Direct Earthing Link Box & SVL Earthing Link Box

Direct Earthing Link Box & SVL Earthing Link Box
  • Direct Earthing Link Box & SVL Earthing Link Box
  • Direct Earthing Link Box & SVL Earthing Link Box
  • Direct Earthing Link Box & SVL Earthing Link Box
  • Direct Earthing Link Box & SVL Earthing Link Box
    • Model/Features
    • Direct earthing link box: WJD
    • SVL earthing link box: WHJD
    • This type of link boxes is suitable for the direct grounding or ground protection of the metal sheath of high voltage power cables. It uses stainless steel as the protective shell, and can also be filled with resin inside. It is small in size, light in weight, and easy and quick to install.
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    Test Report
    Test Report
    Product Manual
    Electric Performance
    Test Item Technical Requirements
    DC voltage withstand test Neither breakdown nor flashover shall occur at 20kV for 1 min
    Impulse voltage test Neither breakdown nor flashover shall occur at 10 positive and 10 negative impulse of 40kV (peak value)
    Insulation resistance test between copper bar and housing Not less than 20MΩ
    Contact resistance test of copper bar Nor more than 20μΩ
    Main Electrical Performance of SVL (sheath voltage limiter)
    Test item BHQ-7/600 BHQ-10/600
    DC 1mA reference voltage 40kV 5.8kV
    Rectangular wave capacity 600A 600A
    Residual voltage ratio K≤2 K≤2
    Current capacity 100kA 100kA
    Rated voltage 2.8kV 4kV
    Residual voltage of nominal discharge ≤7kV ≤10kV
    Ordering information: (For all HV cable accessories)
    • Cable configuration and the cross-sectional area of earth wire shall be provided when ordering.
    • Welcome to contact our sales manager for any special requirements before placing your order.
    Woer Electric has been engaged for 20 years in the development, manufacture and market of power cable accessories and shrinkable tubing products. We can custom-manufacture heat shrink accessories and cold shrinkable accessories to match your unique requirements for cable terminating and jointing applications. Our wide range of shrinkable tubing products includes cable jointing kits, heat shrink cable joints, cold shrink moulded shapes, heat shrink termination kits and many other types of telecommunication cable accessories and power cable tubing. Choosing the right cable accessories among the many that are offered on the market is challenging. Our team of cable accessories experts is happy to assist if you are having a trouble finding the suitable cable accessories for your cable types.
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