# The Equipment and Protective Systems Intended for Use in Potentially Explosive Atmospheres Regulations 2016, Paragraph 38: General requirements

Extent: E+W+S

(1) Protective systems must be dimensioned in such a way as to reduce the effects of an explosion to a sufficient level of safety.
(2) Protective systems must be designed and capable of being positioned in such a way that explosions are prevented from spreading through dangerous chain reactions or flashover and incipient explosions do not become detonations.
(3) In the event of a power failure, protective systems must retain their capacity to function for a period sufficient to avoid a dangerous situation.
(4) Protective systems must not fail due to outside interference.

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Source: https://www.legislation.gov.uk/uksi/2016/1107/schedule/1/paragraph/38 (the official version)
Page: https://openlegislation.uk/equipment-and-protective-systems-intended-for-use-in-potentially-explosive-atmospheres-regulations-2016/schedule-1/paragraph-38
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.