A.O. Smith BFC Cyclone 120, Installation, User And Service Manual

Page: 106 / 118

Description Unit BFC 80 BFC 100 BFC 120
Gas category 2H: G20
Diameter of the venturi
restrictor mm 8.60 8.60 8.60
Nominal Load ( gross ) kW 86.6 105.5 128.8
Nominal output kW 84.2 100.7 121.8
Supply pressure mbar 20 20 20
CO
2
(full load) vol% 8.9 ± 1.0 8.9 ± 1.0 8.9 ± 1.0
O
2
(full load) vol% 5.0 ± 1.8 5.0 ± 1.8 5.0 ± 1.8
Gas consumption
(1)
m
3
/h
8.3 10.1 12.3
NO
x
-emission mg/kWh GCV 34 36 37
Mass flow rate flue gases
(minimal load) kg/h 52.8 52.8 52.8
Mass flow rate flue gases
(nominal load) kg/h 141.9 172.9 211.1
Flue gas temperature
(nominal load) ºC 52 55 60
Gas category 3P: G31
Diameter of the venturi
restrictor mm 6.60 6.60 6.60
Nominal Load ( gross ) kW 84.8 103.3 126.1
Nominal output kW 84.2 100.7 121.8
Supply pressure mbar 37 / 50 37 / 50 37 / 50
Gas control valve pressure mbar - - -
CO
2
(full load) vol% 9.6 ± 1.0 9.6 ± 1.0 9.6 ± 1.0
O
2
(full load) vol% 6.3 ± 1.8 6.3 ± 1.8 6.3 ± 1.8
Gas consumption kh/h 6.1 7.4 9.0
NO
x
-emission mg/kWh GCV 38 39 39
Mass flow rate flue gases
(minimal load) kg/h 53.5 53.5 53.5
Mass flow rate flue gases
(nominal load) kg/h 149.1 181.6 221.7
Flue gas temperature
(nominal load) ºC 52 55 60
1 - Based on 1013.25 mbar and 15°C.
106 Installation, Maintenance and Service part