29
ENGLISH
8 - Technical data
Description
Start Condens 25 IS
Fuel
G20
G31
Appliance category
II2H3P
Country of destination
(+)
Type of appliance
B23P, B53P, C13-C13x, C23, C33-C33x, C43-C43x, C53-C53x, C83-C83x,
C93-C93x
Heating
Nominal heat input
kW
20,00
Nominal heat output (80/60°C)
kW
19,50
Nominal heat output (50/30°C)
kW
20,84
Reduced heat delivery
kW
5,00
Reduced heat output (80/60°C)
kW
4,91
Reduced heat output (50/30°C)
kW
5,36
Nominal Range Rated thermal output (Qn)
kW
20,00
Minimum Range Rated thermal output (Qn)
kW
5,00
Domestic hot water
Nominal heat input
kW
25,00
Nominal heat output (*)
kW
25,00
Reduced heat delivery
kW
5,00
Reduced heat output (*)
kW
5,00
Domestic hot water
Useful efficiency Pn max - Pn min (80/60°C)
%
97,5 - 98,1
Useful efficiency 30% (47° C return)
%
102,2
Useful efficiency Pn max - Pn min (50/30°C)
%
104,2 - 107,2
Useful efficiency 30% (30° C return)
%
108,9
Efficiency at average P Range Rated (80/60°C)
%
97,8
Combustion efficiency
%
97,9
Residual discharge head of boiler without pipes
Pa
100
Flow rate CH
Mass flue gas flow rate maximum output
g/s
9,086
8,901
Mass flue gas flow rate minimum output
g/s
2,167
2,225
Air capacity
Nm
3/
h
24,298
23,711
Flue gas capacity
Nm
3/
h
26,304
25,262
Air excess index (
λ
) maximum output
%
1,269
1,281
Air excess index (
λ
) minimum output
%
1,207
1,281
Flow rate DHW
Mass flue gas flow rate maximum output
g/s
11,357
11,126
Mass flue gas flow rate minimum output
g/s
2,167
2,225
Air capacity
Nm
3/
h
30,372
29,639
Flue gas capacity
Nm
3/
h
32,880
31,578
Air excess index (
λ
) maximum output
%
1,269
1,281
Air excess index (
λ
) minimum output
%
1,207
1,281
Emissions
CO
2
at maximum/minimum
%
9,0 - 9,5
10,5 - 10,5
CO S.A. at maximum/minimum lower than
ppm
180 - 20
190 - 20
NOx S.A. at maximum/minimum lower than
ppm
30 - 20
35 - 35
Flue gases temperature (max/min output)
°C
65 - 58
62 - 55
NOx class
5
CH operation
heating maximum operating pressure
bar
3
Minimum pressure for standard operation
bar
0,25 - 0,45
Maximum permissible temperature
°C
90
Selection field of the boiler water temperature
°C
20/45 - 40/80
Electrical supply
Volt-Hz
230/50
Expansion tank
l
8
Expansion tank pre-charge
bar
1
CH operation
Overall heating electric power
W
68
Overall DHW electric power
W
82
Circulator electric power (1.000 l/h)
W
39
Electrical protection level
IP
X5D
(*) Average value of various hot water operating conditions
9
The parts concerning the DHW should only be considered when connected to a storage tank (accessory available on request)
(+) The installation of this product is allowed only in the destination Countries contained in the data plate, regardless of the present translation language.
Содержание Start Condens 25 IS
Страница 52: ...Cod 20114923 02 16 Ed 0...
