Riello RS 28/E - Technical Description of the Burner; Technical Data; Electrical Data; Burner Models Designation

20044359
6
GB
Technical description of the burner
3.1 Technical data
Tab. A
(*) Firing rate for C-UL Canadian Listing (CNL).
(1)
Reference conditions: ambient temperature 68 °F (20°C) - Barometric pressure 394” WC - Altitude 329 ft.
(2)
Pressure at test point 7) (Fig. 1, page 7) with zero pressure in the combustion chamber and maximum burner output.
(3)
Sound pressure measured in manufacturer's combustion laboratory, with burner operating on test boiler and at maximum rated output.
The sound power is measured with the “Free Field” method, as per EN 15036, and according to an “Accuracy: Category 3” measuring accuracy,
as set out in EN ISO 3746.
3.2 Electrical data
Tab. B
3.3 Burner models designation
Tab. C
3 Technical description of the burner
Model RS 28/E RS 38/E
Output
(1)
High MBtu/hr
kW
617 - 1232
181 - 361
880 - 1665
258 - 488
Low MBtu/hr
kW
198
58
266
78
Fuel Natural or propane gas
• Max delivery
• Pressure at maximum delivery
(2)
natural gas
SCFH
“ WC
1232
2.95
1665
2.6
Operation Low - high-low or modulating
Standard application Boilers: water, steam, thermal oil
Ambient temperature °F 32 - 104 (0 - 40 °C)
Combustion air temperature °F max 140 (60 °C)
Noise levels
(3)
Sound pressure
Sound power
dB(A)
70
81
72
83
Model RS 28/E RS 38/E
Control circuit power supply V/Ph/Hz 120/1/60
Main power supply (+/-10%) V/Ph/Hz 120/1/60
Fan motor
rpm
HP
V
A
3400
0.5
120
5.2
Motor capacitor µF 45
Ignition transformer
V1 - V2
I1 - I2
120 V - 1 x 8 kV
1.6 A - 20 mA
Electrical power consumption W 600
Electrical control circuit consumption W max 750
Total electrical consumption W 1350
Electrical protection NEMA 1
Model Code RBNA code Voltage Flame safeguard
RS 28/E
20044216 C9321400 120/1/60 Burner mounted
RS 38/E
20105015 20104515 120/1/60 Burner mounted