Press ON - REV -ON

Press OFF - REV - ON

Press ON - OFF - REV -ON

Press ON -REV - OFF -ON

To change the parameter setting

To store the entered data and factory stored data

To display the data direction of rotation forward / REV

To display the data status of frequency and current

Back e.m.f

Field current

Terminal voltage

Armature current

Inverter switching device

D.C bus switching device

Rectifier switching device

Field supply switching device

Converts A.C to D.C

Converts A.C to A.C

Converts D.C to A.C

Converts D.C to D.C