ABB 3AUA0000125508 W2E250-HL06-21 Long-life Fan, Axial

The ABB 3AUA0000125508 W2E250-HL06-21, also cataloged as the W2E250-HL06-21 Axial Fan, operates as a dedicated hardware component for forced-air cooling and thermal management within ABB drive and industrial control systems. The fan provides continuous airflow for enclosure temperature control, supporting heat dissipation in power electronics and automation equipment installations.

Hardware Specifications

Cooling Performance and Drive Cabinet Integration

The W2E250-HL06-21 is designed for thermal management applications in industrial automation and drive systems. Axial airflow construction enables efficient movement of cooling air through cabinet enclosures, heat sinks, and ventilation channels where heat generated by power semiconductors and control electronics must be dissipated.

Within ABB drive installations, correct fan performance contributes to maintaining specified operating temperatures for internal assemblies. Replacement fan assemblies should match the original airflow configuration and mechanical dimensions to ensure proper cooling distribution throughout the enclosure.

The long-life fan design supports continuous-duty operation in industrial environments where stable airflow is required for power conversion and motor control equipment.

Frequently Asked Questions

Q: Is the W2E250-HL06-21 a centrifugal or axial fan?
A: The unit is specified as a long-life axial fan.

Q: What are the physical dimensions of the fan assembly?
A: The fan dimensions are 250 mm x 250 mm x 100 mm.

Q: Can this fan be used as a direct replacement in ABB drive systems?
A: The fan is identified by ABB Product ID 3AUA0000125508 and should be matched against the equipment bill of materials and original part designation before replacement.

Field Installation Guidelines

• Isolate equipment power before removing or installing the fan assembly.

• Verify the replacement part number matches the original installed unit.

• Inspect fan guards, mounting hardware, and airflow passages before commissioning.

• Ensure the airflow direction matches the original enclosure cooling design.

• Remove accumulated dust and debris from surrounding heat sinks and ventilation channels.

• Confirm all electrical connectors are fully seated and secured.

• Verify unobstructed airflow around the fan intake and discharge areas.

• Perform operational checks after startup to confirm normal fan rotation and airflow.