IF08CZ9 September, 2019
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OPERATION
The powering-on operation must follow a certain sequence. Failing to observe the powering-on
sequence described here may cause unnecessary stress on the equipment.
Be sure to observe the
powering-on sequence
.
While the equipment is in operation and the motor is running, do
not turn off the main circuit power supply or control power supply
under any circumstances. Do not open the cubicle doors or remove any
covers.
When the operation of the equipment is completely stopped, use the following basic procedure to
turn on/off the power.
NOTE: On some drives, the control power supply is internally derived from the main circuit power
supply. In this case, disregard the steps below involving the 480 VAC control power supply.
General power-on and power-off sequence.
Powering-on sequence
Turn on control power supply.
480 VAC-50/60 Hz
Turn on main circuit power supply.
Powering-off sequence
Check that operation is stopped.
Turn off control power supply.
480VAC-50/60 Hz
Turn off main circuit power supply.
WARNING
Toshiba Reference File #328