The company’s system, which will have 60 megawatt hours of storage capacity, will be set up at a substation to expand the utility’s grid capacity, according to the paper.
Mitsuyo Tsuruta, a Sumitomo Electric spokeswoman, declined to comment, saying that the Osaka-based company isn’t the source of the information.
The Ministry of Economy, Trade and Industry said in April that it will set up a storage system after the utility received applications for large-scale solar projects that would exceed the grid’s capacity.
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