最大 さいだい同相 どうしょう電圧 でんあつじゃないです
saidaidōshōden'atsujanaidesu

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 最大同相電圧

1. It's not the maximum in-phase voltage.

Negative
Polite
Casual Register
Computing