Hamilton Sundstrand's APU for Boeing 787 Tests Successfully

Hamilton Sundstrand, a supplier of aerospace and industrial products and a subsidiary of United Technologies Corp (NYSE: UTX), announced on Monday (5 March) that the Hamilton Sundstrand APS 5000 auxiliary power unit (APU) for the Boeing 787 Dreamliner is undergoing successful cold-weather testing in Fairbanks, Alaska, US.

Federal aviation regulations and Boeing require the APU to complete certification testing for cold-weather starts, operation during heavy snow and freezing rain, and exposure to de-icing procedures.

The company said that testing in Fairbanks began in November 2006 and the APS 5000 APU tailcone section has performed very well and tested successfully.

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