施耐德变频器ATV71系列维修资料讲课讲稿.ppt

ATV71 training;CONTENTS;PHYSICAL STRUCTURE;;

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;18.5-37kW;S4-5A;18.5-37kW;S5B;;S6-8;;;;ELECTRICAL STRUCTURE;ATV71 up to 18kw diagram;;Capital electrical components for Athena Inverter unit;ATV71 up to 75kw diagram;;Capital electrical components for Minerve Inverter unit;

Control block;

Control block;

Display board;

Control block

Function diagram;Application board P24M1 are supplied from Drive board by S103 connector then P24M1 produce P15M P5M P11M N12M

;P15M N12M produce +10V output ;AI1 input circuit ;

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;Li6 input circuit;

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Application board;

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;Safe (PWR signal) circuit;

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;11KW;15KW to 18.5KW;

;SCR drive circuit(over 18.5KW);Input phase detection circuit;Current detect circiut;Over current detect circuit;Output(phase to phase) short circuit detect;