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Cross Bonding & Sectionalisation for HV Cable Systems

Cross Bonding & Sectionalisation for HV Cable Systems
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Link boxes are used with cable joints and terminations to provide easy access to shield breaks for test purposes and to limit voltage build-up on the sheath.  Lightning, fault currents and switching operations can cause overvoltages on the cable sheath.  The link box optimises loss management in the cable shield on cables grounded both sides.
DESIGN
  • Made of Stainless steel
  • Compact design
  • 1ph and 3ph link boxes
  • Hermetically sealed – resists water pressure up to 1 bar (20 psi), lugs & bonding cables are heatshrink sealed inside and outside
  • Suitable for – Single point bonding, Cross bonding, Direct grounding, Grounding through SVL, Combined direct & SVL grounding, Cross bonding & transposition
  • Link box – Zn0 sheath voltage limiter, 3kV and 6kV protection levels, Same outer dimensions for both levels
APPLICATION
  • Can be installed in pits or vaults and on structures or poles
  • Use with single core or concentric bonding lead
  • Cross section up to 120mm²
DATA SHEET
HV LINK BOXE EPP 1665 5-13

Note: Other designs are available, please contact your local rep or customer service for more information.
Dimensions (mm)
Cat No. Type Number of Phases Sheath Voltage Limiter (kV) Length Width Height Qty
EPPA-055-0/3-30
DIRECT GROUNDING
3
-
310
310
255
EPPA-055-3/3-41
CROSS BONDING
3
3
310
310
255
EPPA-055-6/3-41
CROSS BONDING
3
6
310
310
255

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