Bids Are Invited For Acquisition Of 02 (Two) Roots-Type Blowers, Destined As Spare Parts To Be Used In The Francisco Velludo Sewage Treatment Station - Ete Rio Uberaba, Aeration Sector, Belonging To Codau, According To The Specifications Contained In The Term Of Reference, Annex Ii Of This Notice, In Response To The Request Of The Development And Sanitation Board.

Roots Type Blower: Gas Type: Air; Molecular Weight / Density: 28.97 / 1.165 (Kg/M³); Cp/Cv: 1.4; Suction Flow: 27, 74 M³/Min; Suction Temperature: 30°C; Suction Pressure: 760 Mmhga; Differential Pressure: 6 Mca; Barometric Pressure: 760 Mmhga; Performance (5%); Rotation: 2850 Rpm; Consumed Power: 48, 0 Bhp; Discharge Temperature: 88°C; Moment Of Inertia: 1.30 Kpm²; Cooling: No; Rotation: Counterclockwise (Coupling View. Body Shape: Horizontal; Connection (Suction And Discharge): 6” Ansi 125#Ff; Flow Direction: Vertical Downwards (Coupling View); Shaft Seal: Labyrinth Ring / Retainer; Bearing Types: Rollers/Balls; Lubrication: Oil (Bearing/Gears); Body: A48 Ci. 30 – Gray Fofo (Astm); Sides: A48 Ci. 30 – Gray Fluff (Astm); Lobes: A536 Gr. 80.55.06 - Fofo Nod. (Astm); Axle: Nord A536; Gears: Sae 8620; Casing: A48 Ci. 30-Fofo Gray; Accessories: 02 (Two) Safety Valve: Diameter 4, With 4 Counterweights Of 1 , 3 Kg Each, Opening From 6, 57 Mca.