Ariston HS C 24 FF NG Installation And Servicing page 67

Model Name
Boiler type
Max/min nominal heat input (Hi) Qn
Max/min nominal heat input (Hs) Qn
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 efficiency
Gross efficiency of nominal heat input (60/80 °C) Hi/Hs
Gross efficiency at 30 % at 47°C
Gross efficiency at minimum power Hi/Hs
Number of efficiency stars (Directive 92/42/EEC)
Ma. heat loss to the casing (∆T = 50°C)
Heat loss through the flue when burner on
Heat loss through the flue 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
Expansion vessel pre-charged pressure
Maximum central heating circuit pressure
Expansion vessel capacity
Central heating temperature max/min
Domestic hot water temperature max/min
Specific flow rate of D.H.W. system (10 min. with ∆T=30°C)) instant boilers
D.H.W. flow rate ∆T=25°C
D.H.W. flow rater ∆T=35°C
Hot water comfort stars (EN13203)
D.H.W. minimum flow rate
Domestic hot water pressure max/min
Power supply voltage/frequency
Power consumption
Minimum operating room temperature
Electric system grades of protection
Weight
Hi/Hs
TECHNICAL DATA
HS C 24 FF NG
C12-C22-C32-C42-C52-C62-C82 B22-
B22p-B32
kW 25,8 / 11,0
kW 28,7 / 12,2
kW 25,8 / 11,0
kW 28,7 / 12,2
kW 24,0 / 9,5
kW 24,0 / 9,5
% 93,7
% 93,1 / 83,8
% 89,2 / 80,4
% 86,7 / 78,1
stars
% 0,6
% 6,3
% 0,4
Pa 120
class 3
°C 117
% 6,5
ppm 60
% 8,8
kg/h 56,9
% 72
bar 1
Mpa 0,3
(bar) (3)
l 8
°C 82 / 35
°C 60 / 36
l/min 11,2
l/min 13,5
l/min 9,6
stars
l/min < 2
Mpa 0,7 / 0,1
(bar) (7 / 1)
V/Hz 230/50
W 112
°C +5
IP X5D
kg 28
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