??? ???? ?? ????? ???? ?????? ????? ???? ?? ???? ?? ???? ??? ??????? ?????? ?? ? ???? ?????? ???? ?? ?? ?????? ???? ???? ????? ???? ?? ???? ??? ?? ? ????? ????? ?? ?? ???? ????? ?????? ???? ?????? ?????. ???? ??? ????? ??????? ?? ??? ???? ??? ?????? ?????? “LESSONS LEARNED FROM VDR” ???? ? ???????? ????? ??????? ??? ??? ? ???????? ???? ????? ?? ????? ????? ?? ???????? ?????? ??? ?? ??? ?? ??? ??? ????? ? ?? ?? ?????? ?????? ???? ??? ??? ?? ???? ????? ?? ??????? ?? ?? ??? ??? ????? ?? ?? ????? ???????. ? ??????? ?? ????? ??????? ???? ??? ?? ?????? ?????? ???? ?? ??? ??????? ???. ????? ????? ? ?? ????? ????? ?????? ????? ?? ?? ??? ?????? ?????? ???? ?? ?? ???? ??????? ????? ???? ????? ????? ??? ?? ???? ??? ?? ?? ????? ?????? ??? ???? ???. ???? ????? ??? ?????? ???? ?????? ???? ????? ??? ????? ???. ???? ????? ?? ???? ?????? ????? ??? ??? ???????? ? ??????? ?????? ?? ?? ????? ????? ?????. ??? ??? ? ???? ???? ??? ?????????. ?? ???? ??? ???? ???? ????? ????? ????? ?? ??? ?? ??????? ??????? ???? (Cable Sizing Calculation) ??? ? ????? ?? ?? ???????? ????? ?? ??? ?????? ?? ?? ????? ?? ????? ????? ?? ????? ????? ???? ???? ????? ??? ?? ???. ???? ????? 5 ????? ???? ???????????? ?? ?????? ???? ? ?? ???????? ?? ????? ?????? ?????? ??? ??? ???????. ? ??? ?? ???? ?? ???????? ????? ??????? ???? ??????? ????? ???? ?? ?????????? ?? ??? ???? ??? ?? ???? ?? ?????? ???????. ?????? ??? ??? ??? ?????? ???? ??? ????? ???? ??? ????? ???? ? ???? ???? ?????? ? ?????????? ?? ???????. ???? ???? ???? ?? ???? ????? ????. ??????? ??? ???? ????? ??????? ???? ??? ????? ??????. ? ?#????#??????_????#?????#???????#????????_???????#?????_????#?????_?????????#???_?????#?????_?????_???? #electricalengineering?#electricalengineer?#electricaldesign?#cable? #MohamadHossein_Fereydani #powercables?#powercable?#industrialdesign #shortcircuit Instagram Page: https://lnkd.in/dJJzeuv4 Youtub Channel: https://lnkd.in/dEKGi43h
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???? ????? ????? ???? ????? ? ???? ??? ??? ?? ??? ?? ??? ??????? ? ????? ???? ???? ?? ??? ????? ????? ?????? ???? ?? ?? ??? ??? ???? ????? ??? ?????? ? ???? ?????? ? ???? ?? ????? ???. ?? ???? ???? ??????? ???? ??? ?????? ?? ?? ?? ?????? ?? ????? ????? ??????? ? ???? ????? ???????? ?? ?? ???? ???? ????? ?? ?????? ??? ??? ?? ?? ??????? ???? ??? ?? ????? ? ?????? ????? ????? ?? ??????? ??????? ?????? ?? ???? ?????. ?? ??? ???? ????? ???. ????? ??? ?? ????? ??? ?????? ?????? ??? ?? ??????? ? ???? ????? ???? ??? ?? ?????? ??? ???? ????? ??? ????????? ?? ????? ?????? ???? ?????? ??? ?? ???? ???? ? ?? ???? ???? ???? ?????? ?? ?? ????????? ??? ????? ????? ?????.
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????. ???? ?? ????? ???????. ??? ?????? ????????? IEC 60364-5-54 ? Withdrawn ???. ????? ???? ??????? ????? ????? ????? ???? ?? ????????? IEC 60949 ??????? ????. ?? ????? ?? ???? ?? ?? ?????????? ?? ?? ???????? ??????? ?? ??? ????? ???.
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9 个月????????? IEC 60364-5-52 ???? ??????? ??????? LV ? ????????? IEC 60502-2 ???? ??????? ??????? MV ?????? ??????? ???? ????? ????? ??? ??