Technical information

9
TECHNICAL DATA
DESCRIPTION TYPE UNIT
12345 6
HEAT OUTPUT 23,0 30,5 41,7 58,6 76,6 94,3 KW
78.500 104.000 142.000 200.000 261.500 322.000 Btu
HEAT INPUT 25.4 33.8 46.3 65.0 85.0 104.7 KW
(Nett) 86.000 115.000 158.000 224.000 290.000 357.000 Btu
EFFICIENCY 90,1 90,2 90,1 90,1 90,1 90,1 %
AIR FLOW +15°C 1.820 2.920 4.130 5.900 7.900 8.750 Nm
3
/h
MAX AIR OFF (ΔT)
37 31 30 30 29 32 °K
HEAT INPUT MIN (two stage)
15,8 21,0 28,8 40,5 52,9 65,2 KW
MIN AIR OFF (ΔT) (two stage)
25 21 20 20 20 22 °K
STATIC PRESSURE (standard)
200 Pa
STATIC PRESSURE (uprated)
500 450 440 470 440 500 Pa
THERMOSTAT CALIBRATION
- TR (auto reset) 70 °C
- LM (manual reset) 100 °C
- SND (auto reset) 70 °C
FAN OPERATION
- Fan on 30 sec
- Fan off 3 min’
Air pressure switch setting 0,85 0,90 0,85 1,95 0,40 0,70 mBar
Maximum flue resistanceI 70 70 70 70 160 115 Pa
CENTRIFUGAL FAN
- Type AT 10-8 AT 12-9 AT12-12 AT 12-9 AT12-12 AT12-12
- Number 1 1 1 2 2 2 N°
ELECTRICAL SUPPLY 230V 230V 230V 400V 3N 400V 3N 400V 3N
50Hz
∼
RATED INPUT standard motor)
0,5 0,5 0,5 0,750 1,100 1,500 KW
RATED INPUT (up rated motor)
0,5 0,75 1,1 1,5 2,2 3,0 KW
RUNNING CURRENT MAX( standard
motor)
3,7 3,7 4,0 2,0 2,8 3,6 A
RUNNING CURRENT MAX (up rated
motor)
4,0 4,7 7,5 3,6 5,0 6,5 A
ELECTRICAL PROTECTION 40 IP
GAS CATEGORY II
2H3B/P
INSTALLATION TYPES B
22
– C
12
– C
32
OPERATIONAL LIMITS
- Temperature -15 / +40 °C
- Relative humidity (non condensing) 70 %
WEIGHT (standard)
122 133 156 200 267 311 Kg
WEIGHT (up rated)
122 135 159 204 274 318 Kg
NATURAL GAS G20
- Number of injectors 1 1 1 2 2 4 N°
- Diameter of injectors 410 480 555 500 540 450 mm/100
- Inlet pressure 20 mBar
- Head pressure max 13,0 13,0 13,0 10,0 13,0 10,5 mBar
- Head pressure (two stage)
7,0 6,5 6,5 7,0 6,5 5,0 mBar
- Consumption max
(1)
2,55 3,39 4,65 6,52 8,53 10,51 Nm
3
/h
- Consumption min
(1)
(two stage)
1,79 2,38 3,25 4,57 5,97 7,36 Nm
3
/h
PROPANE GAS G31
- Maximum gas head pressure 35,0 35,5 35,5 34,5 35,5 34,5 mBar
- Minimum gas head pressure (two stage )
18,0 18,5 18,0 18,0 18,0 18,5 mBar
- Consumption max
(2)
0,98 1,30 1,78 2,50 3,27 4,03 Nm
3
/h
1,97 2,63 3,60 5,05 6,60 8,13 Kg/h
3,88 5,16 7,07 9,92 12,97 15,98 Litri/h
- Consumption min
(2)
(two stage)
0,68 0,91 1,25 1,75 2,29 2,82 Nm
3
/h
1,38 1,84 2,52 3,53 4,62 5,69 Kg/h
2,72 3,62 4,94 6,04 9,08 11,19 Litri/h
Mass products of combustion max 0,0139 0,0185 0,0253 0,0356 0,0465 0,0573 kg/s
(1) References:
Atmospheric pressure 1013 mBar
Gas temperature 15°C
(2) Atmospheric pressure 1013mBar