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This document outlines the operating instructions for an ebm-papst device, specifically a built-in fan designed for conveying air. It emphasizes safety, proper installation, and maintenance to ensure reliable operation and a long service life.
The device is primarily designed as a built-in component for air conveyance, operating within specified technical parameters. It functions by moving air, and its operation is contingent on being properly integrated into a larger system. The fan utilizes an impeller, which rotates to generate airflow. The motor is equipped with thermal overload protectors (TOP) to prevent overheating and damage. The device supports variable speed control, although specific considerations are necessary when using transformers, electronic voltage regulators, or variable frequency drives to avoid potential issues like current overshoots, noise, vibration, and bearing damage.
The fan is intended for use in environments with ambient air pressure between 800 mbar and 1050 mbar, and within a defined ambient temperature range. It must always be operated with all protective devices in place and in accordance with the provided instructions. Proper mechanical connection involves careful handling during unpacking to avoid damage from shocks or vibrations. The device should be securely positioned and fastened, ensuring it is not subjected to strain. Electrical connection requires adherence to specific guidelines, including checking nameplate data against connection data, verifying motor run capacitor information (if applicable), and ensuring the power supply matches the device voltage. Only cables designed for the indicated current level and with appropriate cross-sections should be used. A protective earth connection is mandatory and must be verified. The device is a built-in component without a disconnecting switch, so it must be connected to circuits that can be switched off with an all-pole disconnection switch. When working on the device, the system/machine must be secured to prevent accidental restarts. The thermal overload protector must be correctly connected to the control circuit to ensure proper motor protection and maintain warranty validity. The device has external leads, and cables should be connected according to the application, with the protective earth connected first.
Regular maintenance is crucial for the device's longevity and safe operation. This includes periodic safety inspections of the electrical equipment and immediate replacement of loose connections or defective cables. When cleaning, it is important to avoid water jets, high-pressure cleaners, acidic, alkaline, or solvent-based cleaning agents, and pointed or sharp-edged objects to prevent damage. Inspections should cover the intactness of contact protection covers, damage to blades and housing, fastening of cables, fastening of the protective earth terminal, insulation of cables for damage, impeller wear/deposits/corrosion, abnormal bearing noise, and vibration. These checks should be performed at least every six months, with recommended actions ranging from repair or replacement of parts to cleaning the impeller or replacing the device entirely. For vibration, the maximum permissible severity must not exceed 3.5 mm/s and should be checked every six months at the motor mount. If the device is out of use for an extended period, such as during storage, it is recommended to switch it on for at least two hours to allow any condensation to evaporate and to move the bearings. In case of malfunctions, the document provides a troubleshooting guide with possible causes and remedies, such as cleaning the device for imbalance, removing mechanical blockages, checking line voltage, correcting faulty connections, and addressing motor overtemperature issues by reducing ambient temperature or improving cooling. Any repairs should not be performed by the user; instead, the device should be sent to ebm-papst for repair or replacement. Disassembly for disposal must be performed by qualified personnel, with components separated into categories like steel, copper, aluminum, plastics, and electronic scrap for recycling, adhering to country-specific legal requirements and disposal standards.
General| Manufacturer | ebm-papst |
|---|---|
| Model Number | R4E280-AK53-09 |
| Category | Fan |
| Type | Axial Fan |
| Voltage | 230 V |
| Frequency | 50/60 Hz |
| Impeller Material | Plastic |
| Protection Class | IP54 |
| Dimensions | 280 mm |
