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266
YASKAWA
SIEPC71061753A GA500 Technical Manual
Code
Name
Causes
Possible Solutions
The motor has overheated.
•
Check the load level, acceleration/deceleration time, and motor
start/stop frequency (cycle time).
•
Decrease the load.
•
Increase the values set in
C1-01 to C1-08 [Acceleration/
Deceleration Times]
.
•
Set
E2-01 [Motor Rated Current (FLA)]
correctly to the value
specified by the motor nameplate.
•
Make sure that the motor cooling system is operating correctly,
and repair or replace it if it is damaged.
•
Adjust
E1-04 to E1-10 [V/f Pattern Parameters]
. For motor 2,
adjust
E3-04 to E3-10
. Decrease the values set in
E1-08 [Mid
Point A Voltage]
and
E1-10 [Minimum Output Voltage]
.
Note:
If the values set in
E1-08
and
E1-10
are too low, the overload
tolerance will decrease at low speeds.
Note:
•
The drive detects this fault if the motor overheat signal input from analog input terminal A1 or A2 is more than the fault detection level.
•
If the drive detects this error, the terminal set to
H2-01 to H2-03 = 10 [MFDO Function Selection = Alarm]
will activate.
•
If the drive detects this error, it will operate the motor as specified by the stopping method set in
L1-03 [Motor Thermistor oH Alarm Select]
.
Code
Name
Causes
Possible Solutions
oL3
Overtorque 1
A fault occurred on the machine.
Example: The machine is locked.
Examine the machine and remove the cause of the fault
The parameters are incorrect for the load.
Adjust
L6-02 [Torque Detection Level 1]
and
L6-03 [Torque
Detection Time 1]
.
Note:
•
The drive detects this fault if the drive output current is more than the level set in
L6-02
for longer than
L6-03
.
•
If the drive detects this error, the terminal set to
H2-01 to H2-03 = 10 [MFDO Function Selection = Alarm]
will activate.
•
Set the conditions that trigger the minor fault using
L6-01 [Torque Detection Selection 1]
.
Code
Name
Causes
Possible Solutions
oL4
Overtorque 2
A fault occurred on the machine.
Example: The machine is locked.
Examine the machine and remove the cause of the fault
The parameters are incorrect for the load.
Adjust
L6-05 [Torque Detection Level 2]
and
L6-06 [Torque
Detection Time 2]
.
Note:
•
The drive detects this error if the drive output current is more than the level set in
L6-05
for longer than
L6-06
.
•
If the drive detects this error, the terminal set to
H2-01 to H2-03 = 10 [MFDO Function Selection = Alarm]
will activate.
•
Set the conditions that trigger the minor fault using
L6-04 [Torque Detection Selection 2]
.
Code
Name
Causes
Possible Solutions
oL5
Mechanical Weakening Detection 1
The drive detected overtorque as specified by the
conditions for mechanical weakening detection set
in
L6-08 [Mechanical Fatigue Detect Select]
.
Do a deterioration diagnostic test on the machine side.
Note:
•
If the drive detects this error, the terminal set to
H2-01 to H2-03 = 10 [MFDO Function Selection = Alarm]
will activate.
•
If the drive detects this error, it will operate the motor as specified by the Stopping Method set in
L6-08
.
Code
Name
Causes
Possible Solutions
oS
Overspeed
There is overshoot.
•
Decrease
C5-01 [ASR Proportional Gain 1]
and increase
C5-
02 [ASR Integral Time 1]
.
•
Adjust the pulse train gain with
H6-02 to H6-05 [Pulse Train
Input Setting Parameters]
.
There is an incorrect number of PG pulses set in the
drive.
Set
H6-02 [Terminal RP Frequency Scaling]
to the pulse train
frequency during 100% reference (maximum motor rotation
speed).
The
oS
detection level is set incorrectly.
Adjust
F1-08 [Overspeed Detection Level]
and
F1-09 [Overspeed
Detection Delay Time]
.
Note:
•
The drive detects this error if the motor speed is more than the value set in
F1-08
for longer than
F1-09
.
•
If the drive detects this error, the terminal set to
H2-01 to H2-03 = 10 [MFDO Function Selection = Alarm]
will activate.
•
If the drive detects this error, it will operate the motor as specified by the stopping method set in
F1-03 [Overspeed Detection Selection]
.
Code
Name
Causes
Possible Solutions
ov
Overvoltage
There are surge voltages in the input power supply.
Connect a DC reactor to the drive.
Note:
If you turn the phase advancing capacitors ON and OFF and
use thyristor converters in the same power supply system,
there can be surge voltages that irregularly increase the input
voltage.
The drive output cable or motor is shorted to ground
(the current short to ground is charging the main
circuit capacitor of the drive through the power
supply).
1.
Examine the motor main circuit cable, terminals, and motor
terminal box, and then remove ground faults.
2.
Re-energize the drive.
The power supply voltage is too high.
Decrease the power supply voltage to match the drive rated
voltage.
Содержание CIPR-GA50C series
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Страница 44: ...2 9 Installation Methods 44 YASKAWA SIEPC71061753A GA500 Technical Manual...
Страница 110: ...3 17 Motor Application Precautions 110 YASKAWA SIEPC71061753A GA500 Technical Manual...
Страница 150: ...4 12 Test Run Checklist 150 YASKAWA SIEPC71061753A GA500 Technical Manual...
Страница 156: ...5 2 European Standards 156 YASKAWA SIEPC71061753A GA500 Technical Manual...
Страница 157: ...Standards Compliance 5 5 2 European Standards YASKAWA SIEPC71061753A GA500 Technical Manual 157...
Страница 158: ...5 2 European Standards 158 YASKAWA SIEPC71061753A GA500 Technical Manual...
Страница 159: ...Standards Compliance 5 5 2 European Standards YASKAWA SIEPC71061753A GA500 Technical Manual 159...
Страница 288: ...7 10 Troubleshooting Without Fault Display 288 YASKAWA SIEPC71061753A GA500 Technical Manual...
Страница 306: ...8 6 Storage Guidelines 306 YASKAWA SIEPC71061753A GA500 Technical Manual...
Страница 454: ...11 22 Parameters Changed by PM Motor Code Selection 454 YASKAWA SIEPC71061753A GA500 Technical Manual...