Vallox 3756, Manual

Page: 10 / 24

10
DIMENSIONS AND DUCT OUTLETS
INS
TALLA
TION
Air flow measurement points
1. A Supply air
2. B Extract air
Measurement points after the outlet collar. The fan curves indicate the
total pressure accounted for by duct losses.
Main parts
1. Extract air fan
2. Supply air fan
3. Fine filter for supply air
4. Heat recovery cell
5. Bypass damper of the HR
cell
6. Coarse filter for supply air
7. Coarse filter for extract air
R model in the figure.
In the L model, the parts are mirrored
8. Post-heating resistor
(
in front of the supply air fan
)
9. Additional heating resistor
10. Safety switch
11. Internal humidity and
carbon dioxide sensor
12. Ceiling bushing for
electric wires
Dimensions and duct outlets
Dimensions
Duct outlets
Inner diameter of the female collar: 125mm
1. Supply air from the unit to the apartment
2. Extract air from the apartment to the unit
3. Outdoor air to the unit
4. Exhaust air flowing outdoors from the unit
8
7
4
2
1
5
3
6
9
10
12
11
15 16 13 14
598
53
442 495
35
530
R model L model
A
B
B
A
598
328
105
114
91
500 517 625
512
374
154
4
3
2
1
598
356
87
88
210 500 517 625
86
224
444
Ø125
1
2
3
4
Ø125
R model
L model