3
3.4.3
Installation
Gas data
Gas data
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Description | Unit |
| BFM | BFM | BFM | BFM | BFM |
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| 30 | 50 | 80 | 100 | 120 |
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Gas category: 30 through 100 II2H3+, 120: II2H3P |
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Natural gas G20 - 20 mbar |
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Orifice diameter | mm |
| 2.60 | 2.50 | 2.70 | 3.20 | 3.30 |
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Diameter of pilot flame orifice | mm |
| 0.56/0.41 | 0.56/0.41 | 0.56/0.41 | 0.56/0.41 | 0.56/0.41 |
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(1) = Blank plate | 1 or 2 |
| 2 | 2 | 2 | 2 | 2 |
(2) = Burner pressure regulator |
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Nominal load (upper value) | kW |
| 32.2 | 52.2 | 83.3 | 113.3 | 127.7 |
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Nominal output | kW |
| 26.4 | 42.3 | 67.5 | 90.8 | 102.4 |
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Supply pressure | mbar |
| 20 | 20 | 20 | 20 | 20 |
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Burner pressure (†) | mbar |
| 12.5 | 12.9 | 12.9 | 12.5 | 14.0 |
Gas consumption (*) | m3/h |
| 3.1 | 5.0 | 7.9 | 10.8 | 12.2 |
LP gas data |
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G30 - 30 mbar (butane) |
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Orifice diameter | mm |
| 1.45 | 1.40 | 1.50 | 1.95 | n.a. |
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Diameter of pilot flame orifice | mm |
| 0.25 | 0.25 | 0.25 | 0.25 |
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(1) = Blank plate | 1 or 2 |
| 1 | 1 | 1 | 1 |
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(2) = Burner pressure regulator |
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Nominal load (upper value) | kW |
| 31.4 | 49.9 | 81.3 | 110.5 |
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Nominal output | kW |
| 26.4 | 41.4 | 67.5 | 90.8 |
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Supply pressure | mbar |
| 30 | 30 | 30 | 30 |
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Burner pressure (†) | mbar |
| - | - | - | - |
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Gas consumption (*) | kg/h |
| 2.3 | 3.6 | 5.9 | 8.0 |
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G31 - 37mbar (propane) |
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Orifice diameter | mm |
| 1.45 | 1.40 | 1.50 | 1.95 | 2.30 |
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Diameter of pilot flame orifice | mm |
| 0.25 | 0.25 | 0.25 | 0.25 | 0.25 |
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(1) = Blank plate | 1 or 2 |
| 1 | 1 | 1 | 1 | 2 |
(2) = Burner pressure regulator |
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Nominal load (upper value) | kW |
| 30.4 | 47.8 | 77.2 | 110.9 | 125.0 |
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Nominal output | kW |
| 25.5 | 39.6 | 63.9 | 90.8 | 102.4 |
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Supply pressure | mbar |
| 37 | 37 | 37 | 37 | 37 |
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Burner pressure (†) | - |
| - | - | - | 22.0 | |
Gas consumption (*) | kg/h |
| 2.2 | 3.4 | 5.5 | 7.9 | 8.9 |
(*) Based on 1013.25 mbar and 15 °C.
(†) If using a blank plate instead of a burner pressure regulator, it is assumed that the burner pressure is equal to the supply pressure. In practice, however, the burner pressure will be lower.
22 | Instruction manual BFM |