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Service manual - Solutronic Energy GmbH

1. To connect up 2 inverters so that only one of them no 1 performs impedance measurements and the other no 2 simply responds requires that the following action be taken The inverters must be wired up and parameterised in such a way that they are fail safe in the event of a cable break inverter no 2 must switch off Parametrisation Inverter 1 P157 DA1 1 Digital output O when fault P156 FES 0 Inverter 2 P156 EES 1 External fault when digital input 1 0 P68 ENSPR 0 Impedance measurement deactivated Wiring Signal Digital output 1 of inverter 1 X4 pin 15 to digital input 1 of inverter 2 X5 pin 6 Ground reference Ground of inverter 1 X4 e g pin 3 to ground reference of digital input of inverter 2 X6 pin 8 14 2 6 Deactivate local command Set parameter 156 to O to deactivate local monitoring For parameter description see previous chapter SP25 55 Service Manual_A2 EN 201 4 04 22 O LU energy 38 54 IRONIC CEI 021 settings 14 3 Further possible specifications by local grid 14 3 1 The following requirements apply o Qhix if Vac below Uacsi Q Oif Vac lies between Uacse and Uncss Un if Vac higher than Uncsa Q U function 1 operating type linear For this purpose set parameter 247 to value 10 linear Q U function Set parameter 246 as follows 0 483 Py Device Parameter value 246 SOLPLUS 25 1207 W SOLPLUS 35 1690 W SOLPLUS 50 2221 W SOLPLUS
2. 9 4 2 Analogue outputs Each inverter is equipped with 2 analogue outputs 0 to 10 V maximum output current 4 mA Parameter 298 function analogue output 1 Menu Output control Unit Resolution Default setting Password level O sch Parameter 299 function analogue output 1 Menu Output control Unit Resolution Default setting Password level 20 Possible settings for analogue outputs 1 and 2 Value 0 Set output to 0 V Value 1 Set output to DC voltage UDC 400 V correspond to 4 00 V Value 2 Set output to DC current IDC 5 00 A correspond to 5 00 V Value 3 Set output to DC current IDC 12 00 A correspond to 6 00 V e Value 4 Set output to AC current IAC 5 00 A correspond to 5 00 V Value 5 Set output to AC current IAC 12 00 A correspond to 6 00 V ppp Value 6 Set output to AC current IAC 22 00 A correspond to 5 50 V Value 7 Set output to AC power fed to grid PAC 500 W correspond to 5 00 V Value 8 Set output to AC power fed to grid PAC 1 200 W correspond to 6 00 V Value 9 Set output to AC power fed to grid PAC 3 000 W correspond to 7 50 V Value 10 Set output to AC power fed to grid PAC 5 000 W correspond to 5 00 V Value 11 Set output to DC power PDC 500 W correspond to 5 00 V SP25 55_Service Manual_A2 EN_201 4 04 22 O LU energy 19 54 IRONIC Integra
3. DA1 1 Digital output O when fault P156 FES 0 Inverter 2 P156 FES 1 External fault when digital input 1 0 P68 ENSPR 0 Impedance measurement deactivated Wiring Signal Digital output 1 of inverter 1 X4 pin 15 to digital input 1 of inverter 2 X5 pin 6 Ground reference Ground of inverter 1 X4 e g pin 3 to ground reference of digital input of inverter 2 X6 pin 8 SP25 55_ Service Manual_A2 EN 201 4 04 22 O LU energy 46 54 IRONIC Fault and Alarm Messages 17 5 Configuring alert and alarm messages Parameter 279 Configuration warning Men Einheit Aufl sung Werkseinstellung Passwort Ebene Maintenance firmware version 1 2 40 or higher Each of the 9 alarms described above can be activated or deactivated separately Parameter 279 is bit programmed i e each of its bits activates or deactivates one of the 9 alarms 8 7 6 5 4 3 2 1 0 Bit External Frequent Grid Commu Yield Yield Temperat UDC too UAC not decimal warning faults frequency nication slaves sensor ure high OK 1 0 1 1 1 1 1 1 383 1 0 1 0 1 1 1 1 1 351 1 1 1 0 1 1 1 1 1 479 Example The installation comprises several inverters that are networked by means of their RS485 ports However since the PV generators of the installation have very different orientations i e point in different directions integrated yield monitoring is to be p
4. Grid voltage not starting although connection the connected The inverter Ready the generator network cable the Wes shows no grid voltage voltage is high AC plug and the grid lt approx 5 V i enough fusing The inverter is not starting although SE de ri Check the N orid e i e inverter indicates a eck the N gri Ready for operation the generator network voltage of cable voltage is high approx 120 V enough IACL too positive 1 Current in mains Too much interference IACL too negative 2 cable L too high on the mains cable IACN too positive 3 IACN too negative 4 UAC too low 8 Grid voltage too Grid voltage Enquire with your UAC too high 9 low high undershot overshot the utility company about values set in the stability and parameters 53 and 51 configuration of the grid No grid The inverter Grid failure UAC 12 K waits until grid voltage Ghack your grid 3 Ge Grid failure f connection and if Positive Negative 13 is available again and necessary fusin then switches back on y 9 The inverter turns off as soon as the grid Sudden changes can A sudden chance impedance rises occur when e g other Grid impedance Segen 9 suddenly It high load appliances 15 in grid impedance jump automatically restarts are switched on or of gt 1 0 O occurs as soon as grid voltage due to poor network and frequency are in quality order again A change in grid Grid frequency Ask your electricity Grid frequency too 17 freque
5. 021 settings Resolution 1 Default siehe Tabelle Password level 3 Setting of the UAC bases Parameter Menu lee unit resolution Se 335 Reactive power UAC Treshold 1 V 1 210 336 Reactive power UAC Treshold 2 V 1 220 337 Reactive power UAC Treshold 3 V 1 240 338 Reactive power UAC Treshold 4 V 1 250 14 CEI 021 settings 14 1 General requirements in voltage monitoring 14 1 1 Requirement 59 S1 Requirements The inverter has to switch off within 3 sec if the voltage is gt 253 V after 600 sec For this purpose set parameter 51 to 253 V then parameter 348 to 600 sec 1 10 Vn 253V The voltage is monitored using a sliding mean filter of 10 min 600 sec Parameter 51 UAC max Menu Safety Unit V Resolution 1 Default setting 253 V Password level 2 Upper voltage threshold for long term moving average monitoring whose filter time period set under parameter 348 slow rise in voltage timeout is used If the grid voltage exceeds 251 V the inverter switches off and outputs fault message 9 UAC too high SP25 55 Service Manual A2 EN 2014 04 22 SOLU energy IRONIC 34 54 CEI 021 settings Parameter 348 UAC Filter Length Menu Safety Unit sec Resolution 1 Default setting 600 sec Password level 2 Specifies the filter time period for slow voltage monitoring using a moving average filter 14 1 2 Requirement 59 S2 Requirements The inverter has to switch of
6. 55 2656 W linear transition between Qix and zero if Vac between Uacs and Uncse linear transition between zero and Qi if Vac between Uacss and Uacsa Values of support points parameter no 335 338 have to be set These support points have the following factory settings Parameter Resol Factory No Menu Parameter name Unit ution setting Password level 335 Reactive power UAC threshold 1 V 1 210 V 2 336 Reactive power UAC threshold 2 V 1 220 C 2 337 Reactive power UAC threshold 3 V 1 240 V 2 338 Reactive power UAC threshold 4 V 1 250 V 2 i Note Please ensure that parameters 335 338 are in the right order The value of parameter 336 has to be higher than 335 and subsequent parameters Parameter 247 Mode of Reactive Current Menu Reactive Power Unit Resolution 1 Default setting 0 switched off Password level 2 SP25 55 Service Manual A2 EN 2014 04 22 39 54 SOLU energy IRONIC CEI 021 settings Parameter 246 Menu Unit Resolution Default setting Password level 14 3 2 Reactive power target value Reactive power var y 0 var 2 Q U function 2 operating type hysteresis The following requirements apply e Qhix if Vac less than Uacsi hysteresis transition between Ou and zero if Vac exceeds Uacs2 hysteresis transition between zero and Qk if Vac falls below Uacs Q 0 if Vac lies between Uacso a
7. Actual Values Sensor Unit R solution 1 Default setting Password level 1 The connector pin assignments are as follows Pin 1 is on the left X5 pin 6 Digital input 1 X5 pin 7 Digital input 2 X5 pin 8 Ground reference for digital inputs 1 and 2 Important The digital inputs are isolated from all other terminals and connections of the inverter The maximum voltage difference between the digital inputs and protective earth conductor is 250 V The maximum voltage allowed to be applied to the inputs is 32 V SP25 55_Service Manual_A2 EN 201 4 04 22 O LU energy 20 54 IRONIC Output control 9 5 2 Digital outputs The two outputs supply 10 to 15 V when in state 1 and are short circuit proof The maximum current is approx 40 mA Parameter 157 digital output 1 Menu Output Control Unit Resolution 1 Default setting 0 Password level 1 The connector pin assignments are as follows X4 pin 15 Digital output 1 X4 pin 14 Ground reference for digital output 1 Parameter 158 digital output 2 Menu Output Control Unit Resolution 1 Default setting 0 Password level 1 The connector pin assignments are as follows X4 pin 16 Digital output 2 X4 pin 17 Ground reference for digital output 2 Possible settings for digital outputs 1 and 2 Value 0 Digital output 1 2 is always 0 Value 1 Digital output 1 or 2 i
8. COM and N C contacts open The relay function is deactivated in night mode Value 14 Relay 1 or 2 is energised as long as the inverter is suffering from a fault and is not operating In this case the COM and N O contacts are closed and the COM and N C contacts open The relay function is deactivated in night mode Value 15 Relay 1 or 2 is energised as long as the inverter is not suffering from a fault and is operating In this case the COM and N O contacts are closed and the COM and N C contacts open The relay function is deactivated in night mode Value 16 Relay 1 or 2 is constantly energised SP25 55_Service Manual_A2 EN 201 4 04 22 O LU energy 18 54 IRONIC Integration of internal functions 9 4 Analogue inputs and outputs 9 4 1 Analogue inputs Parameter 22 Analogue input 1 Menu Options Unit y Resolution 0 01 Default setting ai Password level 1 Parameter 23 Analogue input 2 Menu Options Unit y Resolution 0 01 Default setting e Password level 1 The two analogue inputs can be used to feed signals from external sensors or other similar devices into the inverter and to display them by means of parameters 22 and 23 The connector pin assignments are as follows X4 pin 7 Analogue input 1 0 to 10 V X4 pin 8 Analogue input 2 0 to 10 V X4 pin 19 or 20 Ground reference for analogue inputs The maximum input voltage is 30 V
9. Damaged module or laying and the modules error DC resistance less than cable entry of water for broken or bare 0 80 M patches AC residual 25 The AC residual current current has exceeded the value set in parameter 41 Fault capac 36 Capacitive load of the and cables form too Run the DC cables load DC PV generator to large a loop parallel to one another in ground too high separate cable ducts SP25 55_Service Manual A2 EN_2014 04 22 S O LU energy IRONIC 44 54 Fault and Alarm Messages 17 3 Monitoring the inverter Fault No Explanation Cause Remedial action Overcurrent in 10 Hardware overcurrent Please contact our hardware detection Service department Auxiliary power 11 Power supply of control Please contact our supply operation electronics has failed Service department Overtemperature 16 The inverter is too hot Poor dissipation Check whether the of the heat flow of air around the generated by heat sinks of the the inverter inverter is impeded blocked Internal AFI 24 The RCCBs built into Hardware Please contact our defective the inverter defect Service department Fault internal grid 26 Internal communication Hardware Please contact our monitoring 35 fault defect Service department 37 Auxiliary power 27 Too little insolation to Wait until the level of supply stdb enable the electronics insolation is high to function enough Fault EN
