Vaillant ecoTEC plus VU 6/5-5 Series User Manual

8 Installation and maintenance instructions 0020244997_07
3 Technical data
Technical data – General
VU 126/5-
5 (H-GB)
ecoTEC plus
612
VU 156/5-
5 (H-GB)
ecoTEC plus
615
VU 186/5-
5 (H-GB)
ecoTEC plus
618
VU 186/5-
5 (P-GB)
ecoTEC plus
618
VU 246/5-
5 (H-GB)
ecoTEC plus
624
VU 306/5-
5 (H-GB)
ecoTEC plus
630
Designated country (des-
ignation in accordance
with ISO 3166)
GB (Great
Britain), IE
(Ireland)
GB (Great
Britain), IE
(Ireland)
GB (Great
Britain), IE
(Ireland)
GB (Great
Britain), IE
(Ireland)
GB (Great
Britain), IE
(Ireland)
GB (Great
Britain), IE
(Ireland)
Approved gas boiler cat-
egories
I
2H
I
2H
II
2H3P
II
2H3P
II
2H3P
II
2H3P
Gas connection, boiler
side
15 mm 15 mm 15 mm 15 mm 15 mm 15 mm
Flow/return heating con-
nections, boiler side
22 mm 22 mm 22 mm 22 mm 22 mm 22 mm
Domestic hot and cold
water connection, boiler
side
– – – – – –
Expansion relief valve
connection pipe (min.)
15 mm 15 mm 15 mm 15 mm 15 mm 15 mm
Air/flue gas connection
60/100 mm 60/100 mm 60/100 mm 60/100 mm 60/100 mm 60/100 mm
Condensate drain pipe-
work (min.)
19 mm 19 mm 19 mm 19 mm 19 mm 19 mm
G20 natural gas flow
pressure
2.0 kPa
(20.0 mbar)
2.0 kPa
(20.0 mbar)
2.0 kPa
(20.0 mbar)
– 2.0 kPa
(20.0 mbar)
2.0 kPa
(20.0 mbar)
G31 propane gas flow
pressure
– – – 3.7 kPa
(37.0 mbar)
– –
Gas flow rate at 15 °C
and 1013 mbar (based
on domestic hot water
generation, if applicable),
G20
1.3 m³/h 1.7 m³/h 2.0 m³/h – 2.6 m³/h 3.7 m³/h
Gas flow rate at 15 °C
and 1013 mbar (based
on domestic hot water
generation, if applicable),
G31
– – – 1.5 kg/h – –
Min. flue gas mass flow
rate (G20)
1.44 g/s 1.44 g/s 1.80 g/s – 2.47 g/s 2.78 g/s
Min. flue gas mass flow
rate (G31)
– – – 2.40 g/s – –
Max. flue gas mass flow
rate
5.6 g/s 7.0 g/s 8.4 g/s 8.4 g/s 11.1 g/s 13.9 g/s
Min. flue gas temperature
40 ℃ 40 ℃ 40 ℃ 40 ℃ 40 ℃ 40 ℃
Max. flue gas temperat-
ure
70 ℃ 70 ℃ 70 ℃ 70 ℃ 70 ℃ 70 ℃
Approved gas boiler
types
C13, C33,
C43, C53
C13, C33,
C43, C53
C13, C33,
C43, C53
C13, C33,
C43, C53
C13, C33,
C43, C53
C13, C33,
C43, C53
30% efficiency
109.3 % 109.3 % 109.6 % 108.5 % 109.5 % 109.4 %
NOx class
6 6 6 6 6 6
Test symbol/registration
no.
CE‑
0085CM0320
CE‑
0085CM0320
CE‑
0085CM0320
CE‑
0085CM0320
CE‑
0085CM0320
CE‑
0085CM0320
SAP 2009/2012 annual
efficiency (%)
89.3 % 89.2 % 89.6 % 89.6 % 89.6 % 89.5 %
Boiler dimension, width
440 mm 440 mm 440 mm 440 mm 440 mm 440 mm
Boiler dimension, height
720 mm 720 mm 720 mm 720 mm 720 mm 720 mm
Boiler dimension, depth
338 mm 338 mm 338 mm 338 mm 338 mm 372 mm
Mounting weight
36 kg 36 kg 36 kg 36 kg 37 kg 38 kg

Vaillant ecoTEC plus VU 6/5-5 Series Specifications

General

Brand	Vaillant
Model	ecoTEC plus VU 6/5-5 Series
Category	Boiler
Language	English