TASS and the Russian Ministry of Emergency Situations reported the information.
They noted that the fire occurred in a workshop for the production of electrical equipment.
According to the Baza Telegram channel, the Enikmash-V machine-building plant is on fire in Voronezh.
Later, reports indicated that the fire at the plant in Voronezh was localized on an area of 500 square meters.
At the same time, the Mash channel claims that the fire spans a purported 100 square meters, with the affected workshop area measuring 3,000 square meters. They assert that the fire originated in the warehouse, attributing it a third-level complexity rating.
The Russian Emergencies Ministry said that three people died and two were injured in the fire.
Earlier, a fire also broke out in a 1,200-square-meter industrial building in Orekhovo-Zuevo, Moscow region, Russia.