10. current access setting when it is read When reading parameter 269 Value 0 Access to safety relevant parameters not possible When reading parameter 269 Value 1 Access to safety relevant parameters is possible after entering the password for level 2 If you enter access code 2 for parameter 269 access to the inverter will in future be blocked and no changes will be able to be made without first entering access code 2 again Entering access code 2 only protects those parameters that belong to password level 2 This enables the parameterisation of e g the grid protection to be protected in such a way that utility companies can also be sure that a fitter is not able to make any subsequent changes To protect the parameter settings of the inverter proceed as follows Set the password level to 2 by entering the relevant password Now enter access code 2 for parameter 269 and make a note of this setting Then enter a different incorrect value any value for parameter 269 in order to activate the lock once you have finished your work Your inverter is now locked and protected To regain access to the inverter and its parameters enter your access code for parameter 269 carry out your work and when finished deliberately enter an incorrect value again for parameter 269 D Note It is not possible to read out the numbers entered as access code 2 You must therefore make a note of these numbers and keep them safe If however you do happen to f
11. d Parameter 246 Reactive power target value Menu Reactive power Unit var Resolution 1 Default 0 Password level 3 This parameter specifies the value of Qfix It must be stated positively Adjustment of Qfix using the formula 0 483 x Pnom SP25 55_ Service Manual_A2_EN_ 2014 04 22 S O LU energy 32 54 IRONIC Reactive Power Parameter 335 338 UAC Treshold 1 4 Menu Reactive power Unit V Resolution 1 Default siehe Tabelle Password level 3 Setting of the UAC bases Parameter Menu patella unit resolution Se 335 Reactive power UAC Treshold 1 V 1 210 336 Reactive power UAC Treshold 2 V 1 220 337 Reactive power UAC Treshold 3 V 1 240 338 Reactive power UAC Treshold 4 V 1 250 13 8 Reactive power setpoint as Q U curve with hysteretic transitions For that first set 247 to 11 The characteristic curve can be programmed with four UAC thresholds parameters 335 338 The reactive power is determined by the instantaneous grid voltage based on the characteristic Parameter 246 Reactive power target value Menu Reactive power Unit var Resolution 1 Default 0 Password level 3 This parameter specifies the value of Qfix It must be stated positively Adjustment of Qfix using the formula 0 483 x Pnom Parameter 335 338 UAC Treshold 1 4 Menu Reactive power Unit V SP25 55 Service Manual A3 EN 2014 04 22 S O LU energy 33 54 IRONIC CEI
12. mode 19 2 3 Self test sequence 1 The status of the inverter changes from Grid feed mode to Self test 2 The following deactivation thresholds are changed one after the other until the internal monitoring function responds a Minimum grid voltage b Maximum grid voltage c Minimum grid frequency d Maximum grid frequency 3 The deactivation thresholds detected for the instantaneous grid voltage are indicated on the display 4 By pressing the OK key the thresholds currently set are displayed a Voltage monitoring function b Frequency monitoring function c Duration of voltage monitoring function d Duration of frequency monitoring function 5 If you press the OK key again the self test is ended and the inverter switches back to grid feed mode SP25 55 Service Manual_A2 EN 201 4 04 22 O LU energy 53 54 IRONIC Attachment 19 2 4 Reading out the self test report using SOLPLUS Solutronic s SOLPLUS graphics application allows you to read out the self test report via the PC However the report can only be read out once the entire self test has been completed To read out the report file open the Administration tab in SOLPLUS and select the inverter for which you want the report Then click the Read Out File button to download file 34 ENEL Self test result from the inverter You can find more information about SOLPLUS in the SOLPLUS manual and on the download page of our website
13. on a particular today measured by the external S0 power meter This parameter can be used to display the day yield of a neighbouring installation or external installation in an installation equipped with Solutronic inverters e g for a large external display Parameter 225 S0 counter pulse today Menu Actual Values Yield monitor Unit Resolution 1 Default setting Password level 1 The number of SO pulses measured today is accurately recorded here 9 3 Relais Parameter 46 Relays 1 function Menu Output control Unit Resolution 1 Default setting 1 Password level 1 Relay 1 has one N O and one N C contact The relay can be used to forward messages to external units This relay can also be used to implement alarm warning and fault alarm functions Other functions will follow in the future and you may send us suggestions or requests for such functions The contact rating is 230V AC or 30V DC max 5 A The connector pin assignments are as follows Pin 1 is on the left X5 pin 1 Relay 1 two way contact COM X5 pin 2 Relay 1 N O contact X5 pin 3 Relay 1 N C contact SP25 55_Service Manual_A2_EN_2014 04 22 O LU energy 17 54 IRONIC Integration of internal functions Parameter 47 Relays 2 function Menu Output control Unit Resolution Default setting Password level O ch Relay 2 has just one N O contact The relay can be used to f
14. settings can be made via the display or Solutronic s communication software SOLPLUS 2 2 Scope This Service Manual applies to the Solutronic inverters SOLPLUS 25 55 2 3 Target group All service work on SOLPLUS inverters must be performed by a fully qualified electrician who has completed the technical training offered by Solutronic The fitter must have the necessary certification and authorisation of the responsible power utility 2 4 Explanation of the symbols and associated terms used 2 4 1 Explanation of the symbols used for safety instructions Please read and observe the following safety instructions in this manual The danger classes describe the risks of non observance of the safety instructions The safety instructions describe the following danger classes per ANSI MA Attention Attention denotes a warning that if not observed can result in property damage SP25 55 Service Manual_A2 EN 2014 04 22 S O LU energy 5 54 IRONIC Notes About The Service Manual MA Caution Caution denotes a warning that if not observed can result in personal injury MA Warning Warning denotes a warning that if not observed can result in death or serious injury MA Danger Danger denotes a warning that if not observed will result in death or serious injury 2 4 2 Explanation of the other symbols used Note symbol D Note U
15. to Solutronic after it has reached the end of its useful life SP25 55 Service Manual_A2 EN 2014 04 22 As IRONIC Abbreviations Abbreviations SOLPLUS DC AC PV Generator IGBT EMV RS485 RS232 Password Level 1 Password Level 2 Password Level 3 Read out and monitoring software for use with all Solutronic inverters Direct current direct voltage electrical value on the input side of the inverter Alternating current alternating voltage electrical value on the output side of the inverter Photovoltaic Generator interconnection of several solar modules to form a string or a number of parallel strings Insulated gate bipolar transistor Electromagnetic compatibility Interface protocol for several inverters Interface protocol for connecting an inverter to a PC client fitter country specific settings SP25 55 Service Manual_A2 EN 2014 04 22 aye 7 IRONIC Fundamental Safety Instructions 3 Fundamental Safety Instructions 3 1 Safety in general Please read the following safety information and instructions before you put the SOLCOMBOx into operation for the first time in order to avoid personal injuries and or property damage These instructions must be complied with at all times If you are not able to understand the language used in this documentation sufficiently please contact and inform the supplier of the situation Do not try to attempt to install or put the SOLCOMBOX into service until
16. under parameter 345 rapid drop in grid voltage timeout undershot the inverter switches off If the grid voltage drops below 184 V the inverter switches off within 200 msec and outputs fault message 30 UAC drop Parameter 107 Voltage elevation level Menu Safety Unit V Resolution 1 Default setting 264 V Password level 2 If this voltage threshold is exceeded and the time monitoring time timeout set under parameter 347 rapid rise in grid voltage timeout exceeded the inverter switches off If the grid voltage exceeds 264 V the inverter switches off within 200 msec and outputs fault message 29 UAC overshoot 12 3 Slow grid voltage monitoring Parameter 51 UAC max Menu Safety Unit V Resolution 1 Default setting 253 V Password level 2 Upper voltage threshold for long term moving average monitoring whose filter time period set under parameter 348 slow rise in voltage timeout is used If the grid voltage exceeds 251 V the inverter switches off and outputs fault message 9 UAC too high Parameter 53 UAC min Menu Safety Unit V Resolution 1 Default setting 200 V Password level 2 Lower voltage threshold that is monitored using either the timeout set under parameter 426 slow drop in grid voltage timeout or that set under parameter 348 slow rise in grid voltage timeout Moving running measurement of the grid voltage is performed over a period of 600 sec If the grid voltage drops below 190 V the inv
17. you have read through all the documentation supplied thoroughly Solutronic Energy shall accept no liability for damages resulting from non observance of the warnings given in this Service Manual If you sell on hire out or pass on this device to someone else in some other way make sure that you give the new user these safety instructions too Trouble free and safe operation of the SOLCOMBOX presumes proper professional and workmanlike transportation storage mounting and installation as well as careful operation and thorough maintenance AN Warning Improper use of these devices non observance of the warnings given in this manual and improper tampering with the safety functions can lead to property damage personal injury electric shock and in extreme cases death MA Danger High voltage due to incorrect connection Risk of fatal or bodily injury from electric shock 3 2 Intended use This device must be used only for the purpose described in this Service Manual The device is designed as an accessory for use in grid connected photovoltaic installations All safety regulations must be complied with All installation work must be carried out precisely as described in this manual No modification of any kind to or in this device or to its external wiring is permitted Any such modification could lead to serious safety problems and danger to life and limb SP25 55 Service Manual_A2 EN 2014 04 22 S O LU e
