21
Air temperature
sensor position
Accessory filters
10.5 - Duct connection
The 30RY 017-080 can be installed inside a building and
connected to an air ductwork system:
- air heat exchanger side, i.e. at the fresh air inlet side
- fan discharge side, i.e. where the air treated by the heat
exchanger is discharged.
Installation in a room is thus possible without disturbing the
room temperature.
10.5.1 - Air return without accessory filter
The units are supplied with a collar that permits connection of
a return air duct.
Provide a removable window on the return air duct to permit
maintenance of the air temperature sensor.
10.5.2 - Air return with accessory filter
The suction side connection collar must first be removed.
Installation of the accessory on the unit can be done as follows:
10.4 - Available static system pressure
Single pump
Available static pressure, kPa
Water flow rate, l/s
Legend
1 30RY 017
2 30RY 021
3 30RY 026
4 30RY 033
5 30RY 040
6 30RY 050
7 30RY 060
8 30RY 070
9 30RY 080
50
75
100
125
150
175
200
225
250
275
300
0
2
46
4
5
6
1
2
3
7
8 9
25
50
75
100
125
150
175
200
225
02468
1
2 3
4
5
25
Dual pump
Available static pressure, kPa
Water flow rate, l/s
Legend
1 30RY 040
2 30RY 050
3 30RY 060
4 30RY 070
5 30RY 080