Technical Description Of The Burner; Technical Data; Electrical Data; Burner Equipment - Riello RS 28/M Installation, Use And Maintenance Instructions

3

Technical description of the burner

3.1

Technical data

Model
Output
(1)
High
Low
Fuel
- Max delivery
- Pressure at maximum delivery
natural gas
Operation
Standard application
Ambient temperature
Combustion air temperature
Noise levels
(3)
Weight (complete with packaging)
(1) Reference conditions: Ambient temperature 68 °F (20°C) - Barometric pressure 394" WC - Altitude 329 ft a.s.l.
(2) Pressure at test point 8)(Fig. 4, page 10), with zero pressure in the combustion chamber, with open gas ring 2) at maximum burner output
(3) Sound pressure measured in manufacturer's combustion laboratory, with burner operating on test boiler and at maximum rated output.
3.2

Electrical data

Model
Main power supply (+/-10%)
Fan motor
Motor capacitor
Ignition transformer
Electrical power consumption
Electrical protection
3.3

Burner equipment

The burner is supplied complete with:
Gas train flange . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Flange gasket. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Flange fixing screws. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 4
Screws (3/8 W x 1") to secure the burner flange
to the boiler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 4
Burner head gasket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Instruction manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
20154169
Technical description of the burner
RS 28/M
MBtu/hr 617 - 1232
181 - 361
kW
MBtu/hr 198
kW 58
SCFH 1232
(2)
" WC 2.95
Low - high-low or modulating
FS2 - Continuous operation - only using the flame detection electrode (ionisation)
These burners are suitable also for the intermittent operation (FS1) only using the UV
flame sensor kit
°F
°F max
dBA 68
lbs 84
RS 28/M
V/Ph/Hz
rpm
W - HP
V
A
µF
V1 - V2
I1 - I2
W max
RS 38/M
880 - 1665
258 - 488
266
78
Natural or propane gas
1665
2.6
Boilers: water, steam, thermal oil
32 - 104 (0 - 40 °C)
140 (60 °C)
70
88
RS 38/M RS 38/M
120/1/60
3400
370 - 0.5
120
5.2
50
120 V - 1 x 7 kV
1.6 A - 23 mA
1345
NEMA 1
6 GB
RS 50/M
1099 - 2201 1099 - 2201
322 - 645
321
94
2201
2.83
72
91
RS 50/M
208-230/460/575/3/60
3400/3450
550 - 0.75
208-230/460/575
3.2 - 1.8 - 1.3
1720
RS 50/M
322 - 645
321
94
2201
2.83
72
93
Tab. A
RS 50/M
120-230/1/60
3450
550 - 0.75
120 - 230
9.8 - 4.9
20
1870
Tab. B