EN 50065 -1 : July 1991: signalling on low-voltage electrical installations in the frequency range 3khz to 148,5 khz: part 1: general requirements, frequency bands and electromagnetic disturbances / European Committee for Electrotechnical Standardization

COMITÉ EUROPÉEN DE NORMALISATION ELECTROTECHNIQUE

Brussels: CENELEC, 2001

25 p. ; 30 cm

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Normas

Normas -- CENELEC; Frequências

006

2001

Material Textual Impresso

ENG