Ariston CLAS - Technical Data Table

Training manual CLAS
Pag. 70 di 71
8 TECHNICAL DATA TABLE
General
notes
Model name
24 CF
CE certification (pin)
1312BR4794
Boiler type
B
11bs
Energetic performance
Nominal heat input max/min (Hi)
kW
25,8/11,2
Nominal heat input max/min (Hs)
kW
28,7/12,4
Sanitary heat input max/min (Hi)
kW
27,0/11,0
Sanitary heat input max/min (Hs)
kW
30,0/12,2
Thermal power max/min
kW
23,7/10,1
Combustion efficiency
%
93,0
Efficiency at the nominal heat input (60/80°C) Hi/Hs
%
91,9/82,7
Efficiency at 30% 47°C Hi/Hs
%
91,2/82,1
Efficiency at minimum Hi/Hs
%
90,2/81,2
Efficiency stars (dir. 92/42/EEC)
n°
2
Maximum heat loss to casing (∆T=50°C)
%
1,4
Heat loss to flue with burner in function
%
7
Heat loss to flue with burner off
%
0,4
Heating
Emissions
Minimum draught
Pa
3
Flue gas temperature (G20)
°C
117,5
CO
2
contents (G20)
%
5,75
CO contents (0%O
2
)
ppm
53
O
2
contents
%
10,13
Nox class
n°
3
Air excess
%
84
Sanitary
Emission
Flue gas maximum flow (G20)
kg/h
63,6
Flue gas temperature (G20)
°C
121,9
CO
2
contents (G20)
%
6,05
CO contents (0%O
2
)
ppm
66
O
2
contents
%
9,59
Air excess
%
84,13
Heating
circuit
Water side pressure loss (max) ∆T=20°C
mbar
200
System residual head
bar
0,25
System fill minimum pressure
bar
0,4
Heating maximum pressure
bar
3
Expansion vessel capacity
litres
8
Expansion vessel pre-load
bar
1
Heating temperature max/min (high temp. range)
°C
85/35
Sanitary circuit
Sanitary temperature max/min
°C
60/36
Sanitary specific flow (10 min. with ∆T=30°C)
Litres/min
12,2
Quantity of hot water ∆T=25°C
Litres/min
14,6
Quantity of hot water ∆T=35°C
Litres/min
10,5
Comfort performance stars (EN13203)
n°
3
Minimum hot water flow
Litres/min
1,6
Sanitary pressure max/min
bar
6/0,2
Electrical
and ambient
data
Supply voltage frequency
V/Hz
230/50
Total electrical power absorbed
W
88,5
Electrical system protection
IP
X4D
Minimum ambient temperature
°C
5
Weight and
dimensions
Weight
kg
30
Dimensions (L x A x P)
cm
400x780x315