Northern Cables Inc.’s TECK90 is an interlocked armoured cable for use in petro-chemical, pulp and paper and other industrial application environments. TECK90 can be used in open and concealed wiring, direct burial and in hazardous locations. The insulated conductors are made with cross-linked polyethylene and twisted with an uninsulated ground wire. The twisted core is covered with a PVC jacket, then covered with either interlocked aluminum or galvanized steel and covered with a PVC jacket over the armour. TECK90 is manufactured to CSA C22.2#131 and CSA C22.2 #174 to allow it to meet the certain CSA tests including; flame test FT4,-40C cold temperature impact test, low acid gas and sunlight resistance. TECK90 is available in 600 and 1000V constructions from #14 to 500 kcmil in copper. Cables can be manufactured up to 50 conductors. Custom cables are available upon request including composites, vertical riser and colored jackets.