Water air heater

WHP 56-69

Article number: 0082.0124
Manufacturer: MAICO
Water-air heater for 1,000 mm x 500 mm ventilation channels
WHP 56-69 IM0009861.PNG Water-air heater for 1,000 mm x 500 mm ventilation channels

Characteristic curve

WHP 56-69 - Characteristic curve Pressure losses

  • WHP 56-69 IM0001039.PNG Water-air heater for 1,000 mm x 500 mm ventilation channels
  1. WHP 22-18
  2. WHP 25-22
  3. WHP 28-29
  4. WHP 31-34
  5. WHP 35-43
  6. WHP 50-55
  7. WHP 56-69

WHP 56-69 - Characteristic curve

  • WHP 56-69 IM0001040.PNG Water-air heater for 1,000 mm x 500 mm ventilation channels

Dimensioned drawing

WHP 56-69 - Dimensioned drawing [mm]

  • WHP 56-69 IM0001041.PNG Water-air heater for 1,000 mm x 500 mm ventilation channels
  1. Whitworth thread: 1/2" for WHP 22-18 and WHP 25-22; 3/4" for WHP 28-29, WHP 31-34 and WHP 35-43; 1" for WHP 50-55 and WHP 56-69
A: 940 mm
B: 500 mm
C: 1.020 mm
D: 520 mm
E: 475 mm
F: 28 mm
G: 40 mm
H: 1.206 mm
I: 55 mm
K: 35 mm
L: 120 mm

Technical data

WHP 56-69 - Technical data

Article WHP 56-69
Max. flow velocity 3,5 m/s
Installation site Channel
Installation position vertical / horizontal
Housing material Sheet steel, galvanised
Weight 12,3 kg
Channel dimension 1.000 mm x 500 mm
Width 1.206 mm
Height 570 mm
Depth 120 mm
Air heater type Water
Heater power rating 69.000 W
Mass flow 2.368 kg/h
Inlet temperature 70 °C
Return flow temperature 50 °C
Max. water temperature 100 °C
Max. water pressure 8 bar
Water pressure difference 7.000 Pa
Packing unit 1 piece
Range D
GTIN (EAN) 4012799821243
Article number 0082.0124

Accessories of

WHP 56-69 - Accessories of

is a general accessory of

Product typeNameArt. No.Price*(EUR)Action
Channel fanDPK 56 EC0086.0810 on request
  • On the notes
Sound-insulated channel fanDSK 56 EC0086.0811 on request
  • On the notes
Sound-insulated channel fanDSK 56/4No longer available for delivery0086.0648 on request
  • On the notes

Product description


WHP 56-69

short description

Water-air heater for 1,000 mm x 500 mm ventilation channels

Product description

  • Water air heater for ventilation systems.
  • Water connection made of copper tubes with external threads.
  • Mounting instructions: Install behind the fan at distances of at least 1 metre, to achieve equal flows.
  • With air extraction and emptying. Take accessibility into account when installing.
  • Frost protection must be supplied by the customer.
  • With floating offset collecting pipes, to compensate for heat expansion.

Table of contents

Wiring diagram

WHP 56-69 - Wiring diagram

Predecessor - successor

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