Installation
186
Burner and nozzle characteristics tables
1 NATURAL gas – G20 20 mbar AUX SR R DUAL int + ext
Rated heating capacity (kW)
1.0 1.8 3.0 4.2
Nozzle diameter (1/100 mm)
72 97 120 75 + 135
Pre-chamber (printed on nozzle)
(X) (Z) (H9) (H1) + (H3)
Reduced flow rate (W)
400 500 800 1900
2 Natural gas G20 – 25 mbar AUX SR R DUAL int + ext
Rated heating capacity (kW)
1.0 1.8 3.0 4.2
Nozzle diameter (1/100 mm)
72 94 113 75 + 127
Pre-chamber (printed on nozzle)
(X) (Z) (H8) (H1) + (H3)
Reduced flow rate (W)
400 500 800 1900
3 Natural gas G25 – 25 mbar AUX SR R DUAL int + ext
Rated heating capacity (kW)
1.0 1.8 3.0 4.2
Nozzle diameter (1/100 mm)
72 94 121 80 + 125
Pre-chamber (printed on nozzle)
(F1) (Y) (F2) (H1) + (F2)
Reduced flow rate (W)
400 500 800 1900
4 Natural gas G25.1 – 25 mbar AUX SR R DUAL int + ext
Rated heating capacity (kW)
1.0 1.8 3.0 4.2
Nozzle diameter (1/100 mm)
77 100 134 75 + 138
Pre-chamber (printed on nozzle)
(F1) (Y) (F3) (H1) + (F3)
Reduced flow rate (W)
400 500 800 1900
5 Natural gas G25 – 20 mbar AUX SR R DUAL int + ext
Rated heating capacity (kW)
1.0 1.8 2.9 4.1
Nozzle diameter (1/100 mm)
77 100 134 80 + 145
Pre-chamber (printed on nozzle)
(F1) (Y) (F3) (Y) + (H3)
Reduced flow rate (W)
400 500 800 1900
6 Natural gas G27 - 20 mbar AUX SR R DUAL int + ext
Rated heating capacity (kW)
1.0 1.8 3.0 4.2
Nozzle diameter (1/100 mm)
77 105 138 80 + 148
Pre-chamber (printed on nozzle)
(F1) (Y) (F3) (H1) + (F3)
Reduced flow rate (W)
400 500 800 1900
7 Natural gas G2.350 – 13 mbar AUX SR R DUAL int + ext
Rated heating capacity (kW)
1.0 1.8 2.9 4.0
Nozzle diameter (1/100 mm)
94 120 165 100 + 190
Pre-chamber (printed on nozzle)
(Y) (Y) (F3) (0) + (H3)
Reduced flow rate (W)
400 500 800 1900