NEN 1010 §61

Insulation resistance

Isolatieweerstand (Riso)

Also known as: isolatie, megger, isolatietest, insulation-resistance, insulation-test, iso-test, 500v-dc, meetspanning, 1-mohm, riso, insulation-value, pe-doorsnede, vid, eerste-verificatie, oplevering-installatie, initial-verification, ingebruikneming, spanningsval-woning, spanningsverlies, nen-1010-525, max-spanningsval, veiligheidsscheidingstransformator, galvanische-scheiding, safety-isolating-transformer, correctiefactor-temperatuur, peam-keuring, portable-arbeidsmiddelen, elektrisch-gereedschap-keuring, eam-register, arbeidsmiddelen-keuring, kalibratie-megger, iec-61557, iso-17025-kalibratie, megger-certificaat, riso-meting-230v, isolatieweerstand-eis, tabel-61a, riso-1-mohm

Insulation resistance (Riso): Resistance measurement between live conductors and PE with 500 V DC (250 V on SELV). Requirement ≥1.0 MΩ for end groups 230/400 V. Lower values indicate moisture, damaged insulation, or equipment with back-leakage.

See also