The great east Japan earthquake disaster occurred on March1 1 2 0 1 1, and the Hachinohe Mill of Mitsubishi Paper Mills was hit by the earthquake of a seismic intensity 5-upper and a tsunami of8. 4m in height. There was minor damage caused by the earthquake to the mill, but the damage caused by the tsunami was quite severe. Especially, the damage to the electric instrumentations were quite heavy and required great efforts for their resumption. In this report the damage in Hachinohe Mill is

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... ibed together with ! the restoration of power plants, transformers, power supply switch boxes, DCS, motors and local control equipments, electrical instrument rooms, control cabinets and equipments, " keys for the early restoration based on these experience, and # up-to-date resumption of the mill.