INSTALLATION OF SELF PROPELLED ROOF MOUNTED TURBO VENTILATORS AT PBL HANGAR, PROVN OF VOLTAGE STABILIZER AND ISOLATION TRANSMITTER ALONGWITH HARD STANDING FOR NFS EQPT AT TRANSMITTER AND DG SET FOR SMC AT AFS HASIMARA

Amount

M&L for surface excavation not exceeding 30cm deep and averaging 15cm deep and getting out in soft loose soil, complete all as specified and directed.

M&L for broken stone or boulders hardcore of gauge n exc. 63mm, deposited, spread and levelled in layers n exc. 15cm thick, watered and rolled to a true surface, complete all as specified and directed.

Excavating in post holes (or similar holes) each n. exc. 0.5 cum, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25cm in soft soil, complete all as specified and directed.

Excavating in trenches in soft/loose soil, n. exc 1.5m wide and n. exc. 1.5m in depth for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n. exc 10 sqm on plan and n. exc. 1.5m in depth and getting out, complete all as specified and directed.

M&L for cement concrete as in foundations, filling and mass concrete (1:4:8) type D2 (using 40mm graded crushed stone aggregate), complete all as specified and directed.

M&L for 75mm thick plain cement concrete (1:3:6) type C-2 (using 40mm graded crushed stone aggregate) as in sub base of floor, complete all as specified and directed.

M&L for cement concrete as in foundations, filling and mass concrete (1:3:6) type C2 (using 40mm graded crushed stone aggregate), complete all as specified and directed.

M&L for 75mm thick plain cement concrete (1:2:4) type B- 2, (using 40mm graded crushed stone aggregate) as in flooring laid in bays, surface finished even and smooth without using extra cement, complete all as specified and directed.

M&L for brick work with sub- class 'B' bricks, straight or curved on plan exc. 6m mean radius, built in cement mortar (1:6), complete all as specified and directed.

M& L for rendering 15mm thick on fair faces of brick work or concrete surfaces in cement mortar (1:4) surface finished even and smooth without using extra cement, complete all as specified and directed.

M& L for preparation of new plastered surfaces of wall and applying two coats of distemper oil emulsion over one coat of priming paint, complete all as specified and directed.

S&F mild steel work as in roof trusses (framed), trussed, purlins, crane gantries, rails and fastenings and heavy brackets framing (beam, tee, angle, channel or flat section) including distance pieces cleats etc Fe 410W (Gde E-250), complete all as specified and directed.

S&F pre-painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self taping screws, complete all as specified and directed.

M&L for applying two coats of synthetic enamel paint over one coat of zinc chrome primer to steel, surfaces of any description not otherwise described over 10cm width or girth, complete all as specified and directed.

M & L for mild steel work in tubular trusses including special shaped washer etc complete using ERW or induction butt welded tubes conforming to IS.1161-1998 grade St-240, complete all as specified and directed.

Removing excavated material to a distance not exc. 50m and depositing where directed at a level n exc 1.5m above starting point, in any type of soil, complete all as specified and directed.

Removing excavated material to a distance 250m but n. exc. 500m and depositing where directed at a level n. exc. 1.5m above starting point, in any type of soil, complete all as specified and directed.

Returning filling in including spreading, levelling, watering and well ramming in layer not exceeding 25cm thick, in any type of soil, complete all as specified and directed.

S&F Air Turbo Ventilators made of stainless steel grade 430-202 with under mentioned specifications including polycarbonate base plate to match with existing curve profile roof sheet at the height upto and above 8m including scafolding arrangement and also water proofing sealant for filling gaps and necessary cutting of existing galvalume roof sheet, complete all as specified and directed. SPECIFICATION OF 550MM TURBOVENT SS PP TURBO VENTILATOR:- (a) SS grade -430-202 grade. (b) Top plate thickness - 0.5mm. (c) Diameter of top plate - 350mm. (d) No. of bearing - 2 Nos (e) Location of bearing - Centre. (f) Lubricated - Self. (g) Weight of top - Not less than 4.85Kg. (h) Inner dia-meter of Ring- 537.5mm. (i) Outer dia of ring - 545mm. (k) Middle dia of ring - 625mm. (l) Thickness of botian ring - 3mm. (m) Technology -Double Exhaust. (n) No of outer wings/fins - 24 Nos. (0) No. of inner wings/fins - 06 Nos. (p) Width of outer wings/fins - 3.25mm. (q) Length of outer wing/fins - 15.5mm. (r) Design of wings/fins - Double fold.

Supply, installation, testing and commissioning of indoor type isolation transformer three phase, 50 Hz, copper wound, oil cooled, class of insulation A, metallic body duly powder coated, designed for input voltage range 415 ± 5% and output voltage range 415 ± 5%, Ratio 1:1, Vector Group : Dyn 11, Delta-star, with first filling of transformer oil of requisite die electric strength up to level, efficiency more than 95%, separate neutral bushing shall be brought out for earthing, Potential difference between neutral to earth less than one volt with all standard fittings like digital temperature meter, adequate number of cooling radiators, lifting hooks one set, Earthing terminal two Nos complete with overload / short circuit protection. tested on high voltage insulation test transformer varnished with fine grade in vacuum impregnation plant of capacity 100 KVA including 1st filling of transformer oil and connection of incoming and outgoing cable properly, complete all as specified and directed.

