Heat recovery unit

WRG 20-1

No longer available for delivery
Article number: 0082.0226
Manufacturer: MAICO
Heat recovery unit for wall installation

Product data sheet
WRG 20-1 IM0022794.PNG Heat recovery unit for wall installation
Back
  • On the notes
WRG 20-1
WRG 20-2
WRG20-1H
WRG20-2H

Characteristic curve

Dimensioned drawing

WRG 20-1 - Dimensioned drawing [mm]

  1. Recessed cable entry.
  2. Required window cut-out or wall breakthrough is 295 mm.

Technical data

WRG 20-1 - Technical data

Article WRG 20-1
Air flow volume 100 m³/h
Rotating speed 1.320 1/min
Speed controllable ✔
Rated voltage 230 V
Power consumption 35 W
Imax 0,2 A
Degree of protection IP 44
Installation site Wall
Material Synthetic material
Colour Traffic white, similar to RAL 9016
Weight 5,08
Weight including packaging 5,08 kg
Width with packaging 360 mm
Height with packaging 160 mm
Depth with packaging 490 mm
Airstream temperature at IMax 40 °C
Heat recovery rate 50 %
Packing unit 1 piece
Range D
GTIN (EAN) 4012799822264
Article number 0082.0226

 

63 Hz

125 Hz

250 Hz

500 Hz

1 kHz

2 kHz

4 kHz

8 kHz

Total

LWA7, high (dB(A))

–

–

–

–

–

–

–

–

54

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

Accessories

WRG 20-1 - Accessories

Specific accessories

Product type Name Art. No. Price*(EUR) Action
Replacement heat exchanger rings WRF 20 0093.0347 on request
  • On the notes

General accessories

Product type Name Art. No. Price*(EUR) Action
Step switch FS 4 0016.0104 on request
  • On the notes

Product description

Productdescription

WRG 20-1

short description

Heat recovery unit for wall installation

Product description

Features

  • Thermal heat recovery rate approx. 50 % supply air is heated by heat recovery from the exhaust air flow.
  • Not suitable for use in humid areas.
  • Not suitable for use in bedrooms.
  • Simultaneous ventilation and air extraction.
  • Centrifugal capillary impeller.
  • Heat exchanger ring with filter effect for supply and exhaust air, easy to clean and to replace.
  • Installation of an additional switch enables air extraction without heat recovery.
  • Plastic housing.
  • With operating indicator light.
  • Depth of outer part is only 22 mm. Therefore no conflict with shutters or blinds.
  • Safety shutdown when the housing is removed.
  • VDE-GS tested.

Motor

  • Robust motor with ball bearings, maintenance-free.
  • Suitable for continuous operation.
  • Thermal overload protection as standard feature. Switches motor off under thermal overload and comes on automatically again after cooling down.

Special versions

  • The following special models are available at extra cost on request:
  • Longer wall sleeves for walls up to 1.0 m thick.
  • Feasibility must be checked in each case.

Table of contents

Wiring diagram

WRG 20-1 - Wiring diagram

S1 fan On/Off, to be supplied by the customer

S2 supply air shutter opening/closing, to be supplied by the customer

S4, S5 safety limit switch

Z1 supply air shutter

M1 fan



Predecessor - successor

WRG 20-1 - Successor

Product type Name Art. No. Action
Final assembly kit WRG 35-SE No longer available for delivery 0082.0233
  • On the notes

Notes
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