Installation Procedure - YASKAWA SI-EN3/V Technical Manual

5 Installation Procedure

5 Installation Procedure
Section Safety
Do not connect or disconnect wiring while the power is on.
Failure to comply will result in death or serious injury.
Disconnect all power to the drive, wait at least five minutes after all indicators are off, measure the DC bus voltage to
confirm safe level, and check for unsafe voltages before servicing to prevent electric shock. The internal capacitor
remains charged even after the power supply is turned off. The charge indicator LED will extinguish when the DC bus
voltage is below 50 Vdc.
Do not remove option board cover while the power is on.
Failure to comply could result in death or serious injury.
The diagrams in this section may include option units and drives without covers or safety shields to show details. Be
sure to reinstall covers or shields before operating any devices. The option board should be used according to the
instructions described in this manual.
Do not allow unqualified personnel to use equipment.
Failure to comply could result in death or serious injury.
Maintenance, inspection, and replacement of parts must be performed only by authorized personnel familiar with
installation, adjustment, and maintenance of this product.
Do not remove option cover while the power to the drive is on.
Failure to comply could result in death or serious injury.
Do not use damaged wires, place excessive stress on wiring, or damage the wire insulation.
Failure to comply could result in death or serious injury.
Tighten all terminal screws to the specified tightening torque.
Loose electrical connections could result in death or serious injury by fire due to overheating of electrical connections.
Observe proper electrostatic discharge (ESD) procedures when handling the option unit, drive, and circuit
boards.
Failure to comply may result in ESD damage to circuitry.
Never shut the power off while the drive is outputting voltage.
Failure to comply may cause the application to operate incorrectly or damage the drive.
12
DANGER
Electrical Shock Hazard
W ARNING
Electrical Shock Hazard
Fire Hazard
NOTICE
Damage to Equipment
YASKAWA ELECTRIC SIEP YEACOM 01A V1000 Option EtherNet/IP Technical Manual