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MI 3152(H) EurotestXC (2,5 kV) Tests en metingen
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4.11 Spanningsverlies
De spanningsverlies berekening is gebaseerd op het verschil in circuitimpedantie op
bijvoorbeeld contactdozen in eindgroepen en de circuitimpedantie op een referentie punt
(meestal de impedantie op de binnenkomende voeding of hoofd-verdeelinrichting).
Figuur 4.44: Menu van spanningsverlies
Parameters/ limieten van metingen
Zekering
Type
Selectie van zekering type [gG, NV, B, C, D, K]
Zekering I
Nominale stroom van geselecteerde zekering
Zekering t
Max. uitschakeltijd van geselecteerde zekering
Limit(dU)
Maximum spanningsverlies [3.0 % 9.0 %]
Zie Bijlage A voor referentie zekering data.
Aansluitschema
Figuur 4.45: Spanningsverlies meting aansluiting van de Meetsteker met bediening en 3-aderige
testkabel
Procedure van de meting
STAP 1: Meten van de impedantie Zref aan het begin.
Selecteer Spanningsverlies functie.
Voer de test parameters/ limieten in.
Verbind de testkabel met het instrument.
Verbind de testkabels aan het begin van de elektrische
installatie, zie Figuur 4.45.
Selecteer de icoon om de Zref meting te starten.
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