18. 4 Switching off of the condition Login with minimal exposure only SOLCOMBOX Grid Split Phase active safe redundant Grid voltage measurement P268 has not to be set to zero muss only SP50 11 2048 Switching off of the condition Login if the UDC of at least one slave is greater than UDCmin only SOLCOMBOX 12 4096 0 Login Energy day installation in EJL 1 SO Counter or Sensor Energie logging in EJL loggen in dependance of Bit13 only SOLCOMBOX 13 8192 0 Log SO Counter Energy in EJL if Bit12 1 only SOLCOMBOX 14 16384 0 Output Logging is disabled 1 Output Logging is active 15 32768 Testfunktion f r das GroBdisplay z hlt st ndig hoch Test function for a large screen display counts constantly high m Example of parameter 259 The following functions are to be don at the same time e Write error UDC too small in the error log e Restart the inverter 2 The binary values of the functions Write Fault error 7 and read the Reset at the top of the table column 3 and add 8 4 MA see also column 1 Example SP25 55_Service Manual_A2 EN_201 4 04 22 O LU energy 49 54 IRONIC Attachment 19 Attachment 19 1 Connector pin assignments SOLPLUS 25 55 1 RS232 X1 7 Ethernet X7 2 Slot for option cards 8 DC switch 3 External connector X4 9 DC connections 4 External con
19. DC voltage PAC 3416 W Enter password Press key combination and DC current A grid feed mode Confirm with OK power DC y Menu ON A y fox Actual value menu Basic menu H Main menu y AN pa y Actual value menu Basic menu Main menu energy today 0 0kWh a OUTPUT energy total 0 0kWh Device Configuration gt j gt amount euro today 0 0 EH a input amount euro total 0 0 _ Safety E J firmware version 1 29 4 eo lt 4 INVERTER SPP Address 2 Power Reduction gt J IP 192 168 0 99 E A ON lt 4 YIELD MONITOR 11 56 17 time Reactive Power gt 15 12 2011 data Ro UE O ERA d Communication gt C Datalogger gt installation data kk Maintenance E J annual energy logger hb E eege EE J Yield control E J Ak EE el SP25 55_Service Manual_A2_EN_2014 04 22 S O LU energy 13 54 I ONIC Password Protection 7 Password Protection 7 1 Password levels for customers and fitters The parameters of the inverters are protected by different password levels against changes 7 2 Customised protection of the inverter settings To protect the inverter and its parameter settings against unauthorised changes it is possible to assign an access code to the inverter Parameter 269 Access code 2 Menu Configuration Unit Resolution 1 Default setting 0 Password level 2 Parameter 269 is configured such that it indicates the
20. ENEL Self test for SOLPLUS 25 55 as of Firmware Version 2 59 53 SP25 55 Service Manual_A2_ EN 2014 04 22 S O LU energy 4 54 IRONIC Introduction 1 Introduction Dear Customer Thank you for buying a SOLCOMBOX designed and manufactured by Solutronic This manual describes how to use your SOLCOMBOX Please keep it somewhere where you have ready access to it whenever you need to Should you wish to make any suggestions for improvements to this manual please feel free to contact us at the address given at the end of the manual Please comply at all times with the safety precautions we refer to in this manual Note The password level of the safety relevant parameters has changed from FW 2 65 Please refer to the current parameter list which is available on the website SOLUTRONIC 2 Notes About The Service Manual 2 1 Aim of this manual This manual will help you to carry out servicing work on your inverter quickly and safely Please read this chapter thoroughly and carefully because it contains some important tips on how to use this manual This Service Manual explains all the parameters of and the settings that can be made by fitters for SOLPLUS inverters Those parameters that can be set by customers password level 1 parameters are described in detail in the User Manual A complete list of all parameters and their respective functions can be found on the CD supplied or can be downloaded from www solutronic de All
21. For that first set 247 to 2 SP25 55 Service Manual_A2 EN 201 4 04 22 O LU energy 29 54 IRONIC Reactive Power Normative specification the grid operator specifies a characteristic for how the power factor Cosinus Phi is to behave as a factor of the active power The default value is a characteristic in which the Cosinus Phi below 50 of nominal output is O and that changes linearly to 0 95 0 90 underexcited between 50 and 100 nominal output The value 0 95 applies when the nominal output of the PV installation as a whole is less than 13 8 kVA when the nominal output is above this this value is 0 90 Parameter 342 Delta cos phi Menu Reactive power Resolution 0 001 Default setting 0 Password level 3 The parameter specifies the value of cos phi which is set when the active power is less than the value of parameter 349 Der Parameter gibt die Abweichung von Cosinus Phi 1 vor Im Ubererregten Fall wird der Wert positiv eingestellt Dann nimmt der Wechselrichter kapazitive Blindleistung aus dem Netz auf Wird ein Cosinus Phi von z B 0 95c gefordert bitte den Wert 0 050 einstellen Im untererregten Fall wird der Wert negativ eingestellt Dann nimmt der Wechselrichter induktive Blindleistung aus dem Netz auf Wird ein Cosinus Phi von z B 0 95i gefordert bitte den Wert 0 050 einstellen Parameter 350 Delta cos phi max Menu Reactive power Resolution 0 001 Default setting 0 Passwort Ebene 3 The
22. Offset 1 90 From time TMAX Nach Ablauf von TEIN ab dem Einschalten 92 Temperature sensori 2 TEMPLIM TMAX Nach Ablauf von TEIN ab dem Einschalten 94 Temperature sensor2 2 TEMPLIM TMAX Nach Ablauf von TEIN ab dem Einschalten 96 Temperature sensori lt TEMPLIM TMAX Nach Ablauf von TEIN ab dem Einschalten 98 Temperature sensor2 lt TEMPLIM TMAX Nach Ablauf von TEIN ab dem Einschalten 100 Temperature sensori 2 TEMPLIM TMAX Temperature sensor1 lt TEMPLIM 5 102 Temperature sensor2 2 TEMPLIM TMAX Temperature sensor2 lt TEMPLIM 5 104 Temperature sensori lt TEMPLIM TMAX Temperature sensori gt TEMPLIM 5 106 Temperature sensor2 lt TEMPLIM TMAX Temperature sensor2 gt TEMPLIM 5 11 Active Power Reduction 11 1 Active power reduction in event of overfrequency If there is an excess supply of power in the grid the grid frequency increases In this case the inverter is required to reduce its active power infeed depending on the frequency Above a frequency of 50 20 Hz the instantaneous power output fed into the grid is reduced by 40 per Hertz If then the frequency continues to increase the power infeed falls linearly up to a level of 51 50 Hz as of which the inverter is switched off completely SP25 55_ Service Manual A2 EN_2014 04 22 24 54 SOLU energy IRONIC Active Power Reduction Following shutdown at 51 50 Hz the inverte
23. S MSD 28 Plausibility check on the Please contact our data CP measured values Service department Fault DC symmetry 32 Symmetry error of the Defective Please contact our electrolytic capacitor of capacitor Service department the intermediate DC link Offset error in 33 Offset current or voltage Please contact our standby 34 measurement in Service department Offset error standby during operation operation outside permissible range Fault relay defective 38 Grid isolating relay Hardware Please contact our defective defect Service department Fault RAM Check 40 RAM check on startup Switch the inverter off NOK is not okay and on again Fault MPP controller 41 Too low an output at too Hardware Please contact our high a DC voltage defect Service department Fault external 42 External fault A fault from an Test the external external source has been reported via the inputs of the inverter source for faults SP25 55 Service Manual_A2 EN 2014 04 22 SOLU energy 45 54 IRONIC Fault and Alarm Messages 17 4 External fault function Parameter 156 Function external fault Menu Safety Unit Accuracy 1 Werksseitige Einstellung 0 Passwort Ebene 1 This function enables an external fault event to be linked to the inverter This for example makes it possible to configure an installation comprising a number of inverters such that only one inverter carries out impedance measurements Impedance measu
24. SOUS eray IRONIC Solutronic Energy GmbH Kiferstrasse 18 D 73257 K ngen Fon 49 0 70 24 9 61 28 0 Fax 49 0 24 9 61 28 50 www solutronic de SOLPLUS 25 55 Service Manual SOLPLUS 25 55 Service Manual Firmware 2 66ff RS 2014 04 Version A2 Subject to change without prior notice Table of Contents SOLPLUS 25 55 Service Manual 1 1 INMOQUCTION iii tr deceit 5 2 Notes About The Service Manual 5 21 Alm Of this IEN 5 TE 5 23 Target QrOUp EE 5 2 4 Explanation of the symbols and associated terms use 5 Leen Le 8 3 Fundamental Safety Instructons eran 9 3 1 Safety In general ET 9 3 2 Hended E 9 4 Operating Principles EE 10 Ge ul el E 10 5 Operating BEE 12 6 Display Navigation SOLPLUS 25 Bb nn nn cnn n cnn nn 13 7T Password Protection irc id 14 7 1 Password levels for customers and fitters AA 14 7 2 Customised protection of the inverter settings ccccccceeeeeeeeceeeeeceeeeeaeeeeeeeseeeesaeeseaaeeeenees 14 8 Communication Using SOLPLUS cicatrices atacada 15 H Integration of internal FUNCTIONS oomoocconnnncccnnoncccnnnnccnnnnnnncnnnnnnn cnn nnnn cnn nnnnn nn rnnn cnn cnn rnnne cn E 15 SCH Sensors eannan aaia dergeint 15 g2 External energy Melel erogarri dad 16 93 Rada iii dad 17 9 4 Analogue inputs and Outputs ooocccccnnnccccnnnnocccnnnonccnnnnnccnnn non ccn naar cnn rre 19 9 5 Digital inputs ANd OUtputS 0 00 cece ee cece eee tena cono ee cnn nn E aa aa N Eaa 20 10 QUIP
25. ator from the inverter constant reactive power provision this can be set using the following parameters This request is required in the power range between 20 and 100 of rated power Parameter 246 Reactive power target value Menu Reactive power Unit var Resolution 1 Default setting 0 Password level 3 Parameter 72 Reactive power Menu Actual Values Output Unit W Resolution 1 This parameter indicates the current reactive power SP25 55_Service Manual_A2 EN 201 4 04 22 O LU energy 31 54 IRONIC Reactive Power 13 5 External dynamic reactive power setpoint on cos phi For that first set 247 to 6 Here the reactive power is given by a COS PHI of external This is done using Parameter 388 which is provided for a dynamic target cos phi The parameter is not saved in the device Parameter 388 Cosinus Phi extern Menu Reactive power Resolution 0 001 13 6 External dynamic reactive power setpoint For that first set 247 to 7 With Parameter 385 can be set an external reactive power Parameter 385 Reactive power external Menu Reactive power Resolution 0 001 13 7 Reactive power setpoint as Q U curve with linear transitions For that first set 247 to 10 The characteristic curve can be programmed with four UAC thresholds Parameters 335 338 The reactive power is determined by the instantaneous grid voltage based on the characteristic UACS3 UACS4 G 210V 210V 240 Vi
26. ce To the following set values an offset must be added to change the requirement 1 Power device power gt Offset 0 not possible with the SOLCOMBOX 2 Powe r power of installation gt Offset 30 3 The Switching state of the digital output is inverted gt Offset 1 30 Power 2 PLIMA TMAX power lt PLIMA 50 W 32 Power gt PLIMA TMAX power lt PLIMB 34 Power gt PLIMA TMAX After expiry of TEIN beginning with the switching on 36 Temperature sensori gt TEMPLIM and After expiry of TEIN beginning with the Power gt PLIMA TMAX switching off 38 Temperature sensor2 gt TEMPLIM and After expiry of TEIN beginning with the Power gt PLIMA TMAX switching off 40 Temperature sensori lt TEMPLIM and After expiry of TEIN beginning with the Power gt PLIMA TMAX switching off 42 Temperature sensor2 lt TEMPLIM and After expiry of TEIN beginning with the Power 2 PLIMA TMAX switching off 44 Temperature sensori gt TEMPLIM and Temperature sensori lt TEMPLIM 5 Power 2 PLIMA TMAX 46 Temperature sensor2 gt TEMPLIM and Temperature sensor2 lt TEMPLIM 5 Power 2 PLIMA TMAX 48 Temperature sensori lt TEMPLIM and Temperature sensori 2 TEMPLIM 5 Power gt PLIMA TMAX 50 Temperature sensor2 lt TEMPLIM and Temperature sensor2 gt TEMPLIM 5 Power gt PLIMA Leistungsunabh ngig Schaltzustan d des Digital Ausgangs invertiert gt
