YASKAWA
SIEPYAIH6B01A HV600 AC Drive Bypass Technical Reference
481
Code
Name
Causes
Possible Solutions
You are driving a general-purpose motor below the
rated speed with a high load.
•
Decrease the load
•
Increase the speed
•
If the motor is designed to operate at low speeds, increase the
motor capacity or use a motor designed to operate in the desired
speed range.
Note:
A Fault Reset is not necessary to clear the fault.
Code
Name
Causes
Possible Solutions
FB08
Brownout Detected
Input power is too low.
Make sure that the input power is sufficient to power the bypass.
The brownout settings are incorrect.
Make sure that
Z1-27 [Brownout Voltage Level]
and
Z1-28
[Brownout Time]
are correct.
Note:
Do a Fault Reset to clear the fault.
Code
Name
Causes
Possible Solutions
FB09
Blackout Detected
Input power is too low.
Make sure that the input power is sufficient to power the bypass.
The blackout settings are incorrect.
Make sure that
Z1-29 [Blackout Voltage Level]
is correct.
Note:
Do a Fault Reset to clear the fault.
Code
Name
Causes
Possible Solutions
FB10
Loss of Drive Communications
The cable between the bypass controller and the drive
is disconnected or damaged.
Make sure that the cable between the bypass controller board (A2)
connector CN6 to drive terminal TB4 is connected at both ends and
is not damaged.
The bypass controller circuit is defective.
Replace the bypass control board.
The drive circuitry is defective.
Replace the drive.
Note:
Do a Fault Reset to clear the fault.
Code
Name
Causes
Possible Solutions
FB13
Loss of Load
The motor is disconnected from the drive
Check the continuity between the drive/bypass and the motor.
The load is disconnected from the motor.
Check the belt/coupling between the motor and the load
The Loss of Load settings are incorrect.
Make sure that the settings in
Z1-31 to Z1-36
are correct.
Note:
Do a Fault Reset to clear the fault.
Code
Name
Causes
Possible Solutions
FB15
Input Phase Loss
Bypass Mode current unbalance condition is more
than the unbalance level limit in
Z1-50
for the length
of time in
Z1-51
.
•
Make sure that the input wiring including fuses, breakers, and
connections upstream from the bypass is correct.
•
Make sure that the motor wiring and connections are correct.
Note:
Do a Fault Reset to clear the fault.
Code
Name
Causes
Possible Solutions
FB16
Input Phase Rotation
Incorrect phase rotation while
Z1-52 = 2
in Bypass
Mode.
Make sure that the sequence (phase rotation) of the input wiring to
the bypass package is correct.
Note:
Do a Fault Reset to clear the fault.
Code
Name
Causes
Possible Solutions
FB17
Loss of Load Detected
The drive or bypass output current is less than 5% of
E2-01, Motor Rated Current
for longer than 10
seconds.
•
Close all external output disconnects.
•
Make sure that the frequency reference or PID ≠ 0.
•
Set
d2-02
> 0.0%
Note:
Do a Fault Reset to clear the fault.
Code
Name
Causes
Possible Solutions
FB18
Welded Bypass Contactor Detected
The bypass detected a welded contactor condition.
Inspect the contactor.
Note:
Do a Fault Reset to clear the fault.
Содержание HV600
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Страница 454: ...5 14 Z Bypass Parameters 454 YASKAWA SIEPYAIH6B01A HV600 AC Drive Bypass Technical Reference...
Страница 590: ...8 6 Storage Guidelines 590 YASKAWA SIEPYAIH6B01A HV600 AC Drive Bypass Technical Reference...
Страница 694: ...9 19 Defaults by Bypass and Drive Model 694 YASKAWA SIEPYAIH6B01A HV600 AC Drive Bypass Technical Reference...
Страница 768: ...10 6 MEMOBUS Modbus Communications 768 YASKAWA SIEPYAIH6B01A HV600 AC Drive Bypass Technical Reference...
Страница 780: ...11 3 European Standards 780 YASKAWA SIEPYAIH6B01A HV600 AC Drive Bypass Technical Reference...