REPAIR MAINTENANCE OF HT LT FEEDER PILLAR DISTRIBUTION PANEL BOARDS AND CONNECTED WORKS AT TECHNICAL AND RESIDENTIAL AREA NPOL KOCHI

Amount

Supply and fixing in replacement MCCB of followng ratings in existing indoor/ Out door HT/LT panel board including connecting with proper size link set at incoming and out going cable connections and making necessary modification in existing panel as required complete all as specified and directed by engineer in charge . Note: cost include taking down the existing MCCB from panel board disconnecting incoming / outgoing cable and fix the new MCCB inposition at panel board including necessary cable connections of any size/ rating complete all as specified and as directed by engineer-in charge..

MCCB 63 to 100 Amp 4 pole 16 KA ; Make: Legrand/L& T /Indo Asian

MCCB 125 Amp 4 pole 16 KA ;Make: Legrand/L& T /Indo Asian

MCCB 200 Amp 4 pole 25 KA Make: Legrand/L& T /Indo Asian

MCCB 250 Amp 4 pole 25 KA Make: Legrand/L& T /Indo Asian

MCCB 400 Amp 4 pole 35/36 KA Make:Legrand/L& T/Indo Asian

MCCB 630 Amp 4 pole 35/36 KA Make: Legrand/L& T /Indo Asian

Earthing complete with galvanized steel earth plate electrode 600x600x6.0mm thick buried directly in ground (earth pit not less than 2.25 meters deep below ground level) with top edge of the plate not less that 1.5 meters below normal ground level connected to galvanized iron strip 25 X 4 .00 mm as earthing by means of bolts nuts and washers of galvanized iron including excavation and earth work and disposal of surplus soil including 40 mm GI tubing light grade and necessary fittings for protection of GI strip including laying of charcoal , dust and common slat , PCC 1:2: 4 type B 1 using 20 mm graded aggregate with earth pit with 40 X 40 X 6.0 mm MS angle iron frame RCC cover 40 mm thick (1:2: 4) type C1 using 20 mm graded stone aggregate reinforced with 8 mm dia round bar @ 75 mm C/C both way with plastering 15 mm thick CM ( 1: 6) internally and up to 150 mm below ground level externally . PGI funel with wire mesh ,20 mm dia medium grade GI pipe for watering complete all as shown on electrical plate No : 03 of SSR part - I 2009 and connected to earth test point including testing completed all specified and directed.

Supplying and fixing in replacement earth continuity conductor or main earthing lead of Galvanised iron strip of size 25 X 3 mm, fixed on Floor/ Wall with supporting insulators / laid in trench from existing earth test point complete all as specified and as directed by the Engineer - in - Charge.

M & L for cleaning the LT feeder piller box indoor/ Out door type of size up to 3 Mtr X2 Mtrs X0.5 Mtrs of different raing bus bar , after dismatling the Incomming and out going connections from MCCB/ Bus bar and replacing the old unserviceble nut,bolts, supporting insulaots etc and check the servicebility of MCB/MCCB, , earth continuity conductor , tightning the earth conductor and incomming and out going cables and removing existing old insulation of bus bar and MCCB/ MCB terminals and providing new insulation tape of standard quality applied to Bus bar and MCCB terminals and cleaning the feeder piller box all as specified and directed by EIC. (Note: (i) Contactor has to take the Shut down of LT panel before starting the job and switch on the panel after completion of work all as as directed. (ii) Cost of T & P also included in quated rate ) .

M & L for LT danger notice board ready made / printed on water proof sheet pasted on LT feeder piller box with vitrous enammelled white back ground , with letters figures and conventional skull and bones in signal red colour of Approved size up to 20 X 15 Cm all as directed by EIC

M & L for strip connector 4 way terminal of rating up to 100 Amp including necessary fixing arrangements fixed to feeder pillers /junction boxes all l as specified and as directed by EIC

M & L for in replacement of copper earth strip of size 20 X 3 mm laid in trench/ wall/ floor with necessary supporting indulatos in regular interval as directed from earh test point to terninal point with double nut bolt joint at starting terminal al as directed by EIC.

M&L for writing feeder piller No on feeder piller with super enamelled synthetic paint of size 75x75 mm height 75mm with black back ground surface all as specified and directed by Engr-in-Charge.

M & L for in replacement of Air termination, single pointed aluminium rod 12 mm dia and 300 mm long all as specified and directed by Engr-in-Charge.

M & L for in replacement of test point terminal block made of gun metal or phosphorous bronze size 75 x 75 x 25 mm drilled and screwed including 3 Nos, 8 mm dia 25 mm long hex head screwed all as specified and directed by Engr-in-Charge.

