CA NO. GE AF NO.1/GUR-58/2023-24 REPAIR /MAINTENANACE AND REPLACEMENT OF SOLAR PANNELS ,SOLAR GRID PANELS, GI TUBING AND REPAIRS , MAINTENANCE OF SOLAR CUM ELECTRIC HEATING SYSTEM AT AF STN GURGAON UNDER GE (AF) GURGAON NO 1.

Amount

Taking down Solar water heater for repair /maintenance including service of solar Water Heater installed at certain locations including testing and commissioning after repair complete all as specified and directed by Engr-in-Charge.

S&F in replacement flat panel collector suitable for solar plant of capacity 300 LPD and connecting to existing panels if reqd. arresting any leakage if found complete testing and complete all as specified and directed. Make: Photon Energy system limited/Tata BP or equivalent out of make specified in tender.

S&F in replacement toughned glass suitable for solar plant of capacity 300 LPD complete all as specified and directed by Engr-in-Charge. Make :Photon Energy system limited/Tata BP equivalent out of make specified in tender.

S&F in replacement flange of add on collector (pack of 10) suitable for solar plant of capacity 300 LPD complete all as specified and directed. Make: Photon Energy system limited/Tata BP equivalent out of make specified in tender.

S&F in replacement evacuated glass tube (58mm) suitable for solar plant of capacity 300 LPD complete all as specified and directed by Engr-in-Charge. Make: Photon Energy system limited/Tata BP equivalent out of make specified in tender.

S&F in replacement electrical backup contoller 2.0 KW suitable for solar plant of capacity 300 LPD, complete all as specified and directed by Engr-in-Charge. Make: Photon Energy system limited/Tata BP equivalent out of make specified in tender.

S&F in replacement silicon ring (pack of 20) suitable for solar plant of capacity 300 LPD complete all as specified and directed by Engr-in-Charge. Make: Photon Energy system limited/Tata BP equivalent out of make specified in tender.

S&F in replacement tube holder (pack of 20) suitable for solar plant of capacity 300 LPD complete all as specified and directed by Engr-in-Charge. Make: Photon Energy system limited/Tata BP equivalent out of make specified in tender.

S&F in replacement 64 tube manifold suitable for solar plant of capacity 300 LPD, complete all as specified and directed by Engr-in-Charge. Make: Photon Energy system limited/Tata BP equivalent out of make specified in tender..

S&F in replacement gaskets (pack of 20) suitable for solar plant of capacity 300 LPD, complete all as specified and directed by Engr-in-Charge. Make: Photon Energy system limited/Tata BP.

S&F in replacement dead plug of collector (pack of 10) suitable for solar plant of capacity 300 LPD, complete all as specified and directed by Engr-in-Charge. Make: Photon Energy system limited/Tata BP equivalent out of make specified in tender.

S&F in replacement washer of collector (pack of 10) suitable for solar plant of capacity 300 LPD complete all as specified and directed by Engr-in-Charge. Make: Photon Energy system limited/Tata BP equivalent out of make specified in tender.

S&F in replacement reflector and structure suitable for solar plant of capacity 300 LPD, complete all as specified and directed by Engr-in-Charge. Make: Photon Energy system limited/Tata BP equivalent out of make specified in tender.

S&F in replacement anti rust ring (pack of 20) suitable for solar plant of capacity 300 LPD, complete all as specified and directed by Engr-in-Charge. Make: Photon Energy system limited/Tata BP equivalent out of make specified in tender.

S&F in replacement storage tank SS grade 304, 316 PUF insulated, suitable for solar plant of capacity 300 LPD, complete all as specified and directed by Engr-in-Charge. Make: Photon Energy system limited/Tata BP equivalent out of make specified in tender.

M&L of collector glass/tubing of solar heating system by using colin & water complete all as specified and directed by Engr-in-Charge.

Descaling of Solar Water heating tank and pipe lines by re-circulating descaling solution with pumps complete all as specified and directed by Engr-in-Charge.

S&F in replacement Heating Element of capacity 3KW,AC, 230/415 Volt, complete all as specified and directed by Engr-in-Charge. Make : Damfos/ Theeta/ Usha.

S&F in replacement Thermostate suitable for 0 -100 degree, AC, 230V, single phase, 50 Hz complete all as specified and directed by Engr-in-Charge. Make-Damfos/ Theeta/ Usha.

