6
TECHNICAL DATA
(1) Reference conditions: Ambient temperature 20°C - Gas temperature 15°C - Barometric pressure 1013 mbar - Altitude 0 m a.s.l.
(2) Pressure at test point 17)(A)p.8, with zero pressure in the combustion chambre, with open gas ring 2)(B)p.12 an maximum burner output
(3) Sound pressure measured in manufacturer's combustion laboratory, with burner operating on test boiler and at maximum rated output. The
sound power is measured with the “Free Field” method, as per EN 15036, and according to an “Accuracy: Category 3” measuring accuracy,
as set out in EN ISO 3746.
ELECTRICAL DATA
MODEL
RS 250/M MZ
TYP
866 T
OUTPUT
(1)
MAX.
kW
1250 - 2650
1075 - 2279
Mcal/h
MIN.
kW
600
516
Mcal/h
FUEL
NATURAL GAS: G20 - G21 - G22 - G23 - G25
G20
G25
- net calorific value
kWh/Sm
3
Mcal/Sm
3
9.45
8.2
8.13
7.0
- absolute density
kg/Sm
3
0.71
0.78
- max. delivery
Sm
3
/h
286
332
- pressure at max. delivery
(2)
mbar
18.6
14.3
OPERATION
• On-Off (1 stop min each 24 hours).
• Progressive two-stage or modulating by kit (see ACCESSOIRES).
STANDARD APPLICATIONS
Boilers: water, steam, diathermic oil
AMBIENT TEMPERATUR
°C
0 - 40
COMBUSTION AIR TEMPERATURE
°C max
60
NOISE LEVELS
(3)
SOUND PRESSURE
SOUND POWER
dB(A)
83
94
MODEL
RS 250/M MZ
MAIN ELECTRICAL SUPPLY
CONTROL CIRCUIT POWER SUPPLY
3 ~ 230/400V 50 Hz
1 ~ 230V 50 Hz
ELECTRIC MOTOR IE2
rpm
W
V
2910
5500
230/400
Running current
A
18.2 - 10.5
Start-up current
A
186 - 107
IGNITION TRANSFORMER
V1 - V2
I1 - I2
230 V - 1 x 5 kV
1 A - 20 mA
ELECTRICAL POWER CONSUMPTION
W max
6600
ELECTRICAL PROTECTION
IP 44
VARIANTS
COUNTRY
CATEGORY
Burner
Electrical
supply
Blast tube
lenght
AT - CH - CZ - DK - EE - FI - GR - HU - IS - IT - LT
- LV - NO - SE - SI - SK
II
2H3B/P
ES - GB - IE - PT
II
2H3P
3788400 - 3788410
400V
370 mm
NL
II
2L3B/P
3788401 - 3788411
400V
520 mm
FR
II
2Er3P
3788430 - 3788440
230V
370 mm
DE
II
2ELL3B/P
3788431 - 3788441
230V
520 mm
BE
I
2E(R)B
, I
3
CY - MT
I
3B/P
LU - PL
II
2E3B/P
GB
Содержание RS 250 MZ
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