Appendix
46 Installation and maintenance instructions ecoFIT pure 0020230533_01
VU 306/6-3 (H-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
G20 gas supply pressure
2.0 kPa
(20.0 mbar)
Gas flow at P max. – hot water
(G20)
3.8 m³/h
Gas flow at P max. – heating mode
(G20)
3.2 m³/h
Gas flow at P min. (G20)
0.762 m³/h
CE number (PIN)
CE-0063CP3646
Flue gas mass rate in heating
mode at P min.
3.30 g/s
Flue gas mass rate in heating
mode at P max.
13.8 g/s
Flue gas mass rate in hot water
handling mode at P max.
16.1 g/s
Flue gas temperature (80 °C/60 °C)
at P max.
82 ℃
Flue gas temperature (80 °C/60 °C)
at P min.
56 ℃
Flue gas temperature (50 °C/30 °C)
at P max.
56 ℃
Flue gas temperature (50 °C/30 °C)
at P min.
37 ℃
Flue gas temperature in hot water
handling mode
75 ℃
Flue gas temperature when over-
heating
104 ℃
Released system types
C13, C33, C43, C53
Nominal efficiency at 80/60 °C
99.2 %
Nominal efficiency at 50/30 °C
104.0 %
Nominal efficiency at 40/30 °C
106.0 %
Nominal efficiency in partial load
operation (30%) at 40/30 °C
109.8 %
NOx class
5
Product dimensions, width
390 mm
Product dimensions, depth
280 mm
Product dimensions, height
700 mm
Net weight
32 kg
Weight when filled with water
36 kg
Technical data – Electrics
VU 126/6-3 (H-GB) VU 156/6-3 (H-GB) VU 186/6-3 (H-GB) VU 256/6-3 (H-GB)
Electric connection
230 V / 50 Hz 230 V / 50 Hz 230 V / 50 Hz 230 V / 50 Hz
Built-in fuse (slow-blow)
T2/2A, 250V T2/2A, 250V T2/2A, 250V T2/2A, 250V
Max. electrical power consump-
tion
75 W 81 W 87 W 87 W
Standby electrical power con-
sumption
2 W 2 W 2 W 2 W
Level of protection
IPX4D IPX4D IPX4D IPX4D
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