| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a thermal overload relay capable of stably retaining an adjustment dial only by itself in retaining it on an outer case. Ž<P>SOLUTION: In the thermal overload relay having the adjustment dial 9 with a cam for adjusting steady-state current prepared on an adjustment dial insertion hole 1b arranged on the outer case 1, a press-fit section 9b is arranged on either the adjustment dial 9 or the adjustment dial insertion hole 1b, and a locking section 1c for press-fitting and retaining the press-fit section 9b is arranged on the other. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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