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IEC 60152 Ed. 1.0 b:1963

M00001542

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IEC 60152 Ed. 1.0 b:1963 Identification by hour numbers of the phase conductors of 3-phase electric systems

standard by International Electrotechnical Commission, 01/01/1963

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Provides a means for identifying the conductors of 3-phase interconnected systems by the use of hour (clock-face) numbers, taking as a basis the phase sequence, starting from an arbitrary origin, of their applied voltages.