Siemens SINVERT 350 manual Alarm and fault messages, Meaning Category, Main cause

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Alarm and fault messages

4.2 Alarm and fault messages

4.2Alarm and fault messages

The table below provides an overview of alarm and fault messages supplied on the inverter.

Table 4-1 Alarm and fault messages

No.

Meaning

Category

 

 

 

0

Manual Off

Fault

 

 

 

1

Inverter power unit is signaling

Alarm

overtemperature, stage 1

 

 

4

Inverter overload; i2-t protection

Alarm

(alarm), stage 1

 

 

6

Overload

Alarm

 

 

 

12

Inverter is in commissioning mode

Alarm

 

 

 

14

Fans have exceeded useful life,

Alarm

replacement required

 

 

33

Inverter power unit is signaling

Fault

overtemperature, stage 2

 

 

36

Fast Stop (1) activated, AC contactor

Fault

defective (no checkback signal from

 

contactor)

 

37

Several start attempts in quick

Fault

succession

 

 

39

Overvoltage in the DC link (VDCgg)

Fault

 

 

 

40

Fast Stop (2), Fast Stop via customer

Fault

terminal block

 

 

43

VCE protection activated

Fault

 

 

 

47

Inverter overload; i2-t protection

Fault

(fault), stage 2

 

 

48

Regeneration to the DC link or

Fault

defective AC contactor

 

 

49

Undervoltage in the DC link

Alarm

 

 

 

62

No checkback signal "Inverter ON"

Fault

 

 

 

63

Direct current too high or signal cable

Fault

is defective

 

 

64

Vdc too high or ￿Vdc/dt too high

Fault

 

 

 

65

No checkback "AC contactor closed"

Fault

or no checkback "DC contactor

 

closed"

 

66

General inverter fault

Fault

 

 

 

91

Fuse tripped

Fault

 

 

 

Main cause

Ambient temperature too high, fan defect,

interruption in auxiliary supply to fans

Parameter setting error

Parameter setting error

Parameter setting error

Replace fans

Ambient temperature too high, fan defect,

interruption in auxiliary supply to fans

Fast Stop button pressed or AC contactor

defective

DC link voltage too low, current too high, inverter

in test mode, no Vdc setpoint

PV field is incorrectly connected

Fast Stop button pressed

Defective component in the power unit

Parameter setting error

Parameter setting error, AC contactor defective

PV field is disconnected from the inverter

Signal cable is not connected correctly

Parameter setting error, fault at S7 analog input,

signal cable defective

PV field is incorrectly connected

Contactor defective, signal cable defective

Defective component in the power unit

Overvoltage or short circuit has occurred,

hardware may be defective

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Contents Sinvert Photovoltaic Trademarks Safety instructionsQualified personnel Proper handlingContents Figures TablesIntroduction About this documentationScope of validity History Chapter ContentsTarget group Document structureApplication DescriptionCommissioning the inverter Instructions and safety informationFive safety rules in Germany Hardware operationSwitching off and disconnecting the power supply Switching on Operator panel Operating the inverterPin Signal Operating mode Switching the inverter on and offLocal/Remote selector switch Grid LED indicator bar Fault resetDisplaying currently active alarms and faults Adjusting the voltageStandby operation LED Standby Maximum Power Point LED MPPAutomatic mode / Test mode Fault displayPPsolar Communication with the inverter1 WEB’log WinCCRed System components are malfunctioning Control Panel PPsolar Oscilloscope function PPsolar Device Information SINVERT-SettingsActual values Actual Value SummaryWeather conditions PV GeneratorMains Interface Data Storage PPsolar Energy10 Analysis window PPsolar Fault display / messages Alarm and fault messagesFault handling Fault typesAlarm and fault messages Meaning CategoryMain cause LED Differences in potential in the PV field Faults Causes/diagnostics/remedial measuresDiagnostics CausesMeasures Heat generation is exceeding tolerance Fault in measured-value sensingCondition Causes Cooling system is not working properlyCauses Inlet air temperature too high No checkback signal from the AC contactor Causes No power supply for Fast OFFCauses No line voltage for Fast OFF Causes Measured DC voltage is too high13 Fault Alarm Vce monitor has responded 16 Fault Alarm Direct current too high Causes Contact in the signaling circuit is open Remedial Possible24 Fault Alarm Grid voltage outside tolerance Alarm without fault Contact addresses SupportGermany
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