Load information display device and circuit breaker
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United States of America Patent
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Jan 30, 2007
Issued Date -
N/A
app pub date -
Feb 23, 2005
filing date -
Oct 1, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
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.
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