〈事故による〉 (a) power failure
〈一般に〉 a power cut; an interruption of [a break in] the power supply; (a) power stoppage
the light goes out [is cut off]
the power supply [the electricity] is cut off
停電のため
because of a power cut [the failure of the (electric) power supply]
読み方 ていでん
Stoppage of electric current; interruption of electric current:(=する) the electric current is interrupted; the electric current is cut off; the current stops