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Installation and Operating Manual

1. e In the GSM area enter the data APN user name and password of the SIM card in the corresponding fields and confirm by selecting Write new settings e Switch the inverter off for at least 5 minutes see chapter 9 4 Switching the inverter off decommissioning gt e Slide the SIM card into the card holder on the underside of the modem e Carefully attach GSM modem to circuit board The uppermost plug pin must be inserted into the uppermost hole in the multipoint connector Fig 32 Installing the modem e Insert the plug of the radio antenna into the GSM modem e Install the radio antenna where it will have the best possible reception Note The reception quality will be displayed on the web server info page after starting up see section Checking sensors and modem in chapter 9 2 e Switch the inverter on again and wait at least 2 minutes e In the Internet browser enter the serial number inverter name or IP address in the address line to go to the inverter s web server e Check whether the modem has been detected analogue modem or whether adequate reception quality at least two bars is displayed GSM modem Modem status Analogue modem identified Modem status GSM signal strength HT T T Fig 33 Modem status e Check the current modem status on the Info page Info page 1 analogue input 0 00 V 2 analogue input 0 00 V 3 analogue input 0 00 V 4 analogue input 0 00 V Modem s
2. 0 0 eee eee 30 O Opening the housing nes marpa eee 14 Operating statuses eee eee 37 Index P Password sura Gear saksa 18 34 47 Proper USE ieee ah Oa Skt sant Mette dokke 5 ProXxy Sener vategu pakk eed ayia a Biennale 47 R Reactive power control anana aaa aaan 10 Ripple control receiver o o ooooooooooo oo 32 AJO Lakner Hare husets 22 RJAS SOCket ia ene eo weal 22 Router external iaa wd 33 RS485r a snek con tak bit 27 31 S A ee rd fh ad 26 31 Safety instructions vrrrrrr vnr 7 SaVINGHINTS Wall ie tsa eas wast ake te Ae OR 31 Scope of delivery 0 0 2 0 c eee eee 8 Seang Cap ibe een ke id Cea 15 DEMSOMS siland Se ANN 26 SEUNGS vg rad seanse HE NE 37 Solar portal seatanna aaa eee 24 47 49 Spring loaded terminal strips 15 o o geek VE EE AGNE Ba rie ft ke 8 SWIICMOUPUk osa KER Peke 26 31 T Technicalkdata ma ha Fr caw pad Bed 50 Telephone cable 2 2 0 2 0 0 vara navn 22 Type Plates Sundet sist ata aar ee ade s 52 U USERNAME na svakest add salt aktet k d 18 47 V Visualisation software sssaaa aaaea 47 48 Ww Wall MOI E pra 14 Waranty Ia er 52 Web Vi E 47 01 2013 10229868 Operating manual for PIKO inverter 3 0 53 KOSTAL KOSTAL Solar Electric GmbH Hanferstr 6 79108 Freiburg i Br Deutschland Telefon 49 761 477 44 100 Fax 49 761 477 44 111 KOSTAL Solar Electric Ib rica S L Edificio abm Ronda Narciso Mo
3. M12 and 8 Nm M25 Check whether all lines are securely connected and cannot loosen on their own Remove any foreign objects from the inverter tools wire cuttings etc Fit the cover and bolt it tight 5 Nm 01 2013 10229868 Operating manual for PIKO inverter 3 0 8 Installation 29 9 Commissioning and de commissioning 9 Commissioning and de commissioning 9 1 Switching on the inverter e Turn the DC switch to ON or switch on the DC strings one after another via the external DC isolator Fig 46 DC switch ON e Switch on the grid voltage via the line circuit breaker The inverter starts up After the start up the three LEDs light up briefly The inverter can now be operated The screensaver appears and displays the device type The screensaver is deactivated when a key is pressed twice The main menu appears on the display Feed in MPP Fig 47 Main menu Now you can call up the menus retrieve data and adjust settings with the control buttons see menu structure as of page 38 The yellow LED lights up and the device automatically carries out the required tests according to DIN VDE 0126 Ifthe yellow LED does not light up the input voltage may be too low When the tests have been successfully completed the green LED lights up and the inverter begins feeding in current to the
4. the metal part has engaged e Check that assembly has been carried out in accordance with the recommendations of the plug in connectors manufacturer e Hand tighten the cable connections The tightening torque must match the DC cable Typical values are between 2 5 Nm and 3 Nm 16 01 2013 10229868 Operating manual for PIKO inverter 3 0 Inserting DC cables into the inverter Fig 16 DC inputs the number of inputs which can be used depends on the model 1 Plug in connector couplings DC input 1 e Check that the inverter is de energised e Set the DC switch to OFF OFF SM 3 Fig 17 DC switch OFF e Remove the two plug seals from the plug in connectors Keep the plug seals e Insert the PV string plugs until they engage in the corresponding counterparts on the inverter figure 18 Note Fuses for the individual strings are only necessary when more than two strings are connected parallel to an input In this case use a fuse in accordance with the specifications of the module manufacturer Fig 18 Connecting the PV string 8 Installation e Pull on the plugs in order to ensure that they are properly engaged Note To disconnect the plug in connectors press the engaging clips together manually or with the tool available from the plug in connectors manufacturer and pull the plug out 8 6 Con
5. 0 3 Thank you for choosing a solar inverter PIKO from KOSTAL Solar Electric GmbH We hope you enjoy consistently high energy yields with the PIKO inverter and your photovoltaic system If you have any technical questions please call our service hotline 49 0 761 477 44 222 1 Notes on this manual Read this manual carefully in its entirety It contains important information on the installation and operation of the inverter Pay particular attention to the instruc tions regarding safe usage KOSTAL Solar Electric GmbH assumes no liability for damages arising from the non observance of this manual This manual is an integral part of the product It only applies to solar inverters PIKO from KOSTAL Solar Electric GmbH Keep this manual and give it to the new owner should you pass it onto a new operator The installer as well as the user must always have access to this manual and must be familiar with its contents particularly the safety instructions Target groups This manual especially chapters 8 Installation and 9 Commissioning and de commissioning are intended for specialist tradespersons Information relevant for the operator can be found in chapters 10 Inverter operating characteristics and 11 System monitoring Information concerning your safety or that of the unit is highlighted especially 2 Proper use The PIKO inverter converts direct current into single phase alternating current an
6. Armin von Preetzmann managing director Bereichsleiter Entwicklung This declaration certifies the compliance with the mentioned regulations but does not ensure the properties The safety instructions in the product documentation provided must be observed Fig 1 EU Declaration of Conformity 6 01 2013 10229868 Operating manual for PIKO inverter 3 0 4 Safety instructions Safety instructions have been incorporated into the instruction text These safety instructions tell you about possible risks Each safety instruction consists of the following elements Element Example Warning symbol Signal word Danger Type of danger Risk of death due to electrical shock Corrective actions Always disconnect the device from the power supply during installation and before maintenance and repairs and lock it to prevent it being switched back on Table 1 Structure of the safety instructions 4 1 Warning symbols Warning symbols identify the type of danger The following warning symbols are used Danger due to electrical shock Danger due to electromagnetic fields gt gt Danger due to burns Danger due to electrical discharge With an indication of the discharge duration of the capacitors following disconnection of the inverter AN Gr 2 Other dangers gt Table 2 Warning symbols 01 2013 10229868 Operating manual for PIKO inverter 3 0 4 Safety inst
7. Table 18 Event list cont 01 2013 10229868 Operating manual for PIKO inverter 3 0 43 10 Inverter operating characteristics Message on the screen LED display Type of fault Description Measure Event code 3048 red and yellow LEDs flash Event code 3049 red and yellow LEDs flash Event code 3050 red and yellow LEDs flash Event code 3051 red and yellow LEDs flash Event code 3052 red and yellow LEDs flash Event code 3053 red and yellow LEDs flash Event code 3054 red and yellow LEDs flash Event code 3055 red and yellow LEDs flash Fault communication Fault system fault Event code 3056 red and yellow LEDs flash Fault parameterisation Event code 3058 red and yellow LEDs flash Event code 3059 red and yellow LEDs flash Event code 3060 red and yellow LEDs flash Fault system fault Fault parameterisation Internal communications fault Internal system fault Faulty parameterisation Check the internal lines of communication between the individual PCBs Contact support when the fault occurs repeatedly or persists Contact support when the fault occurs repeatedly or persists Restart inverter Contact support when the fault occurs repeatedly or persists Contact support No measures necessary Contact support when the fault occurs repeatedly or persists Contact support Event cod
8. The computer must also be equipped with this type of interface The oper ating system is irrelevant as the web server is called up via an Internet browser e g Mozilla Firefox Microsoft Internet Explorer You can then connect the inverter and computer either a directly via an Ethernet cable see illustration 21 or b via a local network switch hub router and Ethernet cable see figure 22 Version a is the best option when no switch is available Version b is the best option when a local network is already available Several inverters can also be connected in the network figure 20 18 01 2013 10229868 Operating manual for PIKO inverter 3 0 Fig 20 Multiple inverters in the network Inverters Additional inverters Ethernet crossover cable Switch hub Computer for configuration or data retrieval aAa Fig 21 Connecting inverter and computer with Ethernet cable 1 Inverters 2 Ethernet crossover cable 3 Computer for configuration or data retrieval Fig 22 Connecting inverter and computer with Ethernet cables and switch 1 Inverters 2 Ethernet crossover cable 3 Switch hub 4 Computer for configuration or data retrieval 8 Installation Situation 2 Direct retrieval of the yield data Querying of the saved log data of the inverter is also only possible using a computer The units are cabled as described under situation 1 Alternati
9. anchors if necessary Screw the wall mount to the intended surface Use the supplied screws Hang the inverter on the wall mount Fasten the inverter on the underside using the supplied screw 8 2 Electrical connection DANGER Risk of death due to electrical shock If exposed voltage carrying cables make contact an electrical arc can occur posing a life threatening hazard e Only remove as much of the cable insulation as is necessary The insulation must reach up to the terminal DANGER Risk of death due to electrical shock Opening the housing e Release the four screws of the cover and carefully remove the cover 8 3 Connecting the AC side e Unscrew the cable screw connection for the mains cable 7 in figure 9 Fig 9 Connections on the housing 1 Cable screw connection for mains cable e Press the blind plug and the sealing ring out of the screw connection from the inside outwards using a screwdriver or similar implement Detach the sealing ring from the blind plug wa Fig 10 Pressing the blind plug out of the sealing ring 1 Blind plug 2 Sealing ring Metal slivers can fall into the inverter when removing the insulation Contact with voltage carrying components during operation can cause an electrical arc to occur posing a life threatening hazard e Never remove the cable insulation above the inverter 14 01 2013 10229868 Operating
