错误代码
型号
品牌
错误类型
错误原因
解决办法
1
MOVITRAC-31C
SEW
Overcurrent
Short circuit/earth fault at the output.Motor too large.Faulty
output stage.
Remove short-circuit.Connect smaller motor.If fault can still
not be reset,contact SEW service.
2
MOVITRAC-31C
SEW
DC link voltage
DC link voltage too high.
Increase deceleration ramps.
3
MOVITRAC-31C
SEW
Brake chopper
Regenerative power too highBraking resistor circuit
interruptedShort-circuit in the brakingresistor circuitBraking
resistance value too highFaulty brake chopper
Increase deceleration ramps.Check connecting leads of
thebraking resistor.Check technical data of thebraking
resistor.Exchange MOVITRAC® 31C
5
MOVITRAC-31C
SEW
Regenerativeoverload
With active regen. n monit. (P520/P522)and speed control
(P770):faulty encoder signalswrong number of pole pairs
(P324/P344)value of increments (P773) not correct
Check encoder.Check encoder connection.Set number of pole pairs
correctly.Set value of increments correctly.
4
MOVITRAC-31C
SEW
Cont. overload
´t utilization too high (> 125(%)).
Reduce load.
6
MOVITRAC-31C
SEW
Overtemperature
Thermal overload of the inverter.
Reduce load and / or ensure adequatecooling.
7
MOVITRAC-31C
SEW
Phase failure
With active mains volt. monitor.(P530)Phase missing at TL.
X1:1/2/3.
Check mains supply.
10
MOVITRAC-31C
SEW
Direction ofrotation
Only with active speed control (P770):Encoder tracks A/A and
B/B areswapped in pairs.Motor rotates in opposite direction.Regen.
overload (i.e. with sagging hoist)because of excessive load or
BOOSTsetting too low (P321/P341).
Check encoder connection.Exchanging two motor phases.Reduce
load or increase BOOST.
11
MOVITRAC-31C
SEW
Speeddetection
Only with active speed control (P770):Faulty encoder
connection.FEN31C/FPI31C option not installed.
Check encoder connection.Insert correct option(FEN31C or
FPI31C).
12
MOVITRAC-31C
SEW
Mot. overload
With active n monit. (P510/P512)and speed control (P770):faulty
encoder signalswrong number of pole pairs (P324/P344)value of
increments (P773) not correct
Check encoder.Check encoder connection.Set number of pole pairs
correctly.Set value of increments correctly.
13
MOVITRAC-31C
SEW
Startingconditions
With active hoist function (P710/P712):Current too low during
the premagnetizationphase:Motor rated power selected too smallin
relation to the inverter rated power.Cross-section of the motor
leads toosmall.
Check startup data and carryout new startup if necessary.Check
inverter-motor connection.Check cross-section of the motorleads and
increase if necessary.
14
MOVITRAC-31C
SEW
Output open
With active hoist function (P710/P712):Two or all output phases
interrupted.Motor rated power selected too smallin relation to the
inverter rated power.
Check inverter-motor connection.Check startup data and carryout
new startup if necessary.
17
MOVITRAC-31C
SEW
Stack overflow
Inverter electronics faulty.Possible cause: EMC effect.
The notes for EMC compliant installationmust be observed.The
reset for error 25 consists ofseveral steps:1. Factory setting
(P830 = YES)2. Re-set matched parameters3. Carry out resetIf fault
occurs repeatedly, contactSEW service.
18
MOVITRAC-31C
SEW
Stack underflow
Inverter electronics faulty.Possible cause: EMC effect.
The notes for EMC compliant installationmust be observed.The
reset for error 25 consists ofseveral steps:1. Factory setting
(P830 = YES)2. Re-set matched parameters3. Carry out resetIf fault
occurs repeatedly, contactSEW service.
19
MOVITRAC-31C
SEW
NMI trap
Inverter electronics faulty.Possible cause: EMC effect.
The notes for EMC compliant installationmust be observed.The
reset for error 25 consists ofseveral steps:1. Factory setting
(P830 = YES)2. Re-set matched parameters3. Carry out resetIf fault
occurs repeatedly, contactSEW service.
20
MOVITRAC-31C
SEW
Undefinedopcode
Inverter electronics faulty.Possible cause: EMC effect.
The notes for EMC compliant installationmust be observed.The
reset for error 25 consists ofseveral steps:1. Factory setting
(P830 = YES)2. Re-set matched parameters3. Carry out resetIf fault
occurs repeatedly, contactSEW service.
21
MOVITRAC-31C
SEW
Protected instr.
Inverter electronics faulty.Possible cause: EMC effect.
The notes for EMC compliant installationmust be observed.The
reset for error 25 consists ofseveral steps:1. Factory setting
(P830 = YES)2. Re-set matched parameters3. Carry out resetIf fault
occurs repeatedly, contactSEW service.