M&L in replacement PVC tank double layered of capacity 300 ltrs as make up tank as per ISI mark complete all as specified and directed by engr in charge Make SINTEX/ LOTUS/ Rotex equivalent out of make specified in tender.

M&L, for providing rubber foam heavy duty insulation tube over the existing copper tubing of any length at any location in replacement of worn out insulation including fixing with cable tie, clamping all as required at site, complete all as specified and directed by Engr-in-Charge.

M&L for GI tubing medium grade, galvanised with all fittings , laid in trenches /on wall/floor etc . ISI mark 25 mm dia bore complete all as specified and directed.

M&L for GI tubing medium grade, galvanised with all fittings , laid in trenches /on wall/floor etc . ISI mark 20 mm dia bore complete all as specified and directed.

M&L for GI tubing medium grade, galvanised with all fittings , laid in trenches /on wall/floor etc . ISI mark 15 mm dia bore complete all as specified and directed

.Excavation in trenches not exceeding 1.5m wide and not exceeding 1.50m deep for laying of water pipe lines/taking out pipe lines and getting out in soft/lose of soil including forming bottom surface to required level and slope all as specified and directed.

Returing ,fiiling including spreading ,leveling ,watering and well ramming in layers not exe. 2.5 cm soil complete all as specified and directed

Removal of surplus soil to a distance not exceeding 50 m and doepositing where directed at a level not exceeding 1.5 m above the strarting point complete all as specified and directed.

M&L for framed bracket of angle iron / Tees /GI pipe cut and bend to shape ,drilled and screw , including bending & welding angle as necessary GI pipe angle iron frame /stand to make structural stand complete all as specified and directed by engr-in-charge

M&L for painting to angle iron /GI pipe frame / stand after cleaning properly removing dirt ,dust ,rubbing with sand papper and applying two coat of synthetic enamell paint over a coat of red oxide primer ,incl marking of MES no the solar water heater complete all as directed by engr -in- charge

M&L for cutting existing GI steel tubing of size upto 80 mm dia and screwing existing steel tubing for alteration or addition ( or lengthening screw on pipe to form connector) complete all as specified and directed.

M&L in replacement of service connection 1100 volts grade heavy duty cable PVC insulated aluminium conductor served with inner sheathing of PVC tape and overall PVC sheathed of size 10 Sqmm, 2 core complete all as specified and as directed.

Supply & Fix MCB, 40 Amp, 240V Single pole and neutral with a two modules, 10 kA complete all as specified and as directed.

S& F solar string inverter 25 KW capacity,415 v, MPPT based complete all as specified and directed

M&l for DC cable copper conductor flexible cable 4 Sqmm UV protected complete all as specified and directed.

M&l for MC 4 connector complete all as specified and directed

PVC insulated copper conductor single core AC flexible cable 10 sqmm size complete all as specified and directed

Supplying , laying , passing through pipe , connecting and testing UG cable XLPE insulated ,armoured heavy duty electric cable with aluminium conductor ,1100 volts grade of size 16 sqmm 4 core complete all as specified and directed

M&L for ACDB BOX factory made IP -65 CRCA / POLYCARBONATE with SPD and gland , Dust and vermin proof for 25 KW in /out complete all as specified and directed

Provn of chemical earthing with copper earth plate 60cm x 60cm x 6mm burried direct in ground earth pit not less than 5 Mtr deep below ground level filled with alternative layers of charcoal and salt of 15 cms thickness and top layer of Magnesium sulphate 60 cm thick connected to copper earth lead strip 32 x 6mm by means of bolts, nuts and check nuts and washers of galavanised copper/brass rebit or brass/copper nut bolts with washers including earth work final with watering arrangement, wire mesh, GI pipe 50mm dia for watering and 40mm dia medium grade for protection of earth lead. RCC pit 1:3:6 type and RCC chamber cover in 1:2:4 type B1 of size 550 x 550mm with 8 mm dia TMT bar of 100mm C/C both ways and testing on completion, complete all as specified and directed. Note : Copper strip and GI protection pipe 50mm dia beyond 7.5mtr will be measured and paid separately

Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 25X 3MM copper strip complete all as specified and directed

Notes:- Notes:- The amount of Rs 67335/- against Schedule of Credit shall be deducted from the total amount quoted against Sch 'A' while deriving the Contract Sum for Acceptance. (g) Any disturbed surface during execution of work shall be made good as existing. Nothing extra shall be paid in this respect. The quoted rate are deemed to be included the same cost.

S D Constructions