# The Control of Electromagnetic Fields at Work Regulations (Northern Ireland) 2016, Chapter: Action Levels – non-thermal effects


Table AL5 - ALs for contact currents
Frequency of electromagnetic field in which an object is present
Contact current ALs (IC) [mA]
up to 2.5 kHz
1.0
2.5 ≤ f < 100 kHz
0.4 f
100 ≤ f ≤10,000 kHz
40
Table AL6 - ALs for static magnetic fields
Potential indirect effect
Magnetic flux density ALs (B0) [mT]
Interference with active implanted medical devices
0.5
Attraction and projectile risk in the fringe field of high field strength sources (> 100 mT)
3

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Source: https://www.legislation.gov.uk/nisr/2016/266/schedule/1/part/3/chapter/1 (the official version)
Page: https://openlegislation.uk/control-of-electromagnetic-fields-at-work-regulations-northern-ireland-2016/schedule-1/part-3/chapter-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.