SPECIAL REPAIR REPLACEMENT OF CHLORINATION SYSTEM AND REPLACEMENT OF RUSTED BATTERY BOXES AND BATTERIES OF EXISTING SOLAR LIGHT SYSTEM INSTALLED AT VARIOUS INSTALLATIONS IN NAYA RAIPUR MIL STN

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Disconnecting the inlet and outlet of existing cholorination system and Supplying, connecting and testing of multi-cavity water sanitiser /conditioning station with proportional dosing arrangement at zero discharge complete all as specified and directed for the following specifications :- (a) MOC : Non-Metallic, Maximum Temperature : 45 degree Centrigrade, Operation: Power-free Automatic, Dosing pattern : Proportional, Capacity: 100 litres to 200 litres, Tank lid must have provision form ounting dosing pump on the lid/wall, Cavities are complete with lids, Attachments :(i) Overflow Valve, (ii) Water Inlet Valve, (iii) Outlet Valve (for off line automated gravity flow) (iv) Drain Valve. Make : DECLIBAC Altoch Dosing System Model ADS-PRO compatibility : stequa 411AE or equivalant series in POTER & WATT CORP/BROZING UNLIMITED. Note :- Old dosing system shall be deposit to MES store and taken on charge.

Supply only Refill: Chlorine tablets contained in plastic cylindrical sealed disposable sanitiser refill for disinfection of drinking water, suitable for operation through recommended dosing system complete all as specified and directed. (i) Replacement indication: visual & weight variation (ii) Water contact orifice design: sealed when dry, exposed upon immersion (iii) Operation type: Non contact, non inhalatory (iv) Cylinder dia :2.5 inches +0.5 inches (v) Cylinder height: Minimum 10.0 inches +0.5 inches (vi) Operational stipulations: (a) Heavy metal (Pb&Hg) contamination in the product media must be BDL as per AAS data (b) Minimum volume of water disinfected by each Chlorine tablets Refill to obtain disinfection activity of 1 ppm on spot (Influent water quality variation, ambient & site condition variations apply) as per absorbance data generated at λmax 515nm. Three Hundred Fifty Thousand litres. (c) Stability: Active ingredent stabilty (when stored at 25-45 degree Centigrade temp) must be at least 98% after one year as per data generated by accelerated Stability test protocol. (d) Safety & health hazard aspects on usage of the product media for regular drinking water disinfieciton: Heavy Metal contaminants (like Mercury & lead) in product media must be below detectable limit (BDL), and the product must pass the Acute Toxicity test (to specially confirm non toxicity for mammalian cells), based on which the product must be considered safe to use for human health safety point of view and freedom from toxicity when used in drinking water disinfection in recommedned dosage. (e) The refills must ensure infrastructural safety (as per date generated by Electrolytic Conductivity (μs/cm) test protocal) and operators health safety (f) Chlorine tablets Refill must be complaint with operators health safety considering regular exposure. The brand and make of the sanitiser must be stated and certified by a laboratory/study centre of any Govt. University. Make:-Declibac Stequa411AE or equivalant series in POTER & WATT CORP/BROZING UNLIMITED

Disconnecting carefully and taking out old starter of submersible pumping set of any capacity complete all as specified and directed.

Supply, connecting and testing of star delta starter suitable for 25 HP pump/motor set, automatic 3 phase 415 volt complete all as specified and directed. Make : L&T/Schneider/Legrand

Supply, connecting and testing of star delta starter suitable for 17.5 HP pump/motor set, automatic 3 phase 415 volt complete all as specified and directed. Make : L&T/Schneider/Legrand

Supply, connecting and testing of star delta starter suitable for 15 HP pump/motor set, automatic 3 phase 415 volt complete all as specified and directed. Make : L&T/Schneider/Legrand

Supply, connecting and testing of DOL starter suitable for 5 HP pump/motor set, automatic 3 phase 415 volt complete all as specified and directed. Make : L&T/Schneider/Legrand

Supply, fixing and testing of highly efficient IP65 LED 20 Watt solar lighting system with built in high efficiency 40W Solar panel , LED light and long life 15Ah LFP battery with high efficiency microprocessor based charge controller and a motion sensor for 18 Hrs autonomy dimming profile, suitable for pole mount, automatic dusk-to-dawn operation having 24 hrs backup incl taking down old rusted battery boxes and light fittings complete all as specified and directed. Make:- Orient Birla Model Solarin code No LSSN-20C40-15P or equivalent series in Tata/Philips/Bajaj/Surya

Supply only in replacement against old Rubber mat of 1 meter x 2 meter x 10 mm for 11 KV installation as per existing complete all as specified and directed.

Supply only in replacement against damaged Hand gloves suitable for 11 KV sub station as per existing complete all as specified and directed.

Supply & fix in replacement of FRP junction box IP-65, weatherproof outside dimension 230x170x105mm hinged type with plain wall for insertion of cable of size upto 25sqmm including 20mm connetor MCB 6Amps SP -01 No with suitable bus bar arrangements and fix on pole with and including MS clampd out of 25x3 mm MS flat iron,nut bolts etc complete all as specified and directed. Make : Sintex/Supreme/naithani

Taking down old rusted feeder pillar box by disconnecting all existing cable connections and S & F for feeder pillar box outdoor type made out of 3.15 mm thick MS Sheet and MS angle section 50 x 50 x 6 mm on PCC 1:2:4 type B-1, platform 60 CM above the ground level and 45 CM below the ground level, with front openable double door system with lock openable by keys, gasket ‘U’ type for natural flow of air, followed by powder coated painting including making connections complete all as specified and directed with the following accesories :- (a) MCCB 100A, FP 16 KA -01 (as incomer) (b) MCCB 63A, FP 16 KA-04 (as outgoing)

Total contract sum shall be calculated after deduction of schedule of credit amount of Rs. 7750.00

M K ENTERPRISES

TRISHLA CONSTRUCTIONS