START AQUA 28/60 BI
28
TECHNICAL DATA
START AQUA 28/60 BI
Gas
G20
G30
G31
Appliance category ● Country of destination
II2H3+ ● (+)
Appliance category ● Country of destination
I3B/P ● (MT)
Appliance type
B
11BS
Heating
Nominal heat input (Hi)
kW
31,00
Nominal heat output
kW
28,06
Reduced heat input (Hi)
kW
14,00
Reduced heat output
kW
12,32
Domestic hot water
Nominal heat input (Hi)
kW
31,00
Nominal heat output
kW
28,06
Reduced heat input (Hi)
kW
9,80
Reduced heat output
kW
8,62
Useful efficiency max Pn - min Pn
%
90,5 - 88,0
Useful efficiency 30% Pn (47° return)
%
89,9
Combustion efficiency
%
91,1
Heat loss at the flue with burner on
%
8,86
Heat loss at the flue with burner off
%
0,32
Flue temperature (min/max output)
°C
120/91
123/97
124/96
Maximum flue gas mass flow rate (CH-DHW)
g/s
18,575-18,575
16,624-16,624
17,634-17,634
Minimum flue gas mass flow rate (CH-DHW)
g/s
15,996-11,197
14,351-10,046
15,242-10,670
Air flow rate
Nm
3
/h
50,226
44,663
47,486
Flue flow rate
Nm
3
/h
53,335
46,942
49,890
Excess air index (
λ
) maximum power
1,692
1,580
1,655
Excess air index (
λ
) minimum power
3,279
3,079
3,226
CO
2
at maximum**/minimum**
%
6,6/3,3
8,6/4,3
8,0/4,0
CO S.A. at maximum**/minimum** less than
p.p.m.
80/40
150/40
80/50
NOx S.A. at maximum**/minimum** less than
p.p.m.
150/120
210/150
210/140
NOx Class
2
Maximum heating operating pressure
bar
3
Minimum pressure for standard operation
bar
0,25-0,45
Maximum temperature allowed
°C
90
Boiler water temperature selection range (±3°C)
°C
40-80
Pump residual head
mbar
218
at a flow rate of
l/h
1.000
Electrical power supply
Volt-Hz
230-50
Maximum electrical power consumption
W
43
Pump electrical output (1.000 l/h)
W
33
Electrical protection rating
IP
X5D
Expansion tank volume
l
10
Expansion tank pre-load
bar
1
WATER TANK DESCRIPTION
UM
Water tank type
Stainless steel
Water tank configuration
Vertical
Exchanger type (coil)
Vertical
Domestic hot water content
60
l
Coil water content
3,87
l
Exchange surface area
0,707
m²
Domestic hot water temperature selection range
37-60
°C
Flow rate limiter
13
l/min
Quantity of hot water collected in 10 minutes with ∆t 30°C
171,1
l
Maximum boiler operating pressure
8
bar
(+) The installation of this product is allowed only in the destination Countries contained in the data plate, regardless of the present translation language.
** Pipe diameter 140 mm - length 0.5 m.
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