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Glossary

Note: Terms/abbreviations with an asterisk are specifically used within the IEC and may not have a direct equivalent in other organizations.

AC	Alternating current
ACDV*	draft Approved for Committee Draft with Vote
Am*	being Amended
Amd.*	Amendment
AnCD*	Approved for nth Committee Draft
ANW*	Approved New Work
APUB*	Approved for Publication
BWG*	Back to Working Group
CD*	Committee Draft
CDV*	Committee Draft for Voting
DC	Direct current
DEC*	Draft at Editing Check
EM	Electromagnetic
EMI	Electromagnetic interference
EMC	Electromagnetic compatibility
EN	European standard
ESD	Electrostatic discharge
FDIS*	Final Draft International Standard
HEMP	High-altitude nuclear electromagnetic pulse
HF	High frequency
HV	High voltage
ISM	Industrial, scientific and medical (RF equipment)
ITE	Information technology equipment
LF	Low frequency
LV	Low voltage
MV	Medium voltage
NP*	New work item Proposal
Pro*	Product Standard
PPUB*	Publication Published
PWI*	Proposed Work Item
Ref*	Referenced in generic and product standards
Rev*	being Revised
RF	Radio frequency
RFI	Radio-frequency interference
SC*	Sub-committee
TC*	Technical Committee
TEM	Transverse EM wave
TR*	Technical Report
TS*	Technical Specification
WG*	Working Group

Liasons and links

Note: The organizations listed with their English titles are those having a strongly EMC-related liaison with the IEC, principally through CISPR and IEC TC 77. Many IEC product committees have liaisons with other organizations that may include EMC matters. For information on these, go to the relevant committee Web page on this site. Information about liaisons may also be sought through IEC member National Committees and their Web sites.

CENELEC	Comité Européen de Normalisation Electrotechnique (European Committee for Electrotechnical Standardization)
CEPT	European Conference of Postal and Telecommunications Administrations
CIGRE	Conférence Internationale des Grands Réseaux Electriques à Haute Tension (International Conference on Large High Voltage Electric Systems)
EBU	European Broadcasting Union
ECMA	European Computer Manufacturers' Association
EURELECTRIC	Union of the Electricity Industry
IARU	International Amateur Radio Union
ICAO	International Civil Aviation Organization
ICNIRP	International Commission on Non- Ionizing Radiation Protection
IMPI	International Microwave Power Institute
IRPA	International Radiation Protection Association
ISO	International Organization for Standardization
ITU	International Telecommunication Union
OIML	Organisation Internationale de Métrologie Légale (International Organization of Legal Metrology)
UIC	Union Internationale des Chemins de Fer (International Union of Railways)
UIE	Union Internationale d'Electrothermie (International Union for Electroheat)
UITP	Union Internationale des Transports Publics (International Union of Public Transport)