0.1 Preface
To extend the performance of the product and ensure personnel safety, please read this
manual thoroughly before using the inverter. Should there be any problem in using the
product that cannot be solved with the information provided in the manual, contact Our's
technical or sales representative who will be willing to help you.
※ Precautions
The inverter is an electrical product. For your safety, there are symbols such as "Danger",
"Caution" in this manual as a reminder to pay attention to safety instructions on handling,
installing, operating, and checking the inverter. Be sure to follow the instructions for highest
safety.
Warning
Caution
Risk of electric. The DC link capacitors remains charged for five minutes after
power has been removed. If it not permissible to open the equipment until 5
minutes after the power has been removed. ( If the power rating of inverter is
20HP above, please open the equipment until 15 minutes after the power has
been removed.)
Do not make any connections when the inverter is powered on. Do not check
parts and signals on circuit boards during the inverter operation.
Do not disassemble the inverter or modify any internal wires, circuits, or parts.
Ensure that the Inveter Ground terminal is connected correctly.
Do not perform a voltage test on parts inside the inverter. High voltage can destroy
the semiconductor components.
Do not connect T1, T2, and T3 terminals of the inverter to any AC input power
supply.
CMOS ICs on the inverter's main board are susceptible to static electricity. Do not
touch the main circuit board.
Chapter 0 Preface
Indicates a potential hazard that could cause death or serious
personal injury if misused.
Indicates that the inverter or the mechanical system might be
damaged if misused.
Danger
Caution
0-1