Siemens SINVERT 350 manual Fault Alarm Direct current too high

Page 36

Alarm and fault messages

4.2 Alarm and fault messages

Table 4-16 Fault 63

(Alarm) Direct current too high

 

Condition

The CU / S7 has detected a direct current in excess of

 

 

the set permissible limit

 

 

 

 

Causes

Parameter setting error (S7 software)

 

 

Parameter setting error (CU software)

 

 

Open circuit (detected by the S7 and indicated by this

 

 

fault code)

 

 

Isolation amplifier is incorrectly set

 

Measures

Adjust the parameter settings

 

 

Repair the cabling

 

 

Set the isolation amplifier correctly

Table 4-17 Fault 64

 

 

 

(Alarm) Vdc or dVdc/dt too high

 

 

Condition

The CU has detected a DC voltage or an abrupt change

 

 

in the DC voltage in excess of the permissible maximum

 

 

value

 

Causes

Parameter setting error

 

 

Connected DC voltage is too high

 

Measures

Adjust the parameter settings

 

 

Replace the power pack

 

 

Check the connection and/or the cabling of the PV field

 

 

Install a braking resistor

Table 4-18 Fault 65

 

 

 

(Alarm) No checkback signal from the AC or DC contactor

 

 

Condition

Signal is missing at the relevant S7 inputs

 

 

 

 

Causes

S7 relay output module defective

 

 

Incorrect setting in the S7

 

 

DC contactor is defective

 

 

AC contactor is defective

 

 

Fault in power supply

 

 

Wire break

 

Measures

Replace the S7 relay output module

 

 

Adjust the parameter setting

 

 

Replace the defective contactor

 

 

Repair the power supply

 

 

Repair the cabling

36

Image 36
Contents Sinvert Photovoltaic Safety instructions Qualified personnelProper handling TrademarksContents Tables FiguresIntroduction About this documentationScope of validity Chapter Contents Target groupDocument structure HistoryDescription ApplicationInstructions and safety information Five safety rules in GermanyHardware operation Commissioning the inverterSwitching off and disconnecting the power supply Switching on Operating the inverter Operator panelPin Signal Operating mode Switching the inverter on and offLocal/Remote selector switch Fault reset Displaying currently active alarms and faultsAdjusting the voltage Grid LED indicator barMaximum Power Point LED MPP Automatic mode / Test modeFault display Standby operation LED StandbyCommunication with the inverter 1 WEB’logWinCC PPsolarRed System components are malfunctioning Control Panel PPsolar Oscilloscope function PPsolar SINVERT-Settings Device InformationActual Value Summary Actual valuesWeather conditions PV GeneratorMains Interface Energy Data Storage PPsolar10 Analysis window PPsolar Alarm and fault messages Fault handlingFault types Fault display / messagesAlarm and fault messages Meaning CategoryMain cause LED Faults Causes/diagnostics/remedial measures Differences in potential in the PV fieldDiagnostics CausesMeasures Fault in measured-value sensing ConditionCauses Cooling system is not working properly Heat generation is exceeding toleranceCauses Inlet air temperature too high Causes No power supply for Fast OFF No checkback signal from the AC contactorCauses Measured DC voltage is too high Causes No line voltage for Fast OFF13 Fault Alarm Vce monitor has responded 16 Fault Alarm Direct current too high Causes Contact in the signaling circuit is open Possible Remedial24 Fault Alarm Grid voltage outside tolerance Alarm without fault Support Contact addressesGermany
Related manuals
Manual 42 pages 49.56 Kb

350, SINVERT 350 specifications

The Siemens SINVERT 350 series is a high-performance, lightweight inverter system designed to optimize energy conversion in solar power applications. With a power rating of up to 350 kW, this inverter model is tailored for large-scale photovoltaic installations and commercial applications. Its key features and technological innovations make it a valuable addition to any renewable energy project.

One of the main features of the SINVERT 350 is its advanced grid management capability. The inverter is equipped with sophisticated monitoring systems that ensure compliance with various grid connection standards, enhancing stability and reliability for the operator. This ensures seamless integration with existing power grids while optimizing energy yield. Additionally, it supports various grid support functionalities, helping maintain grid stability during high-demand periods.

Another notable characteristic is its modular design. The SINVERT 350 allows for easy integration with other units, scaling effectively to meet the power needs of larger installations. This modularity not only enhances flexibility but also simplifies maintenance and reduces operational costs over time. Each unit can be easily accessed, which minimizes downtime during servicing.

The SINVERT 350 also features advanced cooling technology. With its robust thermal management system, the inverter operates efficiently even under high temperatures, ensuring longevity and reliability. The design minimizes losses due to heat, effectively enhancing the overall energy conversion efficiency.

In terms of safety, the SINVERT 350 is built with integrated protection mechanisms, including over-voltage and short-circuit protections. These safety features safeguard both the inverter and the connected photovoltaic modules, ensuring a secure operating environment.

Another highlight is the inverter’s compatibility with the Siemens Smart Grid solutions. This integration means users can access comprehensive monitoring and analytics tools, enabling real-time performance tracking and optimization of energy output. With built-in web-based connectivity, operators can manage the system remotely, gaining insights and facilitating proactive maintenance.

In conclusion, the Siemens SINVERT 350 series combines robust performance, innovative technologies, and reliable safety features to create a compelling choice for large-scale solar energy projects. Its advanced design ensures operational efficiency and adaptability, thereby enhancing the overall viability of solar energy as a sustainable power source.