Centrifugal roof fan

EHD 31

Article number: 0087.0306
Manufacturer: MAICO
Mini roof fan for private or commercial use, DN 315
Application examples: Greenhouse, Garage, Building container, Foreman's office, Hothouse
EHD 31 IM0009405.PNG Mini roof fan for private or commercial use, DN 315

Characteristic curve

EHD 31 - Characteristic curve

  • EHD 31 IM0009448.PNG Mini roof fan for private or commercial use, DN 315

Dimensioned drawing

EHD 31 - Dimensioned drawing [mm]

  • EHD 31 IM0009434.PNG Mini roof fan for private or commercial use, DN 315

Technical data

EHD 31 - Technical data

Article EHD 31
Air flow volume 1.160 m³/h
Impeller type radial
Speed controllable
Reversing capacity
Energy efficiency class C
Type of voltage Alternating current
Rated voltage 230 V
Frequency 50 Hz
Nominal output 247 W
Imax 1,1 A
Degree of protection IP X5
Mains cable 3 x 1,5 mm²
Installation site Roof
Installation position vertical
Material Sheet steel, galvanised
Weight 9,8 kg
Nominal size 315 mm
Width 484 mm
Height 484 mm
Depth 358 mm
Airstream temperature at IMax -20 °C up to 60 °C
Sound pressure level 55 dB(A) / Distance 3 m, Free-field conditions
Packing unit 1 piece
Range C
GTIN (EAN) 4012799873068
Article number 0087.0306

 

63 Hz

125 Hz

250 Hz

500 Hz

1 kHz

2 kHz

4 kHz

8 kHz

Total

LWA5, high (dB(A))

46

52

61

66

68

67

63

62

73

LWA6, high (dB(A))

46

55

65

66

68

66

61

56

73

LWA5= free inlet sound power level in dB.

LWA6= free outlet sound power level in dB.

Accessories

EHD 31 - Accessories

Specific accessories

Product typeNameArt. No.Price*(EUR)Action
Speed control systemDRS0157.0188 on request
  • On the notes

General accessories

Product typeNameArt. No.Price*(EUR)Action
Automatic backflow preventerAVM 310093.0009 on request
  • On the notes
Protective grilleSGR 310150.0128 on request
  • On the notes
Speed controllerSTX 2,5New development0157.1562 on request
  • On the notes
Speed controllerSTU 2,5Discontinued product0157.0815 on request
  • On the notes
5-step transformerTRE 1,6-20157.0158 on request
  • On the notes
Follow-up relayNRS 100157.0805 on request
  • On the notes
TimerZS 40157.0088 on request
  • On the notes
ThermostatTHR 100157.0774 on request
  • On the notes
ThermostatTH 100157.0764 on request
  • On the notes
ThermostatTH 160157.0748 on request
  • On the notes
Temperature control systemEAT 6 G/10157.0808 on request
  • On the notes
Temperature control systemEAT 6 TG0157.0755 on request
  • On the notes
HygrostatHY 2300157.0126 on request
  • On the notes
HygrostatHY 230 I0157.0127 on request
  • On the notes
HygrostatHY 10 APNo longer available for delivery0157.0358 on request
  • On the notes
HygrostatHY 10 UPNo longer available for delivery0157.0357 on request
  • On the notes
Speed controllerST 2,5No longer available for delivery0157.0811 on request
  • On the notes

Product description

Productdescription

EHD 31

short description

Mini roof fan for private or commercial use, DN 315

Product description

Features

  • Space-saving roof fan with extremely compact dimensions.
  • For air extraction.
  • Attractive housing made of galvanised and powder-coated sheet steel.
  • Cover made of aluminium.
  • The cover is easily detachable for cleaning purposes.
  • Coated grille protecting against intervention.
  • Centrifugal impeller with backwards curved blades.
  • IP X5 degree of protection.

Motor

  • External rotor - capacitor motor.
  • Operating capacitor in the terminal box is ready to be connected.
  • Speed controllable.
  • Thermal overload protection as standard feature.
  • Robust motor with ball bearings, maintenance-free.

Mounting instructions

  • Thanks to its low weight, cranes or goods lifts are not needed to transport the EHD on to the roof.

Electrical connection

  • Connection to terminal block in the housing.

Safety instructions

  • The fan can be operated only if the protection against accidental contact with the impeller is guaranteed to be in accordance with DIN EN 13857 for fans with a free inlet.

Table of contents

Wiring diagram

EHD 31 - Wiring diagram

Centrifugal fan


Centrifugal fan with ST/STU/STS speed controller


Centrifugal fan with TRE 5-step transformer


Predecessor - successor

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