27. charge of this capacitor is enough to allow the clock to run for around a week in the event of total darkness SP25 55 Service Manual A2 EN 2014 04 22 S O LU energy 11 54 IRONIC Operating States 5 Operating States The operating states of the SOLPLUS 25 SOLPLUS 35 SOLPLUS 50 und SOLPLUS 55 inverters are indicated by means of a light emitting diode LED and on the display The LED has two colours and indicates the instantaneous operating state of the inverter For the operating state to be identified the DC side of the inverter must be connected to the PV modules and a minimum voltage of approx 280 V must be input into the inverter Display example SOLPLUS 25 55 Leuchtdiode What the operating states mean LED Explanation Display content Constantly lit Grid feed mode SOLPLUS 50 green PAC 2510 W Grid feed mode Menu gt Flashing green Initialisation or standby e g because the SOLPLUS 50 voltage of the solar generator is too low PAC 0W Initialisation Menu gt Flashing red green Fault has occurred SOLPLUS 50 PAC 0W ar Initialisation Restart in progress Menu Constantly lit red Fault in at least one phase of the inverter SOLPLUS 50 PAC 0 W Grid failure Menu gt D What to do in the case of a fault If the LED on the inverter lights up red or red green read up the fault description in the Installation Instructions manual or note down the warning alarm fault message
28. counter pulse Menu Actual Values Yield monitor Unit Resolution 1 Default setting 0 Password level 1 This parameter counts the actual number of pulses input and is used for internal calculation The value of this parameter is regularly saved to guard against loss in the event of a power failure Parameter 151 S0 counter energy Menu Actual Values Yield monitor Unit kWh Resolution 1 Default setting Password level 1 If an external energy meter is connected and parameter number 127 is set accordingly the energy measured by the external SO energy meter is displayed SP25 55 Service Manual_A2 EN 201 4 04 22 O LU energy 16 54 IRONIC Integration of internal functions Parameter 222 S0 counter power Menu Actual Values Yield monitor Unit W Resolution 1 Default setting Password level 1 This displays the power currently being measured by the external S0 energy meter Note that the power value displayed is always time delayed and rounded off because it has to be back calculated from the number of pulses This parameter can be used to display the power of a neighbouring installation or external installation in an installation equipped with Solutronic inverters e g for a large external display Parameter 224 S0 counter energy day Menu Actual Values Yield monitor Unit W Resolution 0 001 Default setting Password level 1 This displays the day yield i e the yield
29. der this parameter At a power level of 95 the inverter is disconnected from the grid at other values it s maximum output is limited accordingly In the case of large scale installations it is up to now possible to specify the power level by means of a receiver that is connected to the SOLCOMBOX with Power Reduction Card PRC option card The SOLCOMBOx then forwards this power reduction level to the inverters connected Parameter 131 Power Reduction Card Function Menu Power Reduction Resolution 1 Default setting 0 Password level 3 Set this parameter to 1 which means the definition of the inverter as master here 11 3 Adjustment of 70 of control EEG Parameter 242 Effective power max Menu Power Reduction Unit W Resolution 1 SP25 55 Service Manual_A2 EN 201 4 04 22 O LU energy 25 54 IRONIC Grid and Installation Protection Default setting 5500 W Password level 3 Adjustment of 70 of control according to the EEG For that please multiply the installed DCpeak performance with 0 7 The result is the setting for parameter 242 12 Grid and Installation Protection This part of VDE AR N 4105 is ensured by setting the following parameters 12 1 Frequency monitoring function Parameter 15 Mains frequency Menu Actual Values Output Unit Hz Resolution 0 01 Default setting Password level 1 Parameter 75 Frequency deviation of 50 Hz upwards Menu Safety Unit Hz Resolution 0 01 Defaul
30. e shift interval Safety P riode r seau 100 correspond a 200 msec 2 Installateur Maximum time the grid voltage is allowed to be higher than the threshold set under parameter 107 rapid rise in grid voltage Parameter 38 Menu Unit Resolution Default setting Password level 13 Reactive Power Phase shift F delta Development Hz 0 01 1 The apparent power and reactive power are displayed by means of the following parameters Parameter 71 Menu Unit Resolution Default setting Password level Parameter 72 Menu Unite Resolution Default setting Password level Apparent power Actual Values Output VA 0 1 Reactive power Actual Values Output W 0 1 SP25 55_ Service Manual A2 EN_2014 04 22 SOUL enersy 2854 IRONIC Reactive Power 13 1 Options for reactive power specification Parameter 247 Mode of Reactive Current Menu Reactive Power Resolution 1 Default setting O switched off Password level 3 Parameter 247 Reactive power specification mode offers 2 options for setting the reactive power specification There are different ways to set the reactive power setpoint Parameter Description Chapter No 0 function switched off 1 Cos Phi setpoint set via P342 Cos Phi Delta Fehler Verweisquelle konnte nicht gefunden werden 2 Cos Phi as a characteristic of the instantaneous 13 3 active pow
31. energised as long as the inverter is not displaying an alarm or a fault In this case the COM and N O contacts are closed and the COM and N C contacts open Value 7 Relay 1 or 2 is energised if the inverter temperature parameter 16 is higher than 50 C If the inverter temperature falls below 48 C the relay in question is deenergised Value 8 Relay 1 or 2 is energised if the inverter temperature parameter 16 is higher than 55 C If the inverter temperature falls below 53 C the relay in question is deenergised Value 9 Relay 1 or 2 is energised if the inverter temperature parameter 16 is higher than 60 C If the inverter temperature falls below 58 C the relay in question is deenergised Value 10 Relay 1 or 2 is energised if the inverter temperature parameter 16 is higher than 65 C If the inverter temperature falls below 63 C the relay in question is deenergised Value 11 Relay function is reserved for the de icing option Value 12 Relay 1 or 2 is energised as long as the inverter is suffering from the fault 3 phase VDEW fault and is not operating In this case the COM and N O contacts are closed and the COM and N C contacts open The relay function is deactivated in night mode Value 13 Relay 1 or 2 is energised as long as the inverter is not suffering from the fault 3 phase VDEW fault and is operating In this case the COM and N O contacts are closed and the
32. enu Unit Accuracy Default setting Password level Restart Slope slow Safety 50 2 SP25 55_ Service Manual A2 EN_2014 04 22 SOLLJ enersy 41 54 IRONIC System Balance 15 System Balance Parameter 310 Grid phase Menu Device Configuration Default setting 1 possible settings 1 2 3 Password level 4 Please enter the number of the grid phase to which the inverter is connected This parameter is important in installations comprising several inverters It is used to balance the phases 16 Resetting to Default Settings Parameter 66 Set standard value Menu Configuration Unitt Accuracy 1 Default Setting 0 Password level 1 Parameter 66 resets settings to their default setting i e the values set when the inverter was first delivered delivery status Possible settings Value 10 If you set parameter 66 to the value 10 all parameters covered by password level 1 are reset to their default settings delivery status To enable this function you have to set password level 1 Customer beforehand Value 20 If you set parameter 66 to the value 20 all parameters covered by password level 2 are reset to their default settings delivery status To enable this function you have to set password level 2 Fitter beforehand Value 70 If you set parameter 66 to the value 70 the data logger will be deleted To enable this function you have to set at least password le
33. er 156 Function external fault Menu Safety Unit Accuracy 1 Default Setting 0 Password Level 1 This function enables an external fault event to be linked to the inverter This for example makes it possible to configure an installation comprising a number of inverters such that only one inverter carries out impedance measurements Impedance measurement is then deactivated for all the other inverters ruling out interaction between them and the total level of grid pollution by the system impedance measuring pulses is minimal If an external fault is applied before the inverter is switched on the inverter remains in closing lock out status If the fault is applied when the inverter is operating the inverter switches off indicating External fault The following settings are possible Value 0 No function there is no external fault Value 1 External fault when digital input 1 0 Value 2 External fault when digital input 1 1 Value 3 External fault when digital input 2 0 Value 4 External fault when digital input 2 1 Value 5 Fault when auxiliary input 1 analogue input 1 0 lt 2 V Value 6 External fault when auxiliary input 1 analogue input 1 1 lt 4 5V Value 7 External fault when auxiliary input 2 analogue input 2 0 lt 2 V Value 8 External fault when auxiliary input 2 analogue input 2 1 gt 4 5V Example
34. er with cos phi 3 Specifying a constant reactive power via 13 4 parameter 246 reactive power setpoint 4 Not used 5 Not used 6 CosPhi setpoint via P388 externally 0 7 Reactive power setpoint via P385 externally 13 6 8 Not used 9 Not used 10 Reactive power setpoint on the instantaneous Fehler mains voltage as Q U function with linear Verweisquelle transitions konnte nicht gefunden werden 11 Reactive power setpoint on the instantaneous Fehler mains voltage as Q U function with hysteresis Verweisquelle transitions konnte nicht gefunden werden 13 2 Reactive power setpoint as cos phi setpoint For that first set 247 to 1 Then set Parameter 342 as follows Parameter 342 Delta cos phi Menu Reactive power Accuracy 0 001 Default setting 0 Password level 3 Normative specification The inverter must be able to feed in a Cosinus Phi between 1 and 0 90 overexcited and 1 and 0 90 underexcited The parameter specifies the variation from Cosinus Phi 1 In the overexcited state the value set is positive In this case the inverter accepts capacitive reactive power from the grid If a Cosinus Phi of e g 0 95c is demanded please set the parameter to 0 050 In the underexcited state the value set is negative In this case the inverter accepts inductive reactive power from the grid If a Cosinus Phi of e g 0 95i is demanded please set the parameter to 0 050 13 3 Blindleistungsvorgabe als Cosinus Phi Kennlinie
35. erformed but no alarm is to be given in the event of a variation in yield All other alarms however are to remain active This means that bits O 1 2 3 5 6 7 and 8 are to remain set but bit 4 must be deleted This results in a binary value for P279 of 111101111 which equates to a decimal value of 495 P279 must therefore be set to 495 Parameter 155 Menu Unit Accuracy Default Setting Password Level Status warning Maintenance Parameter 155 displays the alarm warning currently active You can find details in the table above Please note that only the first alarm given on the particular day is displayed If further alarms occur during the course of the day they are not recorded as subsequent or secondary alarms Parameter 45 Function signaller Options Menu Unit Accuracy Default Setting Password Level Possible settings O sch Wert 1 The signal generator generates an intermittent sound as long as the inverter has a disturbance or a warning value 2 The signal generator generates as continuos sound as long as the inverter has a disturance and a intermittent sound in case of a warning The signal tone can be switched off by pressing a button on the display keyboard If can also be switched off by assigning the value 3 under parameter 45 Parameter 45 can then be reset to its old value The signal tone also stops being emitted if the cause of the fault is no longer present a
