Vaillant ecoTEC plus 624 User Manual

Supplied By www.heating spares.co Tel. 0161 620 6677
7Instructions for installation and servicing ecoTEC
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
9.2 – 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 – 38.2
12.7 – 39.3
12.9 – 40.1
kW
kW
kW
kW
Category II
2H3P
SEDBUK Band AAAAAABand
SAP Seasonal Efficiency 91.2 %
Inlet gas working pressure required (G20,
natural gas)
20 mbar
Inlet gas working pressure required (G31,
Propane)
37 mbar
Connected load (if needed, related to stored
charge/water heating) at 15 °C and 1013 mbar
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
8.3
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 bar
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 mbar
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 bar
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 40 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 100 110 100 110 110 140 W
Table 2.2 Technical data ecoTEC system boiler
Boiler specifications 2

Vaillant ecoTEC plus 624 Specifications

General

Model	ecoTEC plus 624
Category	Boiler
Output	24 kW
Dimensions (H x W x D)	720 x 440 x 338 mm
Mounting	Wall-mounted
Fuel	Natural Gas
Warranty	5 years
Type	Combination
Central Heating Flow Temperature Range	30°C to 80°C