NIT No. 08(2020-21) Item no.26

Renovation of LT Panel and allied works at Samalkha BPSFabrication of Distribution panel sheet steel enclosure made out of 2mm CRCA sheet totally enclosed, powder coated, floor mounted type, dust& vermin proof, outward opening of door, lockable doors having hidden hinges locking system inside the panel and a bolted back cover both using non-deteriorating neoprene rubber gaskets to provide protection .The each compartment of the fabricated LT panel will be strictly subjected to seven tank treatment. The various components, assemblies and sub equipment’s of the panel will be as per standard given in relevant IS. The bus bar of the panel will be shaped out of high conductivity, electrolytic conductor and shall be liberal sized. The control wiring of the panel will be done with flexible copper wires of 1.5sq mm and each wire will be terminating with a copper ferule crimped, panel size 1600X1200X400mm. Having following components of approved make.

MCCB 415V, FP 3phase High breaking capacity 50KA 50Hz,200Amp with spreader& Handle - Make L&T/Havells/DJB approved makes.

MCCB 415V, TP 3phase High breaking capacity 50KA 50Hz,100Amp with spreader& handle- Make L&T/Havells/DJB approved makes.

MCB Single pole 6Amp. Make L&T/Havells/DJB approved makes.

MCB Triple pole 63Amp. Make L&T/Havells/DJB approved makes.

MCB Triple pole 20Amp. Make L&T/Havells/DJB approved makes.

Power capacitors 415V unit of 15Kvar Make: Epcos/L&T//DJB approved makes.

Over load relay 36-60Amp.Make: L&T/Siemens/DJB approved makes.

Over load relay 6-10 Amp Make: L&T/Siemens/DJB approved makes.

Digital Amp. Meter Make AE/L&T/DJB approved makes.

Digital Volt Meter0-500V -Make AE/L&T/DJB approved makes.

Motor protection Relay 32-88 Amp. Make: L&T/Siemens/DJB approved makes.

Power contactor 220V 3phase70Amp. MakeL&T/Siemens/DJB approved makes.

Power contactor 220V 3phase18Amp. MakeL&T/Siemens/DJB approved makes.

Star delta timer on delay make: L&T/Siemens/DJB approved makes.

Indicating lights LED type RYB & On/OFF (dia. 16 mm). Make : L&T /Havells

Current Transformer200/5 Make AE /Advance/DJB approved makes.

Current Transformer100/5Make AE /Advance/DJB approved makes.

Current Transformer30/5Make AE /Advance/DJB approved makes.

On load change over switch 200Amp. Open execution type Make:L&T/Havells//DJB approved makes.

Dismantling of the existing old damaged panel & starter, removing of cable connection & shifting the same from site

Loading, unloading by crane & heavy labour & cartage up to site

Re-dressing/Laying & making end termination of both incoming &out going side of cable with brass compressed cable gland, thimbling on removable cable gland plate

Installation fixing of new panel with all electrical and mechanical connection with proper thumbing tapping & connection of cable with motor. Making foundation with M.S. angle & channel, grouting and required civil work for proper foundation

Testing & commissioning of the panel & other accessories with relevant IS as follow: - Check equipment’s specification, Continuity and ear thing , MCCB mechanism and alignment, Meggaring of all equipment’s for phase to phase, neutral to body, neutral to earth and phase to earth, All functional tests, Checking for all tightness of nuts and bolts, Alignments of doors etc., interlocking tests

Supply of 5HP DV-40 model or equivalent Vacuum pump of size 40x40 mm with standard fitting as per manufacturer, capable of priming of main pump set and evacuation of air from suction pipe and chamber. Make – Kirloskar/DJB approved makes.

S/O 40mm G.I. medium class pipe. Make: Jindal/TATA

S/O 40mm G.I. elbows.

Supply of 40 mm GI Union (Make-Unique/ISI).

Supply of 40 mm GI Tee (Make-Unique/ISI).

Supply of 40 mm Tank connection (Make-Unique/ISI).

Supply of 40 mm GI Socket (Make-Unique/ISI).

Supply of 40 mm GI gate valve (Make-Unique/ISI).

Supply of 300 ltr water storage tank for vacuum pumpset. Make :- Syntex/ISI

Supply of 40 mm Bronze Glass indicator (Make Unique/ISI/Kartar).

Dismantling of the vacuum pump set from the MS base frame by cutting of rusted nut, bolts by gas cutter and electric welding set, removing all the nut, bolts and lifting the pump and motor on ground level by heavy manual labour etc as required. Work also includes Dismantling of the existing defective GI pipe of the existing pump set and connected header line of charging pump set one by one without disturbing the water supply with the help of tools & tackles required to complete the job.

Breaking the vacuum pumpset RCC foundation by hammer, chisel electric vibrator by heavy labour etc as required.

Making of RCC foundation of the pump set by cutting the floor level of the pump set upto suitable depth and refilling it with the help of RCC mixture upto suitable height including the cost of plastering of newly made foundation and foundation bolts etc as required.

Installation, Testing & Commissioning of the new vacuum pump on the base frame including couple the pump and motor on the base frame from including couple the pump and motor joining the pump with suction and delivery line with proper alignment. The job also include the laying of cable, making connection the motor from starter/panel etc including cartage, loading and unloading taking all safety precautions arrangement all tools and tackles the work includes testing and commissioning the vacuum pump set.

Laying installation, testing and commissioning of the GI charging line for vacuum pump-sets including GI pipe, fittings and GM gate valves and glass indicator including the cost of making threading, cutting the GI pipes as per site requirement one by one without disturbing the water supply including tafflon tape for and making leak proof/air proof with other allied hardware items including the cost of major and minor civil work etc as required.

HYDROCON ENGINEERS

Swarn Engineers