Military Engineer Services Tender

Design, Supply, fixing, testing and commissioning of 22 KWp On GRID roof top mounted (RCC roof) solar power plant made up of minimum 250/375 Wp DCR modules (12x6 configuration) of motocrystalline type PV cell, 44 Vdc to 240 Vdc range suitable for 3 Hrs battery power backup & consisting of the following :-

(a) Solar PV module, DCR modules (Domestic content requirement modules) of monocrystalline PV Cell and anodised aluminium alloy panel. Make Solar panel - Havells / TATA / BHEL / Waare / Moserbear / Axxon / Luminius / Any other MNRE Approved make. (b) Necessary Surge / LIghting arresting system. (c) Solar PV module extension wire AC/DC with connected accessories (should be insulated copper wire in heavy duty rigid PVC conduit and SS cable tray) of suitable size and length as per site requirements (from Solar panel to inverter and inverters to main panel) Make of wire - Havelles / Polycab / Finolex (d) All other accessories such as fastener, cable tie, lungs, SS cable tray for proper cable etc. (e) Peripherals (JBs. DC protection systems, earthings for solar panels, MC4 connector, flexible pipe as per ISI / BIS standard) as per requirement. (f) Mounting structure shall be designed to sustain wind speed 150Km / Hrs and to be errected in the direction of maximum sun light. (g) PV meter & bi-directional meter of suitable capacity for plant. Make - Secure / L&T / HPL / C&S (h) MCCBs for 63 Amp, 4 pole, 16 KA with metalic encloser for AC supply outgoing. Make - Havells / L&T / ABB (j) Solar panel to be arranged as per avalability of space on Roof to attend desirable output. (k) Any other BOS items technically required for proper functioning of plant. Note :- (i) Batteries for power backup, Invertors and mounting structure (suitable for wind speed 180Km/Hr) will be measured and paid separately. (ii) Design of Solar plant as per site requirement shall be approved by MNRE Approved agency / NIT / IIT.

Supply install, testing and commissioning solar Hybrid inverter of size 25KVA or higher capacity having dual function of solar and grid mode with MPPT cord, 3 phase, input range 120Vdc to 240Vdc from solar and 415Vac out put +/- 5%, S&F suitable size of solid copper connecting cables upto 150mtr distance from Solar panels to inverter, all kind of mounting accessories etc. RS485 port, Ethernet, ZigBee, Built in GSM, Interfaces etc complete. Make :- Havells / STATCON or equivalent of ISI approved of 2020 model, make shall be as per existing in MES after getting approval from GE Bharatpur.

Supply install, testing and commissioning solar Hybrid inverter of size 15KVA or higher capacity having dual function of solar and grid mode with MPPT cord, 3 phase, input range 120Vdc to 240Vdc from solar and 415Vac out put +/- 5%, S&F suitable size of solid copper connecting cables upto 150mtr distance from Solar panels to inverter, all kind of mounting accessories etc. RS485 port, Ethernet, ZigBee, Built in GSM, Interfaces etc complete. Make :- Havells / STATCON or equivalent of ISI approved of 2020 model, make shall be as per existing in MES after getting approval from GE Bharatpur.

S&F maintenance free lead acid cell batteries 12Vdc, 150Ah, tubular including connecting up with suitable copper solid wire & brass connectors / clip / clamp / lid in series to aquire the voltage equivalent to 180Vdc panel output or 240Vdc panel output so as to convert the 120Vdc, 180Vdc or 240Vdc into 415Volt AC, 3 Ph, through inverters complete all as specified and as directed. Make :- Exide, Inva Plus IP1800. Cat Part No - JE IP1800 or equivalent in Waaree / Tata / Havells. Note :- (i) Cost of interlocking copper cable and connecting lid etc is deemed to be included with unit rate. (ii) GI structure for battery stand will be measured and paid separately. Battery rack suitable for stacking into row, layers and sections of maximum 15 to 20 Nos of batteries for one installation etc complete.

