G O M - 영 문
79
Model
Technical Specification
KDB-251GOM
Heating Input (Max-Min)
kW
(kcal/h)
26.5 – 14.3 (22.790 – 12.290)
Heating output (Max-Min)
kW
(kcal/h)
24.3 – 12.4 (20.898 - 10.680)
Useful Efficiency at Max Heating Output
%
91.6
Useful Efficiency at 30% Max Heating Output
%
89.2
Heat Loss through the Case with Burner ON
%
0.5
Heat Loss through the Chimney with Burner ON
%
7.9
Energy Performance
★★
NOx Class
2
Gas Type
GZ350
Nozzles Diameters
mm
1.85
Gas Supply Pressure
Mbar (mmH
2
O)
13 (133)
Purpose
Heating and Domestic Hot Water Production
Heating Water Circulation Method
Air Close Type
Max Heating Water Pressure
bar
3.0
Max Heating Temperature
°
C
85
Adjustable Temperature Heating
℃
38 – 80
Total Volume Expansion Tank
L
8.5
Expansion Tank Pre Charge
Bar
1.0
Domestic Hot Water Output
kW
(kcal/h)
24.3 – 12.4 (20.898 – 10.680)
Min. Dynamic Dom. Hot Water Pressure
bar
0.2
Min Domestic Hot Water Flow Rate
ℓ
/min
2.3
Max Domestic Hot Water Pressure
bar
17.5
Specific Domestic Hot Water Rate
T=30
°
C
ℓ
/min
11.6
Other Domestic Hot Water Rate
T=25
°
C
ℓ
/min
13.9
Other Domestic Hot Water Rate
T=40
°
C
ℓ
/min
8.7
Electrical Supply
V / Hz
230 V ~ / 50 Hz
Nominal Absorption
A
0.9
Power consumption
W
160
Fan Power Absorption
W
67
Pump Power Absorption
W
84
Electrical Protection
IPX4D
Installation Type
Wall Mounting Type
Intake/Exhaust Flue System Type
mm
B33-C13-C33-C43-C53-C63-C83
Intake/Exhaust Flue Diameter
mm
Concentric 60/100 - Separate 80/80
Heating water Connection
A
3/4
Domestic Hot Water Connection
A
1/2
Connecting
Diameter
Gas Connection
A
1/2
Physical dimensions
W×D×H(mm)
525×250×685
Weight
kg
39
Gas Type
GZ350
Exhaust Mass Flow rate at Max Heating Output
kg/h
62
Exhaust Mass Flow rate at Min Heating Output
kg/h
68
CO2 at Max Output
%
4.3
CO2 at Min Output
%
2.4
CO (0%O2) at Max Output
ppm
151
CO (0%O2) at Min Output
ppm
428
NOx (0%O2) at Max Output
ppm
90
NOx (0%O2) at Min Output
ppm
51
Exhaust Temperature at Max Output
°
C
143
Exhaust Temperature at Min Output
°
C
116
