Vaillant ecoTEC plus Installation And Maintenance Instructions Manual page 61

Gas flow rate at 15 °C
and 1013 mbar (based on
hot water generation, if
applicable), G31
Min. flue gas mass rate
(G20)
Min. flue gas mass rate
(G31)
Max. flue gas mass rate
Min. flue gas temperature
Max. flue gas temperat-
ure
Approved gas-fired units
30% efficiency
NOx class
SEDBUK (2005)
SEDBUK (2009)
(G20/G31)
Boiler dimension, width
Boiler dimension, height
Boiler dimension, depth
Mounting weight
Operating weight (with
water)
Shift-load cylinder capa-
city
Technical data – G20 power/loading G20
Nominal heat output
range P at 50/30 °C
Nominal heat output
range P at 80/60 °C
Maximum heat output for
hot water generation
Maximum heat input for
hot water generation
Maximum heat input,
heating side
Minimum heat input
Heating adjustment range
0020209593_01 ecoTEC plus Installation and maintenance instructions
938 (VUI GB
386/5‑5 A)
ecoTEC plus
3.1 kg/h
3.05 g/s
5.03 g/s
17.9 g/s
40 ℃
70 ℃
C13, C33,
C43, C53
109 %
5
A
89.3 %
440 mm
720 mm
600 mm
–
43 kg
VUW
–
17 kg
VIHCL
–
51 kg
VUW
–
32 kg
VIHCL
15 l
938 (VUI GB
386/5‑5 A)
ecoTEC plus
7.1
... 30.1 kW
6.4
... 28.6 kW
38.7 kW
39.5 kW
28.9 kW
6.8 kW
6 ... 29 kW
Appendix
61