10. are synchronous Both reach the zero point and the peak value at the same time 10 01 2013 10229868 Operating manual for PIKO inverter 3 0 Reactive power Reactive power is that electrical power that is con verted by inductive and capacitive devices Inductive devices are coils Capacitive devices are capacitors These devices require electrical energy in order to build up the magnetic or electrical field This power is referred to as reactive power Devices with motors and capacitors e g washing machine draw reactive power from the grid The reactive power is not registered by the usual electricity meters However like the active power it does draw from the power grid The reactive power current is out of phase That means that power and voltage reach the zero point and the peak value at different times Apparent power Apparent power is the total power consisting of real and reactive power The calculation of electrical power takes place through the geometrical addition with the angular functions cose sin and tan q Displacement factor cos The size of the real reactive and apparent power can be determined with the displacement factor cos The smaller the cos factor is the less the active power and therefore the greater the reactive power Note The displacement factor cos can be set with the parameterisation software PARAKO in order to define the magnitude of the reactive
11. eich wie Bip ona eG a 30 9 2 Setting up communication and accessories rararrrrn vnr 30 9 38 Handover to the operator sass stas kald task harde ed VDA lk aR ete edge led bad 35 9 4 Switching the inverter off decommissioning vvarrrvar vnr rv eee 35 9 5 Senicng malntenance pinte sive Skree ja 36 96 Disassembly And diSposal p ss k pied alone bab a e EE 36 10 Inverter operating characteristics 2 0 0 ccc rare 37 TOs Display Meld tara VDA AT Ea Aars Pod Frid leie EEE Ads EG AE 37 10 2 Determine the operating status operating LEDS 0 0 0 0 eee 37 10 3 Determining the operating status display 2 0 varar vrak 37 10 4 Displaying operating values and changing settings 0 0 0 eee eee 38 10 5 Fausi bakes festa berre A SENER 41 11 System monitoring 2 026 ss akk eee eee eee ee eee AA d 47 114 Tkogginginto the Web Server asap WA A ae AA A de 47 11 2 Downloading log data wires irer rer pe Se Meher Peas 48 11 3 Displ ying log data a ee kie eke seed rele tee hed Hera ak ADEA A ag td ed ear he 48 11 4 End data transfer to a solar portal 2 0 0 rakk 49 12 Appendix a annara ninmi h eee Vekk dele GN ka ben AG A EE EE 50 12 41 Technicalidata at E A dekke ante AA 50 122 O A aker ke ROG OP AG eden ee ur A E ker 52 12 3 Warranty and service information 000 cc rn rann 52 TS gafesosker Ki LE a GK Ses Saw delse fiks NN 53 01 2013 10229868 Operating manual for PIKO inverter 3
12. frequency reaches 51 5 Hz the inverter must be immediately separated from the grid Active power control with a ripple control signal receiver The active power of the PIKO inverter can be controlled directly by the energy supply company via a ripple control signal receiver 7 With this technology the generated power can be regulated at four levels see Fig 7 Fig 7 Active power control with a ripple control signal receiver Note For all PIKO inverters the ripple control signal receiver can be directly connected without an additional device See section Connecting a ripple control receiver for active power control on page 27 The regulating function is activated in the web server of the inverter option Function of analogue inputs active power control 01 2013 10229868 Operating manual for PIKO inverter 3 0 11 8 Installation Fixed limitation of the feed in power to 70 of the PV output Should the active power control not be realisable with a ripple control signal receiver the feed in power is then generally to be reduced to 70 of the PV generator output according to the Renewable Energies Act 2012 EEG 2012 The reduction is carried out with the parameterisation software PARAKO Provision of reactive power As of a system apparent power of 3 68 KVA the energy provider must release a part of the generated power as reactive power With the parameterisation software PAR
13. from 1 minute to 720 minutes 12 hours The connected consumer is switched on for this period in minutes when both of the above conditions have been met You can enter any value from 1 minute to 1440 minutes 24 hours Run time The run time ends when the inverter shuts off The run time is ended and not continued again if the inverter has not produced any current for three hours The number indicates how often internal consumption is activated each day Activation Table 9 Internal consumption function 1 Function 2 Activation limit This is the minimum power in watts that must be produced before the consumer is switched on You can enter any value from 1 watt to 999 000 watts Deactivation limit The consumer is switched off when the power generated falls below this value Table 10 Internal consumption function 2 Delay in drop in output fault Short term interruptions or drops in output can occur during operation In order that these events do not result in the disconnection of the device a delay time can be set Following the set period the inverter shuts the consumer off in the event of an enduring fault or drop in output e Click on Accept to save the settings Setting the analogue input functions e Select whether the analogue inputs should be used for connecting sensors or a ripple control receiver for active power control e Click on Ac
14. independent of the public grid island operation is not possible 7 Unit and system description Fig 4 Control panel For purposes of grid monitoring the PIKO inverter uses the modern and interference free phase shifting process The PIKO inverters are fitted with an integrated DC switch No external break switch is therefore required unless specified by local country laws example France The solar modules are connected to the inverter via plug in connectors In order to conveniently display the yields and produc tion data of your photovoltaic system the inverter has an integrated web server see chapter 8 6 1 01 2013 10229868 Operating manual for PIKO inverter 3 0 7 Unit and system description Fig 5 System illustration of a grid connected photovoltaic system 1 PV string 1 2 Inverters 3 Electronic DC switch Inputs The PIKO operates using the so called string principle In this system a limited number of solar modules depending on the desired power output while consid ering the maximum permissible input voltage are con nected in series as a string which is then connected to the inverter The number of strings depends upon the configuration of the solar system The strings are connected to the inverter with plug in connectors Always note the specifications on the type plate Internal consumption The PIKO inverters are designed in such a way t
15. mm 1 tapping screw DIN 7516 form A galvanised M4x10 7 Plug seals for the screw connection for the network cable 8 2 insulating caps 9 2 counterparts for plug in connectors 10 1 x plug 1 x socket Fig 2 Scope of delivery 6 Transport and storage The function of the inverter has been tested and it has been carefully packed prior to delivery Upon receipt check the delivery for completeness and any transport damage Complaints and damage claims are to be directly addressed to the shipping company ATTENTION Risk of damage when the inverter is placed on its underside e Always place the inverter on its rear side cooling elements after unpacking If stored for a longer period before installation all components of the inverter must be kept dry and dust free in the original packaging 8 01 2013 10229868 Operating manual for PIKO inverter 3 0 7 Unit and system description Function Fig 3 PIKO Inverters Screws Cover Display DC switch Housing Plug in connector or cable openings to connect the solar modules Cable openings for optional communication Opening for the mains cable OONDACO0ONn gt ON The PIKO solar inverter is a powerful and transformer less string inverter lt converts direct current generated by the photovoltaic modules into symmetrical single phase alternating current and supplies it to the public power grid Power generation
16. mm for flexible cables and 6 mm for rigid cables We recommend using tin plated cables If non tin plated cables are used the copper strands may oxidise as a result of which the transition resistance of the crimp connections will be too high The delivery package of the inverter includes plug in connectors from Multi Contact type MCA During assembly always observe the latest specifications from the manufacturer of the plug in connectors e g regarding required special tools permissible tightening torques etc Further information is available for example online at www multi contact com Installing the plugs onto the DC cables DANGER Risk of death due to electrical shock The PV lines may be live when the PV field is irradiated e Ensure that the DC switch is set to O OFF The plug in connectors may be plugged in and disconnected in this position only e Eliminate any existing earth faults or short circuits in the strings e Remove 6 7 5 mm of insulation from the DC cables Be careful not to cut any individual conductors e Crimp the DC cables according to the recommendations of the plug in connectors manufacturer e Lead the crimped contacts from behind into the plug or socket insulation until they engage Make sure to use the correct counterparts for the plug in connector couplings on the inverter Observe the polarity of the cables e Pull gently on the cable in order to check whether
17. mobile telephone for a few days prior to installation to ensure that adequate reception is possible despite differing weather conditions Note that the antenna position depends on the maximum cable length of the GSM antenna of 8 m The number of inverters that can be connected to a network is principally only limited by the available IP addresses In practice a maximum of 30 inverters can be networked when transferring data via GSM or analogue modem Fig 24 Connecting several inverters through the Ethernet and transferring data via modem Inverter with an integrated modem analogue or GSM Additional inverters without a modem max 29 Ethernet crossover cable Computer for configuration and if applicable direct retrieval Telephone connection box or mobile communications antenna depending on the modem being used NOR a Note For installations with several max 30 inverters you will only need one modem 20 01 2013 10229868 Operating manual for PIKO inverter 3 0 Situation 4 Remote retrieval of yield data You can also connect to the inverter remotely instead of through a local network This may possibly involve additional connection costs Similar to situation 3 the inverter must either a be connected to a DSL router or b have a modem analogue or GSM installed Version a Inverter with DSL connection to the Internet To ensure the inverter can actually be accessed vi
