12
YASKAWA ELECTRIC
SIEP C730600 22C V1000 Option CC-Link Technical Manual
5 Installation Procedure
5
Installation Procedure
Section Safety
DANGER
Electrical Shock Hazard
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.
W ARNING
Electrical Shock Hazard
Do not remove option 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 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 use damaged wires, place excessive stress on wiring, or damage the wire insulation.
Failure to comply could result in death or serious injury.
Fire Hazard
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.
NOTICE
Damage to Equipment
Observe proper electrostatic discharge procedures (ESD) 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.
Do not operate damaged equipment.
Failure to comply may cause further damage to the equipment.
Do not connect or operate any equipment with visible damage or missing parts.
Do not use unshielded cable 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.
Properly connect all pins and connectors.
Failure to comply may prevent proper operation and possibly damage equipment.
Check wiring to ensure that all connections are correct after installing the option unit and connecting any other devices.
Failure to comply may result in damage to the option unit.
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