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CS300
——————— Half controlled power supply for inverter DC-Link ————————
23
6.2 SIGNAL DIAGRAM
AC CONTACTOR U.V.W
PRECHARGE ENABLE
DC-LINK VOLTAGE
PRECHARGE TIME
OK RELAY
Figure A
AC POWER
SUPPLY.
MLP signal
TYRISTOR FIRING
PRECHARGE
ML signal " CV ON "
ML signal "CV OFF "
150 ms MIN
Figure B