Note for Srl Item No 1 to 5 :- (i) All kind of climbing materials, safety equipments and adequate tools shall be provided by the contractor during execution of work. (ii) Group of panels in any combination shall be installed on roof top of two bldgs. (iii) If the roof or any structure has damaged during the execution, contractor should make it good as per existing by his own. (iv) Rate includes Testing, commissioning and training on Operation and maintenance imparted to users for minimum 10 days by arranging OEM technician. (v) Two mode of operation shall be made available i.e, Solar Priority Mode and Grid Priority Mode. (vi) In solar priority mode, solar power shall be used to charge the batteries to full when available and once the battery becomes full, the site load shall be shifted to the battery and solar till a predefined battery voltage level thereby solar energy is utilized full.

(vii) In Grid Priority mode, batteries are charged from grid as well as from solar. Loads are normally powered by grid when available. Under grid failure, loads shall be supported by solar. This mode is suitable for non sunny days. (viii) Entire solar panels and control systems should sustain the temperature from -10degree to 50degree and to sustain the wind speed upto 180Km/Hr. (ix) Rate of the solar panels and batteries including cleaning of panels, and regular maintenance of batteries and inverters. (x) The scope shall cover the surge protection system for the panels and inverters from lightning and thundering. (xi) protection against battery high / low, overload, short circuit, Array reverse, battery reverse and overtemperature shall be provided and testing shall be done at site after installation. (xii) Additional protection in the battery line shall be provided via fuse. Grid and output protected via MCB.

(xiii) Monkey guard fencing around the panels or PVC monkey guard spikes around and over the structural area of the entire solar system independently shall be provided by the firm. The cost of the same to be included. (xiv) Preventive maint of batteries / Inverters / Panels shall be carried out by the firm by sending suitable technician twice in a month and shall give OK report to the Engineer-in-Charge in writing without fail. In case of repair on the system, contractor shall arrange particular spares by arranging own without giving trouble to the users. (xv) 10 days training shall be imparted to users and MES staffs by arranging suitable technicians from the reputed manufacturer by his own. (xvi) Rate including Multiple 16 bit DSP controllers / charge controllers, IGBT based power stage for higher power inverter, Inverter capacity = MPPT charger capacity, 2/3 Channel Interleaved PWM MPPT for efficient charging, Wide range MPPT input suitable for 36,60 & 72 cell Solar PV module, Higher Open circuit voltage for better charging efficiency, Auto selectable priority mode, (Solar/Grid priority mode) for uninterrupted power & savings on grid power, Intelligent battery charging - 3 stage (Bulk, Absorption & Float)

(xvii) Rate including Compatible charger to support all type of batteries i.e, Flooded Lead acid Tubular/VRLA/GEL, Automatic transfer from grid to solar when battery full & Solar available, Twin DC Fan for optimum thermal management, Noiseless inverter operation, Sleek & Aesthetic design, Works as standalone Solar Inverter in case of no grid, LED display for showing monitoring & Instantaneous system data display. (xviii) Rate including supply of cleaning kit with 6mtr poe and wiper, optiloc extension pole model alongwith 40cm brush & repair and maintenance of entire solar system till Defects Liability Period. In case of any fault or cleaning/preventive maintenace is required, contractor shall provide suitable technician within 24hrs to repair/maintain the solar power system with the satisfaction of Engineer-in-Charge and user.

M&L for earthing complete with galvanized steel earth plate electrode 60cm x 60cm x 6mm thick burried directly in ground not less than 2.25 mtrs deep below normal ground level with top edge of the plate not less than 1.5 mtrs below normal ground level, surrounded from all sides with mixture of charcoal and common salt, connected to galvanized earth lead wire 4.00 mm dia by means of bolts, nuts, check nuts and washers of galvanized iron or steel protected by galvanised iron light grade 15 mm dia pipe and 20mm light grade for water filling including 15x20mm reducer socket funnel wire mesh, RCC cover with concrete 1:2:4 using 8 mm# bar@100 mm c/c both ways, MS handle 12mm dia for PCC chamber pit with PCC (1:3:6) type C-2 and excavation and earth work all as specified and shown on electrical plate No. 3 of 2009 (Part-I) and connected to earth test point including testing complete all as specified and directed. Note : The unit rate includes for protection pipe and GI wire 4mm dia from top of earth plate up to 7.5 meter above ground level.

