REPAIR AND MAINT TO CHEMICAL DOSING SYSTEM INCLUDING SUPPLY OF CHEMICAL/CONSUMABLES AT PUMP HOUSE UNDER GE (AF) BIDAR

Schedules of Works

Supply only Hi strength granular chlorination chemical based with CIAS (Corrosion inhibitor & Anti scalant) , Dry, Free flowing consistent white granules (or powder) and without hard lumps or impurities should not induce substances beyond acceptable limit as given in IS:10500:2012 in treated and disinfectant water, high strength granular chlorine having 65 % - 70 % chlorine content by mass packed in 45 Kgs non returnable PVC sealed container, 5-10% moisture content , upto 4% calcium hydroxide upto 15% sodium chloride suitable for treatment of drinking water and swimming pool ( Much more stable than chlorine gas, bleaching power and sodium hypochlorite) all as specified and directed. Make : Any make approved in MES or techno commercial equivalent

Supply only candle packed of min 20 no. chlorine tablets of size 50.80mm in diameter packed in plastic sealed disposable packet with arrangement for appropriate water contact with the tablet and circulation through the plastic packet, suitable for operation through suitable feeder for disinfection of water line complete all as specified and as directed. Make : Any make approved in MES or techno commercial equivalent

Supply only Sodium hypochlorite 10% liquid chlorination chemical for water treatment including plastic drum of 50 Kg packing complete all as specified and as directed. Make : Any make approved in MES or techno commercial equivalent

Supply only copper sulphate for potable water copper sulphate pent hydrate content 98%, impurities limit (i) Free sulphate and 0.2% max (ii) iron as Fe ppm 200 max toxic substance limit as pp of product (Cuso4 5H2O) (iii) Arsenic (AS-05) (ii) Cadmium (Cd) (iii) Chromium (Cr-05), (iv) Mercury (Hg-0.1) (v) Nickel (Ni-100), Lead (Pb--70), The copper sulphate should be powder or crystal (vi) Deep Blue colour and solubility 266g/ I (20 Degree). Make : Any make approved in MES or techno commercial equivalent

Supply only Magnofloc(pool gel)(ISI marked) suitable for treatment of pool complate all as specified as directed.

Supply only bleaching powder( ISI marked ) superior quality complate all as specified as directed.

Supply only Chlorine test kit with colour ample packed with reqiured chemicals in glass containers with stirrer and test tube alongwith closed in PVC/ fibre box complete all as specified and as directed. Note for Sl item Nos. 1 to 7 :- i) The Contractor shall not supply materials in bulk. The supply shall be based on communication by Engineer-in-Charge. ii) The Contractor shall adhere to time lines given by Engineer-in-Charge for supply of materials whill be based on requirement basis. iii) The contractor shall not have any claim on account of any misunderstanding in this regards. Make : Any make approved in MES or techno commercial equivalent

S&F in replacement of automatic erosion feed enabled water sanitizer / conditioning treatment station with proportional dosing arrangement including wiring connection complete all as specified and as directed. The system shall comprise of following :- 1) Receptacle with following attachments:- a) Water Inlet Regulator b) Overflow Vent c) water outlet regulator with non-return valve (standalone gravity flow) d) Drain valve e) Fluid Level controller f) Sludge Level Gauge g) Station Base Assembly with Station Base Buffer h) Material of construction: Non-metallic thermoplastic i) Maximum Temperature: 45°C j) Capacity: 100 litres k) Shape: Cylindrical 2) Station cover with following attachments:- a) Inbuilt Level switch & Processor b) Refill Cavity Lids c) 1/2 inch processor outlet & processor inlet connections d) Material of construction: Non-metallic e) Maximum Temperature: 45°C f) Shape: Circular g) Cavity Lids storage bin 3) Automation assembly with accessories Make : Declibac ( Stequa PACK PRO V2 ) or techno commercial make approved here-in-after.

Supply only injection check valve complate all as specified as directed.