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MN • Centrifugal fans

  • Single inlet fans
  • Forward curved blades
  • 850-1400 m³/h
  • Standard
  • IP55

Single inlet centrifugal fan

Application

  • MN blowers are used for extraction of slightly dusty and wet air.
  • The fan is suitable for handling air up to 80°C.

Composition

  • The casing is made of sheet steel, spot-welded and paint in grey.
  • Motor out of the air stream
  • Dynamically and statically balanced impeller with forward curves blades.
  • Squirrel-cage asynchronous motor
  • Protection IP55 – Insulation F
  • Supply: 230Vac 1ph 50Hz (Steinmetz type) or 230/400Vac 3ph 50Hz
  • Standard version suitable for continuous drive at 80°C

Accessories

  • Inlet flange, type RNFLA
  • Outlet guard
  • Square/round piece on outlet.
  • Speed controller, type BTRNTK
  • Frequency converter 230V in / 3x230V out, type FIS-13
  • Frequency converter 3x400V in / 3x400V out, type FIS-44

Options

  • ATEX II 2G T3 version
  • High temperature 250°C version
  • 2-speed motors
  • Stainless steel version

Order example

MN 554/230V + BTRN-1-2 + RNFLA554

MN554 = fan

230V = supply 1ph

BTRN = speed controller

RNFLA = inlet flange

МоделМоторМощностМоделМоторМощност
[kW] [kW]
MN202/220V56М20.09MN202/380V56М20.09
MN252/220V56М20.09MN252/380V56М20.09
MN302/220V63М20.18MN302/380V63М20.18
MN304/220V63A-40.12MN304/380V63A-40.12
MN402/220V63М20.25MN402/380V63М20.25
MN404/220V63A-40.12MN404/380V63A-40.12
MN502/220V71М20.37MN502/380V71М20.37
MN504/220V63М40.18MN504/380V63М40.18
MN552/220V71М20.55MN552/380V71М20.55
MN554/220V63М40.18MN554/380V63М40.18
MN602/220V80М21.1MN602/380V80М21.1
MN604/220V71М40.25MN604/380V71М40.25

Attention

  • The MN fan may never be used with free inlet. There should be a minimal counter-pressure as shown in the table above. Please measure the current at first startup.
  • The motorspeed is not adjustable by means of an electronic controller.

Dimensions

AsFDEGHabNOPQ[RSVZKg
[mm][mm][mm][mm][mm][mm][mm][mm][mm][mm][mm][mm][mm][mm][mm][mm][mm]
MN2028512085621901687060857593907110105392232.5
MN2521121501009427022382851101101281287140140442323
MN3021121501009427022385851101101281287140140472705.5
MN3041301501029626022085851051101151197126128462855,5
MN40211215010094270223110851281031381159155130602956
MN4041301501029626022085851101101151197130150573055,5
MN5021221951201153222731101101281281401409160160603189.5
MN5041221951201153222731101101281281401409160160602956
MN55215819512011532227311011012812814014091601606031810
MN5541581951201153222731101101281281401409160160602957
MN60218022215614540533814014016016017017091901907738520
MN60418022215614540533814014016016017017091901907733512

Air performance

Notes

Pt = Total pressure

Ps = Statical pressure

Pv = Absorbed power

P[W]/P[kW] = Motor power

Qv = Air flow rate

T = 15°C

P = 1 atm

Attention

  • At the orientation drawing, the motor is directed towards you. The desired orientation has to be specified upon order.
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