36. erter switches off and outputs fault message 8 UAC too low Parameter 348 UAC Filter Length Menu Safety Unit sec Resolution 1 Default setting 600 sec Password level 2 Specifies the filter time period for slow voltage monitoring using a moving average filter 12 4 Active islanding detection The active islanding detection function is implemented by means of the phase shifting method This method is reliable causes little disturbance in the grid and involves the inverter attempting cyclically to change the grid frequency for a short period by injecting disturbances If the inverter succeeds in changing the grid frequency islanding has occurred and the inverter switches off within 5 seconds SP25 55_Service Manual_A2_EN_2014 04 22 S O LU energy 27 54 IRONIC Reactive Power Parameter 344 Menu Unit Resolution Default setting Password level Parameter 345 Menu Unit Resolution Default setting Password level Parameter 346 Menu Unit Accuracy Default setting Password level Phase shift amplitude Safety y 30 2 Phase shift duration Safety P riode r seau 10 correspond a 200 msec 2 Phaseshift F Max Safety Hz Grid period 50 Hz 2 This parameter is used to set the phase shift frequency variation This can be used to deactivate this function setting 0 or adjust it Parameter 347 Menu Unit Resolution Default setting Password level Phas
37. eseeeeeseaeeesaeeteneeteaes 31 13 5 External dynamic reactive power setpoint ON COS ph 32 13 6 External dynamic reactive power Setpoint eee eee eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeteeeeeeeeeeaeeeeeeaees 32 13 7 Reactive power setpoint as Q U curve with linear transitions cccceeeeteeeereeteeeees 32 13 8 Reactive power setpoint as Q U curve with hysteretic transitions sssssssensserrneee1e en 33 14 GEI 021 Setting E 34 14 1 General requirements in voltage Monitoring ceccceeeeeeeeeeeeeeeeee eae nn acc nonc cnn rana rana 34 14 2 Frequency Monitoring requirements cccccnnnnnccononnocccnnnnoncnnnn nn nn cnn nao rn cnn anna nr 36 14 3 Further possible specifications by local grid eee ceceeeeeeeeeeeeeneeeeeeaeeeeeeeaeeeeeeaeeeeeenaeeeenenaes 39 15 System Balante sirsiran A te nares dence 42 16 Resetting to Default Settings cceceeecceceneeeeeee cesses ceeeeeeaeeeeaaeseaeeecaeeeeaaeseeaeeseaeeesaeeeeaeesenees 42 17 Fault and Alarm Messages sessir inira tea 43 17 1 Monitoring the grid connectors asasan a ER 43 17 2 Monitoring of PV e EE 44 17 3 Monitorning tha VOTO sio E OE 45 17 4 External fault Uncia AEE N 46 17 5 Configuring alert and alarm messages ccceeceeceeeeeeeeeeeeeeeceeeesaaeeeeaeeseeeeeseaeeesaeeseneeteaes 47 SP25 55_Service Manual_A2 EN_2014 04 22 S O LU energy 3 54 18 ue CEET 48 19 ATLACN EE 50 19 1 Connector pin assignments nano cnn cnn rca 50 19 2 Activation of the
38. evel 2 A country specific setting can be selected with this setting 14 2 4 Local command active 81 lt S2 Requirements The inverter has to switch off within 0 1 sec if the frequency is lt 49 5 Hz For this purpose set parameter 249 to 3 country setting Italy and then parameter 76 to 50 50 00 0 50H2 Parameter 76 Frequency deviation of 50 Hz downwards Menu Safety Unit Hz Resolution 0 01 Default setting 2 50 Hz Password level 2 Lower threshold for the grid frequency monitoring function If this frequency is undershot for longer than the time defined in parameter 346 Frequency monitoring time the inverter switches off and outputs fault message 17 Grid frequency too low If a frequency of 50 Hz 0 50 Hz 49 50 Hz is undershot the inverter switches off within 200 msec and outputs fault message 17 Grid frequency too low Parameter 249 country code Menu Safety Unit Accuracy 1 Default Setting 0 Password Level 2 A country specific setting can be selected with this setting SP25 55_ Service Manual_A2_EN_ 2014 04 22 O LU energy 37 54 IRONIC CEI 021 settings 14 2 5 Activate local command An external signal has to be connected to the inverter in order to activate local monitoring For this purpose 2 analogue inputs and 2 digital inputs have to be selected Set parameter 156 as per the selected input You can select whether the inverter is switched off at level 1 or level 0 Paramet
39. f within 0 2 sec if the voltage is gt 264 V Set parameter 107 to 264 V 1 15 Vn 264V Parameter 107 Voltage elevation level Menu Safety Unit V Resolution 1 Default setting 264 V Password level 2 If this voltage threshold is exceeded and the time monitoring time timeout set under parameter 347 rapid rise in grid voltage timeout exceeded the inverter switches off If the grid voltage exceeds 264 V the inverter switches off and outputs fault message 29 UAC overshoot 14 1 3 Requirement 27 S1 Requirements The inverter has to switch off within 0 4 sec if the voltage is lt 195 V 0 85 Vn 195V Set parameter 106 to 195 V Parameter 106 Voltage elevation level Menu Safety Unit V Resolution 1 Default setting 184 V Password level 2 If this voltage level has fallen below this then the inverter is switched off within 200 msec with the error message 30 UAC drop 14 1 4 Requirement 27 S2 Requirements The inverter has to switch off within 0 2 sec if the voltage is lt 96 V 0 4 Vn 96 V Set parameter 106 to 96 V Parameter 106 Voltage elevation level Menu Safety Unit V Resolution 1 Default setting 184 V Password level 2 If this voltage level has fallen below this then the inverter is switched off within 200 msec with the error message 30 UAC drop SP25 55_Service Manual_A2 EN 201 4 04 22 O LU energy 35 54 IRONIC CEI 021 settings 14 2Frequency monitor
40. h case for both relays and both digital outputs 10 2 Parameter actual value Parameter Description Menu Setting Default Maximum value value 364 TENDE1 Output Time for switching 0 2438 min control relay 1 inactive 23 59h 999 min 365 TENDE1 Output Time for switching 0 2438 min control relay 2 inactive 23 59h 999 min 366 SchalterZustand Output Current state of 0 OxFFFF control relay 1 2 and DigiOut1 2 378 TENDES Output Time for switching 0 2438 min control DigiOut1 inactive 23 59h 999 min 379 TENDE4 Output Time for switching 0 2438 min control DigiOut1 inactive 23 59h 999 min 10 2 1 Definition switch state Bitwise definition of switch condition 15 14113 ifm ots 7t yeoets5 4 at2 tito DigiOut2 DigiOut1 Relais1 once active time condition TMAX time controlled inaktive 0 The definition of the switch state with bit 0 bit 1 bit 2 bit 3 is possible in each case for both Ges do both digital outputs SP25 55 Service Manual_A2 EN 201 4 04 22 O LU energy 23 54 IRONIC Active Power Reduction 10 3 Possible Settings for Digital outputs 1 and 2 Meaning DigiOut 1 2 state HIGH DigiOut 1 2 state LOW Setting requirement requirement 0 Digital Ausgange LOW 1 DigiOut HIGH if there are no defects DigiOut LOW if a fault has occured 2 DigiOut HIGH if a fault has occured DigiOut LOW if there are no defects Depending on performan
41. h off grid inverters of the master slave network 17 2Monitoring of PV generator Fault No Explanation Cause Remedy leie Check the dimensioning IDC too EE of your PV generator 5 exceeded Inverter great l Reduce the number of switches off strings in parallel automatically Py generators Check the dimensioning Maximum allowed supplying too much UDC too of your PV generator 6 DC voltage voltage The inverter great Reduce the number of exceeded switches off when the tinas im series voltage gt 800 V 9 Unit switches off when voltage falls below 330 V Inverter restarts UDC too 7 Generator voltage too Value is dependent on automatically when small low grid voltage Solar voltage returns to above generator is supplying approx 390 V too little voltage for the inverter to operate Ground fault 19 The inverter detects The modules cables or Check the solar cables an increase in current connectors may be and their routing and flow to ground damaged check the modules for Extreme variation in brittle cracked bright or brightness pinched spots areas In case of isolation l Inverter has observed problem movement of Check the solar cable Residual a sudden increase in solar generator or 21 and modules for bare current DC residual current of extreme changes in niches over 30mA brightness the inverter p switches off Solar generator has Check the solar cable its Insulation 22 too low a insulating
42. hat the condition for switching on off becomes active We suggest to make settings using SOLPLUS In this software a user controlled setting is provided depending on customer that accesses the parameters described here SP25 55_ Service Manual_A2_EN_ 2014 04 22 O LU energy 21 54 IRONIC Output control 10 1 Setting parameter Parameter Description Menu Setting Default Maximum value value 354 PLIMA1 Output Power level for ow 999999 W control switching relay 1 active 355 PLIMB1 Output Power level for ow 999999 W control switching relay 1 off 356 PLIMA2 Output Power level for ow 999999 W control switching relay 2 active 357 PLIMB2 Output Power level for ow 999999 W control switching relay 2 inactive 358 TEIN1 Output Switch on time for 0 min 999 min control relay 1 in minutes 359 TEIN2 Output Switch on time for 0 min 999 min control relay 2 in minutes 360 TMAX1 Output Latest switching on 0 1439 min control time for relay 1 in nicht aktiv 23 59 minutes 361 TMAX2 Output Latest switching on 0 1439 min control time for relay 2 in nicht aktiv 23 59 minutes 362 TEMPLIM1 Output Temperature 0 200 C control threshold Relay 1 363 TEMPLIM2 Output Temperature 0 200 C control threshold Relay 2 367 SchalterSteuerung Output Control of relay 1 2 0 OxFFFF control DigiOut1 2 368 PLIMA3 Output Power threshold for ow 999999 W control switching DigiOut1 ac
43. in assignments RS485 3 pin Phoenix terminal strip Pin Function Remark 1 RS485 A Conductor A 2 RS485 B Conductor B 3 GND Shield 19 1 6 Connector X7 pin assignments Ethernet 8 pin RJ45 connector Pin Function Remark 1 TD 2 TD 3 RD 6 RD Shield SP25 55_Service Manual A2 EN_2014 04 22 ES O LU energy 52 54 IRONIC Attachment 19 2 Activation of the ENEL Self test for SOLPLUS 25 55 as of Firmware Version 2 59 19 2 1 Requirements The self test function and associated reports for ENEL are available as of firmware version 2 59 A DC voltage of at least 400 V as well as the AC voltage must be available for the self test function to start 19 2 2 Activating the self test The self test is activated via the settings menu Using the rights of password level 2 select the ENEL Test option in the settings menu and confirm the OK prompt If you decide you do not want to carry out the self test you can terminate it by pressing the key Another option is also available that enables you to start the self test from the SOLPLUS application on the PC You do this by opening the Safety menu and setting the Self test Parameter P253 to 1 You will find Parameter 253 in the Menu Safety Parameter 253 Self test ENEL Menu Safety Unit Accuracy 1 Default setting 0 Password level 2 D Note The self test only starts once the inverter has entered grid feed
44. indicated on the display and contact your fitter It is best if you read out all the data supplied by the SOLPLUS inverter the last fault displayed fault memory data logger and list of all parameters SP25 55_ Service Manual_A2_EN_ 2014 04 22 O LU energy 12 54 IRONIC Display Navigation SOLPLUS 25 55 6 Display Navigation SOLPLUS 25 55 Base window by pressing a button the display turns on and the main screen appears The basic menu is accessed by pressing the down arrow key on the display In the basic menu the yield values can be read By pressing the arrow key left you return to the base window The main menu is accessed by pressing the arrow key to the right Before entering the main menu the password is requested The sequence A gt V Ak VPA up right down up right down confirmed with OK enters the main menu Inside the main menu you could modify in several submenus the desired parameters By pr The actual value pushing the arrow essing the left key you return to the base window menu could be accessed by pressing the arrow key left It is separated into four menu groups Inside you could access several parameters By key left again you reach the following menus At the end you get back to the base window more information on the display menu can be found on the CD and the download section at www solutronic de Basic configuration Actual value menu Password request INPUT SOLPLUS 35 e
