Validation of the EASA STC for Diamond DA 42 Series With New 3-Blade MT-Propeller MTV-6 for Improved Performance by TCCA Canada

July 17, 2020

MT-Propeller Entwicklung GmbH received the validation of the EASA STC 10071632 REV 1 by TCCA Canada for the installation oft the new scimitar design 3-blade hydraulically actuated constant speed propeller MTV-6-( )-C-F/190-69( ) on the Diamond DA-42() aircraft series powered by two Technify Motors GmbH TAE 125-01, TAE 125-02-99, TAE 125-02-114 or Austro Engine GmbH 4E-B.

The FAA STC is in progress.

MT-Propeller Vice President Martin Albrecht says, that the installation features the following advantages:

  • Best vibration damping characteristics for almost vibration free propeller operations.
  • No engine modifications.
  • Ground roll & takeoff distance over 50 ft obstacle is reduced by approx. 40 m (131 ft).
  • Climb performance improvedby 10%.
  • Very smooth cruising - 2 to 3 kts more speed (Technify).

The MT-Propeller natural composite blades have no life limitation and are repairable in case of an FOD.

MT-Propeller is the world leading natural composite propeller manufacturer with 30 certified propeller models from 2-blade to 7-blade hydraulically controlled variable pitch propeller, for engines producing up to 5000hp, and 2-blade to 4-blade electrically controlled variable pitch propeller, for engines producing up to 350hp as well as two blade fixed pitch propellers.

The high performance, light weight and durable MT-Propellers can be used on aircraft with piston engines and propeller turbines, as well as on airships, wind tunnels and hovercraft. MT-Propellers can be developed for nearly every aircraft type from motor gliders to regional airliners.

Fulfilling the highest certification requirements they are also supplemental type certified on Part 25 aircraft.

MT-Propeller is holder of over 220 STCs worldwide and OEM supplier for more than 90% of the European Aircraft Industry as well as 30% of the US Aircraft Industry. More than 25,000 propeller systems with more than 80,000 blades are in service.

150 Million fleet hours where already performed on MT-Propellers. 37 years ago, the first MT-Propeller was shipped.

A factory certified network of 62 service centers, provides best service and maintenance all over the world.