Guideline A-17
A standard pressure equipment is not specially designed and manufactured for a specific conveyance pipeline, but is intended for use in a number of applications, including other conveyance pipelines or, for example, industrial piping. Typical examples of standard pressure equipment annexed with pipelines, pressure reduction stations or compression stations may include: measuring devices, valves, pressure […]
Guideline A-18
No. According to article 1 paragraph 2 (a) “…a system of piping designed for the conveyance of any fluid …to or from an installation (onshore or offshore) ….” is excluded from the directive. This covers pipelines for district heating, whereas standard pressure equipment in e.g. boiler houses and pumping stations are included (refer to PED […]
Guideline A-28
These stations contain pressurised systems which may include compressors, heat exchangers, valves, filters, piping, etc. When they are specifically designed for pipelines, they are considered as annexed equipment, and as such are excluded from PED, according to Article 1 paragraph 2 (a). However, this exclusion does not apply to standard pressure equipment which may be […]
Guideline A-29
The exclusion of Article 1 paragraph 2 (a) ends at the outlet isolation device of the annexed equipment contained in stations supplying the fluid to the industrial installation. See also PED Guidelines A-28 and A-17. Note:The installation beyond the outlet isolation devices detailed in the above diagram, is covered by the PED; this includes any […]
Guideline A-31
NGV filling stations are covered by PED. They are not excluded by Article 1 paragraph 2 (a) as annexed equipment designed specifically for pipelines. However, compressors are considered machinery as specified under Article 1 paragraph 2 (j) and thus may be excluded from PED (see PED Guideline A-11).