F Igu Re; F Ig F U Re - Vanguard CPW 125-4-S Series Operation And Maintenance Manual

P RINCIP L E S O F OP
P L S O F
PMG (optional)
PMG Field Exciter Field
(rotor)
N
S
PMG
Armature
(stator)
PMG Input Power (optional)
(1 phase, 300/250 hertz)
F IG U RE 1 - - M a g n a
F U - M a n
F IG U RE 2 - - T y p i c a
F U - T p c
E R A T IO N
E R A T N
Rotating Assembly
Exciter Armature
(stator) (rotor)
(+)
DC
(in)
(-)
3 Phase AC (out)
Exciter Field Power
(DC out)
P L U S C i r c u i t D i a g r am
P L S i c u i D a r
l M a g n a P L U S Lay o u
l M a n P L S o
Rotating Rectifier Assembly
3 Phase -- Full Bridge
Automatic
Voltage
Regulator
t D i a g r a m
t D a g r a
5
Main Field Main Armature
(rotor) (stator)
(+)
DC
(in)
(-)
3 Phase AC (out)
Input Power -- Single Phase
(shunt powered regulator)
Sensing Input -- Single Phase
3 phase (optional)
L
1
L
2
L
3