| 摘要 |
PROBLEM TO BE SOLVED: To protect a controller attached to a motor for a pump from vibration, shock, and dew condensation, etc. SOLUTION: A motor with a built-in controller for a submerged pump is composed of a motor comprising a pump 9 on load side, a control circuit 12 to control the velocity of this motor, and a cover 8 for housing the control circuit incorporating this control circuit 12 and being attached to the anti-load side of the motor, and the control circuit 12 is fixed by molding one part inside the cover 8 for housing this control circuit with resin 14. |
