| 摘要 |
PROBLEM TO BE SOLVED: To protect a connection board (electrical connection) to which electronic components are attached from damage caused by water when an upper cover is opened, and, further, protect the electrical junction part from damage caused by water even if the inside of a lower cover is wetted. SOLUTION: A connection board 11 to which electronic components 14 are attached are provided in an electrical junction box 10 which has a lower cover 12 and an upper cover 13 which covers the top opening 12A of the lower cover 12. A frame wall 16 which protrudes from the top opening 12A of the lower cover 12 and blocks water when the upper cover 13 is opened is provided on the circumference of the connection board. |
