DistributorSouthwire

Southwire

Cable Clamps

Southwire #
HVUD34

Cable Clamps are engineered support systems designed to securely fasten single-core, multi-core, and bundled power cables in high-voltage and medium-voltage installations. Designed to withstand both normal operating conditions and fault events, they provide reliable mechanical restraint, cable stability, and system integrity. Available in multiple sizes and configurations, these clamps are tested for short-circuit performance in accordance with IEC 61914.

Priced by quote — copper moves daily (COMEX), so we quote at the current price.

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Available sizes & constructions

Accessory NameStandards
K SeriesK SeriesIEC 61914IEC 61914
K Series with Factory Fixed Elastic InlaysK Series with Factory Fixed Elastic InlaysIEC 61914IEC 61914
KT SeriesKT SeriesIEC 61914IEC 61914
KT Series with Factory Fixed Dynamic Elastic InlaysKT Series with Factory Fixed Dynamic Elastic InlaysIEC 61914IEC 61914
KR SeriesKR SeriesIEC 61914IEC 61914

Application & features

  • Designed for securing high-voltage and medium-voltage power cables
  • Suitable for single-core and multi-core cable installations
  • Supports bundled cable configurations
  • Provides secure mechanical restraint during normal operation and fault conditions
  • Helps maintain cable system integrity under dynamic electrical forces
  • Short-circuit resistant and tested in accordance with IEC 61914
  • Available in a variety of sizes to accommodate different cable diameters
  • Options available with elastic and dynamic elastic inlays for enhanced support
  • Supports reliable cable management in utility, industrial, and infrastructure applications
  • Designed to withstand high electromechanical forces generated during short-circuit events
  • Enhances cable stability and installation reliability
  • Suitable for a wide range of cable layouts and installation configurations
  • Provides long-term mechanical performance in demanding power system environments

Standards & references

  • Tested in accordance with IEC 61914
  • Short-circuit resistant designs for fault-current applications
  • Available in multiple clamp series and configurations
  • Suitable for cable diameters ranging from 19 mm to 250 mm
  • Dynamic short-circuit resistance ratings up to 30,000 N