Ariston CLAS X - TECHNICAL DATA TABLE

Training manual CLAS X
Pag. 67 di 69
9 TECHNICAL DATA TABLE
Model Name
CLAS EVO 24 CF
CLAS EVO SYSTEM
24 CF
CLAS EVO SYSTEM
28 CF
CE certification (pin)
1312BR4794
1312BR4923
Boiler type
B11 - B11bs
Max/min nominal heat input(Hi)
kW
25,8 / 11,0
25,8 / 11,0
29,5 / 13,0
Max/min nominal heat input (Hs)
kW
28,7 / 12,2
28,7 / 12,2
32,8 / 14,4
Max/min nominal heat input for hot water (Hi)
kW
27 / 11,0
27 / 11,0
30,5 / 13
Max/min nominal heat input for hot water (Hs)
kW
30 / 12,2
30 / 12,2
33,9 / 14,4
Heat output: max/min
kW
23,7 / 9,9
23,7 / 9,9
26,7 / 11,2
D.H.W. Heat output: max/min
kW
24,8 / 99
24,8 / 99
27,6 / 11,2
Combustion efficiency (at flue) Hi/Hs
%
93
93
92,3
Gross efficiency of nominal heat input (60/80 °C) Hi/Hs
%
91,9 / 82,8
91,9 / 82,8
90,6 / 81,6
Gross efficiency at 30 % at 47°C Hi/Hs
%
91,2 / 82,1
91,2 / 82,1
89,7 / 80,8
Gross efficiency at minimum power Hi/Hs
%
90,2 / 81,2
90,2 / 81,2
86,5 / 77,9
Number of efficiency stars (Directive 92/42/EEC)
stars
***
***
**
Rating Sedbuk
class
D
D
D
Ma. heat loss to the casing (∆T = 50°C)
%
1,1
1,1
1,7
Heat loss through the flue when burner on
%
7
7
7,7
Heat loss through the flue when burner off
%
0,4
0,4
0,4
Residual discharge head
Pa
3
3
3
Nox class
class
3
3
3
Flue fumes temperature (G20)
°C
118
118
133
CO2 content2 (G20)
%
5,8
5,8
6,2
CO content (0 %02)
ppm
53
53
41
O2 content2 (G20)
%
10,1
10,1
9,3
Max capacity fumes (G20)
kg/h
63,6
63,6
68,9
Excess air
%
93
93
80
Load losses water side (max) ∆T=20°C
(mbar)
200
200
200
Residual head for the system
bar
0,25
0,25
0,25
Expansion vessel pre-charged pressure
bar
1
1
1
Maximum central heating circuit pressure
bar
3
3
3
Expansion vessel capacity
l
6,5
6,5
6,5
Central heating temperature: max/min(high temperature
range)
°C
82 / 35
82 / 35
82 / 35
Domestic hot water temperature max/min
°C
60 / 36
60 / 40
60 / 40
Specific flow rate of domestic hot water system (10 min.
with ∆T=30°C)) instant boilers
l/min
12,2
/
/
D.H.W. flow rate ∆T=25°C
l/min
14.5
/
/
D.H.W. flow rater ∆T=35°C
l/min
10,2
/
/
Hot water comfort stars (EN13203)
stars
3
/
/
D.H.W. minimum flow rate
l/min
1,7
/
/
Domestic hot water pressure max/min
bar
7
/
/
Power supply voltage/frequency
V/Hz
230/50
230/50
230/50
Power consumption
W
79 – 60 (EU)
79– 60 (EU)
90 – 60 (EU)
Minimum operating room temperature
°C
5
5
5
Electric system grades of protection
IP
X5D
X5D
X5D
Weight
kg
30
30
31
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