32

    3xM14

    NLL-5

    23-30

    370

    234

    38

    20

    120KN

    4.5

    5xM16