PREVENTIVE REPAIR REPLACEMENT OF LT CONTROL SWITCH LT PANEL LT UG CABLE AND CERTAIN MISC WORKS AT OFFRS MD ACCN NOFRA AREA AND CHUNABHATTI AREA AT EXTERNAL ELECTRIC SERVICES AT MAP SAILOR NAD MD ACCN AND BAZAR AREA AT NAVAL STATION KARANJA

Amount

M&L for dismantling of existing panel including disconnecting connected cables, etc. and supplying, installing, testing and commissioning of factory made LT cubical double door panel with roof canopy, outdoor type, of Suitable to accomodate the following accessories made out of CRCA sheet 3 MM thick duly powder coated with Seimens Grey Shade RAL 7032, totally enclosed, dust and vermin proof outer cubicle. Inner cubicle should be made out of 2 MM thick CRCA sheet with working voltage of 415V, 50 Hz, 3 phase 4 wire fully compartmentalised with single door system for each compartment. Outer cubicle having both sides door openable and should be provided with suitable louvers for ventilation. Bus bars provided shall be adequately supported on insulators to withstand dynamic stresses due to short circuit current and shall be suitably colour coded with heat shrinkable sleeve for phase indication. The standard phase arrangement when facing the switchgear shall be R-Y-B from left to right.

The bus bar connections and their insulated supports shall be mechanically strong, and shall withstand all the stresses which shall be imposed upon them in ordinary working due to fixing, vibration, fluctuation in temp., shot-circuit or other causes. The bus bar should be supported on DMC. Provision shall be made for expansion and contraction of the bus bars and connections with variation of temp. Internal wiring should be done with 2.5 sqmm multi-stranded copper conductors and shall be properly bunched, tied, ferruled for proper identification, crimped and shall be connected with suitable lugs and PVC sleeves, etc. The bottom of the panel should contain detachable plate having provision for entry of armoured cable of adequate size with glands. Threaded earthing studs - 02 Nos shall be provided at the bottom and lifting lugs of suitable size at top to lift the panel safely shall be made. The cubicle incomer MCCB as well as outgoings shall have copper TPN/TP extension links of current rating not less than 1.5 times the rated capacity of individual feeders with Ics = 100% Icu in all MCCBs with extended Rotary Handle. The cubicle should be inclusive of following : The cubicle should be inclusive of following : Location : Main LT Panel for Chunabhatti Structure

(A) INCOMING - (i) Microprocessor Based SR18G Mannual Draw out ACB -800 Amps, Ics=Icw(1sec) = 50kA, SL96062 will ahev inbuilt- 2NO+2NC Aux contact for MDO & safety shutter assembly rackig handle, door sealing frame, push button cover & rating error preventor.

(B) OUTGOING - (i) MCCB -DPX3 250 thermal & magnetic type 4 pole 415 volt 25 kA breaking cap. adjustable thermal release range 250 Amps Cat ref no. 4202 19 of make Legrand or equivalent in M/s Schenider/M/s Siemens – 02 Nos.

(ii) MCCB -DPX3 160 thermal & magnetic type 4 pole 415 volt 25 kA breaking cap. adjustable thermal release range 100 Amps Cat ref no. 4200 55 of make Legrand or equivalent in M/s Schenider/M/s Siemens – 08 Nos.

(d)multi function meter having LCD Display,96 x 96 sq.mm -01 No

(e) Current transformer of suitable ratio, Accuracy - 5VA, Class - 1. MAKE AE/NSDA/PRINZ

(g) Aluminium bus bar of size 1250 Amps rating for R-Y-B phases and Neutral.

(h) Base frame for cubical mounting made out of 40x40x6mm equal angle iron duly painted.

(j) Foundation for the panel should provided with PCC 1:4:6 at a depth of 150 MM below G.L. and 100 MM above the G.L. with slot openings for I/C and O/G cables.

LT panel all as per Item No.1 above but LT panel board of Suitable to accomodate the following accessories: Location : Near Jetty (A) INCOMING - (i) MCCB -DPX3 250 thermal & magnetic type 4 pole 415 volt 25 kA breaking cap. adjustable thermal release range 250 Amps Cat ref no. 4202 19 of make Legrand or equivalent in M/s Schenider/M/s Siemens – 01 Nos.

(B) OUTGOING - (i) MCCB -DPX3 160 thermal & magnetic type 4 pole 415 volt 25 kA breaking cap. adjustable thermal release range 160 Amps Cat ref no. 4200 57 of make Legrand or equivalent in M/s Schenider/M/s Siemens – 01 Nos.

(ii) MCCB -DPX3 160 thermal & magnetic type 4 pole 415 volt 25 kA breaking cap. adjustable thermal release range 125 Amps Cat ref no. 4200 56 of make Legrand or equivalent in M/s Schenider/M/s Siemens – 01 Nos.

(iii) MCCB -DPX3 160 thermal & magnetic type 4 pole 415 volt 25 kA breaking cap. adjustable thermal release range 100 Amps Cat ref no. 4200 55 of make Legrand or equivalent in M/s Schenider/M/s Siemens – 01 Nos.