Supply, laying, jointing, testing and commissioning of LT UG XLPE insulated screened PVC beded galvanised steel strip or wire, armoured heavy duty electric power cable with aluminium conductor, 1100 volt grade, cross sectional area of size 50 sqmm 3.5 core laid in trenches wall / floor etc complete all as specified and as directed. Note : Cable may be laid in trenches, under road, across the nallah, along poles / walls and ducts etc. Excavation, earthwork, sand chshioning, cable cover, pipe for cable protection to be measured and paid saprately.

Supply, laying, jointing, testing and commissioning of LT UG XLPE insulated screened PVC beded galvanised steel strip or wire, armoured heavy duty electric power cable with aluminium conductor, 1100 volt grade, cross sectional area of size 70 sqmm 3.5 core laid in trenches wall / floor etc complete all as specified and as directed. Note : Cable may be laid in trenches, under road, across the nallah, along poles / walls and ducts etc. Excavation, earthwork, sand chshioning, cable cover, pipe for cable protection to be measured and paid saprately.

M&L submain wiring with 2 runs of single core 4 sqmm PVC insulated unsheathed multistranded 1100 volts grade with FRLS copper conductor drawn through and including ISI marks PVC conduit concealed and conduit accessories of medium grade not less than 20mm dia including one run of single core 4 sqmm FRLS PVC insulated unsheathed multistranded 1100 volts grade with copper conductor cable as earth conductor along with wiring and connected from DB to DB / main board including making good disturbed surfaces complete all as specified and directed. Note : Two run of 4 Sqmm cable and one run of 4 Sqmm earth cable and one run of 20mm PVC conduit shall be considered as a unit for measurements purpose.

Excavation in trenches in any type of soil not exceeding 1.5m wide and not exceeding 1.5m in depth for laying of cable etc. and for foundation of poles, stays etc. n.exc 10 sqm on plan and n.exc 1.5m in depth and getting out complete all as specified & directed.

Removing surplus soil to a distance not exceeding 50m & depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and directed.

Returning filling with earth obtained from excavation including spreading, watering & consolidation in layers not exceeding 25cm thick complete all as specified and directed.

Supply & laying sub class B bricks, locally available suitable for HT/LT cable protection cover complete all as specified and directed.

M&L for sand cushioning to underground cable in trenches in layers of 8cm deep before laying the cable and 15cm deep after laying and stretching the cable complete all as specified and directed. Note : Punned thickness shall be measured.

S&F Loadline MCCB enclosure alongwith 50Amp, 16KA, 4 pole MCCB, Make Havells, HSN Code 8538 including TPN bus bar and all kind of cable termination and joints, cable gland of suitable size etc complete all as specified and directed.

M&L for 40mm bore GI pipe light grade laid in trenches or fixed to wall / pole for protection of cable / earthing strip etc complete all as specified and directed.

M&L for cement concrete (1:3:6) type C-1 using 20mm graded stone aggregate as in lintels up to 1.5m clear span, benching, coping, bed blocks and roof kerbs etc including use of necessary form work complete all as specified and directed.

M&L for GI frame, fabrication works, making tilt mechanism with the help of steel tilt plates etc and applying 2 coats of anti corrosive metallic primer and 1 coat of zinc coating and 1 coat of powder coat with the help of spray gun by using synthetic enamel paint over the Vertical/horizontal structural GI frame in any length, height and angle, hand rail, balusters etc in any shape, GI section shall be of rectangular or square shape minimum 65mmx65mm or more as per ground requirement, hollow type having minimum thickness of wall not less than 4mm, nosing to steps, embedding into concrete permannently, screwing, wind tieing etc., including securing bolts, including cutting tops to desirable shapes , drilling holes, notching wor drawing wires, necessary bolting and reveting in any distance confirming Fe-290 E-165 complete all as specified and directed.

S&F monkey guard PVC spikes having angular spikes, translusent, suitable to tie in GI frame, GI pipes, fixed on wall etc around the panles to the full length of perimeter, on the border post, corner structures etc complete all as specified and directed.

