For Maximum Safety
• Mitsubishi inverters are not designed or manufactured to be used in equipment or systems in situations that
can affect or endanger human life.
• When considering this product for operation in special applications such as machinery or systems used in
passenger transportation, medical, aerospace, atomic power, electric power, or submarine repeating
applications, please contact your nearest Mitsubishi sales representative.
• Although this product was manufactured under conditions of strict quality control, you are strongly advised to
install safety devices to prevent serious accidents when it is used in facilities where breakdowns of the product
are likely to cause a serious accident.
• Please do not use this product for loads other than three-phase induction motors and IPM motors.
*The manual number is given on the bottom left of the back cover.
Pr. 154 Voltage reduction selection during stall prevention operation
Pr. 374 Overspeed detection level
Pr. 552 Frequency jump range
Pr. 997 Fault initiation
E.OS (Overspeed occurrence)