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N700E INSTRUCTION MANUAL
XI
3. Control and operation
!
CAUTION
Failure to comply with the following could result in electrical shock, fire, or other harm to
personnel or machinery.
While the inverter is energized, be sure not to touch the main terminal or to check
the signal or add or remove wires and/or connectors.
Be sure to turn on the power supply with the front case is closed.
While the inverter is energized, be sure not to open the front case.
Be sure not to operate the switches with wet hands.
While the inverter is energized, be sure not to touch the inverter terminals when the unit is
not running.
If the retry mode is selected, the VFD may suddenly restart during the trip stop.
Be sure not to approach the equipment. (Be sure to design the equipment so that personnel
safety will be secured even if equipment restarts.)
Be sure not to select retry mode for lift or traveling equipment.
Even if the power supply is cut for a short period of time, the inverter may restart operation
after the power supply is restored if the operation command is given.
If a restart may incur danger to personnel, be sure to make a circuit so that it will not restart
after power recovery.
The stop key is valid only when a function is on. Ensure that there is a hard wired emergency
stop that is separate from the stop key of the inverter.
With the operation command on, if the alarm reset is ordered, the inverter can restart
suddenly. Be sure to set the alarm reset after checking the operation command is off.
Be sure not to touch the inside of the energized VFD or to put a shorting bar into it.
General Safety Information