45. ing requirements 14 2 1 Local command not active 81 gt S2 Requirements The inverter has to switch off within 1 sec if the frequency is gt 51 Hz For this purpose set parameter 249 to 3 country setting Italy and then parameter 75 to 100 50 00 1 00HZ Parameter 75 Frequency deviation of 50 Hz upwards Menu Safety Unit Hz Resolution 0 01 Default setting 1 50 Hz Password level 2 Upper threshold for the grid frequency monitoring function If this frequency is undershot for longer than the time defined in parameter 346 Frequency monitoring time the inverter switches off and outputs fault message 18 Grid frequency too high If a frequency of 50 Hz 1 00 Hz 51 00 Hz is exceeded the inverter switches off within 200 msec and outputs fault message 18 Grid frequency too high Parameter 249 country code Menu Safety Unit Accuracy 1 Default Setting 0 Password Level 2 A country specific setting can be selected with this setting 14 2 2 Local command not active 81 lt S2 Requirements The inverter has to switch off within 4 sec if the frequency is lt 48 Hz For this purpose set parameter 249 to 3 country setting Italy and then parameter 76 to 200 50 00 2 00HZ Parameter 76 Frequency deviation of 50 Hz downwards Menu Safety Unit Hz Resolution 0 01 Default setting 2 50 Hz Password level 2 Lower threshold for the grid frequency monitoring function If this frequency is undershot f
46. it possible to monitor how your PV installation is functioning and its yield If you are interested in using SOLPLUS to monitor your inverter please load the program and the installation and user manuals of SOLPLUS from the CD supplied or download them from www solutronic de 9 Integration of internal functions 9 1 Sensors A large number of different sensors can be connected to the inverter The following sensor types are currently supported Manufacturer Type Model Remark Mencke A Tegtmeyer Si 01TC Insolation sensor with internal lithium battery Usage conditional due to limited service life of the battery Mencke amp Tegtmeyer Si 01TCext Insolation sensor Mencke A Tegtmeyer Si 01TC T Insolation sensor with temperature sensor see description of parameter 209 Tritec Spektron 300 Insolation sensor This list is constantly being added to Please contact us if you would like information on a type model of sensor that is not in the list above If you interested in connecting sensors please load the corresponding instructions on connecting sensors from the CD supplied or download them from www solutronic de You will also find additional information there SP25 55_Service Manual_A2 EN_201 4 04 22 O LU energy 15 54 IRONIC Integration of internal functions 9 2 External energy meter To enable additional monitoring of yield it is also possible to connect an external energy meter e
47. lectricity meter with SO output prerequisite directly to the inverter This external energy meter may be the actual export meter used by the utility company to record the amount of electricity fed into the grid Due to the fact that the internal energy meter of the inverter is deliberately inaccurate the option of connecting an external energy meter enables the exact value the PV installation actually yields to be recorded and displayed The external energy meter output pulses via the SO output which the inverter detects and records Connecting the external energy meter to connector X4 of the inverter The connector pin assignments are as follows X4 pin 13 Positive connection of the SO output of the energy meter Maximum voltage 5 V maximum current 16 mA X4 pin 23 Ground negative connection of the SO output of the energy meter The following parameters are used for configuring and displays Parameter 127 SO meter pulse per kWh Menu Options Unit Resolution 1 Default setting 2000 Password level 1 This parameter specifies how many pulses the external energy meter supplies per kWh This value can be found on the external meter itself and it must be entered here under this parameter to ensure correct calculation N B In some cases the amount of energy per pulse is also given on the meters Examples 0 5 Wh pulse equates to 2000 pulses kWh 2 Wh pulse equates to 500 pulses kWh Parameter 128 S0
48. ncy of 0 2 Hz undershot overshot the company about grid low too high 18 up or down has values set in parameter stability and occurred 75 operation Deene has Make connections as oe Grid L and 23 recognised a false Change over Land N pene d the connection to grid connections chapter Gri Connection No grid The inverter Error ENS UAC 29 EI waits until grid voltage Gleis your grid SE Grid failure connection and if Increasing Declining 30 is available again and necessary fusing then switches back on Ask your electricity DC section has Error ENS DC 34 network current The maximum allowed company about Current greater than 1 A DC current is exceeded network stability and operation SP25 55_Service Manual A2 EN_2014 04 22 S O LU energy 43 54 IRONIC Fault and Alarm Messages The inverter turns on for as short period and then Check that L N and PE are correctly PE not connected or L and N the wrong way UAC measurement or Exchange UAC L 39 N after a few seconds round connected off again 3 phase fault 43 The 3 phase A phase has failed and Enquire with your all inverters in the master slave network in monitoring function has detected failure utility company about the stability and of a phase and installations gt 30 kW configuration of the deactivated the switc
49. nd Uacsa hysteresis transition between zero and Oe if Vac exceeds Uncsa Hysteresis transition between Ou and zero if Vac falls below Uacss3 Un if Vac higher than Unacsa For this purpose set parameter 247 to value 11 hysteresis Q U function Set parameter 246 as follows 0 483 Py Device Parameter value 246 SOLPLUS 25 1207 W SOLPLUS 35 1690 W SOLPLUS 50 2221 W SOLPLUS 55 2656 W Values of support points parameter no 335 338 have to be set These support points have the following factory settings Parameter Menu Parametername Unit Resol Factory Password No ution setting level 335 Reactive power UAC threshold 1 V 1 210 V 2 336 Reactive power UAC threshold 2 V 1 220 C 2 337 Reactive power UAC threshold 3 V 1 240 V 2 338 Reactive power UAC threshold 4 V 1 250 V 2 i Note Please ensure that parameters 335 338 are in the right order The value of parameter 336 has to be higher than 335 and subsequent parameters SP25 55_Service Manual_A2 EN 2014 04 22 40 54 SOLU energy IRONIC CEI 021 settings Parameter 247 Menu Unit Resolution Default setting Password level Parameter 246 Mode of Reactive Current Reactive Power y O switched off 2 Reactive power target value Menu Reactive power Unit var Resolution 1 Default setting 0 var Password level 2 14 3 3 Performance reduction if f
50. nd the inverter begins a fresh activation check or in the case of an alarm when the alarm condition is no longer met The desired alarms must be configured under parameter 279 for an alarm signal tone SP25 55 Service Manual A2 EN 2014 04 22 SOL energy IRONIC 47 54 More Parameters 18 More Parameters Parameter 259 Menu Unit Resolution Default setting Password level General configuration Device configuration sch O sch General Configuration of the inverter Column 1 Column2 Column3 Column 4 Example Bit value description 0 1 Note External energy meter Income and benefits of the external energy meter SO are among the plants summation values of the following Parameters P197 CO2 saving total P198 energy total of installation P199 power of installation P221 energy of installation today not implemented in SP120 1 2 LCD on permanently 1 LCD stays on continuously 0 Without key stroke LCD turned off after 20 minutes 2 4 _CD LED on permanently 1 Backlight of the LCD remains lit continuously 0 Without press the button backlight turns off after 2 minutes 8 3 8 Write Fault error 7 1 A fault with error code 7 UDC too small is also included in the fault logger 0 No registration of error code 7 in the error logger This error occurs due to insufficient PV generator power in the morni
51. nd very quickly in the event of a fault e g disconnection from the grid Full bridge IGBT Core of the inverter s power electronics LCD display An LCD display with 4 lines each with 20 characters can be used to read out all important data The control buttons can be used to navigate through the menus and adjust values Ambient sensor connections These connections enable various sensors such as temperature and insolation sensors to be connected Such sensors permit enhanced control of the PV installation SP25 55 Service Manual A7 EN 2014 04 22 S O LU energy 10 54 IRONIC Operating Principle Option card slot This slot enables additional means of communication e g modem data radio second RS485 port to be connected to the inverter in a very easy way Ethernet port This is a network connection to enable data to be read out with the aid of a web browser connection possibility to the Internet RS485 and RS232 ports Ports installed as standard for communication between one or more inverters in the data network or to the PC or acontroller The inverter is equipped with two RS232 ports and one RS485 port Data logger Important yield data are stored in a non volatile memory with a capacity of 32 Kbytes Real time clock The real time clock enables the yield data to be correlated with a precise time and date The inverter is deenergised at night time and the real time clock is buffered by a capacitor during this time The
52. nector X4 10 Additional PE connection 5 External terminal strip X5 11 AC mains connection 6 Auxiliary power supply X6 19 1 1 Connector pin assignments external options 25 pin SubD socket X4 on inverter Pin Function Remark 1 Analogue Out 1 0 10 V max 5 mA 2 Analogue Out 2 0 10 V max 5 mA 14 Analogue Common Ground 3 Digital Out Common Ground 15 Digital Out 1 Approx 12 V max 20 mA 16 Digital Out 2 Approx 12 V max 20 mA 4 Temperature PV Temperature sensor of PV generator type PT1000 17 Temperature PV Common Ground 5 Temperature Amb Ambient temperature sensor type PT1000 18 Temperature Amb Common Ground SP25 55 Service Manual_A2 EN _ 2014 04 22 S O LU energy 50 54 IRONIC Attachment 6 Insolation Insolation sensor 0 10 V 19 Insolation Common Ground 7 Reserve 1 Analogue input 1 0 10 V tog digital input 8 Reserve 2 Analogue input 2 0 10 V tog digital input 20 Reserve Common Ground 9 P15V limit Approx 12V current limiting approx 20 mA 21 N15V limit Approx 12V current limiting approx 20 mA 10 LM35 Temperature sensor type LM35 22 Do not connect Please do not use connection 11 P5V limit 5 V power supply for insolation sensor 23 GND Ground 12 TXD2 Second serial COM2 por
