78 YASKAWA ELECTRIC EZZ010928 FSDrive-MV1000 Instructions
4.1 Section Safety
4.1 Section Safety
Electrical Shock Hazard
Do not connect or disconnect wiring while the power for the main circuit and controls is on.
Failure to comply could result in death or serious injury.
Do not open the drive panel doors while main circuit power is on.
Incorrect handling could result in an electric shock. Make sure that the drive panel doors are closed before turning on
the main power supply.
The diagrams in this section may be indicated with the doors open to show details. Be sure to close the doors before
operating the drive and run the drive it in accordance with the instructions in this manual.
Safety Measures at the Machine
Do not forget to include an emergency stop circuit in the application.
Failure to comply could result in death or serious injury. A communication error between the digital operator keypad
and the drive’s internal control board may make it impossible to stop the drive with the digital operator.
After an emergency stop circuit has been wired, check to make sure it is operating properly.
Failure to comply could result in death or serious injury. The emergency stop circuit may fail to operate if left
unchecked. The user is fully responsible for properly wiring the emergency circuit.
Some systems may start moving in response to the supply of power alone, resulting in death or serious injury.
Make sure that there are no personnel around the drive, motor and machine before turning the power on. Also check
that couplings with motors, shaft keys and machinery are properly protected.
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