YASKAWA
SIEPYAIH6B01A HV600 AC Drive Bypass Technical Reference
415
■
Y2-25: Anti-No-Flow Release Level
No.
(Hex.)
Name
Description
Default
(Range)
Y2-25
(3C7C)
RUN
Anti-No-Flow Release Level Sets the amount below the setpoint which the feedback must decrease before the drive will disengage
Anti-No-Flow and return to normal PI operation.
0.30%
(0.00 - 10.00%)
Note:
The display unit and scaling change when the System Units change.
◆
Y4: Application Advanced
■
Y4-01: Pre-Charge Level
No.
(Hex.)
Name
Description
Default
(Range)
Y4-01
(3CFA)
RUN
Pre-Charge Level
Sets the level at which the drive will activate the pre-charge function when the drive is running at the
frequency set in
Y4-02 [Pre-Charge Frequency]
.
0.00%
(0.00 - 600.00%)
Note:
The drive will stop when one of these conditions is true:
•
The feedback level increases to more than
Y4-01
•
The pre-charge time set in
Y4-03 [Pre-Charge Time]
expires
■
Y4-02: Pre-Charge Frequency
No.
(Hex.)
Name
Description
Default
(Range)
Y4-02
(3CFB)
RUN
Pre-Charge Frequency
Sets the frequency at which the pre-charge function will operate.
0.0 Hz
(0.0 - 400.0 Hz)
■
Y4-03: Pre-Charge Time
No.
(Hex.)
Name
Description
Default
(Range)
Y4-03
(3CFC)
RUN
Pre-Charge Time
Sets the length of time that the Pre-Charge function will run.
0.0 min
(0.0 - 3600.0 min)
Note:
Set this parameter to 0.0 to disable the function.
■
Y4-05: Pre-Charge Loss of Prime Level
No.
(Hex.)
Name
Description
Default
(Range)
Y4-05
(3CFE)
RUN
Pre-Charge Loss of Prime
Level
Sets the level at which the drive will detect loss of prime in the pump.
0.0 A
(0.0 - 1000.0 A)
■
Y4-11: Thrust Acceleration Time
No.
(Hex.)
Name
Description
Default
(Range)
Y4-11
(3D04)
RUN
Thrust Acceleration Time
Sets the time at which the drive output frequency will ramp up to the reference frequency set in
Y4-
12 [Thrust Frequency]
.
1.0 s
(0.0 - 600.0 s)
When
Y4-11 = 0.0
, the drive will use the standard acceleration rate.
Summary of Contents for H6B1A002
Page 12: ...12 YASKAWA SIEPYAIH6B01A HV600 AC Drive Bypass Technical Reference...
Page 74: ...Page Intentionally Blank...
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Page 454: ...5 14 Z Bypass Parameters 454 YASKAWA SIEPYAIH6B01A HV600 AC Drive Bypass Technical Reference...
Page 590: ...8 6 Storage Guidelines 590 YASKAWA SIEPYAIH6B01A HV600 AC Drive Bypass Technical Reference...
Page 780: ...11 3 European Standards 780 YASKAWA SIEPYAIH6B01A HV600 AC Drive Bypass Technical Reference...