Austro Engine IAE50R-AA User Manual

ENGINE MANUAL
IAE50R – AA
E1.01.05 – E
Issue date: 25.Jan.2018
Page: 19-12
Revision no: 9
19.2 GND Concept IAE50R
A common Ground (GND) concept is required for the installation of the IAE50R. This means all
electrical GND are connected together. Best practice is a star layout, which can be seen in the
following figure. The aircraft GND shall be included.
Engine
housing
12V Battery
Capacitor
+
-
Generator
Regulator
+-
+ -
Aircraft
GND
ECU
+-
Starter
+
-
Fig. 17: GND concept
Possible GND connection Points
) Regulator see Chapter Generator Regulator
) Engine: Possible connecting points for the engine GND
 Engine backplate see Fig. 18
 Screw for starter motor mounting
 For any other points on the engine contact Austro Engine GmbH
Max allowed contact resistance for engine GND connection 50 mOhm
Wire suggestion 4x AWG14 GND; Engine housing to Battery negative terminal.
Fig. 18: Engine GND

Austro Engine IAE50R-AA Specifications

General

Brand	Austro Engine
Model	IAE50R-AA
Category	Engine
Language	English