AC310 Universal AC Drive Service Manual
8
Chapter 2 Testing and Repairing of Power
Supply Boards
2.1 Driver Circuit
1. Circuit components driver circuit
According to the received DSP drive signal to control the switch of IGBT, optocoupler
primary drive signal sampling interlocking form. ACPL-W314 drive optocoupler minimum
output current is 0.4A, the maximum output current is 0.6A, to meet the IGBT drive
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