A.O. Smith SGS-28, Инструкция по установке, эксплуатации и обслуживанию

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12.3 Gas details
Description Unit SGS 28 SGS 30 SGS 50 SGS 60
Gas category 2H: G20
Diameter of the venturi
restrictor mm - - - -
Nominal Load ( gross ) kW 32.2 33.3 52.2 63.3
Nominal output kW 31.0 32.7 50.3 60.4
Supply pressure mbar 20 20 20 20
CO
2
(full load) vol% 9.0 ± 1.0 9.0 ± 1.0 9.0 ± 1.0 9.0 ± 1.0
O
2
(full load) vol% 4.8 ± 1.8 4.8 ± 1.8 4.8 ± 1.8 4.8 ± 1.8
Gas consumption
(1)
m
3
/h
3.1 3.2 5.0 6.0
NO
x
-emission mg/kWh GCV 24 32 36 37
Mass flow rate flue gases
(minimal load) kg/h 24.3 24.3 24.3 24.3
Mass flow rate flue gases
(nominal load) kg/h 52.2 54.0 84.6 102.6
Flue gas temperature
(nominal load) ºC 44 54 63 68
Gas category 3P: G31
Diameter of the venturi
restrictor mm 6.00 6.00 6.00 6.00
Nominal Load ( gross ) kW 31.5 32.6 51.1 62.0
Nominal output kW 31.0 32.7 50.3 60.4
Supply pressure mbar 37 / 50 37 / 50 37 / 50 37 / 50
Gas control valve pressure mbar 12.0 ± 2.0 12.0 ± 2.0 12.0 ± 2.0 12.0 ± 2.0
CO
2
(full load) vol% 10.0 ± 1.0 10.0 ± 1.0 10.0 ± 1.0 10.0 ± 1.0
O
2
(full load) vol% 5.7 ± 1.8 5.7 ± 1.8 5.7 ± 1.8 5.7 ± 1.8
Gas consumption kh/h 2.3 2.3 3.7 4.4
NO
x
-emission mg/kWh GCV 31 39 42 45
Mass flow rate flue gases
(minimal load) kg/h 24.8 24.8 24.8 24.8
Mass flow rate flue gases
(nominal load) kg/h 53.3 55.2 86.4 104.8
Flue gas temperature
(nominal load) ºC 44 54 63 68
1 - Based on 1013.25 mbar and 15°C.
0311753_SGS_28-120_II_UKUK_V2.0 , 2017-05-03 113