4.7 Connections
4.7.1 Ducting
4.7.1.1 Air connections principles
Fig. 12 Connections and basic components in left hand connected units
Position
Description
Symbol
A
Connection supply air
B
Connection exhaust air
C
Connection outdoor air
D
Connection extract air
1
Fan supply air
2
Fan extract air
3
Filter supply air
4
Filter extract air
5
Heat exchanger
6
Electric compartment
7
Damper bypass extract air
8
Damper bypass outdoor air
9
Pressure sensor extract air filer/extract air fan
10
Pressure sensor supply air fan/supply air filter
11
Pressure sensor defrosting exchanger
Installation instructions
207575
13
Systemair Sverige AB