Supply and laying double walled corrugated (DWC) HDPE duct pipe of size not less than 75mm dia conforming to IS, approved colour complete with fittings for cable protection, complete all as specified and directed.

M&L for XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross- sectional area 95 Sqmm 3.5 core including making connection with proper thimble and glands etc., complete all as specified and directed. Note : Excavation and earth work shall be measured and paid separately under respective items.

Supply, installation, testing and commissioning of indoor type servo controlled voltage stabilizer 100 KVA (Conforming to BIS : 9815, Part I 1994 reaffirmed 2009) with MCCB 160Amp, 4 pole, (Thermal magnetic release range 125 Amp to 160 Amp) -01 No. for input, three phase, 50 Hz, naturally oil cooled, indoor, unbalanced type copper wound, digital display type, relay free smooth and silent operation with 1st filling of transformer oil having following specifications:- (a) Input voltage 360V-480V (b) Output voltage stabilized at any designed / desired 415V ± 1% (c) Rated Frequency: 50Hz (d) No distortion in wave form. (e) Response time not exceed 10 mili seconds (f) Sensitivity ± 1% (g) Rate of correction 8 Volt / Second for single phase and 20 volts/Second for phase to phase. (h) Efficiency more than 95% (i) Type of Load: Three phase, unbalanced type (ii) Digital display Voltmeter I Ammeter Protections : (i) Over load / Short Circuit protections (ii) High / Low voltage cut off (iii) By pass arrangement in case of emergency (iv) Single phase sequence change protection. Note :- (i) Servo motor operated stabilizer shall be copper wound with first filling of transformer oil (ISI) marked up to appropriate level to be filled by contractor and the rate deemed to be included in the quoted rate. (ii) Necessary testing arrangement at site with artificial variable load shall be arranged and rate shall be included in the quoted rates.

M & L earthing complete with GI earth plate electrode of size 60cm x 60cm x 6mm thick burried directly in ground (earth pit not less than 2.25m deep below ground level) with top edge of the plate not less than 1.5m below the normal ground level connected with GI strip 32 x 6mm by means of bolts, nuts, check nuts & washers of galvanished iron steel including necessary excavation and earth work in any type of soil, removing surplus soil to a distance not exc 50m, with and including PCC chamber in PCC (1:2:4), type B1, (using 20mm graded crushed stone aggregate), mild steel angle iron frame made out of MS angle iron of size 40x40x6mm thick duly painted with two coats of synthetic enamel paint over one coat of red oxide zinc chrome primer hinged with and including 6mm thick CI cover with handle, watering arrangement with funnel internally secured with wire mesh with 20mm dia medium grade pipe for watering, 40mm dia light grade GI pipe for lead protection in & including alternate layers of char coal dust and common salt complete all as shown in electrical plate No 5 and connected to earthing test point all as specified and indicated including testing on completion and marking of description of earthing on GI plate grouted on the earth chamber, complete all as specified and directed. Note : GI Strip from earthing to LT Panel/ DG Set shall be included in the quoted rates.

Supply and installation of on load change over switch 200 Amp with sheet metal enclosure including extended copper bus bar for connection of heavy XLPE cable, source separator / phase barrier including providing thimble / lugs of suitable size, complete all as specified and directed.

Supply and fix MCB DB SPN double door 4 way, IP 43 protection concealed on wall, complete all as specified and directed.

Supply and fix MCB SP, 10 KA 'C' series current carrying capacity 6 to 32 Amp, complete all as specified and directed.

Supply and fix MCB SPN 6 to 32 Amp ,10 KA ‘C’ series, complete all as specified and directed

Supply and fixing LED lights fitting 1x 20W, 220V, AC integrated type with driver, holder including LED tube light, connecting up with three core flexible copper conductor cable of suitable size from ceiling rose, complete all as specified and directed.

Supply and draw sub main wiring with two run of 2.5 Sqmm single core PVC insulated, unsheathed multistrand copper conductor cable 1100 Volt grade (FRLSH), drawn through and including PVC conduit medium duty and accessories of not less than 25mm size (ISI marked) including all conduit accessories for concealed to the surfaces of the wall/ceiling including one run of 2.5 Sqmm single core PVC insulated unsheathed copper earth continuity conductor (FRLSH), complete all as specified and directed. Note : Two runs of single core cable with one run of earth continuity conductor including PVC conduit and accessories shall be measured and paid as one length including making good disturbed surface.

