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R1KR 28 - RAD - ING - Manual - 1807.1_SK.2_MIAB3013_R7_PDX
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2. MAINTENANCE
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2.2.8. TECHNICAL DATA
Model
R1KR 28
CE certification
no.
0476CQ0134
Gas category
II2H3B/P
Discharge type
type
B 2 3 p - B 3 3 - C13 - C 3 3 -
C43-C53-C63-C83-C93
Energy efficiency 92/42 CEE
no. stars
4
Maximum nominal heat capacity in heating circuit
kW
25
Maximum nominal heat capacity in domestic circuit
kW
27
Minimum nominal heat capacity in heating circuit
kW
3,7
Minimum nominal heat capacity in domestic circuit
kW
3,7
Useful thermal power - 60/80°C
kW
24,3
Minimum useful thermal power - 60/80°C
kW
3,50
Useful thermal power - 30/50°C
kW
26,45
Performance at 100% Pn - 60/80°C
%
97,1
Performance at 30% Pn - return 30°C
%
107,5
Performance at 100% Pn - 30/50°C
%
105,8
Maximum combustion Performance
%
97,7
Fumes temperature at nominal heat capacity
°C
74,6
Fumes temperature at minimum heat capacity
°C
60,7
CO2 at nominal heat capacity - G20
%
9,3 - 9,1
CO2 at minimum heat capacity - G20
%
9 - 8,8
CO2 at nominal heat capacity - G30
%
11,5 - 11,3
CO2 at minimum heat capacity - G30
%
10,75 - 10,65
CO2 at nominal heat capacity - G31
%
10,4 - 10,2
CO2 at minimum heat capacity - G31
%
9,95 - 9,85
CO at nominal heat capacity
ppm
72
Fumes mass at nominal heat capacity
g/s
11,02
Fumes mass at minimum heat capacity
g/s
1,78
NOx class
class
6
Weighted Nox (0% O2) mg/kWh
mg/kWh
37
Heating circuit
Adjustable heating temperature
°C
30-80 / 25-45
Maximum operating temperature for heating circuit
°C
80
Maximum operating pressure for heating circuit
bar
3
Minimum operating pressure for heating circuit
bar
0,3
Capacity of the system expansion vessel
litres
8
Domestic circuit
Adjustable domestic temperature
°C
35-60
Maximum pressure for domestic circuit
bar
6
Minimum pressure for domestic circuit
bar
0,5
Specific capacity in continuous service - Δt 30°C
litres/min
13,22
Dimensional characteristics
Width
mm
410
