Installation of Dedicated Earth pits for PCC Panels and UPS Units at Second Floor, Main Building, CSIR-IICT, Hyderabad.

Amount

Earthing with copper earth plate 600mmX600mmX3mm thick including brazing of 40mm dia medium class GI Pipe with all accessories, Providing two runs of 25mmx5mm Copper strip from copper plate with proper brazing upto 2.7mtrs length and providing masonry enclosure with cover plate having locking arrangement with charcoal/ coke and salt as directed by Engineer incharge. Note: A homogenous layer of charcoal and salt are to be filled upto the plate level and a homogenous layer of charcoal & salt will be filled throughout the pipe upto ground level (similar to pipe earthing).

Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including all accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 40 mm dia, 2.7 metre long including wleding etc. with charcoal/ coke and salt as required. Note: A homogenous layer of charcoal and salt are to be filled upto the plate level and a homogenous layer of charcoal & salt will be filled throughout the pipe upto ground level (similar to pipe earthing).

Supplying and laying 25 mm X 5 mm G.I strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with G.I. nut, bolt, spring, washer including insulators etc. as required. (Jointing shall be done by overlapping and with 2 sets of G.I. nut bolt & spring washer spaced at 50mm) and as directed by Engineer In-Charge.

Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections including insultaors etc. as required and as directed by Engineer In-Charge.

Preventive Maintenance of Sub-PCC Panel including cleaning, inspection, tightening of all connections including earthing connections, repairing if necessary etc. and as directed by Engineer In-Charge.

Preventive Maintenance of Power DB's of all sizes including cleaning, inspection, tightening of all connections, dressing and proper connections of all wires, if necessary etc. and as directed by Engineer In-Charge.

Providing and fixing 4.00 mm dia copper wire on surface or in recess for loop earthing as required.

Supplying and fixing of following sizes of PVC conduit along with accessories surface on wall by removing Armstrong/ Metal False Ceiling as required. (Make:Sudhakar) 25mm

UNIVERSAL ELECTRICALS (BID ID -850750)