NITNo24ItemNo6

Repair / renovation of LT Control Panel of 120 HP Sewage Submersible Pump by carrying out the following works: Supply of Contactor 185 Amp, AC3, 3 Pole, 440 V Coil voltage, Make: L&T/ BCH/ Other DJB Approved make

Add On Block with 2 No 2 NC for above Power Contactors

Supply of Electronic Star Delta Timer, Make: L&T/ BCH/ Other DJB Approved make

Supply of Indicating Lamps of Red, Yellow, Green Colour Make: Vaishno/ L&T / BCH / Siemens

Dust blowing & cleaning of the Control Panel with the help of electric blower and manual labour. The job also includes decarburizing the contacts of electrical terminations, re-dressing of power & control wiring, proper crimping of lugs, tightening of all nuts & bolts and alignment of doors etc. as required at site

Replacement of the above supplied items in the Starter panels after dismantling of the existing defective items. The job also includes laying of the above cable in the trench & fixing of the above supplied thimbles.

Supply & fixing of oil immersed Auto Transformer suitable for smooth starting of 120 HP capacity sewage submersible pump in a separate oil tank which is to be attached with the existing control panel. The job also includes complete modification in power & control wiring required for connecting the new oil immersed Auto Transformer in the control Panel with suitable size of copper wires.

Earthing with G.I. earth pipe 4.5 meter long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. (but without charcoal/ coke and salt ) as required. DSR Electrical 2018: Item No 5.1 (DJB Schedule of Rates Item Code: 35.1.1)

Providing and fixing earth bus of 25 mm X 5 mm GI strip on surface for connections etc. as required. DSR Electrical 2018: Item No 5.15 (DJB Schedule of Rates Item Code: 35.1.15)

Testing & commissioning of work as per the satisfaction of the engineer in charge.

TUSHAR ENTERPRISES