Technical Features - Riello G3BF 490T53 Installation, Use & Maintenance Manual

TECHNICAL FEATURES

TYPE - Boiler Model
Thermal power – output
(with air at 20 ° C)
Fuel
Electrical supply
Motor
Capacitor
Ignition transformer
Pump
Absorbed electrical power
Burner with CE marking in conformity with EEC directives: EMC89/336/EEC, Low Voltage 73/23/EEC,
Machines 89/392/EEC and Efficiency 92/42/EEC.
The intake air temperature must not be over 70°C.
The burner meets protection level of IP 54, EN 60529.
Kit for two pipes system code 3000970
1 11
3
2
1 – Suction line
2 – Gauge connection
3 – Pump pressure regulator
4 – Vacuum gauge connection
5 – Air-damper
6 – Regulating air-damper rod
7 – Lock-out lamp and reset button
8 – Flange with insulating gasket
9 – Wiring loom fitting
2136
490 T53 – 50 / 70
19 – 35 kW
1.6 – 3 kg/h
kerosene, 28 sec.
single phase, 230 V ± 10%
run current 0.85 A – 2850 rpm – 298 rad/s
4 m F
secondary, 8 kV – 16 mA
maximum pressure 14 bar (203 psi)
0.15 kW
7 9
D5422
10 – Relief valve
11 – Air socket from the outside
12 – Combustion head adjustment screw
492T57 – 70 / 90
17 – 42 kW
1.5 – 3.5 kg/h
~
50Hz
0.16 kW
Fig. 1
6
8
5
489 T53
1
489 T53 – 90 / 120
28 – 60 kW
2.3 – 5 kg/h
0.16 kW
490 T53 - 492T57
10 12 4
D5423