Technical Data - Vaillant ecoTEC plus VUI Installation And Maintenance Instructions Manual

17

Technical data

ecoTEC plus
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 for G31
Heating output setting range
Heating
Max. flow temperature
Max. flow temperature setting range
(factory setting: 75 °C)
Min. pressure for full operation
Permissible total overpressure
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 flow/30 °C return
Remaining feed head of pump (at nominal circulation
water volume)
Hot water handling
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 flow pressure) natural
gas, G20
Gas connection pressure (gas flow pressure) propane,
G31
Gas flow rate at 15 °C and 1013 mbar
(based on hot water generation if applicable)
Flue gas mass rate min./max.
Flue gas temperature min./max.
Approved flue gas connections
NOx class
NOx
SEDBUK (2005)
SEDBUK (2009) (G20)
Boiler dimensions (H x W x D)
Mounting weight approx.
Electrical connection
Built-in fuse
17.1 Technical data for ecoTEC plus VUI boiler
Installation and maintenance instructions ecoTEC plus 0020134833_01
Unit
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
Technical data
937 (VUI GB 376/5-5)
7.1 - 30.1
6.4 - 28.6
38.7
39.2
28.9
6.8
9.0
8.5
6 - 28
85
30 - 80
0.8
0.3/3
10
1204
2.9
0.020/0.20
1.5
13.2
15.8
18.5
1.0/10
0.035/0.35
35 - 65
22
22
G 3/4
15
19
60/100 (concentric), optional 80/125 (concentric)
0.20/20
0.37/37
4.1
3.05
3.0/17.6
40/70
C13, C33, C43, C53, C83, C93, B53P
5
27.4
A
89.4
720 x 440 x 601
41
230/50
2 A, slow-blow
17
85