Riello DB 3 LSM C13 Installation, Use And Maintenance Instructions page 35

2
Burner description
2.1 Technical data
Model
Capacity
Output adjustment
Modulation ratio against
maximum rated output
Fuel
Combustive air temperature
Electrical supply
Ignition
Ignition transformer
Flame control
2.2 Firing rate
250°C
150°C
50°C
0
250°C
150°C
50°C
0
4
Min./Max. light oil [kW]
Min./Max. natural gas [kW]
Modulating
Light oil
Light oil/Fuel oil viscosity 5°E at 50°C
Natural gas (G 20) - PCI 10 kWh/Nm
Natural gas (G 25) - PCI 8,6 kWh/Nm
Max. 250°C
230 V +/-10% 50/60 Hz
Directly
V1 - V2
l1 - l2
Standard (1 stop in 24 hours)
500 2000
Burner output - kW
1000 2500
Burner output - kW
DB 3 LSM C13
500/2000 ÷ 3800
3
3
D7667
DB3
kW
2850 3400 3800
3750 4500 5000
DB 4 LSM C13
1000/2500 ÷ 5000
1 : 4
option L
option S
option S
230V - 2x5 kV
1.4 A - 30 mA
FS1
Fig. 1
DB4
kW