5
INSTRUCTION MANUAL
AIR HEATER TYPE XR
Technical specification
Unit
Type XR-4.1 (ERP2018)
XR10
XR20
XR30
XR40
XR50
XR60
Emission efficiency (η
s
, flow)
%
96.1
93.3
90.6
91.7
91.2
90.8
Seasonal space heating
efficiency
%
76.3
74.8
72.8
73.8
74.1
73.7
NOx emission (GCV)
mg/kWh
37
36
35
43
41
42
NOx class
-
5
5
5
5
5
5
Flue gas amount (max.)
kg/h
21.7
35.5
51.3
70.6
88.2
105.8
Thermostat communication bus
system (low voltage)
-
2-wire low voltage communication bus
Chimney flue pressure (max.)
Pa
90
90
90
120
120
120
Sound level (at 8 m)
dBA
42
45
45
46
47
49
Min. suspension height
(horizontal throw)
m
1.7
1.7
1.7
1.7
1.7
1.7
Flue length
m
9
9
9
9
9
9
Weight
kg
36
37
38
78
80
82
3.2 Gas types
3.2.1
Natural gas G20
Specification
Unit
Natural gas G20
Nominal supply pressure
mbar
20
Supply pressure (min. - max.)
mbar
17-25
Gas category
-
I2H
BE: I
2
E(s)
FR: I
2
ESI
NL: I
2
EK
DE: I
2
ELL
Class
-
B23, C13, C33
Specification
Unit
XR10
XR20
XR30
XR40
XR50
XR60
Gas consumption (max.)
m
3
/h
1.5
2.4
3.4
4.7
5.8
7.0
CO
2
High
%
9.0
9.0
9.0
9.1
9.1
9.0
CO
2
Low
%
8.5
8.6
8.5
8.6
8.5
8.8
O
2
High
%
4.9
4.9
4.9
4.9
4.9
5.1
O
2
Low
%
5.8
5.8
5.8
5.8
5.8
5.8
3.2.2 Propane G31
Specification
Unit
Propane
Nominal supply pressure
mbar
30-50
Supply pressure (min. - max.)
mbar
25-50
Gas category
-
I3P
Class
-
B23, C13, C33
Specification
Unit
XR10
XR20
XR30
XR40
XR50
XR60
Gas consumption (max.)
m
3
/h
1.1
1.8
2.5
3.5
4.4
5.3
CO
2
High
%
11.1
10.8
10.6
10.8
10.8
10.3
CO
2
Low
%
10.7
10.3
10.0
10.2
10.3
9.9
O
2
High
%
4.7
4.7
4.7
4.7
4.7
5.0
O
2
Low
%
5.7
5.7
5.7
5.7
5.7
5.7
