YASKAWA U1000 Series Technical Manual page 587

D.1 Section Safety
NOTICE
Observe proper electrostatic discharge procedures (ESD) when handling the drive and circuit boards.
Failure to comply may result in ESD damage to the drive circuitry.
Never connect or disconnect the motor from the drive while the drive is outputting voltage.
Improper equipment sequencing could result in damage to the drive.
Do not use unshielded wire for control wiring.
Failure to comply may cause electrical interference resulting in poor system performance. Use shielded twisted-pair
wires and ground the shield to the ground terminal of the drive.
Do not modify the drive circuitry.
Failure to comply could result in damage to the drive and will void warranty.
Yaskawa is not responsible for modification of the product made by the user. This product must not be modified.
Check all the wiring to ensure that all connections are correct after installing the drive and connecting other
devices.
Failure to comply could result in damage to the drive.
D
YASKAWA ELECTRIC SIEP C710636 02B YASKAWA U1000 Technical Manual 587