SR 4 GENERATOR
SYSTEMS OPERATION
ROTATING FIELD ASSEMBLY (RFA), FIG. 12
(OUTSIDE BEARING TYPE RFA)
L4
Exciter armature
L5
Rotating field
E2
Negative heat sink
NOTE: Earlier rotating field assemblies had two fans.
ROTATING FIELD ASSEMBLY (RFA), FIG. 13
(INSIDE BEARING TYPE RFA)
L4
Exciter armature
L5
Rotating field
21