自動 じどう火災 かさい報知 ほうち設備 せつびだったら
jidōkasaihōchisetsubidattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of 自動火災報知設備

1. If it were an automatic fire alarm system.; If it had been an automatic fire alarm system.

Tara Conditional