Appendix
0020134823_04 ecoTEC plus Installation and maintenance instructions
53
K
Technical data
Technical data
–
Output
806 (VU GB 806/5
‑
5)
1006 (VU GB 1006/5
‑
5)
1206 (VU GB 1206/5
‑
5)
Nominal heat output range at 50/30 °C
16.5 … 82.3 kW
20.74 … 102.8 kW
24.7 … 123.4 kW
Nominal heat output range at 60/40 °C
16.0 … 80.0 kW
20.0 … 100.0 kW
24.0 … 120.0 kW
Nominal heat output range at 80/60 °C
14.9 … 74.7 kW
18.7 … 93.3 kW
22.4 … 112.0 kW
Nominal rated efficiency (stationary) at 50/30
°C
108 %
108 %
108 %
Nominal rated efficiency (stationary) at 60/40
°C
105 %
105 %
105 %
Nominal rated efficiency (stationary) at 80/60
°C
98 %
98 %
98 %
Maximum heat input in heating mode (in rela-
tion to the heating value H
i
and pure heating
mode)
76.2 kW
95.2 kW
114.3 kW
Maximum heat input during cylinder charging
76.2 kW
95.2 kW
114.3 kW
Minimum heat input (in relation to the heating
value H
i
and pure heating mode)
15.2 kW
19.2 kW
22.9 kW
Technical data
–
Heating
806 (VU GB 806/5
‑
5)
1006 (VU GB 1006/5
‑
5)
1206 (VU GB 1206/5
‑
5)
Maximum flow temperature (default setting:
75 °C)
85
℃
85
℃
85
℃
Max. flow temperature adjustment range (de-
fault setting: 80 °C)
30 … 85
℃
30 … 85
℃
30 … 85
℃
Permissible total overpressure
0.6 MPa
(6.0 bar)
0.6 MPa
(6.0 bar)
0.6 MPa
(6.0 bar)
Circulation water volume (with reference to
Δ
T= 23 K)
2,990 l/h
3,740 l/h
4,485 l/h
Approx. condensate rate (pH value 3.5 … 4.0)
in 40/30 °C heating mode
12.8 l/h
16.0 l/h
19.2 l/h
Remaining feed head of the modulating pump
with pump group
0.042 MPa
(0.420 bar)
0.026 MPa
(0.260 bar)
0.024 MPa
(0.240 bar)
Technical data
–
General
806 (VU GB 806/5
‑
5)
1006 (VU GB 1006/5
‑
5)
1206 (VU GB 1206/5
‑
5)
Designated country (designation in accord-
ance with ISO 3166)
GB (Great Britain), IE
(Ireland)
GB (Great Britain), IE
(Ireland)
GB (Great Britain), IE
(Ireland)
Approval category
II
2H3P
II
2H3P
II
2H3P
Gas connection, boiler side
R 1
R 1
R 1
Flow/return heating connections, boiler side
G 1 1/4"
G 1 1/4"
G 1 1/4"
G20 natural gas flow pressure
2.0 kPa
(20.0 mbar)
2.0 kPa
(20.0 mbar)
2.0 kPa
(20.0 mbar)
Gas flow rate at 15 °C and 1013 mbar (based
on hot water generation if applicable), G20
(H
i
= 9.5 kWh/m
³
)
8.0 m
³
/h
10.1 m
³
/h
12.1 m
³
/h
Min. flue gas mass rate (G20)
6.9 g/s
8.9 g/s
10.6 g/s
Max. flue gas mass rate
34.4 g/s
43.6 g/s
52.5 g/s
Min. flue gas temperature
40
℃
40
℃
40
℃
Max. flue gas temperature
85
℃
85
℃
85
℃
Approved flue gas connections
C13, C33, C43, C53,
C93, B23, B53, B53P
C13, C33, C43, C53,
C93, B23, B53, B53P
C13, C33, C43, C53,
C93, B23, B53, B53P
Additional approved flue gas connections
B23p
B23p
B23p
Permitted pressure difference in the flue pipe
for installation type B23p as a single occu-
pancy max.
150 Pa
(0.00150 bar)
200 Pa
(0.00200 bar)
200 Pa
(0.00200 bar)
