Technical Information - Ariston CLAS 28 FF Installation And Servicing Instructions

descrizione del prodotto
Model Name
CE certifi cation (pin)
Boiler type
Max/min nominal heat input(Hi)
Max/min nominal heat input (Hs)
Max/min nominal heat input for hot water (Hi)
Max/min nominal heat input for hot water (Hs)
Heat output: max/min
D.H.W. Heat output: max/min
Combustion effi ciency (at fl ue) Hi/Hs
Gross effi ciency of nominal heat input (60/80 °C) Hi/Hs
Gross effi ciency at 30 % at 47°C
Gross effi ciency at minimum power Hi/Hs
Number of effi ciency stars (Directive 92/42/EEC)
Rating Sedbuk
Ma. heat loss to the casing (ΔT = 50°C)
Heat loss through the fl ue when burner on
Heat loss through the fl ue when burner off
Residual discharge head
Nox class
Flue fumes temperature (G20)
CO2 content (G20)
2
CO content (0 %0 )
2
O2 content2 (G20)
Max capacity fumes (G20)
Excess air
Load losses water side (max) ΔT=20°C
Residual head for the system
Expansion vessel pre-charged pressure
Maximum central heating circuit pressure
Expansion vessel capacity
Central heating temperature: max/min(high temperature range)
Domestic hot water temperature max/min
Specifi c fl ow rate of domestic hot water system (10 min. with ΔT=30°C)) instant
boilers
D.H.W. fl ow rate ΔT=25°C
D.H.W. fl ow rater ΔT=35°C
Hot water comfort stars (EN13203)
D.H.W. minimum fl ow rate
Domestic hot water pressure max/min
Power supply voltage/frequency
Power consumption
Minimum operating room temperature
Electric system grades of protection
Weight
Dimensions (W x H x D) :
Hi/Hs
Technical Data
kW
kW
kW
kW
kW
kW
%
%
%
%
stars
class
%
%
%
Pa
class
°C
%
ppm
%
kg/h
%
(mbar)
bar
bar
bar
l
°C
°C
l/min
l/min
l/min
stars
l/min
bar
V/Hz
W
°C
IP
kg
mm
product description
CLAS 24 FF CLAS 28 FF
1312BR4793
C12-C32-C42-C52-C62-C82-B22-B22p-B32
25,8 / 11,0 30,0 / 13,0
28,7 / 12,2 33,3 / 14,4
27 / 11,0 31,3 / 13,0
30 / 12,2 34,8 / 14,4
24,2 / 9,8 28,1 / 11,6
26,2 / 9,8 29,5 / 11,6
94,5 93,9
93,8 / 84,5 93,6 / 84,3
93,6 / 84,3 93,2 / 83,9
89,2 / 80,3 89,3 / 80,4
*** ***
D
0,4 0,3
5,5 6,1
0,4 0,4
100 104
3
105 114
6,5 6,4
50 92
8,8 8,9
57,4 67,5
72 74
200 200
0,25 0,25
1
3
8
85 / 35 85 / 35
60 / 36 60 / 36
12,5 14,1
15,0 16,9
10,7 12,1
3
1,7 1,7
7
230/50 230/50
117 129
+5 +5
X5D X5D
30 31
400/770/315 400/770/315
D
3
1
3
8
3
7
9