(v) multi function meter having LCD Display,96 x 96 sq.mm -01 No

(vi) Current transformer of suitable ratio, Accuracy - 5VA, Class - 1. MAKE AE/NSDA/PRINZ

(viii) Aluminium bus bar of size 500 Amps rating for R-Y-B phases and Neutral.

(ix) Base frame for cubical mounting made out of 40x40x6mm equal angle iron duly painted.

(x) Foundation for the panel should provided with PCC 1:4:6 at a depth of 150 MM below G.L. and 100 MM above the G.L. with slot openings for I/C and O/G cables.

Supply & fixing, jointing, connecting & testing in trenches XLPE/PVC insulated PVC sheathed cable heavy duty 1100 volts grade, aluminum conductor in trenches / ducts of following sizes including taking out cable cover & cable all as specified and directed :

4core 16 Sqmm

3.5 core 25 Sqmm

3.5 core 35 Sqmm

3.5 core 50 Sqmm

3.5 core 70 Sqmm

3.5 core 95 Sqmm

3.5 core 120 Sqmm

3.5 core 150 Sqmm

3.5 core 185 Sqmm

3.5 core 240 Sqmm

3.5 core 300 Sqmm

Excavation in trenches for not exc 1.5 mtr wide and not exc 1.5 mtr depth and getting out in soft/loose soil including taking out faulty cable/cable, cable covers and GI pipe complete all as specified and directed.

Excavation in trenches for not exc 1.5 mtr wide and not exc 1.5 mtr depth and getting out in Hard/dense soil including taking out faulty cable/cable, cable covers and GI pipe complete all as specified and directed.

Excavation in trenches not exc 1.5 mtr wide and exc 1.5 mtr depth and getting out in soft/loose soil complete all as specified and directed.

Returning filling in including spreading levelling watering and well ramming in layers n.exc 25cm complete all as specified & directed.

Removing excavated materials n.exc 50m and depositing where directed at a level n.exc 1.5m above the Starting point.

M & L for dry river sand as sand cushioning for protection of UG cable including punning of sand in layers all as specified

Supply & laying un-reinforced precast concret cable cover class LV type 1, flat size 250mm x 150mm x 40 mm all as specified & directed.

Laying only un-reinforced precast concret cable cover class LV type 1, flat size 250mm x 150mm x 40 mm all as specified & directed.

Disconnecting 1.1 KV grade XLPE cable of any size from structure/pole/ transformer/LT panel/FPB for finding fault and its location including cutting faulty cable to facilitate joint and testing remaining part of cable for any further fault using cable fault locating equipment including bringing approved cable fault locating equipment & to be taken back after finding fault is over all complete as specified and directed.

Supply and fix in repairs 1.1 KV straight through joint kit 3.5 core 25 sq mm to 50 sqmm of make 3M/M Seal/ Raychem.

Supply and fix in repairs 1.1 KV straight through joint kit 3.5 core 70 sqmm to 120 sq mm of make 3M/M Seal/ Raychem.

Supply and fix in repairs 1.1 KV straight through joint kit 3.5 core 150 sq mm to 185 sqmm of make 3M/M Seal/ Raychem.

Supply and fix in repairs 1.1 KV straight through joint kit 3.5 core 240 sq mm to 300 sqmm of make 3M/M Seal/ Raychem.

M&L GI pipe light grade with all fittings complete laid in trenches all as specified for 40 mm bore of pipe

M&L GI pipe light grade with all fittings complete laid in trenches all as specified for 50 mm bore of pipe

M&L GI pipe light grade with all fittings complete laid in trenches all as specified for 80 mm bore of pipe

M & L for PCC type C2, 1:3:6 using (40 mm graded stone aggregate) in foundations ,filling and mass concrete includings necessary form work complete all as specified & directed

Taking out carefully LT UG cable following sizes after necessary excavation , removing of soil, precast cable cover and setting aside for reuse.

2 core 10 to 25 sqmm

4 core 16 to 50 Sqmm

4 core 70 to 120 SQmm

3.5 core 150 to 240 sqmm

Relaying of LT UG cable of following sizes obtained from ser No 23 including sand filling, laying of cable cover and filling of soil complete all as specified and directed.

2/3.5/4 core 10 to 25 sqmm

2/3.5/4 core 16 to 50 Sqmm

3.5/4 core 70 to 120 SQmm

3.5/4 core 150 to 240 sqmm

Taking out cable loop after necessary excavation ,cutting the burnt out damage end of cable ,refixing the cable providing suitable size of brass cable gland and aluminium lugs complete with all necessary connection with the existing system and refilling of excavated soil making finishing with the existing ground surface for the following sizes:-

2 core 10 to 25 sqmm

4 core 16 to 50 Sqmm

4 core 70 to 120 SQmm

3.5 core 150 to 240 sqmm

3.5 core 300 to 400 Sqmm

S & F MCCB -DPX3 160 thermal & magnetic type 4 pole 415 volt 25 kA breaking cap. adjustable thermal release range 63 to 125 Amps of make Legrand or equivalent in M/s Schenider/M/s L&T in replacement/ repairs complete all as specified and directed.

