7
20170350
GB
Technical description of the burner
5.1
Technical data
Tab. A
(1)
Reference conditions: Room temperature 20°C - Barometric pressure 1000 mbar – Altitude 100 m above sea level.
5.2
Electrical data
Tab. B
5
Technical description of the burner
MODEL
PRESS 300 P/G
PRESS 450 P/G
Output
(1)
kW
890 - 3560
1190 - 5340
Delivery
(1)
kg/h
75 - 300
100 - 450
Fuel
Light oil
- Net calorific value
kWh/kg
Mcal/kg
11.8
10,2 (10.200 kcal/kg)
- Density
kg/dm3 0.82 - 0.85
- viscosity at 20 °C
mm2/s max 6 (1,5 °E - 6 cSt)
Operation
• Intermittent (min. 1 stop every 24 hours).
• Progressive two-stage (modulating by kit).
Nozzle
number 1 (nozzle with return line)
Standard applications
Boilers: water, steam, diathermic oil
Ambient temperature
°C
0 - 40
Combustion air temperature
°C max
60
Pump output (at 40 bar)
pressure range
fuel temperature
kg/h
bar
°C max
730
7-40
140
1000
7-30
140
Weight of the burner (complete with packaging)
kg
238
300
MODEL
PRESS 300 P/G
PRESS 300 P/G
CODE
20169232 - 20169233
20169224 - 20169234
Electrical power supply
V
Hz
3 ~ 400-230V
50
3N ~ 400V
50
Electrical motor
rpm
kW
V
A
2930
9.2
230/400
28.6/16.5
2930
9.2
400/690
16.5/9.6
Ignition transformer
Primary: 2.3A - Secondary: 2x6.5 kV - 35 mA
Absorbed electrical power
kW max
10.9
10.9
Protection level
IP
40
MODEL
PRESS 450 P/G
CODE
20169235-20169236
Electrical power supply
V
Hz
3N ~ 400V
50
Electrical motor
rpm
kW
V
A
2915
15
400/690
26.8-15.5
Ignition transformer
Primary: 2.3A - Secondary: 2x6.5 kV - 35 mA
Absorbed electrical power
kW max
17.1
Protection level
IP
IP 40
