Operating instructionsS4D450-GA14-01Translation of the original operating instructions2. PROPER USEThe device is exclusively designed as a built-in device for moving airaccording to its technical data.Any other or secondary use is deemed improper and constitutes amisuse of the device.Installations on the customer's side must meet the mechanical, thermaland service life-related stresses that can occur.Proper use also includes:● Use the device in power systems with earthed neutral (TN/TT powersystems) only.● Moving air with a density of 1.2 kg/m³.● Using the device in accordance with the permitted ambienttemperature, see chapter 3.6 Transport and storage conditions andchapter 3.2 Nominal data.● Operating the device with all protective features in place.● Minding the operating instructions.Improper useUsing the device in the following ways is particularly prohibited andmay cause hazards:● Operating the device with an imbalance, e.g. caused by dirt depositsor icing.● Opening the terminal box during operation.● Moving air that contains abrasive particles.● Moving highly corrosive air, e.g. salt spray mist. Exceptions aredevices that are intended for salt spray mist and protected accordingly.● Moving air that contains dust pollution, e.g. suctioning off saw dust.● Operating the device close to flammable materials or components.● Operating the device in an explosive atmosphere.● Using the device as a safety component or for taking on safety-related functions.● Operation with completely or partially disassembled or modifiedprotective features.● In addition, all application options that are not listed under proper use.Item no. 10876-5-9970 · Revision 82546 · Release 2014-05-08 · Page 3 / 10ebm-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