Multiflow Series - MFB Series

  Features

  • The Multiflow® Series of duct mounted mixed-flow fans is suitable for supply or exhaust from applications ranging from residential, through commercial, to industrial.
  • A particular feature of this product is its low noise levels.

  Construction

  • Galvanised steel housings with modern flange connections.
  • Impellers are the AMS patented adjustable-pitch mixed-flow design.

  Motors

  • Type - standard TE motors.
  • Electricity supply - single or three-phase to suit a wide range of voltages and frequencies.
  • Bearings - sealed-for-life ball.
  • Standard motors can be single or multi-speed and can be speed-controlled using inverters.

Testing

  • Air flow tests to BS848 : Part 1, 1980.
  • Noise data tests to BS848 : Part 2, 1985

  Special Features

  • Sizes 350-450 are available in a choice of two pitch settings.
  • Sizes 500-800 are available in a choice of four or five pitch settings.
  • All sizes provide a wide range of capacities.
  • Fan units are light in weight and can be mounted at any angle.

  Dimensions

 
Model MFB A B C Kg
350 350 350 375 24
400 400 400 425 31
450 450 450 475 38
500 500 500 525 42
550 550 550 585 49
650 650 650 685 74
700 700 700 7.5 81
800 800 800 835 117

  Technical Data

      MFB 1 Ph MFB 3 Ph
Model MFB rev/sec Peak kW kW Amps kW Amps
254/5 24 0.06 0.09 0.09 0.12 0.50
254/2 0.14 0.09 0.09 0.12 0.50
314/4 24 0.18 0.25 1.80 0.37 1.40
314/2 0.13 0.25 1.80 0.37 1.40
354/5 24 0.36 0.55 3.60 0.37 1.40
354/2 0.23 0.25 1.80 0.37 1.40
356/5 16 0.11 0.12 1.05 0.16 0.93
356/2 0.07 0.12 1.05 0.16 0.93
404/5 24 0.70 0.75 4.90 0.75 2.00
404/3 0.45 0.55 3.60 0.55 1.75
406/5 16 0.21 0.25 2.20 0.16 1.17
406/3 0.14 0.18 1.55 0.16 1.17
454/4 24 1.00 - - 1.5 4.30
454/3 0.79 - - 1.5 4.30
456/4 16 0.36 0.55 6.00 0.37 1.34
456/3 0.23 0.55 6.00 0.37 1.34
504/5 24 1.91 - - 2.2 4.50
504/4 1.64 - - 2.2 4.50
504/3 1.40 1.5 10.2 1.5 3.30
504/2 1.23 1.5 10.2 1.5 3.30
504/1 1.07 1.5 10.2 1.5 3.30
506/5 16 0.56 - - 0.55 1.70
506/4 0.49 - - 0.55 1.70
506/3 0.42 - - 0.55 1.70
506/2 0.37 - - 0.55 1.70
506/1 0.32 - - 0.55 1.70
564/5 24 2.98 - - 3.0 6.30
564/4 2.58 - - 3.0 6.30
564/3 2.15 - - 2.2 4.50
564/2 1.85 - - 2.2 4.50
564/1 1.62 - - 2.2 4.50
566/5 16 0.90 - - 1.1 2.90
566/4 0.77 - - 1.1 2.90
566/3 0.63 - - 0.75 2.10
566/2 0.56 - - 0.75 2.10
566/1 0.47 - - 0.75 2.10
636/5 16 1.80 - - 2.2 5.14
636/4 1.60 - - 2.2 5.14
636/3 1.22 - - 1.5 3.60
636/2 1.18 - - 1.5 3.60
636/1 1.08 - - 1.5 3.60
638/5 12 0.74 - - 0.75 2.21
638/4 0.68 - - 0.75 2.21
638/3 0.57 - - 0.75 2.21
638/2 0.49 - - 0.55 1.51
638/1 0.45 - - 0.55 1.51

  Wiring

Refer to Section Installation, Maintenance & Wiring p. I-6
The Multiflow® Mixed-Flow In-Line Fans shall be as designed and manufactured by AMS and be of the model numbers shown on the schedule/drawings. The mixed-flow impellers shall be of patented adjustable-pitch design and driven by standard TE motors.

  Auto Cad

  PDF

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