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