| 摘要 |
<P>PROBLEM TO BE SOLVED: To easily measure used electric energy in an individual electric equipment, using a load survey meter, and to reduce resistant feeling to installation of the load survey meter. <P>SOLUTION: In one embodiment of the present invention, the load survey meter 1 is provided with a current measuring means 14 for measuring a current value flowing in the electric equipment 44 of an measuring object from a branch breaker 51 in a distribution panel 2, connection terminals 11a, 11b connected to a branch breaker connection terminals 8a, 8b in the distribution panel 2, a voltage measuring means 12 for measuring a voltage value imparted to the connection terminals 11a, 11b, and a computing means 13 for computing the used electric energy, based on the current value and the voltage value. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
