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C\_2019026EN.01000101.xml


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| 21.1.2019 | EN | Official Journal of the European Union | C 26/1 |

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Types of gas and the corresponding supply pressures according to Article 4(1) of Regulation (EU) 2016/426 of the European Parliament and of the Council on appliances burning gaseous fuels and repealing Directive 2009/142/EC

(This publication is based on information received by the Commission from the Member States)

(2019/C 26/01)

ITALY

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| Gas Family | 2nd Family | | | | | | | | 3rd Family | | | | | | | |
| Gas Group | Group H | | | | Group M | | | | Group B/P | | | | Group P | | | |
| | Natural gas (including biomethane) | | | | LPG-air mixture | | | | LPG | | | | Propane | | | |
| | minimum | | maximum | | minimum | | maximum | | minimum | | maximum | | minimum | | maximum | |
| Gross calorific value (GCV) [MJ/m3] | 34,95 | | 45,28 | | — | | 47,67 | | — | | 125,81 | | — | | 95,65 | |
| Wobbe index [MJ/m3] | 47,31 | | 52,33 | | — | | 42,29 | | — | | 87,33 | | — | | 76,84 | |
| Gas composition by volume in % of the total content: | | | | | | | | | | | | | | | | |
|
| C1 to C5 content in % (sum) | — | | — | | — | | 50 | | — | | — | | — | | — | |
| N2 + CO2 content in %[(1)](#ntr1-C_2019026EN.01000101-E0001) | 0 | | 2,5 | | — | | — | | — | | — | | — | | — | |
| CO content in % | 0 | | 0,1 | | — | | — | | — | | — | | — | | — | |
| Unsaturated HC content in % | — | | — | | — | | — | | — | | — | | — | | — | |
| Hydrogen content in % | 0 | | 0,5 | | — | | — | | — | | — | | — | | — | |
| Information on toxic components contained in the gaseous fuel | — | | | | | | | | < 0,1 % 1,3-butadiene | | | | < 0,1 % 1,3-butadiene | | | |
| Supply pressure: | | | | | | | | | | | | | | | | |
| | minimum | nominal | | maximum | minimum | nominal | | maximum | minimum | nominal | | maximum | minimum | nominal | | maximum |
| Supply pressure at the inlet of appliances [mbar] | 17 | 20 | | 25 | 17 | 20 | | 25 | 20 | 28-30 | | 35 | 25 | 37 | | 45 |
| Supply pressure at the point of delivery [mbar][(2)](#ntr2-C_2019026EN.01000101-E0002) | 15 | 20 | | 28 | | | | | | | | | | | | |
| Admissible pressure loss in the end-user gas installation [mbar][(3)](#ntr3-C_2019026EN.01000101-E0003) | 1,0 | — | | 2,0 | | | | | | | | | | | | |
| The reference conditions for Wobbe index and gross calorific value are as follows: | | | | | | | | | | | | | | | | |
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| Combustion reference temperature [°C] | 15 °C | | | | | | | | | | | | | | | |
| Volume measurement reference temperature [°C] | 15 °C | | | | | | | | | | | | | | | |
| Volume measurement reference pressure [mbar] | 1 013,25 mbar | | | | | | | | | | | | | | | |

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[(1)](#ntc1-C_2019026EN.01000101-E0001)  Only CO2
.

[(2)](#ntc2-C_2019026EN.01000101-E0002)  The minimum and maximum pressure values reported constitute the technically permissible thresholds (UNI 11323:2016), for limited periods of time, taking into account any physiological pressure trends in gas distribution networks.

[(3)](#ntc3-C_2019026EN.01000101-E0003)  Values provided in accordance with the English version of the text of Regulation (EU) 2016/426 on appliances burning gaseous fuels.

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