Alpha ARES 150 Tec - Operating Data and General Characteristics

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Technical characteristics and dimensions
2.4 OPERATING DATA AND GENERAL CHARACTERISTICS
ARES Tec ErP 150 200 250 300 350
Boiler category II
2H3P
II
2H3P
II
2H3P
II
2H3P
II
2H3P
Modulation ratio 1 : 12,5 1 : 16,7 1 : 20,8 1 : 25 1 : 29
Nominal heat input on L.V.C. Qn kW 150 200 250 300 348
Minimum heat input on L.C.V. Qmin kW 12 12 12 12 12
Nominal eective power (Tr 60 / Tf 80 °C) Pn kW 146,1 195,2 244,5 294,0 341,7
Minimum eective power (Tr 60 / Tf 80 °C) Pn min kW 11,7 11,7 11,7 11,7 11,7
Nominal eective power (Tr 30 / Tf 50 °C) Pcond kW 150 200,4 251,3 302,7 354,6
Minimum eective power (Tr 30 / Tf 50 °C) Pcond min kW 12,8 12,8 12,8 12,8 12,8
Eciency at nominal power (Tr 60 / Tf 80°C) % 97,4 97,6 97,8 98,0 98,2
Eciency at minimum power (Tr 60 / Tf 80°C) % 97,16 97,16 97,16 97,16 97,16
Eciency at nominal power (Tr 30 / Tm 50°C) % 100,0 100,2 100,5 100,9 101,9
Eciency at minimum power (Tr 30 / Tm 50°C) % 106,5 106,5 106,5 106,5 106,5
Eciency at 30% of the load ( Tr 30°C) % 107,3 107,3 107,3 107,3 107,3
Eciency class according to directive 92/42 EEC -- 4 4 4 4 4
Combustion eciency at nominal load % 97,8 97,8 98,0 98,1 98,3
Combustion eciency at a reduced load % 98,3 98,3 98,3 98,3 98,3
Losses from operating burner casing (Qmin) % 1,2 1,2 1,2 1,2 1,2
Losses from operating burner casing (Qn) % 0,4 0,2 0,2 0,1
0,1
Flue temperature at net of Tf-Ta (min)(*) °C 33,4 33,4 33,4 33,4 33,4
Flue temperature at net of Tf-Ta (max)(*) °C 45,1 46,5 47,3 48,2 49,1
Maximum permitted temperature °C 100 100 100 100 100
Maximum operating temperature: °C 85 85 85 85 85
Mass ue ow rate (min) kg/h 19,6 19,6 19,6 19,6 19,6
Mass ue ow rate (max) kg/h 245 327 409 490 569
Air excess % 25,5 25,5 25,5 25,5 25,5
Chimney losses with burner in operation (min) % 1,7 1,7 1,7 1,7 1,7
Flue losses with burner in operation (max) % 2,2 2,2
2,2 1,9 1,7
Minimum pressure of h
eating circuit bar 0,5 0,5 0,5 0,5 0,5
Maximum pressure of heating circuit bar 6,0 6,0 6,0 6,0 6,0
Water content l 14,2 18,3 22,4 26,5 30,6
Methane gas consumption G20 (supp.press. 20 mbar) at Qn m
3
/h 15,9 21,1 26,4 31,7 36,8
Methane gas consumption G20 (supp.press. 20 mbar) at Qn m
3
/h 1,3 1,3 1,3 1,3 1,3
Gas consumption G25 (supp.press. 20/25 mbar) at Qn m
3
/h 18,4 24,6 36,7 36,9 42,8
Gas consumption G25 (supp.press. 20/25 mbar) at Qn m
3
/h 1,5 1,5 1,5 1,5 1,5
Propane gas consumption (supp.press. 37/50 mbar) at Qn kg/h 11,6 15,5 19,4 23,3 27
Propane gas consumption (supp.press. 37/50 mbar) at Qn kg/h 0,9 0,9 0,9 0,9
0,9
Maximum pressure available at ue base Pa 100 100 100 100 100
Max condensate production kg/h 23
30,60 38,3 45,9 53,6
Emissions
CO at maximum heat input with 0% O2 mg/kWh
54
62 71 55 58
NOx at maximum hea
t input with 0% O2 mg/kWh
38 36 44 42 40
NOx class 6 6 6 6 6
(***) So
und pressure level dBA 52 52 52 52 52
Electrical data
Frequency/Power supply voltage: V/Hz 230/50 230/50 230/50 230/50 230/50
Supply fuse A (R) 6,3/10 6,3/10 6,3/10 6,3/10 6,3/10
(**) Degree of protection IP X5D X5D X5D X5D X5D
For the adjustment data: NOZZLES - PRESSURES - DIAPHRAGMS - FLOW RATES refer to the paragraph ADAPTATION FOR USE WITH OTHER GASES.
Room Temperature = 20°C
(*) Temperatures read with the device operating with ow 80°C / ret. 60°C
CO
2
(min/max) See “NOZZLES - PRESSURES” table
Seasonal Energy Eciency according to 2009/125 EEC (<=400Kw) η
s
- see Table ErP
Losses at shutdown at ∆T 30°C - Pstb - see Table ErP
Electrical consumption in standby - Psb - see Table ErP
(**) e IP X5D degree of protection is obtained with the lid lowered
(***) at a distance of 1 m in a free eld.