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Installation
90
Burner and nozzle specifications tables
1 Natural gas G20 – 20 mbar AUX SR FB R UR2
Rated heating capacity (kW)
1.05 1.8 1.9 3.0 4.2
Nozzle diameter (1/100 mm)
72 97 94 115 135 + 75
Pre-chamber (printed on nozzle)
(X) (Z) (X) (Y) (H3) + (H1)
Reduced flow rate (W)
400 500 800 800 1900
2 Natural gas G20 – 25 mbar AUX SR FB R UR2
Rated heating capacity (kW)
1.1 1.8 1.9 3.0 4.2
Nozzle diameter (1/100 mm)
72 94 97 113 125 + 75
Pre-chamber (printed on nozzle)
(X) (Z) (Z) (H8) (H3) + (H1)
Reduced flow rate (W)
400 500 800 800 1900
3 Natural gas G25/G25.3 – 25 mbar AUX SR FB R UR2
Rated heating capacity (kW)
1.05 1.8 1.9 2.9 4.2
Nozzle diameter (1/100 mm)
72 94 100 121 125 + 80
Pre-chamber (printed on nozzle)
(F1) (Y) (Y) (F2) (F2) + (H1)
Reduced flow rate (W)
400 500 800 800 1900
4 Natural gas G25.1 – 25 mbar AUX SR FB R UR2
Rated heating capacity (kW)
1.1 1.8 1.9 3.0 4.2
Nozzle diameter (1/100 mm)
77 100 109 134 138 + 75
Pre-chamber (printed on nozzle)
(F1) (Y) (Z) (F3) (F3) + (H1)
Reduced flow rate (W)
400 500 800 800 1900
5 Natural gas G25 – 20 mbar AUX SR FB R UR2
Rated heating capacity (kW)
1.0 1.8 1.9 3.0 4.1
Nozzle diameter (1/100 mm)
77 100 105 134 145 + 80
Pre-chamber (printed on nozzle)
(F1) (Y) (K) (F3) (H3) + (Y)
Reduced flow rate (W)
400 500 800 800 1900
6 Natural gas G27 - 20 mbar AUX SR FB R UR2
Rated heating capacity (kW)
1.05 1.8 1.9 3.0 4.2
Nozzle diameter (1/100 mm)
77 105 108 138 148 + 80
Pre-chamber (printed on nozzle)
(F1) (Y) (Y) (F3) (F3) + (H1)
Reduced flow rate (W)
400 500 800 800 1900
7 Natural gas G2.350 – 13 mbar AUX SR FB R UR2
Rated heating capacity (kW)
1.05 1.8 1.9 3.0 4.1
Nozzle diameter (1/100 mm)
94 120 128 165 190 + 100
Pre-chamber (printed on nozzle)
(Y) (Y) (Y) (F3) (H3) + (0)
Reduced flow rate (W)
400 500 800 800 1900
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