53. nergy 9 54 IRONIC Operating Principle 4 Operating Principle SOLPLUS inverters are transformerless inverters used to feed current generated by solar cells into the public power supply system or grid The efficiency of this inverter is particularly high thanks to the use of state of the art semiconductors high quality components and systematic optimisation of all its circuit components The electrical energy generated by the solar generator is fed into the public power supply system with an ideal phase angle by an inverter that is synchronised with the system Block diagram DC Input AC output Residual Etre EMV filter current protection Mikroprozessor Steuerung II Status o O O O LED Red green Connection for Connection Analogue amp Ethernet RS485 RS232 ambient sensor to option digital LCD 4x20 character 5 keys card inputs output 4 1 Components EMC filters The integral EMC filters are rated such that they ensure the EMC limit values for the power supply system and for the PV generator are complied with Smoothing choke Serves to smooth the currents switched by the IGBTs Microprocessor controller In addition to performing the entire system management functions the microprocessor controller also takes on MPP control control of the safety functions and data communication A second microprocessor monitors the key measured values redundantly so that the installation can be switched off safely a
54. ng and in the evening more often Thus the error log will be filled more quickly 4 4 16 Reset 1 The inverter will restart 5 32 90 Impulse in SEJL The external power meter takes the daily income on the SO pulse input The daily income is saved instead of the sensor income in the annual sensor energy logger This feature allows you to save income from a foreign installation in the insatllation with SOLUTRONIC inverters See also Parameter 127 128 151 222 224 and 225 with SP120 not implemented 6 64 Take GD data If a GD is connected to a slave in MSDV you can select with bit 6 in this slave if the earnings of the slaves bit 6 0 or the earnings of the installation bit 6 1 are shown by the GD Should the installation earnings be shown this must be transferred from the master to the slave of the MSDV For that Parameter 281of the master must be set to the serial number of the slave The following parameters are then transmitted from master to slave Parameter 199 power of installation Parameter 198 energy total of installation Parameter 221 energy of installation today 7 128 Fan is permanently on not implemented at SP 120 8 256 VDEW Bit aus jedem Protokoll auswerten nur bei Solplus 50 Evaluate VDEW bit from each protocol only Solplus 50 SP25 55 Service Manual_A2 EN 201 4 04 22 S LU energy 48 54 IRONIC More Parameters 512 Data logger always on even if UDC is not in the correct range 10 102
55. or longer than the time defined in parameter 346 Frequency monitoring time the inverter switches off and outputs fault message 17 Grid frequency too low If a frequency of 50 Hz 2 0 Hz 48 00 Hz is undershot the inverter switches off within 200 msec and outputs fault message 17 Grid frequency too low Parameter 249 country code Menu Safety Unit Accuracy 1 Default Setting 0 Password Level 2 A country specific setting can be selected with this setting SP25 55 Service Manual_A2 EN 201 4 04 22 O LU energy 36 54 IRONIC CEI 021 settings 14 2 3 Local command active 81 lt S2 Requirements The inverter has to switch off within 0 1 sec if the frequency is gt 50 5 Hz For this purpose set parameter 249 to 3 country setting Italy and then parameter 75 to 50 50 00 0 50Hz Parameter 75 Frequency deviation of 50 Hz upwards Menu Safety Unit Hz Resolution 0 01 Default setting 1 50 Password level 2 Upper threshold for the grid frequency monitoring function If this frequency is exceeded for longer than the time defined in parameter 346 Frequency monitoring time the inverter switches off and outputs fault message 18 Grid frequency too high If a frequency of 50 Hz 0 50 Hz 50 50 Hz is exceeded the inverter switches off within 200 msec and outputs fault message 18 Grid frequency too high Parameter 249 country code Menu Safety Unit Accuracy 1 Default Setting 0 Password L
56. orget or lose these numbers the inverter can only be re enabled again by the manufacturer In this case Solutronic will provide you with a special code that will enable you to reset the access code SP25 55_ Service Manual_A2_EN_ 2014 04 22 S O LU energy 14 54 IRONIC Communication Using SOLPLUS 8 Communication Using SOLPLUS SOLPLUS is a Windows program for evaluating inverter data and incorporates the following basic functions e Configuration of the inverter e Connection to the inverter via RS232 Ethernet and modem e Easy configuration of an installation you can store different configurations i e different installations For example you can monitor an installation with 2 inverters on your roof via RS232 or RS485 You can then load a new configuration to call up and monitor an installation that consists of 10 inverters via modem e Inthe same way as with the display you can use SOLPLUS to configure your inverter how you want to You can also use the PC to enter a password and then change settings that are not relevant to safety e Modification and implementation of the various files that the inverter supplies list of all parameters fault memory annual energy logger etc SOLPLUS reads out the data logger and transfers the data to the PC The values to be read out and displayed must be selected individually by the user All parameters can be read out Simple operator control and a Help function make
57. orward messages to external units This relay can also be used to implement alarm warning and fault alarm functions Other functions will follow in the future and you may send us suggestions or requests for such functions The contact rating is 230V AC or 30V DC max 5 A Contacts illustrated deenergised Possible settings for parameters 46 and 47 Value 0 Relay 1 or 2 always deenergised The COM and N O contacts are always open The COM and N C contacts are always closed Value 1 Relay 1 or 2 is energised as long as the inverter is suffering from a fault and is not operating In this case the COM and N O contacts are closed and the COM and N C contacts open Value 2 Relay 1 or 2 is energised as long as the inverter is not suffering from a fault and is operating In this case the COM and N O contacts are closed and the COM and N C contacts open Value 3 Relay 1 or 2 is energised as long as the inverter displays an alarm In this case the COM and N O contacts are closed and the COM and N C contacts open Value 4 Relay 1 or 2 is energised as long as the inverter is not displaying an alarm In this case the COM and N O contacts are closed and the COM and N C contacts open Value 5 Relay 1 or 2 is energised as long as the inverter displays an alarm or a fault In this case the COM and N O contacts are closed and the COM and N C contacts open Value 6 Relay 1 or 2 is
58. parameter specifies up to what power factor Cosinus Phi this changes with a high active power Parameter 349 CosPhi Start Power Menu Reactive power Unit W Resolution 1W Default setting 2500 W Password level 3 This parameter specifies up to what active power the power factor Cosinus Phi corresponds to the value set under parameter 342 Parameter 351 CosPhi Final Power Menu Reactive power Unit W Resolution 1W Default setting 5700 W Password level 3 This parameter specifies as of what active power the power factor Cosinus Phi corresponds to the value set under parameter 350 SP25 55_Service Manual_A2 EN_2014 04 22 O LU energy 30 54 IRONIC Reactive Power overexcited I TT e g 2500 W e g 3500 W P349 P351 Remarks auswechseln If the active power is lower than the value set under parameter 349 the Cosinus Phi characteristic is a constant with the value set under parameter 342 If the active power is higher than the value set under parameter 349 and lower than that set under parameter 351 the Cosinus Phi characteristic is a straight line between the values set under parameters 342 and 350 If the active power is higher than the value set under parameter 351 the Cosinus Phi characteristic is a constant with the value set under parameter 350 13 4 Specifying a constant reactive power setpoint For that first set 247 to 3 Then set parameter 246 as follows Asks the oper
59. r may only switch back on again once the grid frequency has fallen below 50 05 Hz Parameter 341 Frequency deviation power red Menu Power Reduction Unite Hz Resolution 0 01 Default setting 20 Password level 2 If a frequency of 50 Hz 0 20 Hz 50 20 Hz is exceeded the inverter reduces its active power linearly at a level of 40 per Hertz from the power being fed into the grid at that particular moment DeltaP 0 40 PM 50 20 Fgig Valid between 50 20 and 51 50 Hz Pi Pinstantaneous is the power that was being generated at the moment 50 20 Hz was exceeded Parameter 331 Powerchanging per Hertz Menu Power Reduction Unit K Resolution 1 Default setting 40 Password level 2 P Pinstantaneous iS the power that was being generated at the moment 50 20 Hz was exceeded This parameter defines the change in power output compared with D expressed as a percentage after parameter 341 has been exceeded 11 2 Reduction in active power by means of setpoint assignment The power utility company grid operator can specify a reduction in the infeed of active power The setpoint signal must be able to be reduced from 100 to 10 Parameter 84 Power reduction Menu Power Reduction Unit K Resolution 1 Default setting 0 Password level 2 This parameter is used to set the power reduction level via the interface The parameter cannot be saved The utility company is able to set values of up to 100 un
60. rement is then deactivated for all the other inverters ruling out interaction between them and the total level of grid pollution by the system impedance measuring pulses is minimal If an external fault is applied before the inverter is switched on the inverter remains in closing lock out status If the fault is applied when the inverter is operating the inverter switches off indicating External fault The following settings are possible Value 0 No function there is no external fault Value 1 External fault when digital input 1 0 Value 2 External fault when digital input 1 1 Value 3 External fault when digital input 2 0 Value 4 External fault when digital input 2 1 Value 5 Fault when auxiliary input 1 analogue input 1 0 lt 2 V Value 6 External fault when auxiliary input 1 analogue input 1 1 gt 4 5V Value 7 External fault when auxiliary input 2 analogue input 2 0 lt 2 V Value 8 External fault when auxiliary input 2 analogue input 2 1 gt 4 5V Example To connect up 2 inverters so that only one of them no 1 performs impedance measurements and the other no 2 simply responds requires that the following action be taken The inverters must be wired up and parameterised in such a way that they are fail safe in the event of a cable break inverter no 2 must switch off Parameterisation Inverter 1 P157
61. requency is over 50 3 Hz The following requirements apply Linear reduction of performance based on the current performance if the net frequency is more than 50 30 For 51 50 Hz the performance is 0 For this purpose set parameter 341 to 30 50 30 Hz and parameter 331 to 83 in of Pyon per Hz Parameter 341 Menu Unite Resolution Default setting Password level Frequency deviation power red Power Reduction Hz 0 01 20 2 If a frequency of 50 Hz 0 30 Hz 50 30 Hz is exceeded the inverter reduces its active power linearly at a level of 83 per Hertz from the power being fed into the grid at that particular moment DeltaP 0 40 PM Fnetz 50 30 Valid between 50 30 und 51 50 Hz P Pinstantaneous iS the power that was being generated at the moment 50 30 Hz was exceeded Parameter 331 Menu Unit Resolution Default setting Password level Powerchanging per Hertz Power Reduction K y 40 2 Pu Pmomentan is the performance which was generated by exceeding 50 30 Hz The parameter states the performance change in of Py after parameter 341 has been exceeded 14 3 4 Slow restart after grid error Condition for the slow restart is that one of the following conditions was met e Vac was less than 0 85 Vn 195 V e Vac was more than 1 15 Vn 265 V e Fong was below 49 9 Hz e Frig was above 50 1 Hz For this purpose set parameter 339 to 20 in Pn per minute Parameter 339 M
