Standard

NEK IEC 61557-3:1997

Tilbaketrukket

Merknad: Denne standarden har en ny utgave: NEK IEC 61557-3:2019

Rettelser og tillegg kjøpes separat.

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Omfang

Specifies requirements for equipment for measuring the loop impedance between a phase conductor and the protective conductor or between a phase conductor and neutral or between two phase conductors by using the voltage drop when the circuit under test is loaded.

Dokumentinformasjon

  • Standard fra NEK
  • Publisert:
  • Tilbaketrukket:
  • Utgave: 1.0
  • Versjon: 1
  • Varetype: NAT
  • ICS 17.220.20
  • ICS 29.080.01
  • ICS 29.240.01
  • National Committee NEK/NK85

Produktrelasjon