YASKAWA V1000 Technical Manual

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Contents

12 YASKAWA ELECTRIC SIEP C730600 28B V1000 Option SI-N3/V Technical Manual5 Installation Procedure5 Installation Procedure Section SafetyDANGERElectrical Shock HazardDo 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 toconfirm safe level, and check for unsafe voltages before servicing to prevent electric shock. The internal capacitorremains charged even after the power supply is turned off. The charge indicator LED will extinguish when the DC busvoltage is below 50 Vdc.WARNINGElectrical Shock HazardDo 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. Besure to reinstall covers or shields before operating any devices. The option should be used according to the instructionsdescribed 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 withinstallation, 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 HazardTighten 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.NOTICEDamage to EquipmentObserve proper electrostatic discharge (ESD) procedures when handling the option unit, drive, and circuitboards.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.