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Norma
IEC 60449:1973/AMD1:1979

IEC 60449:1973/AMD1:1979

Amendment 1 - Voltage bands for electrical installations of buildings

Amendement 1 - Domaine de tensions des installations électriques des bâtiments

Fecha:
2016-05-06 /Anulada
Resumen (inglés):
Classification of d.c. installations according to their nominal voltage. As for a.c. a distinction has been made between two bands when the lower band relates mainly to installations whose voltages are restricted for safety reasons. Covers all voltages from zero up to and including 120 V ripple-free d.c.
Resumen (francés):
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