Technical Description Of The Burner; Technical Data; Burner Description; Burner Equipment - Riello RDB2.2 15-21 Installation, Use And Maintenance Instructions

4

Technical description of the burner

4.1

Technical data

Type
Output - Thermal power
(with air at 20 °C)
Fuel
Electrical supply
Motor
Capacitor
Ignition transformer
Pump
Absorbed electrical power
4.2

Burner description

3 8
1 Kerosene pump
2 Control box
3 Reset button with lock-out lamp
4 Flange with insulating gasket
5 Air damper adjustment screw
4.3

Burner equipment

Flange with insulating gasket .............................................. No. 1
Screws and nuts for flange to be fixed to boiler................... No. 4
Screw and nuts for flange.................................................... No. 1
Hoses with nipples .............................................................. No. 1
Screw of by-pass pump ....................................................... No. 1
Hexagonal key..................................................................... No. 1
Screw and terminal screw for feeding cable........................ No. 3
Technical description of the burner
744T1K
1.2 - 2.2 kg/h
14.3 - 26.3 kW
Kerosene, viscosity 1.6 – 6 mm
Run current 0.85 A – 2700 rpm – 283 rad/s
Kerosene, maximum pressure 10 bar (145 psi)
9
5
4
D6115
9 GB
744T2K
1.6 - 2.8 kg/h
19.2 - 33.5 kW
2
/s at 20 °C
Single phase, ~ 50Hz 230 V ± 30%
4.5 F
Secondary 8 kV – 25 A
0.16 kW
1
6 Pump pressure adjustment screw
7 Pressure gauge port
8 Flame sensor
9 Blast tube
The hoses supplied with this burner set for
Kerosene use are not suitable for use with Gas oil
containing a Bio blend.
WARNING
Please refer to the spare part list for the specific
hoses suitable for bio fuel use.
In case of use with gas oil containing up to 10%
Bio blend, it will be essential to use flexible oil
lines suitable for bio fuel use.
Please contact Riello for further information.
744T5K
2.8 - 4.5 kg/h
33.5 - 54 kW
(Hi = 11.97 kWh/kg)
2
Tab. A
6
7
Fig. 1
2903104