M & L for in replacement of galvanised iron strip 32 x 3 mm buried in ground with saddles and fixing screwes etc for roof conductors and down conductors including removing and replacement of deterioted SS bolts, nuts and washers as required at site etc in the existing GI strip of any size from the starting point to upto the end connected points all as specified and directed by Engr-in-Charge.

Supply,install,test and commissioning in replacement of outdoor type LT Feeder piller box made out of 3.0 mm thick CRCA sheet, CPRI Approved ,totally enclosed weather dust and vermin proof as per IS with front and rear opening suitable locking arrangement having copper bus bar of 300 Amp capacity for RYB and Neutral and insulated with insulators, including connecting incoming and outgoing cables necessary PCC 1:3:6 in foundation and made out of 50 X 505 X 6 mm angle iron grouted at ground above 30 cm from ground level Comprising the following all as specified and as directed by the engineer - in-charge. Note: Cost includes necessary internal wiring for meters , CTs, indication lamps,etc and Rigid bus bar connections from bus bar to MCCB terminals connection Bus to MCCB/MCB connections

Incomming

MCCB 200 Amp,4 pole 16 KA - 01 Nos

Digital multi function meter for both volt meter and ammeter - 01 Nos [Make: Neptune/ AEI/ Meco/L& T/ HPL/Elmeasure ]

LED type Indicating lamps - 03 Nos

Out going

MCCB 100-125 Amp ,4 pole 16 KA - 03 Nos

Provision of space for MCCB 63 Amp ,4 pole 16 KA - 01 Nos

CT's 200 /5 Amp - Set of three [Make :AE / Kappa/PGR]

Supply and fix in replacement MCB of following rating , 50 Hz AC Supply 10 KA with necessary aluminium lugs up to 16 Sq mm complete ,all as specified and directed by engineer in charge .Make: L&T /Havell's/Legrand/Indo Asian/C & S

MCB TPN 4 Pole 32 Amp.

MCB TPN 4 Pole 40 to 63 Amp.

MCB TPN 4 pole 100 Amp.

M& L for preparation of old painted steel surface of any gauge / size and appliying two coat of primming with red oxide Xinc chrome and a final coat of black japan paint by spray paint ( Using Machine) at both sides ie, top and bottom of cable duct cover etc all as specified and as directed byengineer in charge.

M & L for cable duct cover of steel plate, 6 mm thickness cut in required size including paiting appliying two coat of primming with red oxide Xinc chrome and a final coat of black japan paint by spray paint ( Using Machine) at both sides ie, top and bottom of cable duct cover as drected by EIC.

Supply,install,test and commissioning in replacement of Indoor type LT Feeder piller box made out of 2.0 mm thick CRCA sheet out door type , CPRI Approved ,totally enclosed weather dust and vermin proof as per IS with front and rear 300 Amp capacity for RYB and half for neutral and insulated with insulators, including connecting incoming and outgoing cables necessary made out of 50 X 50 X 6 mm angle iron grouted at Floor above 30 cm from ground level Comprising the following includint taking down old unserviceble feeder piller box , all as specified and as directed by the engineer - in- charge. Note: Cost includes necessary internal wiring for meters , CTs, indication lamps,etc and Rigid bus bar connections from bus bar to MCCB terminals connection Bus to MCCB/MCB connections. Note: Connection from HT Switch gears (Ringman system) to new LT panel board to be done and necessary fitting fixtures to be born by the contractor without extra cost of the department.

Incoming

Provision of space for MCCB 250 Amp 4 pole 16 KA - 02 Nos as incomming .

Digital Volt Meter 0- 500 Volt -01 Nos [Make: Neptune/ AEI/ Meco/L& T/ HPL/Elmeasure ]

LED type Indicating lamps -03 Nos [Make : C& S/ Neptune / L&T / Vaisnavo]

Change over switch 250 Amp 4 pole - 01 Nos

Out going

MCCB 100 Amp, 4 pole , 16 KA - 03 .Make: L&T /Havell's/Legrand/Indo Asian/C & S

MCB TPN 63 Amp 10 KA - 03 .Make: L&T /Havell's/Legrand/Indo Asian/C & S

MCB DP 32 Amp 10 KA - 02 .Make: L&T /Havell's/Legrand/Indo Asian/C & S

Digital Ammeter 0 - 200 Amp -01 Nos [Make: Neptune/ AEI/ Meco/L& T/ HPL/Elmeasure ]

CT's 200 /5 Amp - Set of three [Make :AE / Kappa/PGR]

ELSOL ENGINEERS

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