- Latest available (Revised)
- Original (As made)
The Equipment and Protective Systems Intended for Use in Potentially Explosive Atmospheres Regulations (Northern Ireland) 2017
You are here:
What Version
More Resources
Status:
This is the original version (as it was originally made).
Characteristics of materials
This section has no associated Explanatory Memorandum
39.—(1) With regard to the characteristics of materials, the maximum pressure and temperature to be taken into consideration at the planning stage are the expected pressure during an explosion occurring under extreme operating conditions and the anticipated heating effect of the flame.
(2) Protective systems designed to resist or contain explosions shall be capable of withstanding the shock wave produced without losing system integrity.
(3) Accessories connected to protective systems shall be capable of withstanding the expected maximum explosion pressure without losing their capacity to function.
(4) The reactions caused by pressure in peripheral equipment and connected pipe-work shall be taken into consideration in the planning and design of protective systems.
Options/Help
Print Options
PrintThe Whole Rule
PrintThe Whole Schedule
PrintThe Whole Cross Heading
PrintThis Section only
Legislation is available in different versions:
Latest Available (revised):The latest available updated version of the legislation incorporating changes made by subsequent legislation and applied by our editorial team. Changes we have not yet applied to the text, can be found in the ‘Changes to Legislation’ area.
Original (As Enacted or Made): The original version of the legislation as it stood when it was enacted or made. No changes have been applied to the text.
Opening Options
Different options to open legislation in order to view more content on screen at once
Explanatory Memorandum
Explanatory Memorandum sets out a brief statement of the purpose of a Statutory Rule and provides information about its policy objective and policy implications. They aim to make the Statutory Rule accessible to readers who are not legally qualified and accompany any Northern Ireland Statutory Rule or Draft Northern Ireland Statutory Rule laid before the UK Parliament during the suspension of the Northern Ireland Assembly.
More Resources
Access essential accompanying documents and information for this legislation item from this tab. Dependent on the legislation item being viewed this may include:
- the original print PDF of the as enacted version that was used for the print copy
- lists of changes made by and/or affecting this legislation item
- confers power and blanket amendment details
- all formats of all associated documents
- correction slips
- links to related legislation and further information resources
More Resources
Use this menu to access essential accompanying documents and information for this legislation item. Dependent on the legislation item being viewed this may include:
- the original print PDF of the as made version that was used for the print copy
- correction slips
Click 'View More' or select 'More Resources' tab for additional information including:
- lists of changes made by and/or affecting this legislation item
- confers power and blanket amendment details
- all formats of all associated documents
- links to related legislation and further information resources
All content is available under the Open Government Licence v3.0 except where otherwise stated. This site additionally contains content derived from EUR-Lex, reused under the terms of the Commission Decision 2011/833/EU on the reuse of documents from the EU institutions. For more information see the EUR-Lex public statement on re-use.