“B” Group: Fine Tuning Functions
Configur
ing
Dr
iv
e P
a
ra
m
e
ters
3–34
Instantaneous Power Failure / Under-voltage Alarm
Use parameter B004 to disable or enable the instantaneous power failure / undervoltage
alarm. When the alarm is enabled, parameter settings B001 (Selection of Automatic
Restart Mode) and B002 (Allowable Under-voltage Power Failure Time) are not valid.
“B” Function
Run
Mode
Edit
Lo Hi
Defaults
Func.
Code
Name /
SRW Display
Description
–FE(F)
(EU)
–FU
(USA)
Units
B001 Selection of automatic
restart mode
Select inverter restart method,
four option codes:
00... Alarm output after trip,
no automatic restart
01... Restart at 0Hz
02... Resume operation after
frequency matching
03... Resume previous freq.
after freq. matching, then
decelerate to stop and display
trip info.
✘ ✔
00
00
—
IPS POWR ALM
B002 Allowable under-
voltage power failure
time
The amount of time a power
input under-voltage can occur
without tripping the power
failure alarm. Range is 0.3 to
25 sec. If under-voltage exists
longer than this time, the
inverter trips, even if the restart
mode is selected.
✘ ✔
1.0
1.0
sec.
IPS Time 0001.0s
B003 Retry wait time before
motor restart
Time delay after under-voltage
condition goes away, before
the inverter runs motor again.
Range is 0.3 to 100 seconds.
✘ ✔
1.0
1.0
sec.
IPS Wait 0001.0s
B004 Instantaneous power
failure / under-voltage
trip alarm enable
Two option codes:
00... Disable
01... Enable
✘ ✔
00
00
sec.
IPS TRIP OFF
B005 Number of restarts on
power failure / under-
voltage trip events
Two option codes:
00... Restart 16 times
01... Always restart
✘ ✔
00
00
sec.
IPS RETRY 16
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Страница 205: ...Inverter System Accessories In This Chapter page Introduction 2 Component Descriptions 3 Dynamic Braking 5 5 ...
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Страница 229: ...Glossary and Bibliography In This Appendix page Glossary 2 Bibliography 8 A ...
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Страница 281: ...Drive Parameter Settings Tables In This Appendix page Introduction 2 Parameter Settings for Keypad Entry 2 C ...
Страница 293: ...CE EMC Installation Guidelines In This Appendix page CE EMC Installation Guidelines 2 Hitachi EMC Recommendations 6 D ...
Страница 297: ...L2002 Inverter Appendix D D 5 L1 L2 L3 PE L2002 inverter with book type filter M 3 ...