Bids Are Invited For Acquisition Of An Effluent Pre-Treatment System, Intended For Carrying Out The Screening, Sand Removal, Grease Removal And Aeration Of Sanitary And/Or Industrial Effluents, To Meet The Needs Of The Municipal Department Of The Environment And The Municipality Of Prata-Mg.

Model Effluent Pre-Treatment System, Designed To Carry Out The Sieving, Sand Removal, Grease Removal And Aeration Of Sanitary And/Or Industrial Effluents. The Equipment Must Be Supplied Complete, Assembled And Ready For Operation, Consisting Of A Pre-Treatment Channel, Pcp Model Rotary Channel Sieve, Solids Removal System, Sand Removal System, Fat Removal System, Aeration System Using Diffusers And An Automatic Electrical Control Panel. The System Must Have A Structure Manufactured Predominantly In Aisi 304 Stainless Steel, Guaranteeing High Mechanical Resistance, Resistance To Corrosion And Greater Durability In Environments Subject To Humidity, Gases And Aggressive Agents Present In Effluent Treatment Plants. The Rotary Sieve Must Operate With A Filtration Opening Between 3 Mm And 10 Mm, As Required By The Municipal Wastewater Treatment Plant. The Equipment Must Have An Automatic Washing System For The Filter Screen Using Hydroblasting, Promoting Continuous Cleaning Of The Sieve And Retained Residues. The Solid Waste Removed Must Go Through A Compaction Process, Aiming To Reduce Volume, Humidity And Odor, Being Automatically Unloaded Into An Appropriate Container, Plastic Bag Or Collection Bucket. The Sand Removal System Must Be Composed Of A Sedimentation Channel With Suitable Geometry For The Decantation Of Solid Particles, Containing A Horizontal Helical Conveyor For Collecting The Sand...