Viessmann Vitoligno 250-S Installation And Service Instructions For Contractors page 72

Specification
Specification
Output
Flue gas temperature (rated heating output, wood)
Flue gas temperature
(rated heating output, oil)
Flue gas mass flow rate
(rated heating output, wood)
Max. draught, wood
*1
Required chimney draught
Output
Flue gas temperature (rated heating output, wood)
Flue gas temperature
(rated heating output, oil)
Flue gas mass flow rate
(rated heating output, wood)
Max. draught, wood
*1
Required chimney draught
Maximum overpressure during the start phase (chimney cold) in the flue pipe downstream of the flue gas fan
*1
No draught limiter required
*2
72
*2
*2
kW 40
°C 180
°C 168
g/s 30.4
Pa 25
Pa 10
kW 85
°C 180
°C 172
g/s 58.4
Pa 25
Pa 10
50 60
180 180
168 168
35.2 44
25 25
10 10
100 120
180 180
172 168
72 88
25 25
10 10
75
180
168
56
25
10
170
180
168
108
25
10