Technical Data - Vaillant ecoTEC pro Installation And Maintenance Instructions Manual

17

Technical data

17 Technical data
ecoTEC pro
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 at the heating side
Minimum heat input G20
Minimum heat input G31
Minimum heat output G31
Heating setting range
Heating
Max. flow temperature
Max. flow temperature setting range(factory setting: 75 °C)
Min. pressure for full operation
Permissible total over-pressure
Expansion vessel capacity
Circulation water quantity (with reference to DT = 20 K)
Condensate rate approx. (pH value 3.5 – 4.0)
in heating mode 50 °C supply/30 °C return
Remaining feed head of pump (at nominal circulation water
volume)
DHW mode
Lowest water volume
Water volume (at DT = 42 K)
Water volume (at DT = 35 K)
Water volume (at DT = 30 K)
Permitted overpressure
Required connection pressure
Hot water output temperature range
General
Boiler-side gas connection
Flow/return heating connections, boiler side
Connecting the hot and cold water, boiler side
Connector expansion relief valve (minimum)
Condensate discharge pipework (minimum)
Flue gas spigot
Gas connection pressure (gas inlet working pressure)
natural gas, G20
Gas connection pressure (gas inlet working pressure)
propane, G31
Gas flow rate at 15 °C and 1013 mbar
(based on hot water generation if applicable)
Flue gas mass flow min./max.
Flue gas temperature min./max.
Certificated flue gas connections
NOx class
NOx
SEDBUK (2005)
SEDBUK (2009) (G20/G31)
Boiler dimensions (H x W x D)
Mounting weight approx.
Electrical connection
Built-in fuse
Electrical power consumption min./max.
Standby electrical consumption
Level of protection
Certification number
17.1 Technical data
64
Unit pro 24 (VUW GB 246/5-3)
kW
kW
kW
kW
kW
kW
kW
kW
kW
°C
°C
MPa/bar
MPa/bar
l
l/h
l/h
MPa/bar
l/min
l/min
l/min
l/min
MPa/bar
MPa/bar
°C
mm
mm
Inches
mm
mm
mm
kPa/mbar
kPa/mbar
3
G20 m /h
G31 kg/h
g/s
°C
mg/kWh
mm
kg
V/Hz
W
W
Installation and maintenance instructions ecoTEC pro 0020129672_03
pro 28 (VUW GB 286/5-3)
5.7 - 19.9
5.2 - 18.9
23.4
23.7
19.1
5.5
—
—
5 - 19
85
30-80
0.08/0.8
0.3/3.0
8
796
1.9
0.025/0.25
1.5
7.8
9.4
11.0
1.0/10.0
0.035/0.35
35-65
15
22
G 3/4
15
19
60/100 (concentric), optional 80/125 (concentric)
0.20/20
0.37/37
2.5
1.84
2.5/10.6 3.0 (H gas); 3.9 (P gas)/13.0
40/70
C13, C33, C43 , C53, C83, C83, B53P
5
27.3
A
89.1/-
720 x 440 x 335
35
230/50
2 A, slow-blow
90/105
< 2
IP X4 D
CE-0085CM0320
6.9 - 25.7
6.2 - 24.4
28.6
28.9
24.7
6.6
8.7
8.2
6 - 24
1032
2.5
9.6
11.5
13.4
3.1
2.25
40/75
33.4
89.3/90.3
36
< 2