| 摘要 |
<p>PROBLEM TO BE SOLVED: To install an external and an internal lighting control means, eliminate numerous cable wirings for power supply by separating the power supply, make thick pipings to build a lighting control system unnecessary and make communication wiring work unnecessary afterwards, in case of an additional work. SOLUTION: This is a lighting control system of separated power supplies consisting of an external lighting control means 1 which is actuated by a power supply 2 different from the power supply of lighting apparatuses 10, an internal lighting control means which receives a command from the external lighting control means 1 and which is actuated by a power supply 12, different from that of the external lighting control means, of the lighting apparatuses 10 and which is actuated by the same power supply of the lighting apparatuses 10, and the lighting apparatuses 10 controlled by the internal lighting control means.</p> |
