ぜん稼働 かどう時間 じかんではありませんでした
zenka dō jikandewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 全稼働時間

1. Was not fully operational.; Was not at full capacity.; Was not running at full power.

Past/Perfective
Negative
Polite
Formal Register
Computing