18. on the device If the fuse has tripped notify the installer if there is a power failure simply wait until the grid operator has corrected the problem If the fault lasts only a short time grid fault excess temperature overload etc then the inverter will automatically resume operation as soon as the fault has been resolved If the fault persists notify your installer or the manu facturer s customer service department for contact information see back page Provide the following information Device type and serial number You will find this information on the type plate on the exterior of the housing Description of fault LED indicator and display message 01 2013 10229868 Operating manual for PIKO inverter 3 0 41 10 Inverter operating characteristics Event list There is no need to take action when a fault occurs occasionally or only briefly and the device resumes operation When a fault occurs over long periods or recurs often the cause must be determined and corrected The following table should be helpful in the process Message on the screen LED display Type of fault Description Measure Event code 3000 red and yellow LEDs flash Event code 3001 red and yellow LEDs flash Fault system fault Event code 3003 red and yellow LEDs flash Fault communication Internal system fault Contact support when the fault occurs repeatedly or p
19. page 40 In order to call up a menu A Press the arrow keys UP or DOWN repeatedly if necessary until the symbol for the desired menu is Vv marked Press the Enter key Y The menu is opened After selecting and entering this menu point one lt lt returns to the next menu level Table 16 Call up menu Object with a dashed line means Object ADE i is selected and can be activated with ABC Enter Object with black background Object is ABC active and can be edited A Select with the arrow keys letters and numbers M Letter or number with black background A means Letter or number is selected and can be changed with the arrow keys Letters and numbers are deleted with this function corresponds to the lt lt backspace key Pressing Enter for an extended time confirms the entry vi 3s Table 17 Navigation and entry 10 4 3 DC menu e Inthe DC menu you can call up information about the DC input side Information about the voltage U the amperage for direct current I and the power P is available DC input Fig 57 DC menu 38 01 2013 10229868 Operating manual for PIKO inverter 3 0 10 Inverter operating characteristics 10 4 4 AC menu Total yield Yield Operation time Phase 1 Us l P Fig 58 AC menu 01 2013 10229868 Operating manual for PIKO in
20. parallel connection A Number of DC inputs 1 Number of independent MPP trackers 1 Output side AC Rated output cos 1 Pac y kW 3 Max output apparent power cos adj KVA 3 Rated output current A 13 Max output current lac max A 13 7 Number of feed in phases 1 Grid connection 1 N PE AG 230 V Rated frequency fr Hz 50 Efficiencies Max efficiency 96 2 European efficiency rate 95 5 Table 20 Technical data 50 01 2013 10229868 Operating manual for PIKO inverter 3 0 12 Appendix Parameter Unit RIKOLO Topology without galvanic separation transformerless ja Internal protection according to IEC 60529 IP55 Protection class according to IEC 62103 Surge category according to IEC 60664 1 Il Input side PV generator 1 Surge category according to IEC 60664 1 Ill Output side grid connection 2 Degree of contamination 3 3 Environmental category outdoor installation ja Environmental category interior installation ja UV resistance ja inimum cable cross section of AC connecting line mm 1 5 inimum cable cross section of DC connecting line mm 4 in fusing on output side B16 C16 Tightening torque of PE connection outer Nm 3 Tightening torque of lid screws Nm 5 Operator protection RCCM Typ B 30 mA Electronic disconnection device integrated ja Height mm 385 Width mm 500 Depth mm 222 Weight kg 22 a
21. parts are required use only genuine replacement parts 52 01 2013 10229868 Operating manual for PIKO inverter 3 0 Index A AC cable cross section aavraar arne 15 Active power control o ooo 10 27 32 Alarm Output arrest Lekker ee REF 26 31 AGP p ser ida 32 Cc Cables sv vitae aha eee svette 15 COMMISSIONING ieee E Ww doen E 30 Connecting Strings suse sva ses a ia 16 Country Of USE ndla r ere SSA ert 28 D Data Saving iset bass amerika ee ii as 47 DC cable cross section oooooooooomo oo 16 DHCP Servo u r as 32 DISCONNECTS pushe a ta 35 DISDIAY a ser ape esta 37 Disposal io o 36 DynDNS SEMCe oir Arve ee Ge eee ai 21 E ENSIMA nt arte Ae Ab a 18 EVentlist 2 A de dl 42 F Function of the inverter o ooooocoooooo 5 9 G Grid MONIOFING 4 420020 4 ae ae ew ate vat ai fe ar sr 28 GSM PIN fe iver nage ot sn ee ag dan sj ene 31 34 H HISTON oe babel eae ede ea Pie Gant Kl 48 HIQUINE gt Garre a a 5 52 l MOUS ii a Set 10 Installing accessories n oana eee 25 Interfaces trenie kaain a bid 22 25 26 Internal consumption saaa 10 26 31 IPACOrESS is stents AR 32 L LANGUAGE ssi ak tennis atan ie 31 LED indicator IIRS su skate ao cooly bile db 37 Line circuit breaker 0 0 0 0 0c ee eee 16 Raske C ym o ch ae aw ears 48 LOGEN se ard eig rie red rn AER ds 18 47 M Modem analogue GSM oauan aaa 34 N network cable 0 0 0 0 0 ce 18 Network settings
22. power You can acquire the software from support VDE application rule VDE AR N 4105 and Renewable Energies Act EEG 2012 New application rules for PV systems have applied in Germany since 1 January 2012 The VDE application rules VDE AR N 4105 and the Renewable Energies Act EEG are compulsory The PIKO inverters satisfy the currently required standards and guidelines Note Should the PV system not fulfil the Renewable Energies Act EEG 2012 the grid operator can reduce the feed in tariff or dispense with it entirely The following points are relevant when implementing the new application rules Frequency dependent active power control Active power control with a ripple control signal receiver Fixed limitation of the feed in power to 70 of the PV output Provision of reactive power Regulating of unbalanced loads 7 Unit and system description Frequency dependent active power control To date inverters are to be immediately disconnected from the grid when they exceed the upper frequency limit of 50 2 Hz Grid stability can be negatively impacted by the abrupt switching off of large genera tion systems Hence the need for an active power reduction solution in the event of overfrequency This means that inverters need not be disconnected from the grid when exceeding 50 2 Hz but instead that the active power must be reduced This active power is then reduced by 40 per Hz When the
23. through external specifications grid operator No action as this is only a reaction to an external signal Power limitation due to a grid red LED lights up Fault grid fault increased grid frequency Contact support when the fault occurs repeatedly or persists Event code 3020 yellow LED flashes Fault generator Overcurrent at the PV generator Check the layout and installation of the generator Event code 3030 green LED flashes Fault temperature Excess temperature AC DC at power level Check installation conditions and cooling aids Contact support when the fault occurs repeatedly or persists Table 18 Event list 42 01 2013 10229868 Operating manual for PIKO inverter 3 0 10 Inverter operating characteristics Message on the screen LED display Type of fault Description Measure Event code 3031 red and yellow LEDs flash Fault system fault Internal AC system fault Device carries out a test several times and generally overrides Contact support when the fault occurs repeatedly or persists Event code 3033 green LED flashes Fault temperature Internal system fault Contact support when the fault occurs repeatedly or persists Event code 3034 red and yellow LEDs flash Event code 3035 red and yellow LEDs flash Event code 3036 red and yellow LEDs flash Event code 3037 red and yellow LE
24. under the selected domain name it informs the DynDNS service of each IP address change Many of the available routers offer such a function but a router generally only supports certain DynDNS services With some router manufacturers the function for port forwarding is called Virtual Server or similar For further information see the operating instructions of the router Fig 26 Retrieving log data Inverter connected to a telephone network Inverter with integrated analogue modem Telephone socket Telephone network Computer with modem ROD Dialling in with a computer and analogue telephone connection does not function reliably for an inverter with GSM modem We therefore recommend dialling in via a computer with a GSM modem or a mobile telephone with a modem function see figure 27 01 2013 10229868 Operating manual for PIKO inverter 3 0 21 8 Installation Fig 27 Retrieving log data Inverter connected to a mobile communications network Inverter with integrated GSM modem Mobile communications antenna Mobile telephone GSM with modem function Computer NORD Overview of the communications interfaces Fig 28 Communication interfaces Modem accessory RJ11 socket Terminal for RS485 interface 50 voltage input RJ45 sockets Switch output SQ Al OUT OaARKRWNDY Connecting Ethernet cable You can connect the inverter to a computer or a com put
25. 3 0 The following table 19 lists which measurement values are contained in the log data Entry Explanation Time Details in seconds of the time since the inverter went into operation DC1 U DC voltage in V DC1 I DC current in mA DC1 P DC output in W DC1 T DC temperature details for service DC1 S DC status details for service AC1 U AC voltage in V AC1 I AG current in mA AC1 P AG output in W AC1 T AG temperature details for service AC F AC frequency grid frequency in Hz FC I Residual current measured residual current in mA Aln1 Analogue input voltage Aln2 display of the analogue inputs 1 to 4 Aln3 of the communication board Aln4 The measured voltage value in V can be calculated with the value from the table digits and the following formula input voltage V 10 1024 digits If the SO input is used to count the energy pulses both table columns Aln3 and Aln4 give the sum of the energy pulses per log interval This total value is calculated as follows E otal Aln3 218 Aln4 ERR General malfunctions ENS S Status of grid monitoring ENS Err Malfunctions in grid monitoring KBS Internal status of the communication internal communication status when switching to AC grid Total E Total energy total fed in energy in kWh when switching to AC grid Iso R Insulation resistance insulation resistance in kOhm when switching to AC grid Ev
