電力でんりょく需給じゅきゅう逼迫ひっぱく警報けいほうであれば
denryokujukyūhippakukeihōdeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 電力需給逼迫警報

1. If/when power supply and demand are strained.; If there is a power supply/demand emergency alert.

Ba Conditional