DeDietrich G25 Wartungshandbuch PDF herunterladen (Seite 13)

15/02/2011 - 300014279-001-J DTG(E)130 - 35/45/65/90/115 Eco.NOxPlus

3. Description

3.6 Technical data

DTG... 130... DTGE 35 DTG 35 DTG 45 DTG 65 DTG 90 DTG 115

CE identification no **** CE-0063BS3826

Boiler specifications

Power input (Hi) - minimum/maximum G20 kW 8.2 - 33.5 8.2 - 33.5 8.2 - 41.2 12.2 - 62.0 14.6 - 86.0 17.2 - 110.2

Power input (Hs) - minimum/maximum G20 kW 9.1 - 37.2 9.1 - 37.2 9.1 - 45.7 13.5 - 68.8 16.2 - 95.5 19.1 - 122.3

Useful output 50/30 °C - minimum/maximum

G20

kW 8.9 - 35.0 8.9 - 35.0 8.9 - 43.0 13.3 - 65.0 15.8 - 89.5 18.4 - 114.0

Useful output 80/60 °C - minimum/maximum

G20

kW 8.0 - 32.0 8.0 - 32.0 8.0 - 40.0 12.0 - 61.0 14.1 - 84.2 16.6 - 107.0

Useful output 50/30 °C - maximum G25

(Valid only for Belgium)

kW 30.1 30.1 37 55.9 89.5 114.0

Gas flow rate At nominal output (15 °C-1013.25

mbar)

Natural gas H/L (All countries except Belgium)

3.54 / 4.12 3.54 / 4.12 4.36/ 5.07 6.56 / 7.63 9.1 / 10.58 11.66 / 13.56

Natural gas H/L (Valid only for Belgium)

3.54/3.37 3.54/3.37 4.36/4.15 6.25/6.6 9.1/10.58 11.66/13.56

Propane Kg/h 2.6 2.6 3.2 4.82 6.68 8.56

Efficiency 75/60 °C (DIN 4702 T8) (Hi) % 106 106 106 106 106 106

Efficiency 75/60 °C (DIN 4702 T8) (Hs) % 95.5 95.5 95.5 95.5 95.5 95.5

Efficiency 40/30 °C (DIN 4702 T8) (Hi) % 109 109 109 111 108.9 102.5

Efficiency 40/30 °C (DIN 4702 T8) (Hs) % 98.2 98.2 98.2 100 98.1 92.4

Load and water temperature efficiency

(-100% Pn-Average temperature 70 °C) (Hi)

% 97.5 97.5 97.5 98.3 97.9 97.1

Load and water temperature efficiency

(-100% Pn-Average temperature 70 °C) (Hs)

% 87.8 87.8 87.8 88.6 88.2 87.5

Load and water temperature efficiency

(-30% Pn-Return temperature 30 °C) (Hi)

% 107.7 107.7 107.7 108.9 108.1 107.1

Load and water temperature efficiency

(-30% Pn-Return temperature 30 °C) (Hs)

% 97.0 97.0 97.0 98.1 97.4 96.5

Stand-by losses ∆T = 30K W 127 127 127 125 131 131

Mass flue gas flow rate - minimum/maximum Kg/h 13.8/56.4 13.8/56.4 13.8/69.3 20.5/104 23.4/138 28.9/186

For Germany only:

Mass flue gas flow rate - minimum/maximum

kg per

sec

0.0039/

0.0156

0.0039/

0.0156

0.0039/

0.0192

0.0058/

0.0288

0.0063/

0.0383

0.0081/

0.0494

All countries except Belgium:

level in flue gases

Natural gas H/L % 9.0/9.0 9.0/9.0 9.0/9.0 9.0/9.0 9.5/9.5 9.0/9.5

Propane % 10.7 10.7 10.7 10.7 10.7 10.0

For Belgium:

level in flue gases

Natural gas H/L % 9.0/* 9.0/* 9.0/* 9.0/* 9.5/9.5 9.0/9.5

Propane % 10.7 10.7 10.7 10.7 10.7 10.0

Available pressure at boiler outlet Pa 150 150 150 100 160 250

Average flue gas temperature (75/60 °C) °C 65 65 65 65 66 67.9

Connection to a chimney (internal diameter) mm 80/125 80/125 80/125 100/150 100/150 100/150

Emission NOx (Natural gas H) - DIN 4702 Teil 8

mg/kWh 37 37 37 32 45

(EN297A3)

Emission CO (Natural gas H) - DIN 4702 Teil 8

mg/kWh 21 21 21 21 20

(EN297A3)

NOx classification 555555

Maximum operating temperature °C909090909090

Total admissible overpressure bar444444

Water resistance (∆T = 20K) mbar 55 55 90 130 140 230

Nominal water flow Pn to ∆T = 20K

1.41 1.41 1.72 2.62 3.60 4.6

Water content l 5.5 5.5 5.5 6.5 7.5 7.5

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 ... 91 92

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