YASKAWA
TOEPC7106170YB YASKAWA AC Drive GA500 Installation & Primary Operation
129
Code
Name
Causes
Possible Solutions
oFA12 to
oFA17
Option Card
Connection Error
(CN5)
A fault occurred in the option
card.
1.
De-energize the drive.
2.
Make sure that the option card is
correctly connected to the connector.
3.
If the problem continues, replace the
option card.
oFA30 to
oFA43
Communication
Option Card
Connection Error
(CN5)
A fault occurred in the option
card.
1.
De-energize the drive.
2.
Make sure that the option card is
correctly connected to the connector.
3.
If the problem continues, replace the
option card.
oH
Heatsink Overheat
The ambient temperature is high
and the heatsink temperature of
the drive is more than the value
set in
L8-02 [Overheat Alarm
Level]
.
•
Measure the ambient temperature.
•
Increase the airflow in the control
panel.
•
Install a cooling device (cooling fan
or air conditioner) to lower the
ambient temperature.
•
Remove objects near the drive that are
producing too much heat.
The load is too heavy.
•
Measure the output current.
•
Decrease the load.
•
Decrease the value set in
C6-02
[Carrier Frequency Selection]
.
The internal cooling fan of the
drive stopped.
1.
Use the procedures in this manual to
replace the cooling fan.
2.
Set
o4-03 = 0 [Fan Operation Time
Setting = 0 h]
.
oH1
Heatsink Overheat
The ambient temperature is high
and the heatsink temperature of
the drive is more than the
oH1
detection level.
•
Measure the ambient temperature.
•
Increase the airflow in the control
panel.
•
Install a cooling device (cooling fan
or air conditioner) to lower the
ambient temperature.
•
Remove objects near the drive that are
producing too much heat.
The load is too heavy.
•
Measure the output current.
•
Decrease the load.
•
Decrease the value set in
C6-02
[Carrier Frequency Selection]
.
oH3
Motor Overheat (PTC
Input)
The thermistor wiring that
detects motor temperature is
defective.
Correct wiring errors.