最大 さいだい作動 さどう正規 せいき電圧 でんあつじゃありませんでした
saidaisadōseikiden'atsujārimasendeshita

Noun
Desu Copula

The polite, past negative form of 最大作動正規電圧

1. Was not the maximum rated voltage.; Was not the maximum operating voltage.

Past/Perfective
Negative
Polite
Terminal Form
Computing