Supplying, installation, testing and commissioning of Eco Friendly, Silent, diesel engine driven Generating set of 62.5 KVA/50 KW at 0.8 power factor or nearest higher size, 415/440 volts AC, 3 phase, 50 Hz, 4 wire, directly coupled with alternator and engine, water cooled, common base platform with floor mounted fuel tank and including all excavation, PCC foundation, anti vibration pads/dampers including standard control panel as per manufacturer's instructions complete all as specified and other accessories comprising all as described in particular specifications. Note :- (i) In this connection please refer detailed specifications mentioned in particular specifications. (ii) The quality assurance programme (QAP) shall be arranged by the contractor and carried out by the rep of Accepting officer through vertically/physical inspection before despatch of DG set by the manufacturer at factory premises.

Supply, install, test and commissioning of out door type LT panel board made out of 3.15 mm thick CRCA sheet, totally enclosed, weather dust and vermin proof as per IS with front and rear opening, suitable locking arrangement having copper bus bar of 400 Amp capacity for RYB and neutral and insulated with insulators, including connecting incoming and outgoing cables, necessary PCC (1:3:6) in foundation and legs made out of 50 X 50 X 6mm angle iron grouted at ground above 30cm from ground level Comprising the following:- 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. Incoming :- (i) MCCB 80-100 Amp 4 pole 36 KA breaking capacity microprocessor based (Adjustable type) with suitable rotary extendable handle for operation of MCCB- 01 No. (ii) Panel mounted On load change over 100 Amp 4 pole 36 KA - 01 No as by pass for AMF panel. (iii) Digital multi function meter 0 - 500 Volt , Make: Legrand/ L & T /HPL (iv) LED type indicating lamps -03 Nos [Make : C& S/ Neptune / L&T / Vaisnavo] (v) CT's 500 /5 Amp - set of three [Make :AE / Kappa] Outgoing :- (i) MCCB 80 Amp, 4 pole , 25 kA breaking capacity microprocessor based Nos with suitable rotary extendable handle for operation of MCCB -01 No. (ii) MCCB 40 Amp, 4 pole , 25 KA breaking capacity microprocessor based with suitable rotary extendable handle for operation of MCCB-02 Nos. (iii) Price for cable gland, thimble, phase barier and control wiring shall be included in the quoted rates.

M & L for plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, without any attachment steel of Fe-410-W (Gde E250), complete all as specified and directed.

S & F as in ridge/flashings/cladding to walls with similar sheet as in item No. 13 above but plain sheet, fixed with self tapping screws, complete all as specified and directed.

Supply and draw sub main wiring with two run of 6.0 Sqmm single core PVC insulated, unsheathed multistranded copper conductor cable 1100 Volt grade (FRLSH), drawn through and including PVC conduit medium duty and accessories of not less than 25mm size (ISI marked) including all conduit accessories for concealed to the surfaces of the wall/ceiling including one run of 6.0 sqmm single core PVC insulated unsheathed copper earth continuity conductor (FRLSH) including making good disturbed surface, complete all as specified and directed. Note : Two runs of single core cable with one run of earth continuity conductor including PVC conduit and accessories shall be measured and paid as one length including making good disturbed surface.

Supply and fixing sheet metal enclosure for double door MCB DBs, phosphatised, powder coated, Triple Pole & Neutral (TPN), suitable for 4way, 415 volts, IP 43 & IK 09 with metal door fixed on wall with din rail, neutral and earth bar, in proper position, complete all as specified and directed.

Supply & fixing MCB Triple Pole and Neutral (TPN) of capacity 65 to 70 Amps, 415 Volts, breaking capacity 10 KA, ‘C’ series, fixed in proper position, complete all as specified and directed.

Supply & fixing MCB Single Pole and Neutral (SPN) of capacity 40 to 63 Amps, 240 Volts, breaking capacity 10 KA, ‘C’ series, fixed in proper position, complete all as specified and directed.

Cutting chases, pinning in, making good to facings in stone bricks/concrete wall/blocks/slab where required and pointing in cement mortar (1:3) to ends or edges of landings, steps, cills, sunshades, shelves, lintels, etc.; and cutting chases for concealed water tubing or concealed conduit wiring, etc, and making good, cutting exc 10cm but n.exc 20cm girth, complete all as specified and directed.

M&L for XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross- sectional area 50 Sqmm 3.5 core including connection with proper thimble and gland etc., complete all as specified and directed. Note : Excavation and earth work shall be measured and paid separately under respective items.

Supply and laying double walled corrugated (DWC) HDPE duct pipe of 50mm dia conforming to IS, approved colour complete with fittings for cable protection, complete all as specified and directed.

M&L for galvanized iron tubing 50mm bore (light grade) with all fittings for protection of cables, laid in trenches, complete all as specified and directed. (Note: Excavation and earth work shall be measured and paid separately)

M & L for horizontal boring under the road with manual method below 1mtr from the road surface and dia of hole not exc 100mm, with out damaging the existing road, getting out and disposal of soil to a distance not exceeding 50m from the site of work, complete all as specified and directed.

SHRI D P AGARWAL

M/S BIJAY KUMAR SHIVA

SHRI PARTHA DUTTA

M/S. NARENDRA KUMAR GARG

M/S BISHAL ENTERPRISES

BHARAT ELECTRIC

M/S B L SHARMA