To provide an in-house power use amount management system which comprehends a situation of use power by grouping a branch breaker, and has a data processing function of enabling a user to be positively aware of energy saving.
A current sensor 14a is provided at each branch breaker 13a of a distribution board 1, a power use amount is computed from a measured value thereof, and a server 15 to display the power use amount on a WEB page is provided at the distribution board 1. A memory section 15a to accumulate the logs of the power use amount and a mail transmission section 15c for transmitting mail to a cellular phone 5 are provided at the server 15. In a server CPU 15b, the respective branch breakers of a branch breaker group 13 are grouped for each room or each family set up beforehand to compute the power use amount for creation of the WEB page.
KITAHARA MITSUO
ITANI KEISHI
INOUE HIROYUKI
MOTAI HIROYUKI
KAWAMURA ELECTRIC INC
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