Biasi Inovia 25C, User Manual And Installation Instructions, Page: 33 / 92

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INST
ALLA
TION
TECHNICAL INFORMATION
Gas supply pressures
Gas
Pa mbar
Natural G20
Nom 2000 20
Min 1700 17
Max
2500 25
Propane G31
Nom 3000 30
Min 2000 20
Max 3500 35
Gas rate maximum - central heating
Natural G20 m
3
/h 2,15
Propane G31 kg/h 1,55
Gas rate maximum - domestic hot water
Natural G20 m
3
/h 2,67
Propane G31 kg/h 1,94
Gas rate minimum - ch dhw
Natural G20 m
3
/h 0,65
Propane G31 kg/h 0,47
Gas restrictors references
Ø mm
/100
Natural G20 565
Propane G31 430
Air/gas mixer restrictors
Natural G20
Fuch-
sia
Fucsia
Propane G31
Fuch-
sia
Fucsia
Electrical data
Voltage V~ 230
Frequency Hz 50
Power consumption W 102
Protection degree IPX5D
External fuse rating A 3
Internal fuse rating A
N° 2 - 2
AF
Flue design
Boiler type
B23P C13 C33 C43 C53 C63 C83
ø Coaxial
mm 60/100
ø Twin split pipes mm 80/80
ø Roof mm 80/125
Nominal heat flow rate
(A) (E)
kW 20,0
Exhaust temperature
(E)
°C 76,0
Mass flow rate
(E)
kg/s 0,0085
Flue gas figures
Nominal heat input
(A) (E)
kW 20,0
CO
2
content with gas G20 % 9,2 - 9,8
O
2
content with gas G20 % 3,9
CO content with gas G20 ppm 139,0
Exhaust temperature
(E)
°C 76,0
NOx class 5
Weighted NOx ppm 30
(E)
Values refer tests with a 1 m flue working at the
nominal heat input
CO
2
contents - central heating
Nominal heat input
(A) (E)
kW 20,0
CO
2
content with gas G20 (range
min - max)
% 9,2 - 9,8
CO
2
content with gas G31 (range
min - max)
%
9,9 -
10,8
Minimum heat input
(A) (E)
kW 5,9
CO
2
content with gas G20 (range
min - max)
% 8,7 - 9,3
CO
2
content with gas G31 (range
min - max)
% 9,4- 10,4