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  • IEC 60449 Amd.1 Ed. 1.0 b:1979

IEC 60449 Amd.1 Ed. 1.0 b:1979

Amendment 1 - Voltage bands for electrical installations of buildings

International Electrotechnical Commission, 01/01/1979

Publisher: IEC

File Format: PDF

$7.00$14.00


Published:01/01/1979

Pages:3

File Size:1 file , 100 KB

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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.

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