3 Safety Instructions3.1 Symbols used in this ManualThe following symbols are used in this document.WARNINGIndicates a potentially hazardous situation which, if notavoided, could result in death or serious injury.CAUTIONIndicates a potentially hazardous situation which, if notavoided, may result in minor or moderate injury. It mayalso be used to alert against unsafe practices.CAUTIONIndicates a situation that may result in equipment orproperty-damage-only accidents.NOTEIndicates highlighted information that should be regardedwith attention to avoid mistakes or operate equipment atless than optimal performance.3.2 GeneralThe following safety instructions and precautions areprimarily related to using ISD 410 servomotors in anISD 410 servo system. The number of servomotors in theservo system is not significant for this.Read the safety instructions carefully before starting towork in any way with the servomotors.When working with the servomotors, pay particularattention to the safety instructions in the relevant sectionsof this instruction manual.Also observe the safety instructions and precautions in theinstruction manuals for the other system components.WARNINGHIGH VOLTAGEISD 410 servomotors operate at a high voltage whenconnected to the electrical supply network.A hazardous voltage is present on the servomotorswhenever they are connected to the mains network via thepower supply module and the connection box.There are no indicators on the servomotor that indicatethe presence of mains voltage. This indication is providedat the distributor box. Installation, commissioning andmaintenance may only be performed by qualified staff.Incorrect installation, commissioning or maintenance canlead to death or serious injury.WARNINGHAZARDOUS SITUATIONIf the servomotor or the bus lines is/are incorrectlyconnected, there is a risk of damage to the equipment orpersonal injury, which may even prove fatal. For thisreason, always comply with the instructions in this manual,as well as national and local safety regulations. Read theoperating instructions for the other components of the ISD410 servo system.3.3 Safety Instructions and PrecautionsRead the safety instructions carefully before starting towork in any way with the servomotors. Compliance withthe safety instructions and precautions is necessary at alltimes.• Orderly and proper transport, storage, fitting andinstallation, as well as careful operation andmaintenance, are essential for the trouble-freeand safe operation of this equipment.• Only suitably trained and qualified staff may workon the equipment or in its vicinity. See3.4 Qualified Personnel.• Use only accessories and spare parts approved bythe manufacturer.• Comply with the specified ambient conditions.• The information in these operating instructionsabout the use of available components isprovided solely by way of examples ofapplications and suggestions.• The plant engineer or system engineer ispersonally responsible for checking the suitabilityof the supplied components and the informationSafety Instructions VLT® ISD 410 Servomotor Operating Instructions8 MG75D102 - VLT® is a registered Danfoss trademark33