bids are invited for 1. golden parameter 2. 4-wheel trolley mounted with suitable ground clearance, which can be pulled by tractor etc. machine should be provided with suitable hooks for lifting the unit. 3. water tank capacity: 1000 litres (minimum) with all end fittings and suitable for raw water use. suitable corrosion resistant material for water usage is required for water tank and other components. 4. electrical protection: - single phase preventer. sequence controller with remote operation equipment electrical protection class: ip 55 or better. emergency stops earth leakage protection pump dry run protection or water level switch protection. overload relay 5. filtration system: machine should be provided with suitable filter at pump inlet with pressure gauge at both side of the filter. it should be suitable for raw water. total quantity : 6