Technical Data - Riello Start Condens 25 IS Manuel D'installation Et D'utilisation

8 - Technical data

Description
Fuel
Appliance category
Country of destination
Type of appliance
Heating
Nominal heat input
Nominal heat output (80/60°C)
Nominal heat output (50/30°C)
Reduced heat delivery
Reduced heat output (80/60°C)
Reduced heat output (50/30°C)
Nominal Range Rated thermal output (Qn)
Minimum Range Rated thermal output (Qm)
Domestic hot water
Nominal heat input
Nominal heat output (*)
Reduced heat delivery
Reduced heat output (*)
Efficiency
Useful efficiency Pn max - Pn min (80/60°C)
Useful efficiency 30% (47° C return)
Useful efficiency Pn max - Pn min (50/30°C)
Useful efficiency 30% (30° C return)
Efficiency at average P Range Rated (80/60°C)
Combustion efficiency
Residual discharge head of boiler without pipes
Flow rate CH
Mass flue gas flow rate maximum output
Mass flue gas flow rate minimum output
Air capacity
Flue gas capacity
Air excess index (λ) maximum output
Air excess index (λ) minimum output
Flow rate DHW
Mass flue gas flow rate maximum output
Mass flue gas flow rate minimum output
Air capacity
Flue gas capacity
Air excess index (λ) maximum output
Air excess index (λ) minimum output
Emissions
CO at maximum**/minimum**
2
CO S.A. at maximum**/minimum** lower than
NOx S.A. at maximum**/minimum** lower than
Flue gases temperature (max/min output)**
NOx class
CH operation
Heating maximum operating pressure
Minimum pressure for standard operation
Maximum permissible temperature
Selection field of the boiler water temperature
Electrical supply
Expansion tank
Expansion tank pre-charge
Electric parameters
Overall heating electric power
Overall DHW electric power
Circulator electric power (1.000 l/h)
Electrical protection level
(*) Average value of various hot water operating conditions
(**) Check performed with concentric pipe Ø 60-100 - length 0.85m - water temperature 80-60°C..
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.
B23P, B53P, C13-C13x, C33-C33x, C43-C43x, C53-C53x, C83-C83x,
kW
kW
kW
kW
kW
kW
kW
kW
kW
kW
kW
kW
%
%
%
%
%
%
Pa
g/s
g/s
Nm h
3/
Nm h
3/
%
%
g/s
g/s
Nm h
3/
Nm h
3/
%
%
% 9,0 - 9,5
ppm 180 - 20
ppm
°C
bar
bar
°C
°C
Volt-Hz
l
bar
W
W
W
IP
29
Start Condens 25 IS
G20
II2H3P
(+)
C93-C93x
20,00
19,50
20,84
5,00
4,91
5,36
20,00
5,00
25,00
25,00
5,00
5,00
97,5 - 98,1
102,2
104,2 - 107,2
108,9
97,8
97,9
100
9,086
2,167
24,298
26,304
1,269
1,207
11,357
2,167
30,372
32,880
1,269
1,207
30 - 20
65 - 58
5
3
0,25 - 0,45
90
20/45 - 40/80
230/50
8
1
68
82
39
X5D
ENGLISH
G31
8,901
2,225
23,711
25,262
1,281
1,281
11,126
2,225
29,639
31,578
1,281
1,281
10,5 - 10,5
190 - 20
35 - 35
62 - 55