Benchmark Alpha E-Tec Plus 28 - Technical Data

3 TECHNICAL DATA
Alpha E-Tec Plus 28, 33 and 38 - Technical Data
3.2 TECHNICAL PERFORMANCE DATA - LPG - PROPANE GAS (Cat I3P 3P - G31 37 mbar)
Note: OtherTechnical data is the same as NG data.
Heat input gross - DHW kW
Heat input gross - CH kW
Gas supply pressure mbar
Gas burner injector mm
CO
2
at maximum CH output %
CO
2
at maximum DHW output %
CO
2
at minimum output %
Gas rate at maximum output kg/h (g/s)
31.3
26.7
37
3.80
11.4
11.4 (+0.1/-0.3)
10.6 (+0.3/-0.1)
2.24 (0.62)
35.4
31.1
37
4.30
11.2
11.2 (+0.2/-0.4)
10.0 (+0.4/-0.2)
2.53 (0.70)
E-Tec Plus 28 E-Tec Plus 33
3.1 TECHNICAL PERFORMANCE DATA - NATURAL GAS (Cat I2H 2H - G20 20 mbar)
36.2
31.7
32.6
28.6
29.7
28
4.9
32
3.45
20
85
6.00
14.1
16.5
30
17
6
9.5
9.5 (±0.2%)
8.6 (+0.2/-0.3%)
450
0.004
90.2
89.0
87 (XL)
93
2.5 (0.25)
0.5 (0.05)
1.0 (0.1)
3.0 (0.3)
8.0
1.0 (0.1)
105
2
75
120
-5 to +50
II 2H3P
E-Tec Plus 28
E-Tec Plus 33
32.0
27.3
28.8
24.6
26.1
24.1
4.3
28.3
3.05
20
85
5.00
12.1
14.1
35
20
6
9.7
9.7 (+0.5/-0.2%)
8.8 (+0.2/-0.3%)
450
0.004
90.1
88.9
87 (XL)
93
2.5 (0.25)
0.5 (0.05)
1.0 (0.1)
3.0 (0.3)
8.0
1.0 (0.1)
80
2
75
120
-5 to +50
II 2H3P
C13, C33, C43, C53, C63, C83, C93
Heat input gross - DHW kW
Heat input gross - CH kW
Heat input net - DHW kW
Heat input net - CH kW
Heat output condensing (50/30°C) - CH kW
Heat output non condensing (80/60°C) CH kW
Heat output min. - CH kW
Heat output nominal - DHW kW
Gas rate at max. output m³/h
Gas supply pressure mbar
Max. CH temperature - Set point °C
Gas burner injector diameter mm
DHW flow rate at 35°C rise l/min
DHW flow rate at 30°C rise - EN13203-1 l/min
Dry NOx weight (net calorific value) mg/kWh
Dry NOx ppm
NOx Class
Factory set CO
2
CO
2
at maximum CH output %
CO
2
at maximum DHW output %
CO
2
at minimum output %
CO (max) ppm
Maximum CO/CO
2
Ratio
SAP/SEDBUK seasonality efficiency 2005 %
SAP/SEDBUK seasonality efficiency 2009 %
ErP DHW efficiency %
ErP Seasonal space heating efficiency %
Max. primary system pressure bar (MPa)
Min. primary system pressure bar (MPa)
Recommended system pressure - Cold bar (MPa)
System pressure relief valve setting bar (MPa)
Expansion vessel size litres
Expansion vessel charge pressure bar (MPa)
Electrical power consumption - Max. Watts
Electrical power consumption - Standby Watts
Max. temperature of combustion products °C
Max. flue overheating temperature °C
Ambient operating temperature °C
Category
Type of installation
43.3
36.3
39
32.7
34.4
32
6.1
37.9
4.13
20
85
6.70
15.9
18.6
39
22
6
9.2
9.2 (+0.4/-0.2%)
8.5 (+0.1/-0.3%)
450
0.004
90.2
89.0
85 (XL)
93
2.5 (0.25)
0.5 (0.05)
1.0 (0.1)
3.0 (0.3)
8.0
1.0 (0.1)
120
2
75
120
-5 to +50
II 2H3P
E-Tec Plus 38
E-Tec Plus 38
42.4
35.5
37
4.90
10.85
10.9 (+0.4/-0.2%)
9.9 (+0.4/-0.2%)
3.03 (0.84)
6