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.