7
DFE URN
Gas T
ype
Gas
Category
, T
ype
and Supply P
ressure
Heat Input Gross kW
Heat Input Net
t kW
Gas R
ate m
3
/h
Burner P
ressure
Injector marking
Pilot Assembly
NOx Class
NG
I
2H
- G20 at 20mbar
5.2
4.7
0.477
18.3
320
ERTA
PG-82-330
5
I
2E
- G20 at 20mbar
5.2
4.7
0.477
18.3
I
2E+
- G20/G25 at 20/25mbar
5.2
4.7
0.477/0.500
18.3/22.9
I
2ELL
- G25 at 20mbar
4.2
3.8
0.454
18.6
I
2L
- G25 at 25mbar
4.7
4.2
0.500
22.9
II
- G25.3 at 25mbar
4.7
4.2
0.500
22.9
LPG
I
3B/P(30)
- G30/G31 at 30mbar
4.2
3.9
0.120
28
120
ERTA
PG-82-350
5
I
3+
- G30/G31 at 30/37mbar
3.8/4.2
3.5/3.9
0.120/0.130
28
I
3P(50)
- G31 at 50mbar
4.2
3.9
0.153
36
I
3P(37)
- G31 at 37mbar
4.2
3.9
0.153
36
I
3P(30)
- G31 at 30mbar
3.8
3.5
0.130
28
Recommended Opening Size
Model
Height (mm)
Width (mm)
URN
600
700
NOTE- Other types of larger flue/openings size combinations (and canopies) can be used
provided that the combustion products are cleared and there is no spillage. If in doubt
contact a flue specialist
2E/2 (43.46-45.3 MJ / m3 (0°C))
