| 摘要 |
<p>An elevator system control box is mounted on an elevator car above or below a car door. The mounting position of the control box makes it possible for a service technician to reach elevator drive system components, such as a travel regulation unit, safety circuits, an optional drive regulation unit, a frequency inverter, etc., mounted in the control box conveniently standing at hand or eye level at a floor with the shaft doors opened.</p> |
