Bristell B23-915
Airplane Maintenance Manual
supplement
Chapter 24
Issue: 09.12.2021
Chapter 24 Page 3
24-30
DC Generation
24-30-01 Internal Generators
The Rotax 915 iSc3A engine is equipped with two internal generators
(GEN A and GEN B) supplying the Engine management System (EMS) and
the airframe with power (management of electrical power distribution
of GEN A & GEN B is automatically controlled via the EMS). Conversion
into DC power is through the fusebox with regulators, feeding nominal
~14V into the system.
24-30-02 Auxiliary Alternator
The auxiliary generator (ALT C) is mounted to the LHS of the engine
and supplies electric current through the rectifier. Regulator supplies
electric current of ~14V (at max. output power of 30A) to onboard
network.