Riello RLS 300/E - 3 Technical Description of the Burner; Technical Data

20036644
6
GB
Technical description of the burner
3.1 Technical data
Tab. A
(*)
Firing Rate for C-ETL Canadian Listing
(1)
Reference conditions: ambient temperature 68 °F (20°C) - Barometric pressure 394” WC - Altitude 329 ft.
(2)
Pressure at test point 5)(Fig. 3) 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.
(4)
Equivalent Btu values based on 1 USGPH = 140,000 Btu/hr.
3 Technical description of the burner
Model RLS 300/E RLS 400/E RLS 500/E
Output
(1)
Delivery
(1)
High kW
MBtu/hr
(4)
GPH
1387 – 4220 (3834*)
4732 – 14390 (13082*)
33.6 – 102.7 (93.4*)
1998 – 4995 (4541*)
6817 – 17042 (15494*)
47.8 – 121.7 (110.6*)
2775 – 5740 (5217*)
9468 – 19692 (17800*)
67.6 – 140.6 (127.1*)
Low kW
MBtu/hr
(4)
GPH
666
2272
16.0
888
3030
21.8
1243
4241
30.4
Fuel # 2 Fuel oil - Natural gas
Gas maximum delivery
Gas pressure at maximum delivery
(2)
SCFH
“WC
14,390
9.0
17,042
13.0
19,692
15.0
Operation Low-high or modulating
Nozzle number 1
Standard applications Boilers: water, steam, thermal oil
Ambient temperature °F 32 - 104 (0 - 40 °C)
Combustion air temperature °F max 140 (60 °C)
Pump delivery (at 300 PSI)
pressure range
fuel temperature
GPH
PSI
° F max
218
102 - 580
302 (150 °C)
218
102 - 580
302 (150 °C)
290
102 - 580
302 (150 °C)
Noise levels
(3)
dB(A) 82 85 86
Model RLS 650/E RLS 800/E
Output
(1)
Delivery
(1)
High kW
MBtu/hr
(4)
GPH
3330 – 7270 (6543*)
11362 – 24807 (22325*)
81.1 – 177.1 (159.4*)
3885 – 8990 (8172*)
13256 – 30670 (27882*)
94.5 – 219 (199.1*)
Low kW
MBtu/hr
(4)
GPH
1587
5415
38.7
1942
6626
47.1
Fuel # 2 Fuel oil - Natural gas
Gas maximum delivery
Gas pressure at maximum delivery
(2)
SCFH
“WC
24,807
13.1
30,299
19.9
Operation Low-high or modulating
Nozzle number 1
Standard applications Boilers: water, steam, thermal oil
Ambient temperature °F 32 - 104 (0 - 40 °C)
Combustion air temperature °F max 140 (60 °C)
Pump delivery (at 300 PSI)
pressure range
fuel temperature
GPH
PSI
° F max
403
102 - 435
302 (150 °C)
Noise levels
(3)
dB(A) 80 89.6