Axial wall-mounted fan

EN 31

Article number: 0081.0309
Manufacturer: MAICO
Axial wall-mounted fan for air extraction, DN 310
Application examples: Office, Office, Commercial premises, Restaurant, Production facility
EN 31 IM0014159.PNG Axial wall-mounted fan for air extraction, DN 310

Characteristic curve

EN 31 - Characteristic curve

  • EN 31 IM0006041.PNG Axial wall-mounted fan for air extraction, DN 310

EN 31 - Characteristic curve

  • EN 31 IM0006040.PNG Axial wall-mounted fan for air extraction, DN 310

Dimensioned drawing

EN 31 - Dimensioned drawing [mm]

  • EN 31 IM0006121.PNG Axial wall-mounted fan for air extraction, DN 310
  1. Inside

Technical data

EN 31 - Technical data

Article EN 31
Air flow volume 1.500 m³/h
Rotating speed 1.220 1/min
Impeller type axial
Air direction Air extraction
Speed controllable
Reversing capacity
Type of voltage Alternating current
Rated voltage 230 V
Frequency 50 Hz
Nominal output 76 W
Imax 0,33 A
Degree of protection IP 44
Mains cable 3 x 1,5 mm²
Installation site Wall / Ceiling
Type of installation Surface-mounted
Installation position any
Material Synthetic material
Colour Traffic white, similar to RAL 9016
Weight 4,6 kg
Nominal size 315 mm
Width 445 mm
Height 445 mm
Depth 186 mm
Airstream temperature at IMax 40 °C
Sound pressure level 57 dB(A)
Packing unit 1 piece
Range C
GTIN (EAN) 4012799813095
Article number 0081.0309


63 Hz

125 Hz

250 Hz

500 Hz

1 kHz

2 kHz

4 kHz

8 kHz


LWA7, high (dB(A))


LWA7= housing and free inlet sound power level in dB.

Product description


EN 31

short description

Axial wall-mounted fan for air extraction, DN 310

Product description


  • Housing can be easily removed without tools, for cleaning.
  • Pleasantly quiet.
  • Clean and fast exchange of existing EN devices thanks to 100 % compatibility with the previous EN and ET devices.
  • In the case of existing electrical external shutters with plug connection: Remove the plug and reconnect the individual cables according to the EN/ENR wiring diagrams.
  • Maintenance-free fan.


  • Thermal overload protection as standard feature.
  • Robust motor.
  • Suitable for continuous operation.

Electrical connection

  • Electrical connection can be either surface- or recessed-mounted.

Safety instructions

  • The fan may be operated only if the protection against accidental contact with the impeller is guaranteed to be in accordance with DIN EN ISO 13857.

Table of contents

Wiring diagram

EN 31 - Wiring diagram

EN 20, EN 25, EN 31 with on/off switch

S1 - On/off with off switch

S1 - On/off with off TH... thermostat

S1 - On/off with off HY 5 hygrostat

S1 - On/off with off EAQ 10 air quality controller

* - duct only for MK... shutter

Connection example: potential-free contact of EAQ 10/3 air quality controller

In the wiring diagram, the EAQ 10/3 is operated in a party cellar along with an EN wall-mounted fan.

Fuse protection provided by customer

St - Fault message

Et - Ethernet

X1 - Mains

X2 - 12V/2A

X3 - 230V/16A

X6 - 230V/5A

X11 - RS485

X12 - Sensors

X13 - RLS

r.H. - Humidity

EN 20, EN 25, EN 31 with FS 4 step switch

FS 4 - Step switch for 2 speeds

* - duct only for MK... shutter

EN 20, EN 25, EN 31 with TRE 5-step transformer

TRE - 5-step transformer (on/off, 5-speed)

* - duct only for MK... shutter

EN 20, EN 25, EN 31 with TRE..S 5-step transformer and ESS 20 5-step switch.

TRE...S - 5-step transformer, control cabinet

ESS 20 - 5-step switch (on/off, 5-speed)

* - duct only for MK... shutter

Predecessor - successor

EN 31 - Predecessor

Product typeNameArt. No.Action
Wall-mounted fanEN 31No longer available for delivery0081.0303
  • On the notes
Wall-mounted fanET 31No longer available for delivery0081.0503
  • On the notes

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