4
1.2 Technical specifications
GAS : G20 (Natural gas) - Category : I2H GB/IE
MODEL
XFR 16 XFR 20 XFR 20-2 XFR 24 XFR 24-2 XFR 32 XFR 32-2 XFR 48-2 XFR 64-2
Certificat number
1312 CL 5522
Class NOx
4
Weight
(kg)
14.60
14.60
15.20
16.10
16.70
19.50
20.10
see page 10
Nominal heat input :
Net calorific value
ΣQn (Hi)
(kW)
Gross calorific value ΣQn (Hs)
(kW)
5.80
6.44
6.65
7.38
6.65
7.38
8.00
8.88
8.00
8.88
10.30
11.44
10.30
11.44
2x 8.00
2x 8.88
2x 10.30
2x 11.44
GAS
Nominale inlet pressure
p
(mbar)
20
Injection pressure
p
i
(mbar)
16
14
14
15
15
16
16
15
16
Volumetric flow rate
(m
3
/h)
0.620
0.703
0.703
0.846
0.846
1.090
1.090 2x 0.846 2x 1.090
Orifice (injector)
(1/100 mm)
1x179 2x152 2x152 2x171 2x171 2x179 2x179 4x171 4x179
Primary orifice (restrictor)
(1/100 mm)
1x278 1x260 2x194 1x321 2x212 1x401 2x278 2x321 2x401
Gas input connection
Fitting G1/2" cylindrical (ISO 228-1)
ELECTRICITY
Power supply
230V (+10% -15%) – 50Hz Neutral mandatory
Consumption
(VA)
28
28
2x 28
28
2x 28
28
2x 28
2x 28
2x 28
Individual fast acting fuse 5x20 (RP3 – RP32)
0.25A
0.25A 2x 0.25A 0.25A 2x 0.25A 0.25A 2x 0.25A 2x 0.25A 2x 0.25A
Ignition cycle length
45 seconds maxi
VENTILATION
Combustion air
(m
3
/h)
6.01
6.82
6.82
8.20
8.20
10.57
10.57 2x 8.20 2x 10.57
Required air change
(m
3
/h)
58.0
66.5
66.5
80.0
80.0
130.0
103.0 2x 80.0 2x 103.0
GAS : G31 (Propane) - Category : I3P GB/IE
MODEL
XFR 16 XFR 20 XFR 20-2 XFR 24 XFR 24-2 XFR 32 XFR 32-2 XFR 48-2 XFR 64-2
Certificat number
1312 CL 5522
Class NOx
4
Weight
(kg)
14.60
14.60
15.20
16.10
16.70
19.50
20.10
see page 10
Nominal heat input :
Net calorific value
ΣQn (Hi)
(kW)
Gross calorific value ΣQn (Hs)
(kW)
5.47
5.95
6.65
7.23
6.65
7.23
8.00
8.70
8.00
8.70
10.30
11.20
10.30
11.20
2x 8.00
2x 8.70
2x 10.30
2x 11.20
GAS
Nominale inlet pressure
p
(mbar)
37
Injection pressure
p
i
(mbar)
34
28
30
32
32
32
34
32
32
Mass flow rate
(kg/h)
0.429
0.543
0.543
0.654
0.654
0.841
0.841 2x 0.654 2x 0.841
Orifice (injector)
(1/100 mm)
1x119
2x99
2x99
2x106 2x106 2x119 2x119 4x106 4x119
Primary orifice (restrictor)
(1/100 mm)
1x225 1x174 2x134 1x251 2x172 1x275 2x225 2x251 2x275
Gas input connection
Fitting G1/2
"
cylindrical (ISO 228-1)
ELECTRICITY
Power supply
230V (+10% -15%) – 50Hz Neutral mandatory
Consumption
(VA)
28
28
2x 28
28
2x 28
28
2x 28
2x 28
2x 28
Individual fast acting fuse 5x20 (RP3 – RP32)
0.25A
0.25A 2x 0.25A 0.25A 2x 0.25A 0.25A 2x 0.25A 2x 0.25A 2x 0.25A
Ignition cycle length
45 seconds maxi
VENTILATION
Combustion air
(m
3
/h)
5.09
6.44
6.44
7.76
7.76
9.98
9.98
2x 7.76 2x 9.98
Required air change
(m
3
/h)
54.7
66.5
66.5
80.0
80.0
103.0
103.0 2x 80.0 2x 103.0
Hight radiant factor, up to 0.85 (EN 419-2)
