Technical Data - Vaillant ecoTEC pro Installation And Maintenance Instructions Manual

3

Technical data

Technical data – General
Designated country (des-
ignation in accordance
with ISO 3166)
Approved unit categories
Gas connection, boiler
side
Flow/return heating con-
nections, boiler side
Hot and cold water con-
nection, boiler side
Expansion relief valve
connection pipe (min.)
Air/flue gas connection
Condensate drain pipe-
work (min.)
G20 natural gas flow
pressure
G31 propane gas flow
pressure
Gas flow rate at 15 °C
and 1013 mbar (based
on domestic hot water
generation, if applicable),
G20
Gas flow rate at 15 °C
and 1013 mbar (based
on domestic hot water
generation, if applicable),
G31
Min. flue gas mass flow
rate (G20)
Min. flue gas mass flow
rate (G31)
Max. flue gas mass rate
Min. flue gas temperature
Max. flue gas temperat-
ure
Approved gas-fired units
30% efficiency
NOx class
Test symbol/registration
no.
SAP 2009/2012 annual
efficiency (%)
Boiler dimension, width
Boiler dimension, height
Boiler dimension, depth
Approx. net weight
8
ecoTEC pro
30 H combi A
VUW 306/5‑3
GB (Great
Britain), IE
(Ireland)
II
2H3P
15 mm
22 mm
G 3/4"
15 mm
60/100 mm
19 mm
2.0 kPa
(20.0 mbar)
3.7 kPa
(37.0 mbar)
3.2 m³/h
2.4 kg/h
2.96 g/s
3.94 g/s
13.9 g/s
40 ℃
70 ℃
C13, C33,
C43, C53
108 %
6
CE‑
0085CM0320
89.3 %
440 mm
720 mm
338 mm
39 kg
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 domestic hot water
generation
Maximum heat input for
domestic hot water gen-
eration
Maximum heat input,
heating side
Minimum heat input
Heating adjustment range
Technical data – Power/loading G31
Nominal heat output
range P at 50/30 °C
Nominal heat output
range P at 80/60 °C
Maximum heat output
for domestic hot water
generation
Maximum heat input for
domestic hot water gen-
eration
Maximum heat input,
heating side
Minimum heat input
Technical data – Heating
Maximum flow temperat-
ure
Max. flow temperature
adjustment range (default
setting: 75 °C)
Permissible total over-
pressure
Minimum pressure for
full operation
Expansion vessel capa-
city
Circulation water volume
(with reference to
ΔT= 20 K)
Approx. condensate rate
(pH value 3.5 to 4.0) in
50/30 °C heating mode
Remaining feed head of
pump (at nominal circula-
tion water volume)
Installation and maintenance instructions ecoTEC pro 0020209589_04
ecoTEC pro
30 H combi A
VUW 306/5‑3
6.9 to 25.7 kW
8.0 to 24.7 kW
30.0 kW
30.6 kW
25.0 kW
8.5 kW
6 to 24 kW
ecoTEC pro
30 H combi A
VUW 306/5‑3
9.0 to 25.7 kW
6.2 to 24.4 kW
30.0 kW
30.6 kW
25.0 kW
8.7 kW
ecoTEC pro
30 H combi A
VUW 306/5‑3
85 ℃
30 to 80 ℃
0.3 MPa
(3.0 bar)
0.08 MPa
(0.80 bar)
10 l
1,049 l/h
2.5 l/h
0.025 MPa
(0.250 bar)