2
TECHNICAL DATA
(1) Reference conditions: Room temperature 20°C - Gas temperature 15°C - Barometric pressure 1013 mbar - Altitude 0m above sea level.
(2) Socket pressure 6)(A)p.3 with zero pressure in the combustion chamber.
(3) Sound pressure measured in the manufacturer's combustion laboratory, with burner operating on the test boiler at maximum output and measured from one metre
away and at a frequency of 50Hz.
ACCESSORIE
(optional):
KIT FOR MODULATING OPERATION
NOTE:
The installer is responsible for the addition of any safety device not foreseen in this manual.
MODEL
RX 180 S/PV
RX 250 S/PV
TYPE
908 T
903 T
OUTPUT
(1)
MAX.
kW
180
155
250
215
Mcal/h
MIN.
kW
Mcal/h
30
26
42
36
FUEL
NATURAL GAS: G20 - G21 - G22 - G23 - G25
G20
G25
G20
G25
- net calorific value
kWh/Sm
3
Mcal/Sm
3
9.45
8.2
8.13
7.0
9.45
8.2
8.13
7.0
- absolute density
kg/Sm
3
0.71
0.78
0.71
0.78
- max. delivery
Sm
3
/h
19.0
22.1
26.5
30.8
- pressure at max. delivery (2)
mbar
7.1
10.7
9
13.5
OPERATION
• On-Off (1 stop min each 24 hours).
• Progressive two-stage or modulating
STANDARD APPLICATIONS
Boilers: water, steam, diathermic oil
AMBIENT TEMPERATURE
°C
0 - 40
COMBUSTION AIR TEMPERATURE
°C max
60
ELECTRICAL SUPPLY
V
Hz
230 ~ +/-10%
50/60 - single-phase
ELECTRIC MOTOR (Rating plate)
rpm
W
V
5830
360
220 - 240
5830
360
220 - 240
WORKING CURRENT
A
-
-
IGNITION TRANSFORMER
V1 - V2
I1 - I2
230 V - 2 x 5 kV
1.45 A - 50 Hz - 30 mA
ELECTRICAL POWER CONSUMPTION
W max
340
-
ELECTRICAL PROTECTION
IP40
NOISE
(3)
dBA
-
-
GAS CATEGORIES
COUNTRY
CATEGORY
IT - AT - GR - DK - FI - SE
ES - GB - IE - PT
NL
FR
DE
BE
LU
II
2H3B/P
II
2H3P
II
2L3B/P
II
2Er3P
II
2ELL3B/P
I
2E(R)B,
I
3P
II
2E
3B/P
OUTPUT POWER REGULATOR KIT RWF40
Two components should be ordered:
• the Output power regulator to install on the burner;
• the Probe to install on the heat generator
Parameter to control
Probe
Output power regulator
Adjustment field
Type
Code
Type
Code
Temperature
- 100...+500°C
PT 100
3010110
RWF40
20005326
Pressure
0...2.5 bar
0...16 bar
Output probe
4...20 mA
3010213
3010214