22
MOVITRAC-31C
SEW
Word op.access
Inverter electronics faulty.Possible cause: EMC effect.
The notes for EMC compliant installationmust be observed.The
reset for error 25 consists ofseveral steps:1. Factory setting
(P830 = YES)2. Re-set matched parameters3. Carry out resetIf fault
occurs repeatedly, contactSEW service.
23
MOVITRAC-31C
SEW
nstruct. access
Inverter electronics faulty.Possible cause: EMC effect.
The notes for EMC compliant installationmust be observed.The
reset for error 25 consists ofseveral steps:1. Factory setting
(P830 = YES)2. Re-set matched parameters3. Carry out resetIf fault
occurs repeatedly,
24
MOVITRAC-31C
SEW
Ext. bus access
Inverter electronics faulty.Possible cause: EMC effect.
The notes for EMC compliant installationmust be observed.The
reset for error 25 consists ofseveral steps:1. Factory setting
(P830 = YES)2. Re-set matched parameters3. Carry out resetIf fault
occurs repeatedly, contactSEW service.
25
MOVITRAC-31C
SEW
EEPROM
Inverter electronics faulty.Possible cause: EMC effect.
The notes for EMC compliant installationmust be observed.The
reset for error 25 consists ofseveral steps:1. Factory setting
(P830 = YES)2. Re-set matched parameters3. Carry out resetIf fault
occurs repeatedly, contactSEW service.
26
MOVITRAC-31C
SEW
No connection
Inverter electronics faulty.Possible cause: EMC effect.
The notes for EMC compliant installationmust be observed.The
reset for error 25 consists ofseveral steps:1. Factory setting
(P830 = YES)2. Re-set matched parameters3. Carry out resetIf fault
occurs repeatedly, contactSEW service.
27
MOVITRAC-31C
SEW
Ext. terminal
External fault signal has appeared at a programmableinput
Eliminate the cause of the fault. Reprogramthe terminal, if
necessary
28
MOVITRAC-31C
SEW
FaultINTERBUS
FFI31C and control mode (P841) = Fieldbus:Faulty monitoring
signal.
Check Fieldbus connection.
32
MOVITRAC-31C
SEW
Copying
Only when copying the parameters (P820):Break or interference
in PC or FBG31Cconnection.
Check connection between inverter andPC. Remove FBG31C keypad
and plugagain.
33
MOVITRAC-31C
SEW
Master-slave
Connection master-slave is interrupted.0V5 connection (RS-485)
missingMaster or slave defined incorrectlyin P880.
Check master-slave connection.0V5-establish connection
betweenmaster and slaveSet P880 correctly.
34
MOVITRAC-31C
SEW
Fieldbustimeout
No communication between master andslave within the specified
time of theresponse monitoring.
Check communication routine of themaster.Increase fieldbus
timeout time (P571)/deactivate monitoring.
35
MOVITRAC-31C
SEW
ConnectionEncoder-FRS
Encoder connection faulty.Power supply of the encoder
faulty.
Check encoder connection.Check power supply of the
encoder.
36
MOVITRAC-31C
SEW
ConnectionMaster-slave
Only with FRS and cable break master-slave(P557) = YES:Setpoint
connection of slave (TL. 98-101)is disrupted.Master Speed 0
® slave FRS CTRLis disrupted.Slave FRS CTRL input
not assigned.Master Speed 0 output not assigned.No master inverter
available.Encoder < 512 pulses per revolution used.
Check installation.Check programming of the binaryinputs and
binary outputs.Check if encoder type is correct.
37
MOVITRAC-31C
SEW
FRS RAM fault
Internal fault.
If fault occurs repeatedly, contactSEW service.
38
MOVITRAC-31C
SEW
FRS processdata fault
Fault on interface between inverter andFRS.
If fault occurs repeatedly, contactSEW service.
39
MOVITRAC-31C
SEW
FRS parameterdata fault
Invalid value for FRS parameters (P55_).
Check parameter settings.
41
MOVITRAC-31C
SEW
FRS lag fault
Polarity of the encoder not set correctly.Acceleration ramps
too short.P-gain of the positioningcontroller too smallSpeed
controller not set property.Value for lag error tolerance too
small
Change polarity of encoder.Increase ramps.Increase
P-gain.Select new parameters forspeed controller.Increase lag error
tolerance (P551).Check wiring of encoder, motor andmains
phases.Check if mechanical system is sluggishor whether drive hit
an obstacle.
43
MOVITRAC-31C
SEW
Faultbinary output
Load on TL. X3:61 > 150 mA.Load on the otherbinary outputs
> 50 mAShort circuit on binary output.Capacitive load on binary
output.
Check installation of the binary outputs.