S & F MCCB -DPX3 250 thermal & magnetic type 4 pole 415 volt 25 kA breaking cap. adjustable thermal release range 200 Amps Cat ref no. 4202 18 of make Legrand or equivalent in M/s Schenider/M/s L&T in replacement/ repairs complete all as specified and directed.

S & F MCCB -DPX3 250 thermal & magnetic type 4 pole 415 volt 25 kA breaking cap. adjustable thermal release range 250 Amps Cat ref no. 4202 19 of make Legrand or equivalent in M/s Schenider/M/s L&T in replacement/ repairs complete all as specified and directed.

S & F MCCB -DPX3 630 thermal & magnetic type 4 pole 415 volt 36 kA breaking cap. adjustable thermal release range 400 Amps Cat ref no. 4220 07 of make Legrand or equivalent in M/s Schenider/M/s L&T in replacement/ repairs complete all as specified and directed.

S & F MCCB -DPX3 630 thermal & magnetic type 4 pole 415 volt 36 kA breaking cap. adjustable thermal release range 630 Amps Cat ref no. 4220 09 of make Legrand or equivalent in M/s Schenider/M/s L&T in replacement/ repairs complete all as specified and directed.

Earthing complete with GI earth plate electrode 60cm x 60 cm x 6 mm buried directly in ground vertically to a depth not less than 2.25 mtr below normal ground level with top edge of earth plate at a depth not less than 1.5 mtr below normal ground level connected to and including GI strip 32 x 6 mm by means of bolts, nuts and check nuts and washers etc made of GI & connected to Earthing test point and earth dolly all as shown in elect plate No 3 of SSR Pt-I incl all necessary earth work, excavation, PCC chamber, chamber cover with handle (PCC 1:2:4) including 40 mm dia protection pipe & 20 mm dia watering pipe and wire mesh funnel etc all as specified and as directed by Engr-in-charge.

M&L for cutting and cleaning of branches, bushes, roots etc around the street light pole 8.5/9/11 mtr long and Steel/Rail/PCC type with using of all safty equpment and provide complete lux and illumination lavel of street light for road complete all as specified and directed by Engineer-in-Charge.

Painting to electric control panel/LT Panel/Feeder Piller box /Bus bar panel any type and any size of E/M installations by cleaning the existing old paint with the help of mechanical tools such as wire brush, scraper and sand paper from the surface of panel and painting the prepared surface with two coat of synthatic enamel paint of approved shade over a coat of red oxide primer complete all as specified and specified.

Supply and erection of steel tubular swaged pole 410 SP 22, 8.5 Mtr long complete with cast iron base plate, finial Taper plug, bolts, nuts, and screws as specified type conforming to IS 2713 complete including 2 coats of aluminium paint over one coat of red oxide zinc chrome primer on external exposed surfaces and 2 coats of black bituminous paint on portion embedded in concrete in internal surfaces of pole including taking out old pole, complete all as specified and directed.

Supply & Fix in repair bracket for street light fittings made out of 40 mm bore medium grade GI tubing 1.5 m long bent to shape and applying two coats of aluminium paint over a coat of red oxide zinc chrome primer repair all as specified and directed.

S & F FRP Moulded cable looping box of size 250 mm x200 mmx115 mm complete with electrolytic aluminum bus bar suitable size capacity for 3 phase and neutral fixed on ebonite insulator and one MCB 6-16 A complete all as specified and directed. make : SINTEX / MEW/ NATIONAL

M&L for PCC type B-1, 1:2:4 using (20 mm gradded stone aggregate) as in coping, including form work complete all as specified & directed.

S & F Pressure die cast aluminium housing LED street light luminaires with IP66 ,EDGE Series,120 Watt & accessories and connecting up to looping box with PVC insulated multi stranded copper conductor cable 1.5 sqmm twin Core all as specified and directed. Make : Bajaj Cat ref No BRTFG 120 W LED I of M/S Bajaj or equivalent in C&S/ Philips.

M & L for Preparing old surfaces of street light poles 8.5 mtr long and painting (exposed surfaces) with one coat of aluminium paint, including numbering all as specified and directed by Engineer-in-Charge.

S & F for LT lugs of size 10 to 35 Sqmm

S & F for LT lugs of size 50 Sqmm

S & F for LT lugs of size 70 Sqmm

S & F for LT lugs of size 95 Sqmm

S & F for LT lugs of size 120 Sqmm

S & F for LT lugs of size 150 Sqmm

S & F for LT lugs of size 185 Sqmm

S & F for LT lugs of size 240 Sqmm

S & F for LT lugs of size 300 Sqmm

S & F for LT lugs of size 400 Sqmm

S & F for set of LT tape with color coding red, yellow, blue & black

M.K Enterprises

D.N.PATIL

SREE HARITHA ASSOCIATES

ELECTRO ASSOCIATES

R A Electric Co.

somnath engineering corporation