26. 5 10 Inverter operating characteristics Message on the screen LED display Event code 4290 4300 red LED lights up Type of fault Fault grid Description The grid frequency has changed too quickly Measure Check the generator installation Contact support when the fault occurs repeatedly or persists Event code 4300 4339 red and yellow LEDs flash Fault system fault Internal system fault Contact support when the fault occurs repeatedly or persists Event code 4340 4359 red LED flashes Fault residual current Residual current Check the generator installation Contact support when the fault occurs repeatedly or persists Event code 4360 4399 red and yellow LEDs flash Event code 4400 4449 red and yellow LEDs flash Event code 4450 4469 red and yellow LEDs light Fault system fault Fault insulation fault Internal system fault Insulation fault Contact support Contact support when the fault occurs repeatedly or persists Check the generator installation Contact support when the fault occurs repeatedly or persists Event code 4470 4499 red and yellow LEDs flash Event code 4800 4999 red and yellow LEDs flash Table 18 Event list cont 46 Fault system fault 01 2013 10229868 Operating manual for PIKO inverter 3 0 Internal system fault Contact support when the fault occurs repeate
27. AKO the reactive power can be specified as follows cos Q A value for cos is prescribed cos p P An active power curve is prescribed Table 5 Reactive power control with PARAKO In addition the displacement factor cos can be remote controlled through a ripple control signal receiver Configuration to this purpose is also to be carried out with PARAKO Regulating of unbalanced loads In order that the power grid remains stable it must be evenly loaded Single phase feed in results in an uneven load unbalanced load in the grid The maximum permitted unbalanced load measured between the phases is 4 6 KVA Note When several PIKO 3 0 inverters are used the inverters must be operated at different phases You can get further information on this from our service hotline 49 0 761 477 44 222 8 Installation DANGER Risk of death due to electrical shock When performing any work on the inverter and feed cables De energise the AC and DC sides of the device see chapter 9 4 Switching the inverter off decommissioning gt Secure the voltage supply from being unintentionally switched back on Wait at least five minutes until the capacitors of the inverter have discharged Check the device and cables to make certain that they are voltage free Prior to installation check whether the local mains grid and the power output of the photovoltaic modules are compatible with the technical dat
28. Ds flash Event code 3038 red and yellow LEDs flash Fault system fault Internal intermediate circuit fault Restart inverter Contact support when the fault occurs repeatedly or persists Event code 3039 red and yellow LEDs flash Fault parameterisation Internal system fault Contact support Event code 3040 red LED lights up and yellow LED flashes Event code 3041 red LED lights up and yellow LED flashes Event code 3042 red LED lights up and yellow LED flashes Fault arc Serial arc Parallel arc Arc Be absolutely sure to check the entire installation of the PV system after each arc fault Event code 3043 red and yellow LEDs flash Fault parameterisation Internal system fault Contact support Event code 3044 red and yellow LEDs flash Fault system fault Internal AC system fault Device carries out a test several times and generally overrides Contact support when the fault occurs repeatedly or persists Event code 3045 red and yellow LEDs flash Event code 3046 red and yellow LEDs flash Event code 3047 red and yellow LEDs flash Fault system fault Internal AC system fault Device carries out a test several times and generally overrides Contact support when the fault occurs repeatedly or persists Internal system fault Contact support when the fault occurs repeatedly or persists
29. EE KOSTAL 01 2013 Installation and Operating Manual PIKO Inverter 3 0 Software version above FW 05 00 LEGAL NOTICE KOSTAL Solar Electric GmbH Hanferstrasse 6 79108 Freiburg i Br Germany Tel 49 0 761 477 44 100 Fax 49 0 761 477 44 111 www kostal solar electric com Exclusion of liability All names of usage trade names product names or other designations given in this manual may also be legally protected even without special labelling e g as a trademark The KOSTAL Solar Electric GmbH assumes no liability or guarantee for their free usability The illustrations and texts have been compiled with great care However the possibility of errors cannot be ruled out The compilation is made without any guarantee General note on gender equality The KOSTAL Solar Electric GmbH is aware of how language impacts on gender equality and always makes an effort to reflect this in documentation Nevertheless for the sake of readability we are unable to use non gender specific terms through out and use the masculine form instead O 2013 KOSTAL Solar Electric GmbH All rights reserved by the KOSTAL Solar Electric GmbH including those of reproduc tion by photocopy and storage in electronic media Commercial use or distribution of the texts displayed models diagrams and photographs appearing in this product is not permitted This manual may not be reproduced stored transmitted or translated in any form
30. Protect inverter from rain and splash water nverter must be easily accessible and the display clearly visible Protect inverter against exposure to direct sunlight Inverter can cause noise when in operation Install inverter in such a way that people are not disturbed by operation noises 1 Mount inverter on a non flammable installation surface Gy Mount inverter on a stable installation A surface that can securely bear the weight AN of the inverter Plasterboard walls and wood planking are not permitted A sufficient safety distance from flammable vicinity are to be ensured materials and explosion hazard areas in the amp 95 non condensing e Mount inverters on vertical installation surfaces 90 SG he ambient temperature must lie between CPE 20 C and 60 C av YO I The air humidity must lie between 0 and 01 2013 10229868 Operating manual for PIKO inverter 3 0 13 8 Installation Installing the wall mount and hanging the inverter Mark the positions of the drill holes at the installation site by using the wall mount as a drilling template Fig 8 Install inverter 1 2 Required space for cooling Outer dimensions of the inverter Drill holes and insert wall
31. XXXX SEET 11 XXXXX VA cos p 1 adj max XX X A 1 12 XX YYYYW cos 1 2 9 6 7 55 20 C 60 C OVC DC II AC III LDN V VDE V 0126 1 1 2006 02 VDE AR N 4105 2011 08 CEI 0 21 Art Nr NNNNNNNN 13 Ser Nr XXXXXABCXXXXX mde a HW XXXX Par PIB xx H FW XX Ul XX XX Serviceupdate XXXXXXXX ee ce XXXXXABCXXXX 16 Fig 62 Type plate example Deviating output with country setting Protection type and ambient temperature range 1 Name and address of manufacturer 2 Device type 3 MPP control range 4 Number of feed in phases 5 Maximum AC power 6 7 8 monitoring 9 Maximum input voltage DC 10 Maximum DC input current 17 Output voltage nominal 12 Maximum output current AC 13 Item number 14 Serial number 15 Version number of hardware firmware parameter set and user interface of the device 16 Removable guarantee label with device type and serial number Requirements conforming to those of the built in grid 12 3 Warranty and service information Information on the warranty can be found in the warranty conditions which are included separately Do you have any technical questions regarding your inverter Our hotline 49 0 761 477 44 222 is on hand to assist For service information and a possible shipment of parts we require your device type and the serial number You will find this information on the type plate on the exterior of the housing If
32. a of the inverter Observe the type plate Observe the specified sequence of installation tasks Install the inverter first then connect it to the electricity supply Observe all national regulations in the country of use as well as the connection and safety regulations of the local energy supplier Pay attention to careful and correct installation No dirt no foreign bodies and no moisture may enter the inverter 12 01 2013 10229868 Operating manual for PIKO inverter 3 0 8 1 Installation DANGER Risk of death due to improperly performed installation Improper installation can lead to life threatening situations The inverter and the components connected to it can also be damaged increasing the risk of fire Selecting the installation site Note Observe the following instructions when selecting the installation location Guarantee claims may be restricted or become entirely null and void in the event of failure to observe 8 Installation Protect inverter against dust contamination and ammonia gases Rooms and areas containing livestock are not permitted as installation locations Install inverters so that they are not accessible to children Maintain a minimum distance to other inverters and other objects see Fig 8 page 14 Minimum distance horizontal 100 mm Minimum distance vertical 200 mm An unimpeded air supply must be assured
33. a the Internet several requirements must be met The inverter must have a fixed IP address in the local network Port forwarding must be configured to the inverter IP address in the router The router must be assigned a fixed IP address by the Internet provider or you must register the router with a DynDNS service to connect the dynamic router IP address with a fixed name The inverter can then be accessed over the Internet under the domain name provided by the DynDNS service and you can connect to the inverter with any Internet browser see figure 25 Setting up a port forwarding and a DynDNS service can t be illustrated in detail here due to the vast number 8 Installation Fig 25 Retrieving log data Inverter connected to the Internet via DSL 1 Inverters 2 DSL router 3 Internet 4 Computer 5 Internet compatible mobile phone with browser function Version b with an integrated modem An inverter connected to the telephone network by an analogue modem can only be contacted by a compu ter when the computer establishes the connection via an analogue telephone connection or via the analogue connection of a telecommunications system dial in connection see figure 26 of different devices and services available Note DynDNS services can also be found under the designation Dynamic DNS and DNS Host Service In order that the router can be reached
34. ays with the 60 minute period The inverter data are only saved in the unit for a limited time When the internal memory is full the oldest data will be overwritten To save the data on a long term basis you can either transfer the data to a solar portal or download them to a computer e Select the desired saving interval e Click on Accept to save the settings Setting the switch output function e Select from the following options SO pulse Alarm output Internal consumption see section Setting the conditions for switching on devices internal consumption on page 32 e Click on Accept to save the settings 31 9 Commissioning and de commissioning Setting the conditions for switching on devices internal consumption Switched output function SO pulse intemal consumption function 1 power limit 1100 stable positive deviation runtime 0 minutes activation 33 number day Fig 49 Setting conditions for internal consumption e Choose between functions 1 or 2 and enter values Function 1 Power limit This is the minimum power in watts that must be produced before the consumer is switched on You can enter any value from 1 watt to 999 000 watts Stable exceeding This is the period in minutes during which of the limit the inverter must produce at least the power set in the power limit before the device is switched on You can enter any value
