procurement of power control centre , heading1 , 1.design , engineering, procurement, fabrication and assembling with all accessories and supply at site as per technical specification and schematic drawing for pcc at substation 5 , 2.supply of415 volt standwitch type bus bar trunking system with multilayer class f insulation as per following schedule in line with technical specification2.1 straight run feeder , 2.2flange end with equilizer / shorting plate , 2.3 horizontal bend / vertical bend , 2.4 horizontal offset / vertical offset / combination elbow , 2.5dust and vermin proof, cubicle typeadaptor box using 2mm crca sheet , 2.6slotted channels / gi threaded rod, hardwares for mounting bus duct supports , 2.7copper braided flexibles , 3. installation and testing of 415 v, 3p4w sandwitch type aluminium bus duct consist of straight length bends, elbows, offsets, joint covers, supporting arrangements like wall supports& hanger supports etc complete