AER GS Fixed low-speed submersible aerator/mixer for aeration and mixing in water treatment, using a blower with variable frequency drive to control oxygen supply. Suitable for SBR, ASP, and MBR systems, with drive motors from 1.1 to 30kW and airflow up to 3,250 m³/h.

  • Low-speed submersible unit for aeration and mixing in water treatment

  • Airflow range from 350 to 3,250 m³/h

  • Drive motors from 1.1 to 30kW, impeller diameters 1,500–3,000mm

  • Made from AISI 304/316 stainless steel or special stainless steel

  • Handles deep tanks up to 9m and high MLSS

  • Non-clogging design with minimal bubble coalescence

  • Available as submersible or bridge-mounted

Applications

  • Activated sludge treatment

  • Aerobic digestion

  • Nitrification and denitrification

  • SBR and MBR systems

  • Deep tank aeration

Technical data

Motor Power

Impeller diameter

R.P.M.

Maximum Airflow

30 KW

2300 - 3000 mm

42 - 30,5

2500 - 3250 m3/h

22 KW

2300 - 3000 mm

37,2 - 27

2000 - 2600 m3/h

18,5 KW

2300 - 3000 mm

35 - 23

1600 - 2050 m3/h

15 KW

2300 - 3000 mm

32 - 21

1400 - 1800 m3/h

11 KW

2300 - 3000 mm

28 - 17,5

1200 -1550 m3/h

7,5 KW

2000 - 2500 mm

32,8 - 22,5

1000 - 1250 m3/h

5,5 KW

2000 - 2500 mm

28,5 - 18,5

900 - 1100 m3/h

4 KW

2000 - 2500 mm

23,6 - 16

750 - 900 m3/h

3 KW

1500 - 2000 mm

34,48 - 20,5

600 -800 m3/h

2,2 KW

1500 - 2000 mm

30,5 - 17

500 - 650 m3/h

1,5 KW

1500 - 2000 mm

25,3 - 14

400 - 500 m3/h

1,1 KW

1500 - 2000 mm

22,3 - 10

350 - 450 m3/h

Materials

AISI 304/316 stainless steel or special stainless steel

Options and variations

  • Submersible drive or bridge-mounted drive with extended shaft

  • Fixed bridge or floor-mounted

  • Vertical operation only

  • Submerged or surface drive

  • Fixed or variable water levels

Performance

High oxygen transfer efficiency

Low energy to volume mixing

Non-clogging operation