Description
Common Specifications
Link Box Ultra
Link Box Lite
Key Component Materials
Downloads
Description
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).
Common Specifications
- Link Box Mounting – Structure or Pit
- DC Withstand – 25 kV/5mins
- Pressure Withstand – 250 kPa
- Engineering Compliance – C55/4
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
Key Component Materials
- Links – Extruded copper in hard drawn high conductivity 300mm2 minimum.
- Insulators – High tension porcelain, stainless steel hardware.
- Stress cones – Polyurethane elastomer.
- Plating – All conductors plated with ≥8μm of tin.
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