| 摘要 |
The present invention relates to a distributing board which measures dust density and thickness inside, informs a manager of them when they exceeds a reference value, previously prevents electric accidents, and warns the manager of them. The distributing board includes an external case which has an interior spaced and forms appearance, a pair of doors formed in the front part of the external case, a power supply device which is installed in the interior space of the external case and changes high power to low power to supply power to a load. The distributing board includes a cleaning checking part which is installed in the interior space of the external case, measures/analyses dust density and thickness, and transfer it to the outside. |