35. be placed in same subnet router addre DNS dress GSM PIN new login password repeat Portal Code data export I Portal accept Fig 48 Settings page 30 01 2013 10229868 Operating manual for PIKO inverter 3 0 Setting Explanation S no Inverter serial number tem number Item number of the inverter Language Selection of the language for the web display Name Allocation of a name to the inverter RS485 inverter Unit address for the RS485 interface bus address Data acquisition Choose between a saving interval of 15 or 60 minutes Switch output Three settings possibilities function S0 Pulse Alarm output Internal consumption Function of Two setting possibilities analogue inputs Sensors Active power control connection of a ripple control signal receiver Network Configuration of the inverter network interface Ethernet Public line Only required when using an analogue modem optional accessory and an analogue telephone system GSM PIN PIN for the GSM modem SIM card For further information on configuration and installation of the GSM modem see chapter 8 6 New log Change of password in password Portal code Entry field for the portal code for changing the solar portal displayed under data export Data export Activation of data transfer to the solar portal displayed M or deactivation L Table 8 Web serv
36. breaker The inverter starts up After the start up the three LEDs light up briefly The inverter can now be operated The screensaver appears and displays the device type The screensaver is deactivated when a key is pressed twice The menu for the country setting appears on the display Country setting Fig 43 Country setting menu Oo O Country setting gt Austria Fig 44 Display on the inverter e Press the arrow keys 1 or 2 to select the desired country e Press the Enter key 3 to go to the confirmation window e Press the arrow keys 1 or 2 to switch between NO and YES choices e Press the Enter key 8 to confirm your selection Note The country setting is now permanently fixed The country setting menu can no longer be called up 28 01 2013 10229868 Operating manual for PIKO inverter 3 0 8 9 Closing the housing Fasten all cables with a cable tie to the recesses in the protective plate Make sure that all cables run directly over the protective plate and do not project laterally over the protective plate lssessesesese Fig 45 Fastening cable to protective plate Screw all union nuts together with sealing ring tightly onto the cable screw connection Recommended tightening torques 1 5 Nm
37. cemakers metallic implants or hearing aids should avoid proximity to systems with inverters Risk of burns from hot parts Some of the inverter components can reach temperatures of over 80 C during operation Do not touch hot components Risk of fire due to hot parts Be absolutely sure to observe the conditions in the Installation chapter page 13 when choosing the installation location Burns from arcs Cables must never be removed from the device during operation as this can cause dangerous arcs First de energise the DC side then remove plug in connectors PPE bp Danger due to electrical discharge Wait five minutes after de energising the inverter Warning Property damage Property damage to the device lost earnings or increased telephone fees can result The instructions refer precisely to the type of and remedy for potential property damage gt Table 13 Warning symbols 9 5 Servicing maintenance DANGER Risk of death due to improperly performed work Work performed improperly can cause life threatening situations Only qualified electricians or appropriately trained persons may perform work on the inverter Once correctly installed the inverter operates nearly maintenance free e Check the cable connections and plugs at least once a year If there are loose connections damaged cables etc switch off the inverter immediately Damage may only be repaired by q
38. cept to save the settings Configuring the network As the standard default setting the option Auto IP DHCP is activated This means that the inverter acquires its IP address from a DHCP server or automatically gen erates itself an IP address in the area 169 254 XXX XXX A DHCP server can be for example a DSL router A DHCP server Dynamic Host Configuration Protocol is a service that administers and distributes the IP addresses and the network configuration in a network Note The External router option must be activated in the web server for an Internet connection with a DSL router Manual network settings of the inverter Entering the IP address of the router and the address of the DNS server in the web server automatic network settings of the inverter When a DHCP server is present the inverter determines the IP address of the router and the DNS server automatically In the following two cases the network settings must be entered manually problems establishing an Internet connection no DHCP server for generating the IP address e The Auto IP DHCP option is suitable for most applications figure 50 32 01 2013 10229868 Operating manual for PIKO inverter 3 0 9 Commissioning and de commissioning Fig 50 Network settings with automatic network configuration for an external DSL router Auto IP DHCP M external router Inverter 1 Auto IP DHCP Inverter 2 A
39. ch hub Computer IP address e g 192 168 1 250 01 2013 10229868 Operating manual for PIKO inverter 3 0 33 9 Commissioning and de commissioning Note The factory default setting of the DNS server address is 145 253 2 203 and it provides the alterna tive name resolution in the Internet Do not change this setting as the export of log data to a solar portal may otherwise not function any more e Activate the Manual network configuration setting ifyou wish to assign a fixed IP address Enter the IP address and subnet mask Note The changed settings take effect immediately upon clicking on Accept Your inputs may have the consequence that the inverter is no longer accessible through the current connection e Click on Accept to save the settings e If the inverter is to use an external router to send data to a solar portal activate the option external router and enter the IP address of the router e Click on Accept to save the settings Entering the public line number for analogue modems only e If applicable enter the public line number e Click on Accept to save the settings Entering the PIN code for GSM modems only You must enter the PIN code that you received from your mobile phone provider in the configuration of the inverter before you install the GSM modem with the SIM card e Enter the PIN code of the GSM card e Click on Accept to save the settings Note If you subse
40. d enter settings on the display Fig 55 Control panel components Fault LED rea DC LED yellow AC LED green UP arrow key DOWN arrow key Enter key Display N OONR OM gt Note The screensaver appears on the screen when you have not pressed a key for several minutes 10 Inverter operating characteristics 10 2 Determine the operating status operating LEDs The LEDs on the front of the device indicate the current operating status LED Explanation AC LED lit green The green LED signals that the inverter is in feed in mode if the output voltage of the photovoltaic module is more than 180 V DC LED lit yellow The yellow LED signalises the active status of the inverter control system It lights as soon as the output voltage of the photovoltaic modules exceeds 100 V When the output voltage falls below 100 V the yellow light goes out Once energy is being fed into the mains grid the yellow DC LED goes out and the green AC LED lights up No LED is lit The device is operationally ready but the input voltage is less than 100 V OR The device is switched off Fault LED lights up or flashes red OR DC LED flashes yellow A fault has occurred Remedial measures can be found in chapter 10 5 Table 14 LED indicators in operation 10 3 Determining the operating status display The operating sta
41. d supplies it to the public power grid The device may only be used in grid connected photovoltaic systems within the permissible power range and under the permissible environmental conditions The device may only be operated in PV systems in which no electrical pole is earthed The device is not intended for mobile use Inappropriate use can be hazardous and lead to injury or even death of the user or third parties Material damage to the device and other equipment can also occur The inverter may therefore only be used for its intended purpose 01 2013 10229868 Operating manual for PIKO inverter 3 0 1 Notes on this manual Exclusion of liability Any use that differs from or goes beyond the stated intended purpose is considered inappropriate The manufacturer accepts no liability for any damage resulting from this Modifications to the inverter are pro hibited The inverter may only be used if safe to operate and in technically perfect condition Any instance of misuse will cause the termination of the warranty guar antee and general liability of the manufacturer Only a qualified electrician may open the device The inverter must be installed by an electrician who is responsible for observing the applicable norms and regulations Work that could affect the electrical power system of the respective utility company at the site of the solar energy feed in may only be carried out by qualified electricians expressly aut
42. dly or persists 11 System monitoring Also observe the descriptions about communication and accessories in chapter 9 2 from page 30 on The inverter regularly records performance data voltage power energy of the DC and the AC side Note Some of the data will also be shown on the inverter display during operation see chapter 10 4 There are two ways of retrieving displaying and permanently saving all log data Transfer the log data to a solar portal Download the log data with a computer You can of course make use of both options together Transfer the log data to a solar portal The inverter can transfer its log data automatically and at regular intervals to a solar portal in the Internet The data transfer may involve potential additional costs s a rule you must register the inverter with the solar portal operator You can find further information at our service hotline See also chapter 9 2 1 The solar portal displays the data on an Internet page and archives them This enables you to view the status of your photovoltaic system at any time and from anywhere All you need is access to the Internet computer Internet hotspot mobile phone etc Downloading the log data onto a computer Retrieve the performance data of your photovoltaic system directly from the inverter To do so establish a connection to your inverter with a computer The integrated web server displays the current performanc
43. e 3061 red and yellow LEDs flash Fault system fault Internal system fault No measures necessary Contact support when the fault occurs repeatedly or persists Event code 3062 green LED flashes Fault temperature Internal system fault No measures necessary Contact support when the fault occurs repeatedly or persists Event code 3063 red and yellow LEDs flash Fault parameterisation Internal system fault Contact support Table 18 Event list cont 44 01 2013 10229868 Operating manual for PIKO inverter 3 0 10 Inverter operating characteristics Message on the screen LED display Event code 4100 4119 red LED lights up Type of fault Description Measure Fault grid DC regulatory fault Event code 4101 red and yellow LEDs flash Event code 4102 red and yellow LEDs flash Event code 4103 red and yellow LEDs flash Event code 4104 red and yellow LEDs flash Event code 4105 red and yellow LEDs flash Event code 4106 red and yellow LEDs flash Event code 4120 4139 Event code 4107 red and yellow LEDs flash Event code 4108 red and yellow LEDs flash Fault system fault Increased DC current L1 Increased DC current L2 Increased DC current L3 Increased DC current L1 Increased DC current L2 Increased DC current L3 Internal software fault Internal syst
