Ревидиран
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.
ПОВУЧЕН
IEC 60152:1963 ED1
99.60
Повлачење ступило на снагу
9. 7. 2021.