XLPE/ PVC INSULATED UN-ARMOURED CABLES (LOOSE IN THE EXISTING TRENCH OR PIPE):Supply and laying of XLPE/ P.V.C. insulated P.V.C. sheathed aluminium conductor un-armoured cable working voltage upto and including 1100 volts grade to be laid loose in the existing trench or pipe as per PWD General Specifications 2010:- XLPE/ PVC insulated PVC sheathed aluminium conductor unarmoured cable working voltage 1100volts grade 150sq.mm (Three Core)