9
20135737
GB
Technical description of the burner
4.4
Technical data
Tab. C
(1)
Reference conditions: Ambient temperature 20°C - Gas temperature 15°C - Barometric pressure 1,013 mbar - Altitude 0 m a.s.l.
(2)
Δ
p between the input pressure and output pressure max. 50 mbar.
(3)
Sound pressure measured in manufacturer's combustion lab, with burner operating on test boiler, at maximum output. The sound power is meas-
ured with the “Free Field” method, as per EN 15036, and according to an accurate “Accuracy: Category 3” measurement, as described in EN ISO
3746.
4.5
Electrical data
Tab. D
Model
BS1D
BS2D
BS3D
BS4D
Heat output
(1)
kW
Mcal/h
16/19 - 52
13.8/16.3 - 44.7
35/40 - 92
30.1/34.4 - 78.2
65/75 - 197
55.9/68.8 - 162.5
110/140 - 249
94.6/120.4 - 215
Fuel
G20
Gas
NCV: 8 - 12 kWh/Nm
3
= 7000 - 10,340 kcal/Nm
3
Pressure: min. 20 mbar – max. 100 mbar
(2)
Operation
Intermittent (FS1)
Use
Boilers: water and diathermic oil
Ambient temperature
°C
0 - 40
Combustion air temperature
°C max
40
Noise levels
(3)
Sound pressure
Sound power
dB (A)
59
70
60
71
65
76
67
78
Weight
kg
11
12
16
20
Model
BS1D
BS2D
BS3D
BS4D
Electrical supply
1/230V/50Hz
Fan motor
rpm
V
W
A
2750
230
90
0.8
2750
230
90
0.9
2800
230
150
1.8
2720
230
250
1.9
Capacitor
F
4
4
6.3
8
Ignition transformer
Primary 230V
Secondary 1 x 18 kV - 11 mA
Absorbed electric power
kW
0.15
0.18
0.35
0.53
Protection level
IP40