Installation and Operating Instructions
Central ventilation units AIR1 XH
3 .1 .2 Separable units (AIR1 XH 3500 - 8500)
Sectional view of separable units (AIR1 XH 3500 - 8500) incl. internal accessory parts (external view with weather
protection cover and outside air duct connector):
3
2
11
10
11
17
18
19
1
Terminal box
2
Outside air filter (ePM1 55 %)
3
Outside air pre-filter (ePM10 50 %/optional)
4
Extract air filter (ePM10 50 %)
5
Electrical pre-heater
6
Extract air fan
7
Supply air fan
8 8
Cross-counterflow heat exchanger
9
Condensation outlet
10
Housing
15
1
13
5
8
6
9
16
11
12
13 13
14
15
16
17
18
19
48
14
7
9
Volume control damper (optional)
Warm water/electrical auxiliary heater (optional)
Bypass damper
Recirculation damper (optional)
Main switch (AIR1 XH 3500)
Main switch (AIR1 XH 4500-8500)
Weather protection cover (optional)
Outside air intake hood (optional)
Exhaust air discharge hood (optional)
EN
Fig .25
4
12