NIT No-22 EE (SDW) II/ (19-20) Item No. 9

Dismantling of old damaged panel from site with all damaged switchgears, measurement instrument, indicating lights, relay and Removing of complete wiring and electrical connection at site and shifting of all old damaged material at safe place as per instruction by engineer in charge.

Fabrication LT PANEL. of SIZE : 2200 mm Height X 1500 mm Length made out of 14 SWG CRCA sheet totally enclosed, powder coated free standing, floor mounted type, dust& vermin proof , outward opening, lockable doors having hidden hinges and a bolted back cover both using non-deteriorating neoprene rubber gaskets with IP 54 protection. The bus bar of the panel will be shaped out of high conductivity, electrolytic conductor and shall be liberal sized. The bus-bar support insulator will be made of materials such as SMC/DMC. The bus bar will be covered with heat shrinkable PVC sleeve throughout in red, yellow & blue color to identify three phases & black for neutral. The bus-bar support insulator made of non-deteriorating, vermin proof, non hygroscopic materials such as SMC/DMC

Incomer form Main L.T Panel 400Amp. TPN MCCB 50 KA (DSR2018 2.1.8) Make : L&T/Siemens

CT200/5A,CI-1.0, Make :L&T, Rishabh

RYB Indicating Light LED TPYE

Out Going MCCB 160Amp.415 V TPN 50KA (DSR2018 2.1.5) Make: L&T/Siemens

MCB 63 Amp.415 V DP 50KA (DSR2018 2.13.2) Make: L&T/Siemens

MCCB 100Amp.415 V TPN (DSR 2018 2.1.3) Make: L&T/Siemens

Copper cable ofm 16 sq mm single core Make: kaling, polycab, Havells

Motor Protection Relay O/L range 16-44 amp. Make : L&T

50 HP Star Delta Starter oil immersed metel body with improved technology Make: BENTEX,Advance

5 HP DOL Starter with MN with single phase protection feature Make : L&T,Bentex

3 HP DOL Starter with MN with single phase protection feature Make : L&T,Bentex

70A,TP Power contractor Make :L&T,Rishabh,siemens

20-32A Thermal Overload relay within built single phase preventer Make :L&T, Rishabh, siemens

Indicating LED lights R.Y.B. & ON 415V Make: siemens/ vaishno/ L&T

Senescing current Transformer200/ 5A, CI-1.0, Make: L&T, Rishabh

Fixing of above components in fabricated panel as like new indicating light, Ammeter, Voltmeter, CT,MCCB,MCB in existing panel, feeder modification ,providing /fixing of base frame for fitting of new with Bus Bar etc.

Earthing with G.I earth pipe 4.5 meter long,40mm dia. Including accessories and providing masonry enclosure with cover plate having locking arrangement and watering pipe with charcoal/coke and salt as per requirement the site (DSR 5.2 E&M 2018)

Providing and fixing 25mmX5 mm G.I strip on surface or in recess for connections etc as requirement. (DSR 5.15 E&M 2018)

Laying and Fixing of one number PVC insulated and PVC Sheathed/XLPE power cable of 1.1 KV grade of Following size on wall surface as required 50 sq mm (clamped with 25X3 MS Flat clamp (DSR 2018 7.7.2) (cable provided by departmentally

Supplying and installing 300mmX50mmX1.6 mm thickness size of perforated painted with powder coating M.S. cable trays reducer with perforation not more than 17.5 %, joined with connectors. Suspended from the ceiling with M.S. suspenders including bolts & Nuts, painting suspenders etc as required. (DSR 2018 4.5.4)

Testing & commissioning of the APFC panel with relevant IS as follow: - Check equipments specification - Continuity and ear thing -MCCB mechanism and alignment -Meggaring of all equipments 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 -Setting of APFC relay parameters to achieve target PF -Alignments of doors etc. -interlocking tests

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