1.

The following pressure equipment shall satisfy the essential safety requirements set out in Annex I: vessels, except those referred to in point (b), for: gases, liquefied gases, gases dissolved under pressure, vapours and also those liquids whose vapour pressure at the maximum allowable temperature is greater than 0,5 bar above normal atmospheric pressure (1013 mbar) within the following limits: for fluids in Group 1 with a volume greater than 1 L and a product of PS and V greater than 25 bar·L, or with a pressure PS greater than 200 bar (Annex II, table 1), for fluids in Group 2, with a volume greater than 1 L and a product of PS and V is greater than 50 bar·L, or with a pressure PS greater than 1000 bar, and all portable extinguishers and bottles for breathing apparatus (Annex II, table 2); liquids having a vapour pressure at the maximum allowable temperature of not more than 0,5 bar above normal atmospheric pressure (1013 mbar) within the following limits: for fluids in Group 1 with a volume greater than 1 L and a product of PS and V greater than 200 bar·L, or with a pressure PS greater than 500 bar (Annex II, table 3), for fluids in Group 2 with a pressure PS greater than 10 bar and a product of PS and V greater than 10000 bar·L, or with a pressure PS greater than 1000 bar (Annex II, table 4); fired or otherwise heated pressure equipment with the risk of overheating intended for generation of steam or super-heated water at temperatures higher than 110 °C having a volume greater than 2 L, and all pressure cookers (Annex II, table 5); piping intended for: gases, liquefied gases, gases dissolved under pressure, vapours and those liquids whose vapour pressure at the maximum allowable temperature is greater than 0,5 bar above normal atmospheric pressure (1013 mbar) within the following limits: for fluids in Group 1 with a DN greater than 25 (Annex II, table 6), for fluids in Group 2 with a DN greater than 32 and a product of PS and DN greater than 1000 bar (Annex II, table 7); liquids having a vapour pressure at the maximum allowable temperature of not more than 0,5 bar above normal atmospheric pressure (1013 mbar) within the following limits: for fluids in Group 1 with a DN greater than 25 and a product of PS and DN greater than 2000 bar (Annex II, table 8), for fluids in Group 2 with a PS greater than 10 bar, a DN greater than 200 and a product of PS and DN greater than 5000 bar (Annex II, table 9). safety and pressure accessories intended for equipment covered by points (a), (b), and (c) including where such equipment is incorporated into an assembly.

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Source: EUR-Lex (Cellar) · retrieved 2026-11-02 · Text as adopted (Official Journal); later amendments are not incorporated in this text.