Insulect manufacture a comprehensive range of fully-tested stainless steel link boxes for high voltage underground cables.
Insulect link box designs use various earthing practices to minimise sheath currents and provide sheath voltage protection.
- Direct Earthing or SVL Earthing through sheath voltage limiter surge arrester.
- Cross Bonding with insulation withstand between phases.
- Cable Sheath Protection using metal oxide sheath voltage surge limiters (SVLs)
Available in two models:
LINK BOX ULTRA
ULTRA is our original Link Box design, built for demanding conditions and highest performance.
- Material 316 Stainless Steel
- Short Circuit 63 kA/1s
- Enclosure rating IP68
- Internal power arc 40 kA/0.12s
- Pressure test meter 10M
LINK BOX LITE
The LITE is designed for for less arduous applications and where ease of handling and install is important.
- Material 304 Stainless Steel
- Short Circuit 40 kA/1s
- Enclosure rating IP68
- Internal power arc 20 kA/0.12s
- Pressure test meter 2M
Features
- COMPREHENSIVE RANGE: Link boxes of all types for single core and concentric bonding cables
- ABOVE OR BELOW GROUND Universal design to suit indoor, outdoor and in-pit installation
- UP TO IP68 ENCLOSURES Fully tested and fully sealed stainless steel enclosures, rated at a minimum of IP68
- AUSTRALIAN DESIGN AND MANUFACTURE Our link boxes have been designed, manufactured and tested in Australia for over twenty years
- ALL EARTHING PRACTICES Direct earthing, SVL earthing, cross bonding, cable sheath protection
SPECIFICATION
- The Insulect range of Link Boxes includes two models - Ultra and Lite - and numerous variants to suit all underground cable applications and network requirements.
- Our link boxes ensure a weatherproof environment for connecting links, whether for earthing or cross-bonding high voltage cables.
- Link Boxes are part of our wider Switch gear product range, which includes switch gear for substations, overhead distribution and underground cable applications.