S&F Stainless steel nuts, Bolts and washers, clamps including modifying into any shape of clamps, drilling holes for nut bolts etc of any size and type complete all as specified and directed.

Supply and Install LT panel board enclosure, factory, made, fabricated with MS Sheet of min thickness 3.15mm, outdoor type, CPRI approved, Fire Proof painted with smoke grey colour after applying 2 coat of metallic primer, corrosion resistive, cubicle type double door, independently lockable doors for each MCCBs, with associated Volt meter, Ammeter, three phease R-Y-B indicators, with suitable cable openings, cable gland, Cable lugs, 600 Amp rated common bus bar for 3Phase and neutral with indication colour of insulation over bus bar, independent compartments for 01x 400Amp incoming L - frame TPN MCCB and 7 x 63 Amp out going A-frame TPN MCCBs approved drawing and testing of panels as per standard procedure comprising the following : (a) MCCB 4 pole TPN, 400Amps capacity (as incomer), 36KA breaking capacity, 415V,adjustable thermal & fixed magnetic setting, HSN code 8536, Cat Part No IHLLSECF0400, Make Havells - 01No. (b) MCCBs 4 pole TPN, 63Amps capacity (as outgoing), 25KA breaking capacity, 415V, adjustable thermal & adjustable magnetic setting HSN code 8536, Cat Part No IHLASF0063, Make - Havells -06No. Note : All kind of civil / PCC works shall be measured and paid separately.

S&F metalic exhaust fan 380mm of 900 rpm with all connected assessories including louvers including cutting hole in wall and making good disturbed surfaces to match with existing complete all as specified and as directed.

Supply and install invertere type split units indoor / outdoor with insulated copper tubing, ecofriendly refrigerant copper wound rotary compressor complete with cordless remote control unit and dust filter for batter indoor air quality with minimum 3 star rating and for capacity 1.5 TR complete all as specified and directed.

M&L for cutting of bituminous road of any type and thick for the width of cut 15cm and depth of cut 30cm for inserting GI pipe 40mm, by using grinder or cutter & refilling the hard core materials and well finishing packed with 1:3:6 ratio cement concrete complete all as specified and directed.

Treatment of sunken floor slab compraises of the following specifications and all as specified :- (i) M&L for cleaning the sunken/lowered portion of RCC slab surface (including vertical total depth plus skirting height) of floors by wire brush, chisel out any mortar sticking to the surface and brooming completely. 40mm thick avg PCC 1:2:4 type B-0 using 12.5mm graded aggregate as in padding conc to achieve proper slope including cutting holes in bricks or RCC wall for spout. (ii) Rendering of uneven surfaces with 6mm thick CM 1:4 mixed with integral water proofing compound @ 3% by wt of cement consumed. (iii) All junctions points of side wall where CI/GI pipes are passing through shall be sealed with epoxy puty. (iv) After drying putty, wash the slab and sides of sunken portion with water and make it clear and clean. (v) M&L for applying two coats of polymer modified cementious water proof coating as per manufacturs instruction to bottom and vertical sides up to finished floor level+100mm height. The thickness of two layer shall be 1mm. When the second layer is still sticky, coarse sand spray shall be carried for the vertical and bottom surface of the sunken portion all as specified and directed. (vi) GI pipe 50mm dia medium grade not less than 50cm long laid on each sunken floor as spout complete all as specified and direced by EIC. (vii) Plaster the bottom and sides up to bottom of the skirting with minimum 20mm thick CM 1:4 mixed with integral water proofing compound 3% by wt of cement consumed as per manufacturer's specification including rounding of corners and junctions sloping towards spout. (viii) All pipes laid in sunken portion shall be covered with 50mm thick PCC 1:3:6 all round after painting with anticorrosive paint. Note :- (i) Test the water proofed area (ponding test) by filling water for at least 72 hours and tested for leakage seepage and to the entire satisfaction of GE. The treatment shall be carried out by authorised applicators of chemicals. Cost of testing is included in the rates quoted above. (ii) All debries obtained from site will be thrown away out side MD land by contractor at his own expense. (iii) The cost of integral water proofing compound deemed to be inclusive in quoted rate.