Antonelli, Terry, Stout and Kraus, LLP.
Load information display device and circuit breaker
This invention is intended to reduce the cost by displaying the load information of a plurality of circuits with a single display device and transferring one of the two communication units in the measuring instruments from the measuring instruments to the display device to acquire the load information of a plurality of circuits. The display device and the measuring instruments are separated from each other, and the display device includes a plurality of communications units connectable with a plurality of devices, while each of many measuring instruments includes a single communication unit.
Hitachi Industrial Equipment Systems Co., Ltd.
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Tetsunori Kazuya Toshiko Kazuhiko Hideki
Watanabe Aihara Kimura Kato Hayakawa