IEEE standard inverse-time characteristic equations for overcurrent relays

IEEE standard inverse-time characteristic equations for overcurrent relays

This paper introduces the new standard "IEEE standard inverse-time characteristic equations for overcurrent relays". It provides an analytic representation of typical electromechanical relays operating characteristic curve shapes in order to facilitate coordination when using microprocesso...

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Veröffentlicht in:IEEE transactions on power delivery 1999-07, Vol.14 (3), p.868-872
Hauptverfasser: Benmouyal, G., Meisinger, M., Burnworth, J., Elmore, W.A., Freirich, K., Kotos, P.A., Leblanc, P.R., Lerley, P.J., McConnell, J.E., Mizener, J., Pinto de Sa, J., Ramaswami, R., Sachdev, M.S., Strang, W.M., Waldron, J.E., Watansiriroch, S., Zocholl, S.E.
Format: Artikel
Sprache:eng
Schlagworte:
Electric relays
Equations
IEC standards
Mathematical analysis
North America
Overcurrent
Physics
Power system relaying
Protective relaying
Relays
Representations
Shape
Springs
Torque
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Beschreibung
Zusammenfassung:This paper introduces the new standard "IEEE standard inverse-time characteristic equations for overcurrent relays". It provides an analytic representation of typical electromechanical relays operating characteristic curve shapes in order to facilitate coordination when using microprocessor-type relays.
ISSN:0885-8977
1937-4208
DOI:10.1109/61.772326