Appendix
42
Installation and maintenance instructions ecoTEC plus 0020239015_05
I
Technical data
Technical data
–
Heating
VU 246/6-5 OVZ (P-GB)
Max. flow temperature adjustment
range (default setting: 75 °C)
10 … 80
℃
Maximum permissible pressure
0.3 MPa
(3.0 bar)
Nominal water flow (
Δ
T = 20 K)
1,059 l/h
Nominal water flow at Pmin
(
Δ
T = 20 K)
260 l/h
Nominal water flow (
Δ
T = 30 K)
706 l/h
Nominal water flow at Pmin
(
Δ
T = 30 K)
170 l/h
Approximate value for the
condensate volume (pH value
between 3.5 and 4.0) at 50/30 °C
2.47 l/h
Technical data
–
Power/loading G31
VU 246/6-5 OVZ (P-GB)
Maximum heat output
24 kW
Effective output range (P) at
40/30 °C
6.5 … 26.2 kW
Effective output range (P) at
50/30 °C
8.0 … 25.7 kW
Effective output range (P) at
80/60 °C
7.6 … 24.3 kW
Domestic hot water heat output
(P)
8.0 … 30.0 kW
Maximum heat input
–
heating (Q
max.)
24.7 kW
Minimum heat input
–
heating (Q
min.)
7.7 kW
Maximum heat input
–
hot water
(Q max.)
30.6 kW
Minimum heat input
–
hot water (Q
min.)
7.7 kW
Technical data
–
General
VU 246/6-5 OVZ (P-GB)
Diameter of the gas pipe
1/2 inch
Diameter of the heating connec-
tions
3/4 inch
Expansion relief valve connector
(min.)
15 mm
Condensate drain pipework (min.)
21.5 mm
G31 gas supply pressure
3.7 kPa
(37.0 mbar)
CE number (PIN)
CE-0063CP3646
Flue gas mass rate in heating
mode at P min.
3.4 g/s
Flue gas mass rate in heating
mode at P max.
11.0 g/s
Flue gas mass rate in hot water
handling mode at P max.
13.2 g/s
Flue gas temperature (80 °C/60 °C)
at P max.
77
℃
Flue gas temperature (80 °C/60 °C)
at P min.
55
℃
