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BS EN 50647:2017 Basic standard for the evaluation of workers\\\' exposure to electric and magnetic fields from equipment and installations for the production, transmission and distribution of electricity >
BS EN 50647:2017 Basic standard for the evaluation of workers\\\' exposure to electric and magnetic fields from equipment and installations for the production, transmission and distribution of electricity, 2017
- National foreword
- 1 Scope
- 2 Normative references
- 3 Terms, definitions, physical quantities, units and abbreviations [Go to Page]
- 4 Assessment procedure
- 5 Collection of technical data
- 6 Methods for assessing exposure of workers [Go to Page]
- 7 Assessment against exposure limits for the public
- 8 Assessment against Action Levels [Go to Page]
- 9 Assessment against Exposure Limit Values [Go to Page]
- 10 Exposure to DC fields
- 11 Exposure to contact currents
- 12 Exposure during transients and fault conditions
- 13 Additional requirements for the employer [Go to Page]
- Annex A (informative)Assessment of harmonics in magnetic fields [Go to Page]
- Annex B (normative)50 Hz magnetic field sources in the environment of equipment and installations for production, transmission and distribution of electricity [Go to Page]
- Annex C (informative)Examples of application of the different assessment criteria [Go to Page]
- Annex D (informative)Method for deriving Exposure-Limit-Equivalent-Fields (LEFs) [Go to Page]
- Annex E (informative)Considerations about DC magnetic fields in electrical companies [Go to Page]
- Annex F (informative)contact currents [Go to Page]
- Annex G (informative)Exposure during transient and fault conditions [Go to Page]