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KEB COMBIVERT F5 Reference Manual

KEB COMBIVERT F5
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Diagnostics and Troubleshooting
*Additional information at end of section
7.2 Drive Faults
Faults and errors, listed alphabetically. Additional troubleshooting of operational problems is listed in Section
7.3 and diagnostics solutions in Section 7.4.
Error/Message Alt. /
(NUM)
Description Cause/Solution/Troubleshoot
Abnormal Stop
Bus
EBus Indicates
no serial
communication
between keypad
operator and
controller
Parameters FB50 - 53 show the error count, service,
and value of both serial ports X6C and X6D. If the
service is 99 and the error is 9, then there is a framing
or parity error. This could indicate if the baud rate is
incorrect, telegrams invalid, or potentially loss of serial
communication due to noise.
Check setting of FB11 DIN66019 Fb Baud Rate.
Invalid serial telegrams being received.
Analog Signal
Failure*
-
(157)
Analog speed
command not
present at the
beginning of a
run.
When US04 = Absolute Analog Speed (2), Bipolar
Analog Speed (3), the speed command must be received
within t=2.5(LT01+LT03) sec. at beginning of run. Refer
to additional information at end of section.
Base Block bbL
(76)
This message
precedes most
faults and
indicates the
drive enable (I7)
was removed
while the drive
was outputting
current. This is
not a drive fault.
Indicates the output transistors have been safely shut off
and are being blocked from further operation.
This generally indicates the drive enable input (I7) was
dropped prematurely or abruptly while the drive was still
outputting current.
This is not a drive error or fault, but a status message.
Brake Switch
Failure*
-
(151)
Brake switch not
open/closed at
beginning/end of
run.
When LI04-11 input is set as Brake Release
conrmation, the brake switch must open at the
beginning of the run within t=LT01+LT03+2.5 sec and
close at the end of the run within t=LT10+LT12. Refer to
additional information at end of section.

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KEB COMBIVERT F5 Specifications

General IconGeneral
CategoryDC Drives
Enclosure RatingIP20
Control ModeVector Control, V/f Control
ProtectionOvercurrent, Overvoltage, Undervoltage, Overtemperature, Short circuit
Fieldbus CommunicationPROFIBUS, CANopen
Communication InterfacesRS-485
Input Voltage380-480V AC
Cooling MethodForced air cooling (fan)

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