iii
Safety instructions
other foreign matter into the drive.
Otherwise, fire or accident could occur.
OPERATING PRECAUTIONS
1) Transport and Installation
l
Be sure to carry inverter in a proper way suitable for its weight, or it may result
in damage to inverter.
l
Do not pile up inverters above allowable limit.
l
Be sure to install the inverter as directed in this instruction manual.
l
Do not turn off the power supply to the damaged inverter.
l
Do not open the front cover while carrying the inverter.
l
Do not place the heavy material on the inverter.
l
The direction of installation should be observed properly as criterions specified
in this manual show.
l
Make sure that you should not put screw, metal material, water, oil and the
inflammable something else.
l
Keep in mind that inverter is very vulnerable to drop from the mid air and strong
shock.
l
Be certain to use the inverter under the following conditions.
Ambient temperature
- 10 ~ 40 ℃ (Non-frozen)
Humidity
Below 90% RH (Dewdrop should not be
formed)
Storage temperature
- 20 ~ 65 ℃
Ambient condition
Free of corrosive gas, inflammable gas,
oilwaste and dust
E
n
v
ir
o
n
m
e
n
t
Altitude/vibration
Below 1000m above sea level, Below
5.9m/sec²(=0.6g)
2) Wiring works
l
Do not connect phase-leading capacitors, surge filter, radio noise filter to the
output of inverter.
l
Output terminals (terminals named U, V, W respectively) should be connected
in a proper phase sequence.
3) Adjustment before starting trial operation
l
Be sure to check relevant parameters for the application before starting trial
operation.
4) Directions
l
Be sure not to approach the machine when retry function is selected. The
machine may start working suddenly.
l
Stop key on the keypad should be set to be in use. For safety, additional
emergency stop circuit should be required.
l
Inverter restarts if alarm condition is cleared while FX/RX signal is on.
Therefore, be sure to operate the alarm reset switch after checking if FX/RX
signal is off.
l
Never modify the inverter for inappropriate use.
l
Motor may not be protected by electronic thermal protection.