Block Diagram for Operation of HY Series of Variable Frequency Power Supply
EMIFILTER
跳脫開關(guān)
Tripping Switch
整流濾波
Rectifier Filter
高低檔切換開關(guān)
Switch between High and Low Voltage
IGBT主動(dòng)元件
IGBT Active Component
變壓器濾波
Transformer Filter
輸出NFB
Output NFB
輸入NFB無熔絲開關(guān)
Input NFB without fuse switch
比較器
Comparator
DEAD TIME
隔離
Isolation
驅(qū)動(dòng)電路
Drive Circuit
負(fù)載
Load
市電輸入
Mains Input
分相器
Phase Separator
波形合成
Wave Synthesis
IGBT過電流保護(hù)
IGBT Over Current Protection
頻率顯示
Frequency Display
電壓顯示
Voltage Display
電流顯示
Current Display
功率顯示
Power Display
D/ACONVERTER
電流回授
Current Feedback
三角波產(chǎn)生器
Triangle Wave Generator
SINE WAVE ROM
ALARM
起動(dòng)跳脫控制
Start Tripping Control
過電流檢測
Over Current Test
過電壓檢測
Over Voltage Test
過溫度檢測
Over Temperature Test
除頻
Frequency Divider
OSC頻率切換
OSC Frequency Switch
頻率合成線路
Frequency Synthesis Circuit
緩性啟動(dòng)
Slow Start
延時(shí)啟動(dòng)
Delay Start
啟動(dòng)/重置開關(guān)
Start/Reset Switch
