TM 5-6115-376-13
Control, Indicutor, or Connector
Function
c. Synchronizer Assembly (PU-407/M Only).
Synchronizing switch, -------- Controls action of the
(1) Controls.
single pole, single throw
electronic synchronizer.
Control, Indicator, or Connector
Function
toggle switch
Safety circuit breaker light, -.. Indicates application of
Synchronizing bypass switch Momentarily removes
rear lamp 110 VAC
power to load cable in-
momentary break, single-
holding voltage from
terconnecting recep-
pole, single-throw toggle
solenoid of control
tacle.
switch
relay K2 to enable mag-
Safety circuit breaker 3-pole, --- Connects load cable inter-
netic contactor S3 and
single-throw circuit breaker
connecting switch box
auxiliary relay K1 to
and power output
close.
Parallel cable power unit ______ Provides facilities for in-
Power input receptacle, ------- Provides facilities for
receptacle, 4-contact male
terconnecting generator
4 contact, male
inter-connecting gener-
unit to synchronizer as-
ator unit cable and
sembly through the
synchronizer assembly.
parallel cables.
Power output receptacle, ------ Provides facilities for in-
4-contact, male
terconnecting operating
(2) Theory of synchronizer assembly opera-
power to system requir-
tion. When power is applied to the synchronizer
ing 60 hertz power.
