| 摘要 |
<p>PROBLEM TO BE SOLVED: To obtain a space sufficiently for handling circuits and the like inside an appliance branch circuit box. SOLUTION: A suction grill including an air inlet 2 in the center is provided on a bottom opening part of a case body 1 recessed in a ceiling, and a decorative panel 4 provided with an air outlet 3 is provided on the circumference of the suction grill, and a blower 5 and a heat exchanger 6 are provided on an air route communicating with the air inlet 2 and the air outlet 3, and a bell mouth is provided inside the air inlet 2, and an electrical equipment box 9 covered with a circuit cover 10 is provided outside the bell mouth, wherein the bell mouth comprises a first bell mouth 7 and a second bell mouth 8, which are divided into the upper and the lower, and a second bell mouth 8 is provided with an opening part facing a lower part of a sidewall 9a of the apparatus branch circuit box 9 and the circuit cover, and the opening part is closed by the circuit cover and an auxiliary side wall 9c comprising extension of a lower part of the sidewall 9a beyond an extending part 9b.</p> |
