Technical Characteristics - DeDietrich GT 224 Installation And Service Manual

2. Description

2.4 Technical characteristics

12.5 % on fuel oil and 9.5 % on natural gas
- Flow temperature: 80 °C.
- Return temperature: 60 °C.
- Maximum operating pressure: 4 bar
Boiler type
Nominal output
Useful output range
Input range
PCI efficiency - at 100% Pn
(Average temperature: 70 °C)
PCI efficiency - at 30% Pn
(Average temperature: 50 °C)
PCI efficiency - at 30% Pn
(Average temperature: 40 °C)
Fuel oil burner (Option)
Gas burner (Option)
Number of cast iron parts
Nominal water flow (Nominal output)
Stand-by losses
Losses through the outer casing
Auxiliary electrical power
( Nominal output - ex circulating pump)
Water content
Water resistance
Flue gas circuit volume
Combustion chamber
Mass flue gas flow rate
Pressure in the furnace for nozzle pressure = 0 mbar
Smoke temperature (Boiler temperature
=70 °C)
Weight (empty)
Tank capacity
Power exchanged
(5) (7)
Specific flow **
(6) (7)
Flow per hour **
(6) (7)
Flow in 10 minutes***
(6) (7)
Cooling constant Cr
Losses through the outer casing (DHW)
Auxiliary electrical power (DHW)
6
GT 224
GT 2204
160
Pn kW 50
kW 40-50
kW 43.2-54.5
% 91.7
% 93.9
% 94.1
1 stage
M200/1S(1) M200/1S(1) M200/1S(1) M200/1S(1) M201/2S
1 stage
M201/2N
2 stages
1 stage (Belgium)
M100/3S
1 stage
G200/1S
1 stage
2-stage or modulating
4
∆ T = 20K m 3
2.151
/h
∆ T = 30K W
197
∆ T = 30K %
64
W 10
litres 36
∆ T = 15K mbar*
11.0
litres 54
Inscribed Ø mm 309
Depth mm 446
Volume litres 33
Fuel oil Kg/h 83
Gas Kg/h 91
mbar 0.2-0.5
°C <195
GT 220 kg 218
GT 2200 kg 318
GT 2200 litres 160
GT 2200 kW 28
litres per
∆ T = 30K
20.5
min.
∆ T = 35K l/h
690
litres per
∆ T = 30K
255
10 min.
Wh/
0.26
24h·L·K
∆ T = 45K kW
78
kW 80
GT 220 - GT 2200
- Maximum operating temperature: 100 °C
- Boiler thermostat setting: 30 - 90 °C
- Setting the safety thermostat: 110 °C
GT 225
GT 2204 GT 2205 GT 2205
250 160 250
50 64 64
40-50 50-64 50-64
43.2-54.5 54.0-69.7 54.0-69.7
91.7 91.8 91.8
93.9 93.7 93.7
94.1 94.3 94.3
M201/2N M201/2N M201/2N
M100/3S M100/3S(2) M100/3S(2)
G200/1S G200/1S G200/1S
4 5 5
2.151 2.754 2.754
197 213 213
64 68 68
10 10 10
36 43 43
11.0 17.8 17.8
54 68 68
309 309 309
446 573 573
33 42 42
83 106 106
91 117 117
0.2-0.5 0.3-0.6 0.3-0.6
<195 <195 <195
218 257 257
348 357 387
250 160 250
36 28 36
30 20.5 30
885 690 885
385 255 385
0.23 0.26 0.23
108 78 108
80 80 80
GT 226 GT 227 GT 228
78 92 100
64-78 78-92 92-100
69.7-84.8 84.2-100.1 99.6-108.9
92.0 91.9 91.8
93.6 93.8 94.1
94.6 94.6 94.7
M201/2S M201/2S
M202/2S(1) M202/2S(1) M202/2S(1)
G200/1S(3)
G201/2N(4) G201/2N G201/2N
G203/2N(4) G203/2N G203/2N
6 7 8
3.356 3.959 4.303
226 238 247
70 72 73
10 10 10
50 57 64
26.5 36.7 43.4
83 97 111
309 309 309
700 827 954
51 60 69
129 152 166
143 168 183
0.3-0.8 0.4-0.8 0.6-0.9
<195 <205 <205
297 336 375
- - -
- - -
690 810 690
255 385 255
22/01/09 - 300008281-001-E