ALTERNATORS
16
AAN
Applications
•
Agricultural and construction
machinery with higher electrical
demand (Top-range):
•
High HP tractors,
•
Combines (Harvesters),
•
Wind-rovers, ...
•
Commercial vehicles,
•
Special applications.
Design
•
3-
phase 6-pole pairs synchronous
generator with integrated rectifier and
voltage regulator,
•
Double insulated (G2) copper wire
of temperature class over 200°C for
stator and rotor windings,
•
Rectifier with power press-fit
type Zener diodes with operating
temperature Tj=225°C max mounted
bellow rear bracket (2 diodes in parallel
for high power 14V alternators),
•
Mono-Function Regulator (28V):
•
Self-Excitation Supply (D+, diode trio),
•
Microelectronic,
•
Multi-Function Regulator (14V):
•
Direct Excitation Supply (B+),
•
Microelectronic,
•
Metal-graphite brushes of increased
length and bronze (CuSn5) slip rings,
•
External CW fan,
•
Special roller type sealed bearings for
high pulley loads.
Features
•
Heavy-duty design,
•
Dust-proof,
•
High specific output power,
•
Multi-function regulator with
additional functions (14V),
•
Over-voltage protection,
•
Long life bearings and brushes,
•
Long life operation,
AAN
Main technical data
Type
AAN
Rated Voltage (V)
14
28
Rated Current (A)
125 - 200
80 - 120
Stator Diameter (mm)
142
Cooling
Air cooling / External fan CW
Weight
1
(
kg)
~ 8.0
Max Permanent / Short time
Rotational Speed (RPM)
10.000 / 12.000
Voltage Regulator
Mono-Function (28V) / Multi-Function (14V)
Power diodes Type
Press-fit Zener (50A, 80A (14V) / 50A (28V))
Over-voltage Protection
YES
Zener Voltage (V)
19-25 (14
V) / 34-40 (28V)
Electrical terminalsMono/
Multi-function regulator
(
B+, D+, W, B-) / (B+, L, W, B-, DFM)
Drive end bearing /
Rear bearing dimension
17
x52X17, 17x62x20 / 17x32x14
Protection of the Slip rings and
Brushes Compartment
IP 54
Operating (Storage) Temperatures
- 40
°C to + 110°C (+ 130°C)
EMC
Approved (Regulative ECE-R10 Rev.3: 2008-08)
•
Better protection of alternator sub-
assemblies in harsh environment,
•
Additional protection covers available
for additional tube mounting for
clean air intake,
•
Max Efficiency > 65%
•
EMC approved and certified.
1
without pulley
Options
Insulated ground (return).
Marine versions available.