REPAIR REPLACEMENT AND ROUTINE MAINTENANCE OF SOLAR WATER HEATING SYSTEM AT AF STATION GWALIOR

Amount

Testing/checking of serviceable/unserviceable solar heating system device complete incoming/outlet cold/hot water supply system like GI pipe, gate valves, water storage tank, heat exchanger tank, thermostate, heating element, power supply back up, solar plate, glass wool, steel structure mounting system, PCC work, aluminium cladding material etc complete all as specified and directed by EIC.

Disconnecting and taking up or down old existing steel tubing/PPR pipe 32/40mm bore and connections of any description/ grade and in any position from trenches / walls / floors/ roof etc including connected fittings/accessories and fixtures all as directed.

All as per Srl item No 2.00 hereinbefore but 20/25 mm bore pipe complete and as directed.

S&F for 20 mm bore galvanised iron tubing medium grade (ISI Marked) including all fittings and fixture (ISI Marked) such as TEE, elbow, reducer, union, sockets etc and fixed on roof top walls and floors complete all as specified. (Make; Jindal/ Tata/ TT Swastik)

S&F for 25 mm bore galvanised iron tubing medium grade (ISI Marked) including all fittings and fixture (ISI Marked) such as TEE, elbow, reducer, union, sockets etc and fixed on roof top, walls and floors all as specified. (Make; Jindal/ Tata/ TT Swastik)

S&F for 32 mm bore galvanised iron tubing medium grade (ISI Marked) including all fittings and fixture (ISI Marked) such as TEE, elbow, reducer, union, sockets etc and fixed on roof top walls and floors all as specified. (Make; Jindal/ Tata/ TT Swastik)

S&F for 40 mm bore galvanised iron tubing medium grade (ISI Marked) including all fittings and fixture (ISI Marked) such as TEE, elbow, reducer, union, sockets etc and fixed on on roof top walls and floors all as specified. (Make; Jindal/ Tata/ TT Swastik)

S&F for 1000 Ltrs capacity rotational moulded polyethylene water storage tank (Cylindrical vertical with closed top), double layer construction, ISI marked hoisted & fixed in position including GI light grade over flow pipe 450mm long and waste pipe 600mm long with all fitting etc. of 20 mm bore including dismantling/taking out of old water tank of having capacity of exc 500 Ltrs but not exc 1000 Ltrs complete all as specified and as directed. (MAKE:-Sintex/J S Polyplast/Polycon)

Taking down unserviciable heating element / thermostate from the solar water heating system of any size any capacity and any shape all as directed by the Engineer-in-Charge.

S&F for heating element 2 KW 230 Volt single phase suitable for solar water heating system all as specified and directed (Make: Bajaj/ Recold/ Dass pass)

S & F for thermostate auto reset 230 Volt 50 Hz single phase suitable for solar water heating system all as specified and directed Make: Bajaj/ Recold/ Dass pass

S & F in repair 15 mm bore Fancy type Chromium plated bib taps, cast copper alloy, with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule.complete all as specified (MAKE:-Jaquar / ESSCO/Prayag)

Taking down unserviciable solar water heater heat exchangerflat plat collector panel from the roof with and including taking out or dismantling of the water supply connection with any damage of the serviceable fitting and fixture all as directed.

Supply and fixing for new solar flat plate collector complete of size 2.01 Sqm ( 1992x1010x94mm size) Make ARINNA/TATA BP Solar Panel//NUETECH/BHEL/Sunrise Pvt Ltd. complete all as directed by Engineer-in-Charge

Supply complete insulating glass wool to insulate the solar water heating tanks or pipe line etc all as aspecified and directed.

M&L for servicing of hot water tank with and including of descaling of the tank with descaling solution and removing all scaling material and deposite at a distance not less than 100 mtr cleaning from the site including cleaning of solar flat plate collector/complete all as directed by the Engr-In- Charge.

Disconnecting & taking out existing unserviceable float valve assembly 20mm bore of any description and in any position and supply, fixing, jointing and testing, 20mm bore, ball brass valve, high pressure with polythene float and fly nut complete, screwed for iron pipe or brass ferrule and fixed complete all as directed. (Make PRAYAG or other make ISI marked as approved by GE)

Disconnecting and taking down old existing unserviceable aluminium foil cladding of any description and in any position and supply and fixing aluminium foil cladding of thickness 0.63mm complete all as specified and directed by Engineer-in-Charge

Disconnecting & taking out old existing unserviceable temperature meter of any description and in any position and supply, fixing new temperature meter, 0-100 ºC range, dial type suitable for 15mm GI pipe including all necessary fittings complete all as specified & directed.

Opening of existing aluminium cladding from tank ,cleaning and stacking the same for reuse ,taking out glass wool and repairing the stainless steel tank and repairing the leakage by means of TIG welding as approved ,refilling of glass wool ,aluminium cladding by using old aluminium sheet complete all as directed by Engr- in -charge. (Note:- Existing glass wool & aluminium sheet shall be reused, New glass wool & aluminium sheet if required shall be measured and paid separately under appropriate item of this Sch as ‘Supply only’.)

