The Electromagnetic Compatibility Regulations 2005 No. 281

SCHEDULE 2 PHENOMENA AND EFFECTS WHICH MAY BE REGARDED AS ELECTROMAGNETIC DISTURBANCE

1.  Conducted low-frequency phenomena

• harmonics, interharmonics;

• signalling voltages;

• voltage fluctuations;

• voltage dips and interruptions;

• voltage unbalance;

• power-frequency variations;

• induced low-frequency voltages;

• DC in AC networks; and

• DC ground circuits;