Operating instructionsM3G150-NA02-52Translation of the original operating instructionssupply voltage and secure the latter from being switched onagain.→ Wait until the device stops.→ After working on the device, remove any used tools orother objects from the device.CAUTIONThe motor restarts automatically when operating voltageis applied, e.g. after a power failure.Danger of injury→ Keep out of the danger zone of the motor.→ When working on the motor, switch off the mains supplyvoltage and secure the latter from being switched on again.→ Wait until the motor stops.1.5 Electromagnetic radiationInterference from electromagnetic radiation is possible, e.g. in conjunctionwith open and closed-loop control devices.If unacceptable emission intensities occur when the fan is installed,appropriate shielding measures have to be taken by the user.NOTEElectrical or electromagnetic interferences afterintegrating the device in installations on the customer'sside.→ Verify that the entire setup is EMC compliant.1.6 Mechanical movementDANGERFlying partsMissing safety devices may cause balancing weights orbroken fan blades to be ejected at high speeds, causing bodilyharm.→ Take appropriate safety measures.WARNINGRotating deviceLong hair, loose items of clothing and jewellery could becomeentangled and pulled into the device. You could be injured.→ Do not wear any loose clothing or jewellery while workingon rotating parts.→ Protect long hair by wearing a cap.WARNINGFlying partsIf the motor is operated with attached fan blades, missing safetydevices may cause balancing weights or broken fan blades tobe ejected and cause bodily injuries.→ Take the appropriate safety measures; e.g. install guardgrilles.→ Keep out of the exhaust zone.1.7 Hot surfaceCAUTIONHigh temperature at the electronics enclosureDanger of burn injuries→ Ensure that sufficient protection against accidental contact isprovided.1.8 TransportCAUTIONTransport of motorCrushing hazard→ Wear safety shoes and cut-resistant safety gloves.→ Transport the motor in its original packaging only.→ Secure the device so that it does not slip, e.g. by using aclamping strap.1.9 Storage; Store the device, partially or fully assembled, in a dry andweatherproof manner in the original packing in a clean environment.; Protect the device from environmental impacts and dirt until the finalinstallation.; We recommend storing the device for a maximum up to one year toguarantee proper operation and longest possible service life.; Even devices explicitly suited for outdoor use are to be stored asdescribed prior to being commissioned.; Maintain the storage temperature, seechapter 3.5 Transport and storage conditions.; Please make sure that all screwed cable glands are fitted withdummy plugs.1.10 DisposalWhen disposing of the device, please comply with all relevantrequirements and regulations applicable in your country.Item no. 50851-5-9970 · ENG · Revision 78381 · Release 2012-09-12 · Page 2 / 12ebm-papst Mulfingen GmbH & Co. KG · Bachmühle 2 · D-74673 Mulfingen · Phone +49 (0) 7938 81-0 · Fax +49 (0) 7938 81-110 · info1@de.ebmpapst.com · www.ebmpapst.com