12
5
4
19
20
1
2
3
4
6
7
9
13
8
10
11
21
5
Dimensions and duct outlets
Duct outlets
Inner diameter of collar
ø 160 mm + connector outlets
VALLOX DIGIT2 SE models
Code: 3550 SE
VALLOX DIGIT2 SE
• Preheating radiator: electric, 1200 W
• Post-heating radiator: electric, 1200 W
VALLOX DIGIT2 SE VKL
• Preheating radiator: electric 1200 W
• Post-heating radiator: VKL water radiator
VALLOX DIGIT2 SE MLV
• Preheating radiator: MLV liquid radiator
• Post-heating radiator: VKL water radiator
The letter L or R after the name of the unit indicates
whether the unit is left- or right-handed.
Main parts
12
13
15
10
10
11
11
14
14
16
17
18
1
2
3
4
5
6
7
8
9
19
Extract air fan 210 W/0.92 A,
alternating current (AC)
Supply air fan 210 W/0.92 A,
alternating current (AC)
Electrical quick-connect terminal for fan
Preheating unit
(electric 1.2 kW or liquid)
Post-heating unit
(electric 1.2 kW or water)
Heat recovery cell
Outdoor air filter F7
Outdoor and extract air prefilter G3
Summer/winter damper
Maintenance switch
Connection box cover plate
Self-actuated one-way dampers
(only in VKL and MLV models)
Plug 1.8 m
Humidity sensor (option)
Control panel
CO
2
sensor (option)
LON converter (option)
Air flow measuring outlets
(behind cover plate)
Water radiator actuator/valve
Connection ø 12
MLV connection ø 10 cu
20
21
Supply air to the dwelling
Extract air from the dwelling
Outdoor air to the unit
Exhaust air outside
4
3
2
1
Model R
Exhaust air outside
Outdoor air to the unit
Extract air from the dwelling
Supply air to the dwelling
4
3
2
1
Model L
Supply liquid/water
Return liquid/water
B
A
596
61
6
54
1
61
6
17
54
1
569
15
1
2
3
4
104
131.5
125
131.5
104
173.
1
21
1
54
19
40.9
28
40.9
28
19
54
52
R 1/2
3
4
2
1
B
A
B
A
© VALLOX • We reserve the right to make changes without prior notification.
VALLOX DIGIT2 SE/VKL/MLV
DIMENSIONS AND MAIN PARTS
2
2
14
15
16
17
The picture shows VALLOX DIGIT2 SE
model R (electric radiator model).
VKL/MLV model units
18