Installation
42
Burner and nozzle characteristics tables
1 Natural gas G20 - 20 mbar
AUX
SR
UR2
Rated heating capacity (kW)
1.0
1.8
4.2
Nozzle diameter (1/100 mm)
72
97
145
Pre-chamber (printed on nozzle)
(X)
(Z)
(F3)
Reduced flow rate (W)
400
500
1400
2 Natural gas G20 - 25 mbar
AUX
SR
UR2
Rated heating capacity (kW)
1.10
1.8
4.2
Nozzle diameter (1/100 mm)
72
94
145
Pre-chamber (printed on nozzle)
(X)
(Z)
(H3)
Reduced flow rate (W)
400
500
1400
3 Natural gas G25/G25.3 - 25 mbar
AUX
SR
UR2
Rated heating capacity (kW)
1.0
1.8
4.2
Nozzle diameter (1/100 mm)
72
94
143
Pre-chamber (printed on nozzle)
(F1)
(Y)
(F2)
Reduced flow rate (W)
400
500
1400
4 Natural gas G25.1 - 25 mbar
AUX
SR
UR2
Rated heating capacity (kW)
1.10
1.8
4.2
Nozzle diameter (1/100 mm)
77
100
152
Pre-chamber (printed on nozzle)
(F1)
(Y)
(F3)
Reduced flow rate (W)
400
500
1400
5 Natural gas G25 - 20 mbar
AUX
SR
UR2
Rated heating capacity (kW)
1.0
1.8
4.2
Nozzle diameter (1/100 mm)
77
100
165
Pre-chamber (printed on nozzle)
(F1)
(Y)
(H3)
Reduced flow rate (W)
400
500
1400
6 Natural gas G2.350 - 13 mbar
AUX
SR
UR2
Rated heating capacity (kW)
1.0
1.8
4.0
Nozzle diameter (1/100 mm)
94
120
190
Pre-chamber (printed on nozzle)
(Y)
(Y)
(F3)
Reduced flow rate (W)
400
500
1400