ebm-papst D2E146-CD51-23 A230V-X-X Dual-Inlet Centrifugal Fan
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Product Information
The ebm-papst D2E146-CD51-23 (model A230V-X-X) is a dual-inlet forward-curved AC centrifugal fan from the D2E146 family designed for high-volume air displacement in industrial control cabinets, HVAC assemblies, and heat exchanger thermal management systems. Driven by an integrated ebm-papst M2E068-EC motor, this blower features a durable hot-galvanized sheet steel housing and impeller that resist mechanical wear and environmental exposure. Operating on a 230 V AC single-phase power supply, the unit carries an IP44 protection rating and features counter-clockwise rotation when viewed toward the rotor.
Commissioning a replacement D2E146-CD51-23 fan requires proper electrical integration and thermal protection wiring. The unit relies on flying lead wires for electrical connection and must be paired with an external 6 µF / 400 V motor run capacitor to ensure stable AC motor operation. Operating parameters vary depending on supply frequency: at 50 Hz, the fan draws 0.92 A at 210 W power input to deliver 2050 rpm, while at 60 Hz it draws 1.23 A at 280 W power input for 2450 rpm rotational speed. Technical support from ABC Industrial Parts can assist maintenance teams in verifying compatibility and wiring configurations when replacing legacy motor blower units.
Thermal protection is provided by an integrated Thermal Overload Protector (TOP) switch, whose monitoring leads are brought out via flying leads to allow direct integration into an external safety control circuit. Diagnostic procedures should include verifying power supply line voltage, checking the external motor run capacitor condition, and confirming continuous circuit continuity through the TOP leads. If an overload condition or internal motor fault causes the thermal switch to trip or prevents motor rotation, hardware repairs or sourcing a tested replacement unit through ABC Industrial Parts provides a straightforward path to restoring production equipment cooling.
Technical Specifications
| Manufacturer | ebm-papst |
| Part Number | D2E146-CD51-23 |
| Model / Type | A230V-X-X |
| Product Family | D2E146 |
| Component Type | Centrifugal Fan |
| Integrated Motor | M2E068-EC |
| Supply Voltage | 230 V AC |
| Operating Frequency | 50 / 60 Hz |
| Rated Power Input | 210 W (50 Hz) / 280 W (60 Hz) |
| Current Draw | 0.92 A (50 Hz) / 1.23 A (60 Hz) |
| Rotational Speed | 2050 rpm (50 Hz) / 2450 rpm (60 Hz) |
| Motor Run Capacitor | 6 µF / 400 V |
| Housing Material | Hot-galvanized sheet steel |
| Impeller Material | Hot-galvanized sheet steel |
| Direction of Rotation | Counter-clockwise (viewed toward rotor) |
| Ingress Protection | IP44 |
Diagnostics and Status Indication
The ebm-papst D2E146-CD51-23 relies on an integrated Thermal Overload Protector (TOP) switch for status monitoring and thermal fault detection. The TOP switch monitoring leads are brought out externally via flying lead wires, allowing maintenance staff to connect the thermal cutout directly into the system safety chain or alarm controller.
During routine operation, monitoring continuity across the TOP lead wires verifies that the motor winding temperature remains within acceptable limits. An open circuit across these leads indicates a thermal overload event, requiring power isolation and investigation of physical blockages, voltage fluctuations, or motor bearing wear before resetting the system.
Replacement and Spare Part Considerations
When replacing a failed ebm-papst D2E146-CD51-23 centrifugal fan, technicians must verify that the replacement match spans both the mechanical footprint and electrical ratings. Ensure the replacement unit operates on a 230 V AC supply and verify whether the system line frequency is 50 Hz or 60 Hz, as power consumption increases from 210 W (0.92 A at 2050 rpm) at 50 Hz to 280 W (1.23 A at 2450 rpm) at 60 Hz.
A crucial requirement during commissioning is installing or reconnecting the external 6 µF / 400 V motor run capacitor. Operating the M2E068-EC motor without the correctly rated capacitor will cause improper rotation, excess heating, or failure to start. Additionally, the TOP flying leads must be wired into the local control safety interlock to prevent unmonitored thermal conditions.
Frequently Asked Questions
What electrical supply and external components are required for the ebm-papst D2E146-CD51-23?
The D2E146-CD51-23 requires a single-phase 230 V AC supply operating at 50 Hz or 60 Hz. Safe operation also requires an external 6 µF / 400 V motor run capacitor connected to the M2E068-EC motor circuit.
How is thermal protection monitored on this fan?
Thermal protection is handled via an integrated Thermal Overload Protector (TOP) switch. The switch leads are brought out via flying wires so they can be integrated directly into an external safety interlock or monitoring circuit.
What are the performance variations between 50 Hz and 60 Hz operation?
At 50 Hz, the fan operates at 2050 rpm drawing 0.92 A with 210 W power input. At 60 Hz, rotational speed increases to 2450 rpm drawing 1.23 A with 280 W power input.
What materials are used to construct the housing and impeller?
Both the housing and the forward-curved dual-inlet impeller are constructed from hot-galvanized sheet steel to protect against corrosion and mechanical wear, providing an IP44 protection rating.
Which direction does the rotor turn on the D2E146-CD51-23?
The fan turns counter-clockwise when viewed toward the rotor.
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Disclaimer:
We are not an authorised distributor of Ebm-papst.
Product photos are for illustration purposes only and may differ from the actual product delivered.
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