bids are invited for 3 tr single circuit 1 or 3 phase , 1.5tr single circuit 1 or 3 phase , itc of 1.5 or 3.0 tr dac unit , 40 x 40 x 5 mm ms angle iron , 40 x 5 mm ms flat strip , cu ref pipe 6.4 mm dia with insulation , cu ref pipe 9.5 mm dia with insulation , cu ref pipe 12.7 mm dia with insulation , cu ref pipe 15.87 mm dia with insulation , upvc pipe 40mm dia , upvc pipe 25 mm dia , 5c x 4 sqmm pvc cu cable , 3c x 1.5 sqmm pvc cu cable , 4c x 6 sqmm pvc cu cable , dp 25 or 32a 230v c mcb in encl , fp 25 or 32a 415v c mcb in encl , gss sheet ducting 0.63mm , gss sheet ducting 0.80mm , supply air grills , 100x50x1.6 mm thick cable tray , 150x50x1.6 mm thick cable tray total quantity : 2545