ʻO ka hoʻāʻo ʻana i ka hewa ʻo Ratio a me Phase angle error
Kiʻekiʻe a paʻa hōʻike hōʻike pololei pololei
Hana kaapuni wehe & kaapuni pili demagnetization
Me ka over current, over voltage, reverse polarity, overload a me ka pale uwea hewa
Kūpono kūpono: IEC 60044 a i ʻole ANSI/IEEE C57.13 (e pili ana i nā koi o ka mea kūʻai aku)