44. e data clearly on HTML pages so that you can access the data with any conventional Internet browser No special software is needed In addition you can download all saved log data and display it using the free visualisation software PIKO MasterControl see chapter 11 3 Alternatively you can use a spreadsheet application 11 1 Logging into the web server e Switch on your computer e Only for dialling in via analogue or GSM modem Establish a dialling connection to the modem in the inverter e Open your Internet browser program 11 System monitoring Note Ensure that the proxy server for LAN connections has been deactivated You can find further instructions concerning network settings in the operating system manual for your computer e If your computer is connected to the inverter via a network cable enter an S into the address line of the browser followed by the serial number of the inverter see type plate for example http S12345FD323456 The log in window for the web server opens e f your computer is connected to the modem in the inverter via dial up connection enter the letters wr S in the browser s address line followed by the serial number of the inverter see type plate for example http wr S12345FD323456 gt The log in window for the web server opens Note Instead of the serial number you can also use the name of the inverter or the IP address for example
45. e connected in a RS485 network in addition to the inverters e g a display the number of inverters which can be connected and the maximum cable lengths may be limited e For the connection activate the bus prestress in the user menu of the first inverter and the bus termination in the user menu of the first and last inverters Note If you have the necessary expertise you can connect the inverter to a serial interface RS232 or USB of your computer via a signal level converter For this type of connection however only the current performance data can be accessed The integrated web server and the stored log data are not available e Connect the lines to the terminal 4 in figure 7 according to the terminal assignment table 39 01 2013 10229868 Operating manual for PIKO inverter 3 0 27 8 Installation 8 8 Set initial commissioning and country of use For the initial commissioning sufficient solar irradiation must exist so that a DC input voltage of at least 180 V is available for the inverter The country of use must be set so that the network monitoring functions in accordance with the local electricity grid e Turn the DC switch to ON or switch on the DC strings one after another via the external DC isolator ON HR EXTY fe 4 Fig 42 DC switch ON e Switch on the grid voltage via the line circuit
46. eceiver for active power control in accordance with the Renewable Energy Law as appli cable in Germany This function must be activated via the web server of the inverter to which the ripple control receiver is connected master see section Setting the analogue input functions in chapter 9 2 1 The inverter must then be linked via Ethernet or RS485 figure 40 so that the inverter connected to the ripple control receiver can forward the information received to the other inverters Fig 40 Connecting the ripple control receiver for inverters with Ethernet or R5485 connections 1 Master inverter 2 Additional inverters 3 Ethernet cable alternatively RS485 connection 3 conductor 5 conductor connection at analogue in ripple control receiver Grid DINA Fig 41 Connecting the ripple control receiver to the inverter 1 Ripple control receiver Connecting RS485 Connections for the serial R5485 interface are found on the terminal for analogue interfaces figure 39 Using RS485 up to 200 inverters depending on the inverters used can be connected Additional components can be connected to RS485 An additional level converter may be required in some cases Use a shielded line for the connection To do this you must set the bus prestress and bus termination menu items in the user menu to ON fig 59 Cable lengths of up to 500 m are possible Note If other RS485 units ar
47. em fault Contact support when the fault occurs repeatedly or persists Event code 4150 4180 red LED lights up Event code 4150 red LED lights up Event code 4151 red LED lights up Event code 4160 red LED lights up Fault grid frequency AC grid frequency fault Increased grid frequency Grid frequency too low Increased grid frequency Check the installation Contact support when the Fault grid fault occurs repeatedly or Event code 4161 a persists red LED lights up Grid frequency too low Event code 4200 4270 red LED lights up AC grid voltage fault event comer 4200 Increased grid voltage red LED lights up 9 9 Event code 4201 red LED lights up Grid voltage too low Event code 4210 Increased arid voltade red LED lights up FAJNE VOTA Check the installation Event Od dl Fault grid Grid voltage too low Contact support when the red LED lights up Event code 4220 red LED lights up Event code 4221 red LED lights up Voltage mean value of the last 10 minutes too high Voltage mean value of the last 10 minutes too high fault occurs repeatedly or persists Event code 4271 4289 red and yellow LEDs flash Table 18 Event list cont Fault system fault 01 2013 10229868 Operating manual for PIKO inverter 3 0 Internal system fault Contact support when the fault occurs repeatedly or persists 4
48. ent POR event power on reset renewed start up of communication after a loss of AC voltage Table 19 Log data 11 System monitoring Abbreviations AG alternating current designation for alternating current DC direct current designation for direct current U voltage in volts V I current strength in milliamps mA P power in watts W E energy in kilowatt hours kWh F frequency in Hertz Hz R resistance in kiloohms kohm T counting unit in points digits Aln counting unit in points digits Time details in seconds sec since the inverter was put into operation 11 4 End data transfer to a solar portal You can end an activated data transfer to a solar portal at any time e Open the setting page of the web server e Click the box next to the name of the portal to deactivate the data export to the solar portal L e Click on Accept to apply and save the settings Note To activate the data transfer see chapter 9 2 3 page 35 01 2013 10229868 Operating manual for PIKO inverter 3 0 49 12 Appendix 12 Appendix 12 1 Technical data Parameter Unit RIKO 20 Input side DC Max PV power KW 4 3 Rated input voltage Ugg 1 V 400 Max input voltage Udo max V 900 Min input voltage Ugg min V 160 Max input current lg max A 12 5 Max input current with
49. er network Ethernet 10 100MBit s via the RJ45 socket Use a CAT6 cable with a max length of 100 m e Insert the plug of the Ethernet crossover cable into one of the corresponding sockets 5 in figure 28 Installing analogue modem Prerequisite for usage of the analogue modem is an analogue telephone connection Using a modem involves additional costs Details can be obtained from telecommunications providers e Carefully attach modem to circuit board The upper most plug pin on the left must be inserted into the uppermost hole in the multipoint connector Fig 29 Installing the modem e Connect the telephone cable see the following section Connecting the telephone cable The RJ11 socket is used to connect the inverter to an analogue telephone socket or to an ISDN line with a terminal adapter To use the RJ11 interface you will require a modem available as an accessory e Insert the plug of the telephone cable into the corresponding socket 2 figure 28 22 01 2013 10229868 Operating manual for PIKO inverter 3 0 Installing GSM modem In order to use the GSM modem you will need a SIM card with a contract with a mobile phone provider The GSM Link software leaves you free to select your mobile phone provider Using a modem involves additional costs Details can be obtained from telecommunications providers Not every mobile phone tariff is suitable for use with an inverter Before
50. er settings Changing the language You can select a different language for the web server from the drop down list e Select the intended language e Click on Accept to save the settings Changing the name You can assign a name of your own choosing to the inverter When connecting the browser to the web server you can then use the name instead of the serial number Access with the serial number remains possible e Type in the name you have chosen The letters a z A Z and numbers 0 9 are all permitted Umlauts spaces or special characters are not permitted e Click on Accept to save the settings Note Make a note of the new name for the inverter The name is also shown in the display of the inverter in the Settings submenu and can be changed there 01 2013 10229868 Operating manual for PIKO inverter 3 0 9 Commissioning and de commissioning Configuring the RS485 address If you have linked two or more inverters via RS485 you must set the RS485 addresses of the inverter so that each address is unique e Enter the desired address in the field Inverter bus RS485 address e Click on Accept to save the settings Changing the data capture saving interval When selecting the saving interval you have the option of a 15 minute or 60 minute period between the saving procedures The internal memory can store the data for approximately 100 days if the 15 minute period is selected and for about 400 d
51. ersists Contact support Event code 3005 red and yellow LEDs flash Event code 3006 red and yellow LEDs flash Event code 3008 red and yellow LEDs flash Fault system fault Internal AC system fault Internal system fault with respect to power limitation Internal DC system fault Device carries out a test several times and generally overrides Contact support when the fault occurs repeatedly or persists Event code 3010 red and yellow LEDs flash Fault communication Internal communication fault between control system and communications PCB Check time of day functionality of the communication PCB and the communications settings Inverter overrides despite incorrect time stamp Contact support when the fault occurs repeatedly or persists Event code 3012 red and yellow LEDs flash Fault system fault DC varistor defective Replace DC varistor Event code 3013 green LED flashes Event code 3014 green LED flashes Fault temperature Excess temperature AC DC at power level Excess temperature of processor Check installation conditions and cooling aids Contact support when the fault occurs repeatedly or persists Event code 3017 yellow LED flashes Fault generator Overvoltage at the PV generator Check the layout and installation of the generator Event code 3018 Event code 3019 Information Power limitation
