POWER SUPPLY SWITCHING UNIT, REMOTE CONTROL, AND PHOTOVOLTAIC POWER GENERATION SYSTEM

摘要

PROBLEM TO BE SOLVED: To appropriately supply electric power to a remote control for photovoltaic power generation system.;SOLUTION: A power supply switching unit 60 includes a connection switching section 61 which is connected with both of a power supply line 51 from a power controller 20 to a remote control 40 and a power supply line 52 from a hot-water supply device 30 to the remote control 40 and switches on-off operations between the power supply line 52 and the remote control 40, and a switching control section 62 that controls the operation of the connection switching section 61 according to a voltage of the power supply line 51.;COPYRIGHT: (C)2013,JPO&INPIT