Vaillant ecoTEC plus Instructions For Installation And Servicing

Boiler specifications
8 Instructions for installation and servicing ecoTEC 839592_13
2
Technical data
ecoTEC plus
Units
612 615 618 624 630 637
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
4.9 – 12.0
5.1 – 12.3
5.2 – 12.7
5.3 – 12.9
4.9 – 15.0
5.1 – 15.5
5.2 – 15.9
5.3 – 16.2
6.7 – 18.0
6.9 – 18.6
7.1 – 19.1
7.2 – 19.5
8.7 – 24.0
9.0 – 24.7
9.3 – 25.5
9.4 – 26.0
10.0 – 30.0
10.3 – 30.9
10.6 –31.8
10.8 – 32.4
12.0 – 37.0
12.3 – 38.1
12.7 – 39.3
12.9 – 40.1
kW
kW
kW
kW
Category II
2H3P
SAP Seasonal Efficiency 89.0 89.0 89.0 88.9 89.0 88.9 %
Inlet gas working pressure required (G20,
natural gas)
20
(mbar)
hPa
Inlet gas working pressure required (G31, Pro-
pane)
37
(mbar)
hPa
Connected load (if needed, related to stored
charge/water heating) at 15 °C and 1013
(mbar) hPa
G20: 1.3
G31: 0.95
G20: 1.6
G31: 1.19
G20: 1.9
G31: 1.43
G20: 2.6
G31: 1.90
G20: 3.2
G31: 2.38
G20: 4.0
G31: 2.94
m
3
/h
kg/h
Exhaust mass rate
at minimum thermal load (40 °C flow/30 °C
return
at maximum thermal load (80 °C flow/60 °C
return)
2.3
5.6
2.3
7.0
3.2
8.5
4.2
11.2
4.8
13.9
5.7
17.1
g/s
g/s
Exhaust temperature
at minimum thermal load (40 °C flow/30 °C
return)
at maximum thermal load (80 °C flow/60 °C
return)
40
70
40
75
40
83
40
70
°C
°C
NOx class 5
Protection class IP X4D
max. flow temperature 85 °C
Adjustable flow temperature
Default setting: max. 75 °C
30 – 85 °C
Maximum CH system pressure (3.0) 0.3
(bar)
MPa
Circulating water volume (
T=20 K) 516 645 774 1032 1290 1591 l/h
Approx. condensation volume
at 50 °C flow/30 °C return heating
1.1 1.4 1.7 2.2 2.7 3.8 l/h
Pump delivery height 250 150
(mbar)
hPa
Adjustable storage target value (15 °C at left
stop, spare adjusting range 40 – 70 °C
15 – 70 °C
Exhaust flue 60/100 mm
Flue categories C13, C33, C43, C53, C83, B23, B33
10 l expansion vessel pre-charge pressure (0.75) 75
(bar)
kPa
Connections heating flow/return 22 mm
Gas inlet 15 22 mm
Pressure relief discharge pipework (min.) 15 mm
Condensate drain (min. internal drain) 19 mm
Dimensions (H x W x D) 720 x 440 x 335
720 x 440 x
369
720 x 440 x
403
mm
Weight (boiler only) 35 35 35 37 38 42 kg
Primary water content 1.9 1.9 1.9 2.1 2.3 2.5 l
Electrical supply voltage 230/50 V ~/Hz
Internal fuse (slow) main voltage 2 A
Power input 100 110 100 110 105 155 W
Table 2.2 T
echnical data ecoTEC system boiler

Vaillant ecoTEC plus Specifications

General

Model	ecoTEC plus
Category	Boiler
Type	Condensing
Dimensions (H x W x D)	720mm x 440mm x 338mm
ErP Rating	A
Mounting	Wall-mounted
Output Range	12kW to 38kW
Fuel Type	Natural Gas
Domestic Hot Water Output	38kW
Flow Rate	15.9 l/min
NOx Emissions	Class 5
Efficiency	94% (SAP 2009)