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Preface
Preface
To extend the performance of the product and ensure personnel safety, read this manual
thoroughly before using the inverter. Should there be any problem in using the product that can not
be solved with the information provided in the manual, contact your nearest TECO distributor 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 carrying, installing, operating,
and checking the inverter. Be sure to follow the instructions for highest safety.
Indicates a potential hazard that causes death or serious personal injury if
misused
Indicates that the inverter or the mechanical system might be damaged if
misused
Danger
z
Risk of electric shock. The DC link capacitors remain charged for five minutes after power
has been removed. It is not permissible to open the equipment until 5 minutes after the
power has been removed.
z
Do not connect any wires when the inverter is powered. Do not check parts and signals on
circuit boards when the inverter is in operation.
z
Do not disassemble the inverter nor modify any internal wires, circuits, or parts.
z
Ground the ground terminal of the inverter properly, for 200V class ground to 100
Ω
or
below, 400v class ground to 10
Ω
or below.
Caution
z
Do not perform a voltage test on parts inside the inverter. High voltage can destroy these
semiconductor parts.
z
Do not connect T1 (U), T2 (V), and T3 (W) terminals of the inverter to any AC input power
source.
z
CMOS ICs on the inverter’s main board are sensitive to static electricity. Do not touch the
main board.
Danger
Caution