Contributed photo
Test mule for Pratt's next-generation quiet, fuel-efficient PurePower jet engine.
East Hartford's Pratt & Whitney Co. says Canada's aviation overseer has certified its PurePower geared turbofan engine, paving way to power aloft a newly designed Canadian jetliner.Pratt and plane-builder Bombardier Aerospace announced Wednesday that Transport Canada officially greenlighted the PW1500G for Bombardier's CSeries aircraft.The certification means Bombardier can begin test flights of its twin-engine, mid-range jetliner.PurePower engines supplied to Bombardier are being assembled at Pratt & Whitney Canada's Mirabel Aerospace Centre in Mirabel, Quebec.Pratt spent 20 years and more than $1 billion to design, build and position its PurePower engine fleet as the 21st-century propulsion unit for civilian jetliners worldwide.Pratt is a division of Hartford conglomerate United Technologies Corp.