ebm-papst R2E225-RA92-09 Operating Instructions Manual

Contents

ebm-papst R2E225-RA92-09 Operating Instructions Manual Manual pdf 8 page image

Operating instructionsR2E225-RA92-09Translation of the original operating instructions4.5 Checking connections; Ensure isolation from supply (all phases).; Make sure a restart is impossible; Check the cables for proper fit.4.6 Switching on the deviceThe device may only be switched on if it has been installed properly andin accordance with its intended use, including the required safetymechanisms and professional electrical hookup. This also applies fordevices which have already been equipped with plugs and terminals orsimilar connectors by the customer.WARNINGHot motor housingRisk of fire→ Ensure that no combustible or flammable materials arelocated close to the fan.; Before switching on, check the device for visible external damageand make sure the protective devices are functional.; Check the fan's air flow paths for foreign matter and remove anyforeign matter found.; Apply the nominal supply voltage.4.7 Switching off the device; Disconnect the device from the power supply at the supply line'smain switch.; When disconnecting, be sure to disconnect the ground connection last.5. MAINTENANCE, MALFUNCTIONS, POSSIBLECAUSES AND REMEDIESDo not perform any repairs on your device. Send the device to ebm-papst for repair or replacement.WARNINGLive terminals and connections even with deviceswitched offElectric shock→ Wait five minutes after disconnecting the voltage at all polesbefore opening the device.CAUTIONElectric charge on capacitor after device is switched offElectric shock, risk of injury→ Discharge the capacitors before working on the device.CAUTIONThe motor restarts automatically when operating voltageis applied, e.g. after a power failure.Risk of injury→ Keep out of the device's danger zone.→ When working on the device, switch off the line voltageand ensure that it cannot be switched back on.→ Wait until the device comes to a stop.If the device is out of use for some time, e.g. when in storage,we recommend switching it on for at least two hours to allowany condensation to evaporate and to move the bearings.Malfunction/fault Possible cause Possible remedyImpeller notrunning smoothlyImbalance in rotatingpartsClean the device;replace it if imbalancepersists after cleaning.Make sure noweight clips areremoved duringcleaning.Motor not turning Mechanical blockage Switch off, isolatefrom supply andremove mechanicalblockage.Line voltage faulty Check line voltage,restore power supply.Faulty connection Isolate from supply,correct connection;see connectiondiagram.Thermal overloadprotector activatedAllow motor to cooloff, locate and rectifycause of error,release restart lockoutif necessaryImpermissible point ofoperationCheck point ofoperationMotorovertemperatureAmbient temperaturetoo highReduce ambienttemperature if possibleDeficient cooling Improve coolingItem no. 10989-5-9970 · ENU · Change 89188 · Approved 2016-04-18 · Page 8 / 9ebm-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

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