LV cables are used for electricity apply in low voltage installation system, they are suitable for installation in indoors , in cable ducts, underground, in power and switching stations, local energy distributions, industrial plants, where there is no risk of mechanical damage.
Construction of 3*150MM2+1*70MM2 LV cables The conductors shall be either of Class 1 or Class 2 of plain or metal- coated annealed copper or of plain aluminium or aluminium alloy, or of Class 5 of plain or metal- coated copper in accordance with IEC 60228. Insulation PVC Insulation material and thickness shall be as per IEC 60502-1, PVC material shall be Type A as per IEC 60502-1. Colour Code Colour Code (1) : 1 Core : Red or Black 2 Cores : Red, Black 3 Cores : Red, Yellow, Blue 4 Cores : Red, Yellow, Blue, Black 5 Cores : Red, Yellow, Blue, Black, Green Above 5 Cores: Black Cores with White numerals Colour Code (2) : 1 Core : Brown or Blue 2 Cores : Brown, Blue 3 Cores : Brown, Black, Grey 4 Cores : Blue, Brown, Black, Grey 5 Cores : Green/Yellow, Blue, Brown, Black, Grey Above 5 Cores: Black Cores with White numerals Other colours can be manufactured upon request.
Assembly/Inner Covering of 3*150MM2+1*70MM2 LV cables The inner coverings may be extruded or lapped. For cables with circular cores, except cables with more than five cores, a lapped inner covering shall be permitted only if the interstices between the cores are substantially filled. A suitable binder is permitted before application of an extruded inner covering. The materials used for inner coverings and fillers shall be suitable for the operating temperature of the cable and compatible with the insulating material.For halogen free cables, the inner covering and fillers shall also be halogen free compound.
Armour of 3*150MM2+1*70MM2 LV cables Aluminum/galvanized steel/steel wires applied helically over the Inner Covering as per IEC 60502- 1, or double aluminum/steel tapes and copper/tinned copper wire can also be manufactured upon request.
Outer Sheath of 3*150MM2+1*70MM2 LV cables Outer sheath shall be of extruded PVC Type ST1/ST2 as per IEC 60502-1, Polyethylene type ST3/ST7, Halogen free compound ST8, Polychloroprene, Polyethylene type ST3/ST7, Halogen free compound ST8, Polychloroprene, chlorosulfonated polyethylene or similar polymers, type SE1 are also available on request.
Fire Performance of 3*150MM2+1*70MM2 Cable Sheaths Cables can be supplied with special flame retardant PVC outer sheath to comply with the flame test requirements of IEC 60332-3-22, IEC 60332-3-23 and IEC 60332-3-24, Halogen Free material comply to IEC60754-1/2 and IEC 60684-2.