Disconnecting & taking up or down existing unserviceable copper conductor flexible cable of any size & any description and supplying, fixing, connecting & testing new 3 core copper conductor flexible cable of 2.5 sqmm size, PVC insulated and PVC sheathed suitable for 1100 volts grade complete all as specified & directed by Engineer-in-Charge. (Make : Plaza / Finolex /Polycab/Gloster)

Disconnecting and taking up or down existing unserviceable MCBs, of any description and supplying and fixing MCBs TPN 63 Amps 10 KA capacity complete all as diredted. (Make : L&T/ Legrand/ Siemens/ Control & Switch gear)

Taking down old unserviceable and rusted supporting structure of panel of any type and in any position and supply and fixing suitable design new supporting structure made of mild steel supports epoxy coated including nuts and bolts etc complete all as specified and as directed.

Disconnecting & taking up or down unserviceable sub main wiring of aluminium/Copper conductor & M&L for sub main wiring using two single core PVC insulated, unsheathed stranded copper conductor cable FR of size 6 Sqmm of voltage rating upto and including 1100 Volts drawn in existing conduit with standard accessories along-with one run of PVC (green colour) insulated, unsheathed, stranded copper conductor cable FR of size 6 Sqmm as earth continuity conductor all as specified and directed. (Make of cable : Gloster/Polycab/Plaza/Finolex)

Disconnecting & taking up or down unserviceable sub main wiring of aluminium/Copper conductor & material and labour for sub main wiring using four single core PVC insulated unsheathed stranded copper conductor cable FR of size 10 Sqmm of voltage rating upto and including 1100 volts drawn in and including PVC conduit of dia not less than 32mm with standard accessories alongwith one run of PVC (green colour) insulated unsheathed stranded copper conductor of size 10 Sqmm as earth continuity conductor cable FR all as specified and directed (Note Four run of single core PVC cable with one run of earth conductor and conduit shall be measured as one unit ) (Make of cable : Gloster/Polycab/Plaza/Finolex/Universal)

Taking down broken/cracked glass of solar panel and remove materials complete all as directed

S&F for toughened glass 8 mm thick size suitable for 2030X1030mm size solar panel complete all as specified (Make :Saint Gobin /Modi Guard / Gold Fish)

M & L for plain cement concrete (1:3:6) type C-2 using 40 mm graded stone aggregate as in PCC block for fixing of supporting structure including necessary form work complete all as specified.

M&L for plain cement concrete (1:2:4) type B-1 using 20 mm graded stone aggregate as in copping including necessary form work or in any situation complete all as specified.

Disconnecting & taking out existing unserviceable gate valve/globe valve 50mm bore of any description and in any position and supply, fixing, jointing and testing, 50mm bore, ISI Marked, gun metal, globe/gate valve with brass spindle iron wheel head, both ends screwed for iron pipe complete all as specified (Make : Leader/Zoloto/Kirloskar)

All as per ser item No 30 hereinbefore but 40mm bore complete.

All as per item No 30 hereinbefore but 25mm bore complete.

All as per item No 30 hereinbefore but 20mm bore complete.

All as per item No 30 hereinbefore but 15mm bore complete.

Supply and fixing new solar heat exchanger complete of 500 Ltr capacity including all inlet out let connection, insulation and aluminium cladding etc complete all as specified (Make ARINNA/TATA BP Solar Panel/BHEL/Sunrise Pvt Ltd. /NUETECH)

S&F in repair GI socket suitable for 20mm GI pipe ISI marked complete all as specified.

S&F in repair GI socket suitable for 25mm GI pipe ISI marked complete all as specified.

S&F in repair GI socket suitable for32mm GI pipe ISI marked complete all as specified.

S&F in repair GI elbow suitable for 20mm GI pipe ISI marked complete all as specified.

S&F in repair GI elbow suitable for 25mm GI pipe ISI marked complete all as specified.

S&F in repair GI elbow suitable for 32mm GI pipe ISI marked complete all as specified.

S&F in repair for GI TEE suitable for 20mm GI pipe ISI marked complete all as specified.

S&F in repair for GI TEE suitable for 25mm GI pipe ISI marked complete all as specified.

S&F in repair for GI TEE suitable for 32mm GI pipe ISI marked complete all as specified.

S & F for Rubber hose 32/40 mm dia of size ISI marked complete all as specified.

S & F for Coupler suitable for solar heat plate collector ISI marked complete all as specified.

S&F for MCB SPN ( Isolator) 32 / 40 Amp 240 volt capacity 32 KA complete all as specified.

S&F MCB SP 5 to 32 Amp 240 volt "c" series. 10KA complete all as specified.

S&F on wooden plank/grouted on wall for fixing of sheet metal enclosure MCB DB SPN 8 ways double door with 200 Amp rated busbar complete all as specified.

S&F for 450/500 Ltrs capacity rotational moulded polyethylene water storage tank (Cylindrical vertical with closed top), double layer construction, ISI marked hoisted & fixed in position including GI light grade over flow pipe 450mm long and waste pipe 600mm long with all fitting etc. of 20 mm bore including dismantling/taking out of old water tank of having capacity of exc 500 Ltrs but not exc 1000 Ltrs complete all as specified and as directed. (MAKE:-Sintex/J S Polyplast/Polycon)

(NOTE -1 Materials approved as per sample to be reached within 10 days of date of commencement of work for smooth seasonal functioning of solar water Heater. 2. Penalty of Rs 1000/ to be imposed on complaint found unattended by the contractor. 3. Contractor to deploy skilled manpower for specified jobs. 4. The installations of heat exchanger unit,solar flat plate collector and steel structure shall be in presence of Experts/EM to avoid any damage of eqpt due to heavy wind pressure).

M/S AUTOMATION AND SWITCHGEAR CONTROL