294 YASKAWA ELECTRIC SIEP C710616 27C YASKAWA AC Drive A1000 Technical Manual6.1 Section Safety6.1 Section SafetyDANGERElectrical Shock HazardDo not connect or disconnect wiring while the power is on.Failure to comply will result in death or serious injury.WARNINGElectrical Shock HazardDo not operate equipment with covers removed.Failure to comply could result in death or serious injury.The diagrams in this section may illustrate drives without covers or safety shields to display details. Be sure to reinstallcovers or shields before operating the drives and run the drives according to the instructions described in this manual.Always ground the motor-side grounding terminal.Improper equipment grounding could result in death or serious injury by contacting the motor case.Do not touch terminals before the capacitors have fully discharged.Failure to comply could result in death or serious injury.Before wiring terminals, disconnect all power to the equipment. The internal capacitor remains charged even after thedrive input power is turned off. After shutting off the power, wait for at least the amount of time specified on the drivebefore touching any components.Do not allow unqualified personnel to perform work on the drive.Failure to comply could result in death or serious injury.Installation, maintenance, inspection and servicing must be performed only by authorized personnel familiar withinstallation, adjustment and maintenance of AC drives.Do not perform work on the drive while wearing loose clothing, jewelry, or without eye protection.Failure to comply could result in death or serious injury.Remove all metal objects such as watches and rings, secure loose clothing and wear eye protection before beginningwork on the drive.Do not remove covers or touch circuit boards while the power is on.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.Do not use an improper voltage source.Failure to comply could result in death or serious injury by fire.Verify that the rated voltage of the drive matches the voltage of the incoming drive input power before applying power.