62. s 0 as long as the inverter is suffering from a fault and is deactivated If the cause of the fault is no longer present and the inverter begins a new activation check the digital output is 1 again Value 2 Digital output 1 or 2 is 1 as long as the inverter is suffering from a fault and is deactivated If the cause of the fault is no longer present and the inverter begins a new activation check the digital output is 0 again 10 Output control The Output control option is implemented via the relay and digital outputs see also Chapter 19 Functions of relays and analog and digital inputs and outputs It is controlled by the following parameters For additional configuration the factors temperature and system performance are consulted e The temperature control can be realized with one or two temperature sensors see also Chapter Fehler Verweisquelle konnte nicht gefunden werden Fehler Verweisquelle konnte nicht gefunden werden e The power control can be realized with one or two temperature sensors see also Chapter Fehler Verweisquelle konnte nicht gefunden werden Fehler Verweisquelle konnte nicht gefunden werden e The power control can be done by the SOLCOMBOX only using the plant performance The control on the device performance is only possible when using the power consumption control in an inverter e The comparative performance or temperature must be above or below the threshold for 120 seconds so t
63. seful information and tips to help you operate the SOLPLUS device to best effect SP25 55 Service Manual A7 EN 2014 04 22 S O LU energy 6 54 IRONIC Notes About The Service Manual Nameplate You can identify the model of your device by looking at the nameplate The nameplate which carries the precise type designation of the device is located on the left hand side of the housing Example SOLPLUS 35 L www solutronic de info solutronic de DC Eingang AC Ausgang OC input AC outoul Max Eingangsspannung f Nennspannung Frequenz Max input voltage Nominal voltage Pequency asov AC 230 V 150 Hz Betriebsspannungsbereich Nerm Ausgangststung Operating otaga Nomina ovtpul power 345 700 V 2500 w Max Eingangsstom Max input current Max Ausgangsstrom Max output current Solostt tigo Frotschaltung Automatic disconnection device Schutzdassa Proaedon Cass Nelzgexoopelte Solarwechselricht Made in Germany S N 0938 0001 SP 35 IP 21 MC4 MAC 0021EC050001 Observe the operating instructions Attention and danger Attention Hot surfaces Attention The inverter may still carry voltage even after it has been disconnected from the PV installation and grid Please be sure to wait until the capacitors have fully discharged discharge period Waste Electrical and Electronic Equipment WEEE Solar inverters must not be disposed of with household waste Please return the device
64. t for options 24 13 GO Input pulse for SO energy meter 25 RXD2 Second serial COM2 port for options 19 1 2 Connector X5 pin assignments external terminal strip 8 pin Phoenix terminal strip Pin Function Remark 1 Relay 1 N O contact Contact rating 250 V AC 30 VDC 5A 2 Relay 1 Common Contact rating 250 V AC 30 VDC 5A 3 Relay 1 N C contact Contact rating 250 V AC 30 VDC 5A 4 Relay 2 N O contact Contact rating 250 VAC 30 VDC 5A 5 Relay 2 Common Contact rating 250 V AC 30 VDC 5A 6 Digital In 1 Voltage free 7 Digital In 2 Voltage free 8 Digital In Common Voltage free 19 1 3 Connector X6 pin assignments auxiliary power supply for night mode 2 pin power supply connector in acc w DIN 45323 Pin Function Remark SE ER Pilot series Outer contact 8 to 32 V SP25 55 Service Manual A2 EN 2014 04 22 S O LU energy 51 54 IRONIC Attachment Series Inner contact 8 to 32 V Keyed non interchangeable 2 Ground GND Pilot series inner contact Series outer contact 19 1 4 9 pin SubD socket Connector X1 pin assignment RS232 service port Pin Function Remark 1 P5V R P5V over 1 kOhm 2 TxD1 Standard RS232 COM1 port 3 RxD1 Standard RS232 COM1 port 4 5 GND Ground 6 S z 7 2 8 9 Boot Connect with pin 1 for booting 19 1 5 Connector X2 p
65. t setting 1 50 Password level 2 Upper threshold for the grid frequency monitoring function If this frequency is exceeded for longer than the time defined in parameter 346 Frequency monitoring time the inverter switches off and outputs fault message 18 Grid frequency too high If a frequency of 50 Hz 1 50 Hz 51 50 Hz is exceeded the inverter switches off within 200 msec and outputs fault message 18 Grid frequency too high Parameter 76 Frequency deviation of 50 Hz downwards Menu Safety Unit Hz Resolution 0 01 Default setting 2 50 Hz Password level 2 Lower threshold for the grid frequency monitoring function If this frequency is undershot for longer than the time defined in parameter 346 Frequency monitoring time the inverter switches off and outputs fault message 17 Grid frequency too low If a frequency of 50 Hz 2 50 Hz 47 50 Hz is undershot the inverter switches off within 200 msec and outputs fault message 17 Grid frequency too low 12 2 Rapid grid voltage monitoring Parameter 1 Mains voltage Menu Actual Values Output Unit V Resolution 1 Default setting Password level 1 Parameter 106 Voltage reduction level Menu Safety Unit V Resolution 1 Default setting 184 V SP25 55_Service Manual_A2 EN 201 4 04 22 O LU energy 26 54 IRONIC Grid and Installation Protection Password level 2 If this voltage threshold is undershot and the time monitoring time timeout set
66. tion of internal functions Value 12 Set output to DC power PDC 1 200 W correspond to 6 00 V Value 13 Set output to DC power PDC 3 000 W correspond to 7 50 V Value 14 Set output to DC power PDC 5 000 W correspond to 5 00 V Value 15 Set output to temperature of inverter 50 C correspond to 5 00 V Value 16 Set output to temperature of modules 50 C correspond to 5 00 V but only above 0 C Value 17 Set output to external temperature 50 C correspond to 5 00 V but only above 0 C Value 18 Set output to insolation 800 W m correspond to 8 00 V Value 19 Set output to insolation 1 200 W m correspond to 6 00 V Value 20 Set output to PAC of installation 8 000 W correspond to 8 00 V Value 21 Set output to PAC of installation 55 000 W correspond to 5 50 V These values may overflow when the upper limit is reached The connector pin assignments are as follows X4 pin 1 Analogue output 1 0 to 10 V X4 pin 2 Analogue output 2 0 to 10 V X4 pin 14 Ground reference for analogue inputs 9 5 Digital inputs and outputs 9 5 1 Digital Inputs The inverter is equipped with 2 voltage free isolated digital inputs Their level can be displayed by means of parameters 35 and 36 Parameter 35 Digital input 1 Menu Actual Values Sensor Unit R solution 1 Default setting Password level 1 Parameter 36 Digital input 2 Menu
67. tive 369 PLIMB3 Output Power threshold for ow 999999 W control switching DigiOut1 inactive 370 PLIMA4 Output Power threshold for ow 999999 W control switching DigiOut2 active 371 PLIMB4 Output Power threshold for ow 999999 W control switching DigiOut2 inactive 372 TEINS Output Switching on time for 0 min 999 min control DigiOut1 in minutes 373 TEIN4 Output Switching on time for 0 min 999 min control DigiOut2 in minutes 374 TMAX3 Output Latest Switching on 0 1439 min control time for DigiOut1 in nicht aktiv 23 59 minutes 375 TMAX4 Output Latest switching on 0 1439 min control time in minutes nicht aktiv 23 59 376 TEMPLIM3 Output Temperature 0 200 C control threshold DigiOut1 377 TEMPLIM4 Output Temperature 0 200 C control threshold DigiOut2 380 PANA1 Output Power scaling control Analogue output 1 381 PANA2 Output Power scaling control Analogue output 2 SP25 55_ Service Manual A2 EN_2014 04 22 SOLU energy 22 54 IRONIC Output control 10 1 1 Definition switch control Bitwise definition of switch control 15 14 as e a tO le le 7 ls EC 8 2 DigiOut2 DigiOut1 Switch relay 1 only Relay 1 always off Relay 1 always active Condition for relay 1 active if relay 2 is configuration remains configuration remains one time 1 or several inactive maintained maintained times 0 on the day of active The definition of switch controller with bit 0 bit 1 bit 2 bit 3 is possible in eac
68. ut CONTI OM costaria a eebe Zeie iren 21 10 1 Setting PAM ici ada 22 10 2 Parameter actual value serrurerie eeann nee eaae aE SEEE AEA E EEAS AEN 23 10 3 Possible Settings for Digital outputs 1 and 3 24 11 Active Power ReductON ooririca ista 24 Active power reduction in event of OVerfreQUuency oonocccccnnoccccnnnoccccnnnoncccno nan c cana nrrncnnnnnnnc 24 Reduction in active power by means of setpoint asslgnment eee eeeeeeeeteteeeeeeeeeeees 25 Adjustment of 70 of control EEG ooooooconncccnncccnonccononanonancnono conan cn nn nn nano cnn c cra rn naar cnn nc 25 12 Grid and Installation Protection ooonocccnccnnnncnonnccnnnccnno nano nornnnncccnnrc cnn rn 26 12 1 Frequency monitoring Tunchon nono asa an NARAR 26 12 2 Rapid grid voltage MONitOring secesii a nnn cnn rara 26 12 3 Slow grid voltage Monitoring cceeececeeeeeeeeeceeeeeceeeeeceaeeeeaeeseeeeeseaeeesaaeeseaeeeseaeeesnaeeseaeeseaes 27 12 4 Active islanding detectiON ooonmncccnnnnnccnnnnnncccnnnnncccnnnn nacen 27 13 eet ENEE erger EES 28 13 1 Options for reactive power specification eeeeeeeeeceeeeeeeeeeeceeeeeceaeeesaaeseeaeeseeeeesaeeseneeeeaes 29 13 2 Reactive power setpoint as COS phi seipoimt eee eeeeeeeeeeeeeeeeeeeeeeeeeeeeeteeeeeeteeeeeeereeeaes 29 13 3 Blindleistungsvorgabe als Cosinus Phi Kennlinie ocoocnccinicccincccnnccnnonananccnconccnnnrnnnnrncnnnncn 29 13 4 Specifying a constant reactive power SCtPOINt 2 cece ceeeeeeeeeeeeeeeeeeeeeeee
69. vel 1 Customer beforehand Value 73 If you set parameter 66 to the value 73 the total yield meter parameter 108 or 12 will be deleted To enable this function you have to set at least password level 2 Fitter beforehand Value 74 If you set parameter 66 to the value 74 the sensor total yield meter parameter 217 or 219 will be deleted To enable this function you have to set at least password level 2 Fitter beforehand Parameter number 296 Energy total corrected value Menu Yield Control Unit kWh Accuracy 1 Default setting 0 kWh Password level 1 This changes the measured yield stored in the unit to this setpoint This allows you to enter the present yield of the installation in a replacement unit or adjust a replacement unit in line with a meter offset SP25 55_ Service Manual_A2_EN_ 2014 04 22 O LU energy 42 54 IRONIC Fault and Alarm Messages 17 Fault and Alarm Messages Your SOLPLUS inverter works fully automatically and without maintenance However operational problems may arise usually briefly as a result of internal or external causes The corresponding fault reports will then be shown on the display The faults which arise are saved The inverter saves the last 100 faults in the fault memory together with the date and time 17 1 Monitoring the grid connection Fault No Explanation Cause Remedy The inverter is not Check the grid
70. www solutronic de The report contains the following information e Inverter model and serial number e Test time and date e Threshold set e Test threshold e Test time e Test result Here is an example of part of such a file File 34 ENEL Self test result P 97 Date 29 06 2011 P 98 Time 15 57 40 P 149 Firmware release 2 59 P 148 Serial number 54321 Model SOLPLUS 50 FW Version 2 Test time 29 06 2011 15 54 21 Minimum voltage check Threshold value Umin 184V Test time 5 400sec UACMin 244V TEST PASSED If the test does not run through to completion or fails the message TEST FAILED is output Solutronic Energy GmbH Kuferstrasse 18 73257 K ngen Germany Tel 49 0 7024 96128 0 Fax 49 0 7024 96128 50 info solutronic de www solutronic de SP25 55_ Service Manual_A2 EN 201 4 04 22 U energy 54 54 ONIC O JP

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