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Technical description of the burner
3
3.4
Technical data
Model
Type
Output
(1)
Fuel
Gas pressure at max. output
Operation
Standard applications
Room temperature
Combustion air temperature
Electrical supply
Fan motor (rating)
Operating current
Acceleration current
Ignition transformer
Absorbed electrical power
Protection level
Noise level
(3)
Reference conditions: Room temperature 20°C - Gas temperature 15°C - Barometric pressure 1013 mbar - Altitude 0 m above sea level.
(1)
Pressure on the pressure switch socket Fig. 27 with zero pressure in the combustion chamber and at maximum burner output.
(2)
Noise emission tests carried out as specified in EN 15036-1 with measurement accuracy σ = ± 1.5 dB, in the manufacturer's combustion chamber
(3)
with burner operating on test boiler at maximum output.
NOTE: modify the parameter 125 (Page 34) for 60 Hz operation.
3.5
Packaging
• The burners are delivered in cardboard packaging. The overall dimen-
sions are indicated in the table.
• The weight of the burner complete with its packaging is shown in table.
mm
RS 25/E BLU
RS 35/E BLU
3.6
Overall dimensions
The dimensions of the burner are shown in Fig. 2.
Bear in mind that inspection of the combustion head
requires the burner to be opened and the rear part drawn
back on the guides.
The dimensions of the open burner are indicated by posi-
tion O.
mm
A
RS 25/E BLU
442
RS 35/E BLU
442
(1) Blast tube: short-long
maximum
minimum
- Gas: G20/G25
(2)
SOUND PRESSURE
SOUND POWER
A
B
C
1000
500
485
1000
500
485
F
D
E
(1)
422
508
230-365
422
508
230-365
RS 25/E BLU
878 T
kW
125 ÷ 370
Mcal/h
108 ÷ 320
kW
45
Mcal/h
39
Natural gas: G20 (methane gas) - G21 - G22 - G23 - G25
mbar
15.6 / 21.8
Intermittent (min. 1 stop in 24 hours)
•
Two progressive or modulating stages with kit (see ACCESSORIES).
•
Boilers: water, steam, diathermic oil
°C
0 - 40
°C max
60
V
230V ~ +/-10%
Hz
50/60 Hz single phase
rpm
2800
V
220/240
W
300
A
3.2
A
15
V1 - V2
I1 - I2
W max
600
IP 40
dBA
68
79
kg
32-34
32-34
H
I
L
0
140
305
138
780
152
305
138
780
7
GB
RS 35/E BLU
RS 35/E BLU
879 T
202 ÷ 480
174 ÷ 413
72
62
14.1 / 24.7
230V / 400V with
neutral ~ +/-10%
50/60 Hz three-phase
2800
220/240
220/240-380/415
420
3.5
17
230V - 1 x 15 kV
1 A - 25 mA
700
70
81
D88
N
V
M
84
177
1"1/2
84
177
1"1/2
879 T
202 ÷ 480
174 ÷ 413
72
62
14.1 / 24.7
2780
450
2 - 1.4
14 - 10
750
70
81
Fig. 1
D3831
Fig. 2
6372
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