5
2022.03 / s
Electric Power Generation
Installation and maintenance
TAL 042
Low Voltage Alternator - 4 pole
5223 en -
2 - TECHNICAL
CHARACTERISTICS
2.1 - Electrical characteristics
This alternator is a machine without
sliprings or revolving armature brushes,
wound as “2/3 pitch”
, 4,
6 or 12
-wire, with
class H insulation and a field excitation
system available in either SHUNT, AREP+
or PMG version (see diagrams and AVR
manuals).
• Electrical options
- Space heaters
- R791 interference suppression
2.2 - Mechanical characteristics
- Steel frame
- Aluminum end shields
- Protected ball bearings, greased for life
- Mounting arrangements: single bearing
with standard feet and SAE flanges/
coupling discs
- Drip-proof machine, self-cooled
- Degree of protection: IP 23
• Mechanical options
- Direct output power by cables (not
reconnectable), regulator fitted outside the
alternator
• SHUNT dedicated single-phase 4-wire
-
+
T1
U1
T2
U2
T3
U5
T4
U6
UF 0E
UF
S
V
F2 F1 N
U R2 R1
HR / CW
2 kOhms
Va
rist
or
Consult R121 manual ref.5657
red
black
yellow
blue
Caution:
with use in low voltage
(110V-120V with parallel connection),
turn potentiometer V at minimum
(fully counter clock wise) before
first power-up.
Remove link R1-R2 if use
potentiometer
External remote voltage trimmer
Option:
EXCITER
MAIN FIELD
Armature
Field
Rotating rectifiers
STATOR: 4-wire (marking T1 to T4)
