DeDietrich 24 Installation And Service Manual page 151

INIDENS
Sound power level, indoors
Nitrogen oxide emissions
Domestic hot water parameters
Declared load profile
Daily electricity consumption
Annual electricity consumption
Water heating energy efficiency
Daily fuel consumption
Annual fuel consumption
(1) Low temperature means for condensing boilers 30°C, for low temperature boilers 37°C and for other heaters 50°C return temperature
(at heater inlet).
(2) High temperature setting means 60 °C return temperature at boiler inlet and 80 °C flow temperature at boiler outlet
Tab.85 General
INIDENS
Rated heat input (Qn) for domestic hot wa­
ter
Rated heat input (Qn) with domestic hot
water tank
Rated heat input (Qn) for heating
Reduced heat input (Qn) 80/60 °C
Rated heat output (Pn) for domestic hot
water
Rated heat output (Pn) with domestic hot
water tank
Rated heat output (Pn) 80/60 °C for heat­
ing
Rated heat output (Pn) 50/30 °C for heat­
ing
Reduced heat output (Pn) 80/60 °C
Reduced heat output (Pn) 50/30 °C
Rated efficiency 50/30 °C (Hi)
Tab.86 Characteristics of the heating circuit
INIDENS
Maximum pressure
Minimum dynamic pressure
Temperature range for heating circuit
Water capacity of expansion vessel
Expansion vessel minimum pressure
Tab.87 Characteristics of the domestic water circuit
INIDENS
Maximum pressure
Minimum dynamic pressure
Minimum water flow
Specific flow (D)
Temperature range for domestic water cir­
cuit
Domestic water production with ΔT = 25
°C
Domestic water production with ΔT = 35
°C
7804841 - 02 - 20012022
24
LWA
dB 51 (24 kW CH)
NOx mg/kWh 30
--
Qelec
kWh --
AEC kWh -
ƞwh
% -
Qfuel
kWh -
AFC
GJ -
24
kW 28.9
kW 28.9
kW 24.7
kW 6.0
kW 28
kW 28
kW 24
kW 26.1
kW 5.8
kW 6.3
% 105.6
24
bar 3
bar 0.5
°C 25÷80
l 7
bar 0.8
24
bar -
bar -
l/min -
l/min -
-
°C
l/min -
l/min -
3 Technical specifications
20/24 MI 24/28 MI
49 (20 kW CH) 51 (24 kW CH)
32 30
XL XL
0.152 0.150
33 33
88 86
21.82 22.75
17 17
20/24 MI 24/28 MI
24.7 28.9
- –
20.6 24.7
4.9 6.0
24 28
– –
20 24
21.8 26.1
4.8 5.8
5.2 6.3
105.8 105.6
20/24 MI 24/28 MI
3 3
0.5 0.5
25÷80 25÷80
7 7
0.8 0.8
20/24 MI 24/28 MI
8.0 8.0
0.15 0.15
2.0 2.0
11.5 13.4
35÷60 35÷60
13.8 16.1
9.8 11.5
en
30/35 MI
52 (30 kW CH)
28
XXL
0.169
37
86
28.20
22
30/35 MI
34.9
-
30.9
7.5
34
-
30
32.5
7.3
7.9
105.2
30/35 MI
3
0.5
25÷80
7
0.8
30/35 MI
8.0
0.15
2.0
16.2
35÷60
19.5
13.9
INIDENS 151