Rotax 912 i series Installation Manual

d05781.fm
INSTALLATION MANUAL
BRP-Powertrain
Effectivity: 912 i Series
Edition 1/Rev. 2
24-00-00
Page 15
January 01/2014
4) External alternator (optional extra)
General note See Fig. 7.
4.1) Technical data
General note NOTE: The voltage regulator is integrated in the alternator.
Output Output: Max. 550 W/DC at 6000 r.p.m. (complies ~ 4800 r.p.m. crank-
shaft speed)
Output voltage Output voltage: 13.5 V
Ambient tempera-
ture range
Ambient temperature: Min. -30 °C (-22 °F)
Max. +90 °C (194 °F)
Weight See chap. 72-00-00 section 2) Subsection 2.1: Weight.
4.2) Connections
Power supply
wires
Power supply wires to external alternator (1) have to be installed depen-
ding on the mounting position and according to the regulations of the
aircraft manufacturer.
Positive terminal Positive terminal (2):
- M6 screw connection suitable for cable terminal according to DIN
46225 (tightening torque 4 Nm (35 in.lb)).
Grounding Via engine block.
Control wiring Control wiring (3):
- via supplied standard plug (Sumitomo 6111-2568) and 6.3 x 0.8
Faston connectors (female).

Rotax 912 i series Specifications

General

Number of Cylinders	4
Max Power	100 hp (73.5 kW)
Max Power Output RPM	5800 rpm
Ignition System	Dual electronic ignition
Oil System	Dry sump, forced lubrication with separate oil tank
Reduction Gear Ratio	2.43:1
TBO	2000 hours
Engine Type	4-stroke, horizontally opposed
Displacement	1352 cm³
Bore x Stroke	84 mm x 61 mm
Max Torque	128 Nm
Fuel Type	Avgas 100LL or unleaded automotive gasoline
Fuel System	Electronic fuel injection
Cooling System	Liquid/air-cooled