Operation and Maintenance of 1.5 MLD hybrid granular sequential batch bioreactor STP at Kalpakkam during the year 2024-2025

Amount

Treatment of Raw Sewage collected in the Lift Station II to Treated effluent involving series of treatment process namely Primary, secondary and screw volute press to comply IS 4764 tolerance limits which also includes checking the parameters, testing the samples, replacement of consumbles, mechanical and Instrumentation equipment repairs etc., all as per the specification and all as directed by Engineer-in-Charge. Note: 1) Supply of consumables shall be in the scope of contractor. 2) Per day output shall be in the range of 800 Cu.m to 1000 Cu.m. failing which penalty will be applicable.

Providing Dissolved Oxygen Indicating Controller Transmitter, Power Supply: 230V AC, 50 Hz, Range of DO: 00.00 to 20.90 PPM, Output: 4-20 mA DC, Display: 1 Inch 4 digit LED display, etc., all complete as per detailed specification and as directed by the Engineer-in-charge.

Providing Sewage Flow meter Electromagnetic type, Power Supply: 230V AC, 50 Hz and 24 VDC, Output: 4 to 20mA, Display: LCD(59 x 31mm), Size: Size - 6 inch, etc., all complete as per detailed specification and as directed by the Engineer-in-charge.

Providing Level Transmitter, Power Supply: 12 to 28 VDC, Output - 4 ‐ 20 mA, Protection: IP 68, etc., all complete as per detailed specification and as directed by the Engineer-in-charge.

Providing Analogue Air flow meter, Measuring principle: Variable area measuring principle, Protection: IP 66/ 68, Primary measured value: Float position, Secondary measured value: Operating and standard volume flow, Passive graphic LCD, Size - 4 inch, etc., all complete as per detailed specification and as directed by the Engineer-in-charge.

Supply, installation and commissioning of electrical driven sludge Submersible Non clog Centrifugal pump dynamically balanced semi open impeller suitable to handle min. size of solid 30 mm, operating flow of 400 LPM and Head of 18 m of WC with discharge Nozzle connecting to the existing PVC line with Canvas Hose Rubber braided Cotton Tubing of 20 RM with suitable pipe fittings namely elbows, tees, flanges etc., fitt ed with motor of 5.5 HP, 415 V, IP68, Class F insulation with suitable cable of 10 m length without joint all as per the specification and as directed by the Engineer-in-charge.

Bidder Name

VA EXERGY TECHNOLOGIES INDIA PVT LTD