52. grid If the green LED does not light up the input voltage or the power may be too low or a fault has occurred see the chapter Fault correction Note The time of day must be set on the inverter see Settings menu on page 40 This ensures that the downloaded log data have the correct time entry When the inverter is connected to a solar portal the time of day of the solar portal will be adopted 9 2 Setting up communication and accessories Perform the remaining setup using the web server of the inverter Note You can change all settings which you make at any time and as often as you like with the exception of the country of use 9 2 1 Configuring settings e Click on the Settings link 3 The Settings page is displayed settings ver 4 03 S no 0000ABC 112233 item number 10094860 language Engish 3 name Neme RS485 inverter address 255 1 220 data acquisition all 15 z minutes Switched output function SO pulse intemal consumption function 1 power limit iioo W stable positive deviation from the limit minutes run time 60 minus activation 29 number day function 2 act on limit 200 Ww deactivation imit 1100 F delay in drop in output fault 5 minutes sensors function of analogue inputs network Auto IP DHCP C manual network configuration inverter IP y p pa ad 192 168 1 subnet mas 255 255 255 0 F extemal r ust
53. hat the generated power can be used internally either entirely or in part Ce Photovoltaic module JS Y Production Feed Consumption Grid S meter meter meter Consumer devices k El Fig 6 Possible configuration for internal consumption The switch output is a potential free NO switch and can deal with a max load of 100 mA 4 AC mains cable 5 Single phase AC line circuit breaker 6 Feed meter Note An external load relay must be installed between inverters and devices No devices may be connected directly to the inverter You can find the description for the electrical connection in section Connect switch output SO Al OUT on page 26 You can find the description of the SO output configura tion for the control of internal consumption in section Setting the switch output function on page 31 Active power and reactive power control The terms There are three types of electrical power in the mains grid Active power W Reactive power Var Apparent power VA Active power Active power is that electrical power that is converted by an ohmic device Ohmic devices are devices with no coil and capacitors e g heat radiators electric stoves light bulbs The active power is registered by the usual electricity meters This means that only the active power is calculated or paid for The active power current is in phase This means that current and voltage
54. horised licensed by the utility company This includes changes to the factory preset parameters The installer must always observe the regulations of the utility company The utility company s specifications must always be observed when setting the parameters since otherwise the ENS grid monitoring will no longer function correctly 3 EU Declaration of Conformity 3 EU Declaration of Conformity ors KOSTAL EU Declaration of Conformity The company KOSTAL Solar Electric GmbH Hanferstrake 6 79108 Freiburg i Br Deutschland hereby declares that the inverters PIKO 3 0 to which this declaration refers conform to the following guidelines and standards EMC Directive 2004 108 EEC EN 61000 3 2 2006 A1 2009 A2 2009 Harmonic currents EN 61000 3 3 2008 Flicker EN 61000 6 2 2005 AC 2005 Interference resistance for industrial environments EN 61000 6 3 2007 A1 2011 Interference emission for domestic environments 2006 95 EEC Low Voltage Directive EN 62109 1 2010 Safety of converters for use in photovoltaic energy systems Part 1 General requirements EN 62109 2 2011 Safety of converters for use in photovoltaic energy systems Part 2 Special requirements for inverters This declaration applies to all identical copies of this product This declaration loses its validity if the device is modified or incorrectly connected KOSTAL Solar Electric GmbH 2012 12 18 ES PO A AER Werner Palm Dr
55. http name or for a dial in connection http wr name or http 192 168 1 51 if the inverter has this IP address You can find out how to allocate a name to the inverter or to change the name in section Changing the name gt in chapter 9 2 e Enter user name and password The factory defaults for user name and password are set as follows User name pvserver Password pvwr You can change the password in the settings of the web server at any time see section Changing the password in chapter 9 2 The user name cannot be changed e Click on OK to confirm your entry 3 The main screen of the web server will be displayed 01 2013 10229868 Operating manual for PIKO inverter 3 0 47 11 System monitoring AC power energy current xxx W total energy 0 KWh daily energy 0 kWh status off PV generator output power String 1 L1 voltage xxx V voltage xxx V current xxx power xxx W RS485 communication inverter 255 displey updete history info page settings Fig 60 Main page of the web server By clicking on the button Display update you can update the data or when operating several inverters that are linked via an RS485 network select a different inverter via its RS485 address and access its current performance data 11 2 Downloading log data With the log data it is possible to display the yield data of the PV system Malfunctions can also be determined with the log data The log da
56. ignal strength is displayed When the modem is connected incorrectly or not available No modem available is displayed Last portal Displays how many minutes ago the inverter last connection transferred data to the solar portal when the function is active No of energy Displays the number of energy pulses per time pulses unit occurring at the SO interface Table 11 Info page 34 01 2013 10229868 Operating manual for PIKO inverter 3 0 e Check whether the modem has been detected analogue modem or whether adequate reception quality at least two bars is displayed GSM modem Modem status Analogue modem identified Modem status GSM signal strength MW TITT Fig 54 Modem status e When the reception quality is too low try another location for the GSM antenna Please note that the reception quality also depends upon weather conditions Note Reception quality which is inadequate can lead to connection problems and to the GSM modem dialling into the net too often Depending on the price model of the GSM contract this can result in increased costs e Click on Back to home page to display the home page again 9 23 Disconnecting e Close the browser window to disconnect from the web server of the inverter 9 3 Handover to the operator After successful installation and commissioning give the inverter and this manual to the operator Advise the operator about the following poi
57. ion compo nents may come into contact with parts carrying grid voltage if the insulation is damaged e Only connect double insulated cables to the inverter e Fasten the cable in such a way that it cannot come into contact with the AC or DC cables ATTENTION The communication board may be damaged by electrostatic discharge e Touch a grounded point for example the holder for the housing screw connection on the bottom right before touching the circuit board Overview of the accessory interfaces Fig 37 Connections 1 Switch output SO Al OUT 2 Terminal for analogue interfaces 3 R5485 interface 01 2013 10229868 Operating manual for PIKO inverter 3 0 25 8 Installation Connect switch output SO Al OUT The switch output SO Al OUT can be occupied with the following functions 80 interface Alarm output Switching of devices internal consumption SO interface The switch output functions as a pulse output as described in DIN EN 62053 31 with a con stant rate of 2000 pulses per kilowatt hour Using a suitable receiver device such as an energy meter or a display you can record and display the energy yield of your photovoltaic system Alarm output The switch output functions as a poten tial free NC contact It opens when a malfunction occurs see Faults on page 41 Internal consumption The switch output functions as a potential free NO contact It closes when the set co
58. ional voltage supply may be required depending on the sensor Note When using the SO input the analogue inputs Aln3 and Aln4 are inactive Note If the inverter is intended for connecting a ripple control receiver you cannot connect sensors e Connect the lines to the terminal according to the terminal assignment figure 39 and table 7 gt at om z c AM a lt N22 SE 1 Z y0 lt lt lt 8 OG RS485 lt Fig 39 Cable terminal Voltage output Analogue inputs SO input energy pulse meter RS485 NORD 26 01 2013 10229868 Operating manual for PIKO inverter 3 0 8 Installation e Connect the ripple control receiver lines in accordance with the terminal assignment figure 41 and table 7 Terminal Designation Description 1 RS485 A RS485 A 2 RS485 B RS485 B 3 GND Ground for RS485 4 SO In SO input energy pulse meter 5 Aln1 Inputs for analogue sensors 0 10 V or for ripple control 6 Aln2 receivers 7 Aln3 8 Aln4 9 AGND Ground for analogue inputs and SO input 10 12V 12 V output for external sensors not potential free max 100 mA or for ripple control receivers Table 7 Cable terminal connection assignment Connecting a ripple control receiver for active power control Note The information in this section applies only to systems in Germany The inputs for analogue sensors can be used to con nect a ripple control r
59. llation settings ver 4 03 S no 0000ABC 112233 item number 10094860 language English name Name RS485 inverter address 255 1 220 data acquisition all 15 2 minutes switched output function internal consumption function 1 power limit 1100 W stable positive deviation from the limit 45 minutes run time 60 mintes activation 99 number day C function 2 activation limit 200 Ww deactivation mit 100 w F delay in drop in output fault 5 minutes function of analogue inputs sensors bd network Auto IP DHCP manual network configuration public line PP only for analog modem and PBX GSM PIN new login password repeat AAA Portal Code 7 data export MF Portal accept Fig 30 Settings page e Launch the GSM Link software This programm configures the Internet access for your PIKO inverter Inverter Host IP address http e g s081230001 or s903421 100001 or 192 168 1 1 Bus address 255 GSM Accesspoint APN Username empty if none Password empty if none Please use the information provided by your GSM mobile network provider Write new settings Fig 31 GSM Link 01 2013 10229868 Operating manual for PIKO inverter 3 0 23 8 Installation e Enter the serial number or IP address of the inverter in the Host IP address field note enter the letter S and the inverter s serial number for example http 512345FD323456
60. manual for PIKO inverter 3 0 We recommend a mains cable with the cross section 3x2 5 mm The outer diameter of the cable can be 9 17 mm the cross section of the individual conduc tors can be a max of 4 mm for flexible cables and a max of 6 mm for rigid cables For flexible cables we recommend using core end sleeves e Remove the sheath and the insulation of the mains cable as much as needed e First thread the unscrewed union nut 4 in illustration 11 and then the sealing ring 3 in illustration 11 over the cable e Guide the mains cable through the cable duct into the interior of the inverter e Thread the sealing cap illustration 12 over the mains cable The sealing cap is mandatory in Italy 8 Installation Note To connect the AC and DC cables the inverter is equipped with spring loaded terminal strips figure 13 Fig 11 Laying the mains cable 1 AC terminal 2 Mains cable 3 Sealing ring 4 Union nut Fig 12 Sealing cap for AC terminal Fig 13 Spring loaded terminal strip Fastening the cable left detaching the cable right e Connect the conductors of the mains cable to the AC terminal in accordance with the labelling figure 14 Fig 14 Mains cable connected with sealing cap 1 Sealing cap 2 Sealing wire 3 Mains cable e Place the sealing ca
