procurement of lt spacers composite twisted type for use on lt line pvc tape supply of lt spacers composite twisted type for use on lt line pvc tape in various sub-divisions working under operation circle, hpsebl, bilaspur under ceohz, hpsebl, hamirpur , l.t spacers for use on lt line made of high quality rigid pvc of grey color. the spacers shall be suitable for tropical climate with ambient air temp. of 50 degree centigrade humidity of 100% and can withstand wind pressure up to 150 kg/ m. sq. the spacers shall be suitable for use on aac and acsr size 20 mm sq to 50 mm sq (aluminum area). the shape and dimensions of the spacers shall be as per specifications. the spacers shall confirm to recspecification no 29/1983 and with stand following tests:- a) dry power frequency test voltage when tested 23 kv b) wet power frequency test voltage when tested 10 kv c) tensile strength 375 kg/ cm sq( ie 500 kg for 13 mm dia spacer) d) aging 70 degree centigrade size 1-phase 2-wire composite type , 2-phase 3-wire twisted type , 2-phase 3-wire composite type , 3-phase 4-wire twisted type , 3-phase 4-wire composite type , pvc tape: pvc insulation tape for electrical purpose to be used for holding and insulating electrical appliances of superior quality, isi marked in rolls of 10 meters length, 18mm thickness, 0.125mm in red, yellow, blue & black colours conforming to is specifications => limited