Technical Specifications; Pressure Loss-Volume Flow-Characteristic Curves For Design Of Adjoining Room Connection - Zehnder Rittling ComfoAir 70 User Manual

Technical specifications

General specifications
Heat exchanger type
Housing / Interior lining
Pipe connections
Weight
Operating voltage
Mains frequency
Rated current
Protection class
Degree of protection
Temperature ranges
Installation location
Mounting position
Operation data
Fan speed Volume flow
[m³/h]
Standby -
FS1 15
FS2 25
FS3 40
FS4 60
Sound data housing emission
Sound pressure level L
p
Fan speed Standard
FS1 11,0
FS2 23,6
FS3 29,4
FS4 36,4
Sound data sound passage
Working condition of
shutters
Shutters open
Shutters closed

Pressure loss-Volume Flow-Characteristic curves for design of adjoining room connection

26
Description / Value
Enthalpy exchanger with polymer membrane
Aluminium, powder-coated, free of thermal bridges; interior lining is made of expanded
polypropylene (EPP) to provide heat and sound insulation
DN 100 (sleeve size)
14 to 16 kg depending on facade finish
230 V AC (working voltage range 100 to 240 V AC)
50 to 60 Hz
0.15 A
II
IP 20
-20 to 40 °C
In a wall mounting pipe with casing on the inside of a perpendicular external wall;
wall thickness min. 275 mm to max. 600 mm (to 900 mm with extension set)
In-wall casing with supply and exhaust air openings at the top
Thermal efficiency
[%]
-
90
83
76
71
in [dB(A)], free-field conditions with 3 m clearance
1 adjoining room
connection
9,2
16,3
24,3
31,2
Weighted sound reduction index
R (C;C
I,mw
17 (-1; -3)
25 (-1; -4)
Humidity efficiency
[%]
-
84
73
61
54
2 adjoining room
connections
2,9
16,0
16,2
22,7
) [dB]
tr
Power consumption
on the outside
Weighted normalized level difference
D [dB]
In, mw
40
48
[W]
< 1
4
5
9
17
13,9
25,0
34,6
44,9