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Publication details

Publication CODE Title
IEC TR 60725:2005 (2005-05) CONSIDERATION OF REFERENCE IMPEDANCES AND PUBLIC SUPPLY NETWORK IMPEDANCES FOR USE in DETERMINING DISTURBANCE CHARACTERISTICS OF ELECTRICAL EQUIPMENT HAVING A RATED CURRENT = < 75 A PER PHASE
 
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Description
This technical report records the information that was available and the factors that were taken into account in arriving at the reference impedances that were formerly incorporated in IEC 60555, but which are now incorporated into some sections of IEC 61000-3. In addition, information is given on the impedances of public supply networks associated with service current capacities >=100 A per phase.
Class  C990  (IEC PUBLICATIONS IEC PUBLICATIONS)
Available files
EN/FR version

Status
Status TECHNICAL REPORT
Situation Withdrawn
Replaced by  IEC TR 60725:2012
Replaces  IEC TR 60725:1981
Origin
Committee TC 77/SC 77A
LOW FREQUENCY PHENOMENA (EMC)
Responsible Ir DELENS Marc
Approval
ICS-Code (International Standards Classification) 35.040
IEC publication date 2005-05-30
IEC last modification date 2012-06-27