Siemens SINVERT 350 manual Causes Contact in the signaling circuit is open

Page 37

 

 

 

Alarm and fault messages

 

 

 

 

4.2 Alarm and fault messages

 

Table 4-19 Fault 91

 

 

 

 

 

 

 

 

(Alarm) Fuse has tripped

 

 

 

 

Condition

No power supply available for signaling circuit

 

 

Causes

A contact in the signaling circuit is open

 

 

 

o A fuse has tripped

 

 

 

o Fuse is not inserted, or not correctly inserted

 

 

 

o Other contacts (AC cabinet, medium voltage)

 

 

 

are open

 

 

 

No power supply for the signal

 

 

 

Wire break

 

 

 

Temporary Profibus failure

 

 

Measures

Replace the fuse (always replace plus and minus at the

 

 

 

same time)

 

 

 

Repair the power supply

 

 

 

Repair the cabling

 

Table 4-20 Fault 92

 

 

 

 

 

 

 

(Alarm) Overvoltage protection has responded

 

 

 

 

Condition

No power supply available for the signaling circuit of the

 

 

 

surge arrester monitor

 

 

Causes

Open signal contact on a surge arrester

 

 

 

o Surge arrester has tripped

 

 

 

o Plug-in module is not inserted, or not correctly

 

 

 

inserted

 

 

 

o No AC auxiliary power supply connected to the

 

 

 

surge arrester in the AC distribution board

 

 

 

(DEHN valve) (if installed)

 

 

 

Fault in signal power supply

 

 

 

Wire break

 

 

 

Temporary Profibus failure

 

 

Measures

Replace the surge arresters (always replace plus and

 

 

 

minus or all three phases at the same time)

 

 

 

Repair the power supply

 

 

 

Repair the cabling

Table 4-21 Fault 93

(Alarm) Fast Stop button has been pressed

 

Condition

No voltage connected to the Fast Stop contact on the

 

 

S7

 

Causes

Fast Stop button has been pressed

 

 

Fault in power supply for Fast OFF

 

 

Wire break in the Fast OFF circuit

 

 

Fire alarm system has been activated (if installed)

 

Measures

Unlock the Fast Stop button.

 

 

Repair the power supply

 

 

Repair the cabling

37

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Contents Sinvert Photovoltaic Qualified personnel Safety instructionsProper handling TrademarksContents Figures TablesAbout this documentation IntroductionScope of validity Target group Chapter ContentsDocument structure HistoryApplication DescriptionFive safety rules in Germany Instructions and safety informationHardware operation Commissioning the inverterSwitching off and disconnecting the power supply Switching on Operator panel Operating the inverterPin Signal Switching the inverter on and off Operating modeLocal/Remote selector switch Displaying currently active alarms and faults Fault resetAdjusting the voltage Grid LED indicator barAutomatic mode / Test mode Maximum Power Point LED MPPFault display Standby operation LED Standby1 WEB’log Communication with the inverterWinCC PPsolarRed System components are malfunctioning Control Panel PPsolar Oscilloscope function PPsolar Device Information SINVERT-SettingsActual values Actual Value SummaryPV Generator Weather conditionsMains Interface Data Storage PPsolar Energy10 Analysis window PPsolar Fault handling Alarm and fault messagesFault types Fault display / messagesMeaning Category Alarm and fault messagesMain cause LED Differences in potential in the PV field Faults Causes/diagnostics/remedial measuresCauses DiagnosticsMeasures Condition Fault in measured-value sensingCauses Cooling system is not working properly Heat generation is exceeding toleranceCauses 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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