The load power controlling apparatus installed at a consumer has a load unit divided into plural load sections, one of which is controlled in accordance with the state where {HEAD ~ the electric power company} operates {TAIL ~ an electric power system} and can be opened appropriately under the condition of reduction in the supply reserve margin 
The load power controlling apparatus installed at a consumer has a load unit divided into plural load sections , one of which is controlled in accordance with the state where { HEAD ~ the electric power company } operates { TAIL ~ an electric power system } and can be opened appropriately under the condition of reduction in the supply reserve margin
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