Core colours: 2 Core : blue, brown. 3 Core : blue, brown, black. 4 Core : blue, brown, black, grey. Earth/Drain wire of annealed tinned copper Cl.1 to BS EN 60228. Electrostatic screen of aluminium fire barrier with 125 % overlap. Sheath Type LTS3 to BS 7655 section 6.1. Properties. Zero halogen, low smoke, flame retardant, abrasion resistant.
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