Boiler Specifications; Technical Data - Vaillant ecoTEC plus 612 Instructions For Installation And Servicing

2 Boiler specifications

2 Boiler specifications
2.1

Technical data

Technical data
CH heat output range
80 °C flow/60 °C return
60 °C flow/40 °C return
50 °C flow/30 °C return
40 °C flow/30 °C return
Drinking water capacity
Maximum DHW output
Maximum output for heating
Minimum output
Category
SEDBUK Band
Inlet gas working pressure required (G20, natural gas)
Inlet gas working pressure required (G31, Propane)
Connected load (if needed, related to stored charge/
water heating) at 15 °C and 1013 mbar
Exhaust mass rate
at minimum thermal load (40 °C flow/30 °C return)
at maximum thermal load (80 °C flow/60 °C return)
Exhaust temperature
at minimum thermal load (40 °C flow/30 °C return)
at maximum thermal load (80 °C flow/60 °C return)
NOx class
Protection class
max. flow temperature
Adjustable flow temperature
Default setting: max. 75 °C
Permitted total overpressure
Circulation water volume ( T=20 K)
Approx. condensation volume
at 40 °C flow/30 °C return heating
Pump delivery height
Minimum DHW volume
Hot water volume ( T=30 K)
Permitted overpressure
Required connecting pressure
Hot water discharge temperature range
Exhaust flue
10 l expansion vessel pre-charge pressure
Maximum CH system pressure
Connections heating flow/return
Gas inlet
Pressure relief discharge pipework (min.)
Condensate drain (min. internal drain)
Weight (boiler only)
Primary water content
Electrical supply voltage
Internal fuse (slow) main voltage
Power input min.
max.
at 30 % efficiency
Table 2.1 Technical data plus 800 and pro series
6
ecoTEC plus
824 831
6.0 – 18.0 8.7 – 24.0
6.1 – 18.6 9.0 – 24.7
6.3 – 19.1 9.3 – 25.5
6.5 – 19.5 9.4 – 26.0
23.0 31.0
23.5 31.6
18.4 24.5
6.1 8.9
II
2H3P
A A
20
37
G20: 1.9 G20: 3.3
G31: 1.43 G31: 2.45
2.8 4.1
8.3 14.2
40
70
5
IP X4D
85
40 – 85
3.0
774 1032
1.7 2.2
250
1.5 1.5
11.0 14.8
10
0.35
35 – 65
60/100
0.75 0.75
2.5 2.5
3/4" 3/4"
15 15
15 15
19 19
36 37
1.9 2.3
230/50 230/50
2
70
130
65
ecoTEC pro
28
8.7 – 24.0
9.0 – 24.7
9.3 – 25.5
9.4 – 26.0
28.0
28.6
24.5
8.9
A
G20: 3.0
G31: 2.22
4.1
12.9
1032
2.2
1.5
13.4
0.75
2.5
3/4"
15
15
19
37
2.1
230/50
Instructions for installation and servicing ecoTEC
Units
kW
kW
kW
kW
kW
kW
kW
kW
Band
mbar
mbar
3
m /h
kg/h
g/s
g/s
°C
°C
°C
°C
bar
l/h
l/h
mbar
l/min
l/min
bar
bar
°C
mm
bar
bar
mm
mm
mm
kg
l
V ~/Hz
A
W
W
W