Narrative:

On departure climbing through FL250 generator number two faulted. Attempted reset per ECAM - no effect. Start APU and put APU generator on line. Coordinated with dispatch via ACARS on aircraft status/configuration. Approximately 120 west of [departure airport] the APU auto shut down. Set up radio patch with dispatch and maintenance. Attempted reset of generator control unit number two per maintenance and capt emergency authority - no help. Coordinated return to [departure airport]. Landed uneventfully. No traffic priority was required.

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Original NASA ASRS Text

Title: An A320 flight crew reported the loss of a generator followed later by an auto shut down of the APU. After consulting with Dispatch and Maintenance; and with only one AC power source; they returned to departure airport.

Narrative: On departure climbing through FL250 generator number two faulted. Attempted reset per ECAM - no effect. Start APU and put APU generator on line. Coordinated with dispatch via ACARS on aircraft status/configuration. Approximately 120 west of [departure airport] the APU auto shut down. Set up radio patch with Dispatch and Maintenance. Attempted reset of generator control unit number two per Maintenance and Capt emergency authority - no help. Coordinated return to [departure airport]. Landed uneventfully. No traffic priority was required.

Data retrieved from NASA's ASRS site as of April 2012 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.