Centrifugal duct fan

ERR 31/1 EC

Article number: 0073.0572
Manufacturer: MAICO
Centrifugal duct fan, DN 315, motor with EC technology
Application examples: Machine extraction unit, Workplace air extraction system, Production site
Product data sheet
ERR 31/1 EC IM0009883.PNG Centrifugal duct fan, DN 315, motor with EC technology
Back
  • On the notes
ERR 10/1 EC
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ERR 25/1 EC
ERR 31/1 EC

Characteristic curve

ERR 31/1 EC - Characteristic curve

Dimensioned drawing

ERR 31/1 EC - Dimensioned drawing [mm]

Technical data

ERR 31/1 EC - Technical data

Article ERR 31/1 EC
Air flow volume 1.300 m³/h
Rotating speed 3.395 1/min
Impeller type radial
Speed controllable ✔
Reversing capacity −
Type of voltage Alternating current
Rated voltage 230 V
Frequency 50 Hz/60 Hz
Nominal output 175 W
Imax 1,5 A
Degree of protection IP X4
Insulation class F
Pole-changeable −
Installation site Duct
Installation position vertical / horizontal
Material Sheet steel, powder coated
Housing material Sheet steel, powder coated
Colour Light grey
Weight 7,5 kg
Weight including packaging 8,2 kg
Nominal size 315 mm
Width 308 mm
Height 456 mm
Depth 404 mm
Width with packaging 360 mm
Height with packaging 470 mm
Depth with packaging 470 mm
Airstream temperature at IMax 60 °C
Sound pressure level 38 dB(A) / Distance 3 m, Free-field conditions
Packing unit 1 piece
Range E
GTIN (EAN) 4012799735724
Article number 0073.0572

 

63 Hz

125 Hz

250 Hz

500 Hz

1 kHz

2 kHz

4 kHz

8 kHz

Total

LWA3, S3 (dB(A))

–

–

–

–

–

–

–

–

59

LWA3

Distance 3 m, Free-field conditions

Accessories

ERR 31/1 EC - Accessories

Specific accessories

Product type Name Art. No. Price*(EUR) Action
Fixing cuff ELR 31 0092.0114 on request
  • On the notes
Mounting foot FUR 31/1 0036.0089 on request
  • On the notes

General accessories

Product type Name Art. No. Price*(EUR) Action
Automatic backflow preventer AVM 31 0093.0009 on request
  • On the notes
Protective grille SGR 31 0150.0128 on request
  • On the notes
Internal grille LGR 32/6 0151.0354 on request
  • On the notes
Internal grille LGR 42/6 0151.0355 on request
  • On the notes
Internal grille LGR 52/6 0151.0356 on request
  • On the notes
Internal grille LGR 62/6 0151.0357 on request
  • On the notes
Internal grille LGR 82/6 0151.0358 on request
  • On the notes
Tubular sound absorber RSR 31 Remaining parts 0092.0319 on request
  • On the notes
Tubular sound absorber RSR 31/50 Remaining parts 0092.0329 on request
  • On the notes
Tubular sound absorber RSR 31-1 0092.0599 on request
  • On the notes
Tubular sound absorber RSR 31/50-1 0092.0606 on request
  • On the notes
Electrical air heater DRH 31-6 0082.0108 on request
  • On the notes
Electrical air heater with controller DRH 31-12 R 0082.0146 on request
  • On the notes
Water air heater WRH 31-6 0082.0121 on request
  • On the notes
Air filter TFE 31-4 0149.0080 on request
  • On the notes
Air filter TFE 31-7 0149.0055 on request
  • On the notes
Potentiometer ST EC 010 0157.0110 on request
  • On the notes
Potentiometer ST EC 230 0157.0109 on request
  • On the notes
Potentiometer ST EC 3 0157.0111 on request
  • On the notes
Temperature control system DTL 16 P 0157.0825 on request
  • On the notes
Channel sensor FL 30 P 0157.0780 on request
  • On the notes
Room sensor FR 30 P 0157.0781 on request
  • On the notes
Air flow monitor LW 9 0157.0779 on request
  • On the notes
Hygrostat HY 230 0157.0126 on request
  • On the notes
Hygrostat HY 230 I 0157.0127 on request
  • On the notes
CO2 sensor SKD 0157.0345 on request
  • On the notes

Product description

Productdescription

ERR 31/1 EC

short description

Centrifugal duct fan, DN 315, motor with EC technology

Product description

Features

  • Efficient centrifugal duct fan made of powder-coated sheet steel.
  • Suitable for industrial and residential installations.
  • Centrifugal impeller with backwards curved blades.
  • Quiet and powerful.
  • Reduced space requirement due to compact dimensions.
  • For direct installation between ducts, for ventilation or air extraction, depending on the installation position.
  • Round connection sockets on inlet and outlet side adapted to standard ducts.
  • Mounting foot available as accessory.

Air flow direction

  • Airstream and direction of rotation are marked by arrows on the fan housing.

Motor

  • Single-phase AC motor.
  • Highly efficient EC motor.
  • Steplessly speed-controllable.
  • Robust motor with ball bearings, maintenance-free.
  • IP X4 degree of protection when installed in ventilation ducts with at least 1 m of duct on the inlet and outlet sides.

Installation instructions

  • Can be fitted in any position.
  • Use optional ELR flexible cuffs to prevent transfer of vibrations to the duct system.

Electrical connection

  • Externally fitted terminal box with cable entry grommet.

Safety instructions

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

Table of contents

Wiring diagram

ERR 31/1 EC - Wiring diagram

Adjustable speed


Speed adjustable via potentiometer


Maximum speed


Predecessor - successor

Notes
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