61. n the Info page If a value in minutes is stated in the last connection to portal field there is a connection to the solar portal You can then register on the solar portal and use the inverter to create a system and or add the inverter to this system Entry of the portal code via the control panel e Call up the Settings menu in the main menu Feed in MPP Fig 35 Main menu menu settings selected e Goto the Communication menu and select the Portal configuration menu e Select the Code entry field with the arrow keys Portal configuration Data export Code P3421 Back Accept Fig 36 Entry of the portal code 8 Installation e Enter the portal code see section Calling up main menu and navigating on page 38 e Confirm the entry with the Accept function The data export is activated recognisable by the cross in front of Data export The name of the solar portal is shown The data export to the solar portal is executed Note Under normal circumstances the data becomes visible at the solar portal 20 minutes following the data export The transfer time can increase when the connection is impaired e g poor wireless connection 8 7 Installing accessories If available now install accessories such as sensors or ripple control receiver DANGER Risk of death due to electrical shock Single insulated cables from communicat
62. nditions are fulfilled see section Setting the conditions for switching on devices internal consumption on page 32 For more information refer also to the text and image in section Internal consumption on page 10 Max load 100 mA Max voltage 250 V AC or DC Connections Neutral polarity Table 6 Switch output technical data Note You must install a component such as an external load relay between the inverter and the consumer device Do not connect any consumer devices directly to the switch output e Connect the lines to the appropriate terminals fig 37 position 1 Connecting the SO input energy pulse meter The SO input allows you to record the pulses of an energy meter or a second inverter When using the SO input the analogue inputs Aln3 and Aln4 are inactive The web server of the inverter shows the pulses counted on the info page e Connect the lines to the terminal 4 in figure 7 according to the terminal assignment table 39 Fig 38 Example of the connection of an external energy meter at the SO In input 1 SO In input 2 External energy meter Connecting analogue sensors The inverter features four analogue inputs to which you can connect for example temperature and irradiation sensors or wind sensors The additional measured data enable a more precise monitoring of the photovoltaic system The sensors must have an output voltage of 0 10 V An addit
63. nect communication components Now install the available communication components such as an analogue modem cable etc The GSM modem is an exception since the PIN code of the SIM card must be entered before the GSM modem can be installed in the inverter with the SIM card see section 9 2 1 ATTENTION Ensure that all cables run directly over the protective plate do not protrude over the side of the protective plate and are fastened with cable ties DANGER Risk of death due to electrical shock Single insulated cables from communication compo nents may come into contact with parts carrying grid voltage if the insulation is damaged e Only connect double insulated cables to the inverter ATTENTION The communication board may be damaged by electrostatic discharge e Touch a grounded point for example the holder for the housing screw connection on the bottom right before touching the circuit board 01 2013 10229868 Operating manual for PIKO inverter 3 0 17 8 Installation 8 6 1 Connecting to the web server of the inverter e Connect the inverter with a computer as described in chapter 8 6 e Set the Ethernet interface TCP IP protocol of the computer so that the IP address automatically obtains the DNS server address To alter this setting administrator access rights may be required e Start your Internet browser and enter the letter S and the serial number of the inverter in the addres
64. nts e The position and function of the DC switch or the external DC isolator and the AC line circuit breaker e Safety when handling the device e Appropriate procedure when checking and servicing the unit e Meaning of the LEDs and the display messages e Contact person in the event of a fault 9 Commissioning and de commissioning 9 4 Switching the inverter off decommissioning When carrying out maintenance and repair work the inverter must always be de energised and secured against being switched on again The inverter is only de energised after the following work steps have been carried out IMPORTANT INFORMATION These work steps must be performed before carrying out any work on the inverter Switch off DC switch Switch off line circuit breaker For internal consumption Switch off line circuit breaker for the control of internal con sumption Secure it against reactivation Disconnect DC lines Wait five minutes discharge time of the capacitors Table 12 De energise the inverter 01 2013 10229868 Operating manual for PIKO inverter 3 0 35 9 Commissioning and de commissioning The following dangers exist when working on the inverter Danger due to electrical shock Always disconnect the device from the power supply during installation and before maintenance and repairs see Table 3 Danger due to electromagnetic fields Persons with pa
65. nturiol y Estarriol 3 Torre B despachos 2 y 3 Parque Tecnol gico de Valencia 46980 Valencia Espafia Tel fono 34 961 824 930 Fax 34 961 824 931 KOSTAL Solar Electric France SARL 11 rue Jacques Cartier 78280 Guyancourt France T l phone 33 1 61 38 4117 Fax 33 1 61 38 3940 KOSTAL Solar Electric Hellas E M E 47 Steliou Kazantzidi st P O Box 60080 1st building 2nd entrance 55535 Pilea Thessaloniki Greece EM da Telephone 30 2310 477 550 Fax 30 2310 477 551 KOSTAL Solar Electric Italia Srl Via Genova 57 10098 Rivoli TO Italia Telefono 39 011 97 82 420 Fax 39 011 97 82 432 www kostal solar electric com
66. or by means of any medium in whole or in part without prior written permission Contents Contents 1 Notes oni this manual saana aa i ee nasal sekk keen bk ee ke ee ee a 5 2 Proper Use sudanske IAEA Se E E 5 3 EU Declaration of Conformity aamaunnm erre ee eee eee raneren 6 4 Safety instructions 200 00cs0 eee eee sake a a ee bek 7 A Waming Symbols orar ad Atado eso 7 4 25 Signal WOKS a a Gace a A tot 7 43 Safety markings s re o a dd e a a doe do A yd 7 4 4 Types ofdanger A a a da di ib 7 5 Scope of delivery 222 2 eee ee ee ee ee kn 8 6 Transport and storage aa S64 2a sees eee Sete a Hee EES 8 7 Unit and system description 2 0 0c ce eee eee 9 8 Installation 00 a Se ee He eee ee ei kee ee ee a bee ee 12 8 1 HAstall tion sd pb 804k otis ides Ae walt ee eb le we Ames Me ah ned kose e alin alae 13 8 2 Bleetricalconheetionuar ies scree eae e soda ata ened eee dd 14 Sa Conn cting the AC SIG sa va sr Sa hade KAR are palta 14 8 4 Earth connection only for France narrer rv kranene 16 8 5 Connecting the DC SIS teca read 16 8 6 Connect communication componentS ssas ssaa aae 17 SK Irist lling ISCESSOM S aa vassverk eee Poor ser SLET 25 8 8 Set initial commissioning and country Of USE aa vaar rv vrak rann 28 3 9 Closing the HOUSING 4 Asa AGE GE Ga Ed 29 9 Commissioning and de commMmissSioning s sasssa asnasa evner narr rn eee 30 9 1 Switching om theinverter nam as ook
67. oth direct retrieval of the log data as well as transfer of the log data of all connected inverters is possible through a solar portal Version b To transfer the data to a solar portal with a modem first connect the inverter via the Ethernet crossover cable You will only need one modem the inverter with the modem then assumes the function of a router for the other inverters Version b with an analogue modem requires the inverter to be connected to a separate analogue telephone connection or an analogue extension of a telecommunications system This requires a telephone connection close by The inverter must be connected to the telephone connection at all times For version b with a wireless modem you will require a SIM card from a mobile phone provider There must also be adequate wireless reception at the point of installation Make sure that the APN access point name is set correctly To do this use the Settings page in the GSM Link configuration tool see section Installing GSM modem You will find a detailed description on our website ATTENTION Inadequate reception quality e g in areas with weak network coverage can lead to connection problems and to the GSM modem dialling into the grid too often Depending on the price model of the GSM contract this can result in increased costs The reception quality is also affected by the weather We recommend testing the reception with a normal
68. p on the terminal block and attach the seal The sealing cap is mandatory in Italy e Screw the union nut with inner sealing ring and plug tightly onto the cable screw connection Note The threaded cable connection seals the housing against moisture and functions as strain relief e Check whether all lines are securely connected and cannot loosen on their own 01 2013 10229868 Operating manual for PIKO inverter 3 0 15 8 Installation e Switch off the current distributor and secure the voltage supply from being unintentionally switched back on Ensure that the current distributor is de energised e Lay the mains cable from the inverter to the current distributor e WARNING Risk of fire due to overcurrent and heating of the mains cable Note the cable cross sections and the information about the line circuit breaker Install a line circuit breaker 16 A into the mains cable between the inverter and the feed meter to secure it against overcurrent e Do not switch on the voltage yet 8 4 Earth connection only for France For connection in France the inverter must be earthed as shown in the following illustration Fig 15 Earth connection only for France 8 5 Connecting the DC side The number of strings to be connected depends on the configuration of the photovoltaic system The cross section of the DC cables should be as large as possible a maximum of 4
69. purchasing the SIM data card discuss the following points with your mobile phone provider and obtain all the access data you require APN user name and password You should select a provider whose network supplies the strongest GSM signal at your chosen location The tariff must allow for packet data communication via GPRS Prepaid cards which are charged by mobile calls are not suitable Tariffs which specify particular times for data downloads cannot be used The tariff must permit a data volume of at least 5MB per month and inverter The SIM card must be activated before installation e Switch the inverter off for at least 5 minutes see chapter 9 4 Switching the inverter off decommissioning There are life threatening voltages in the inverter A in the operating state Only a qualified electrician may open and perform work on the device e Open the cover e Connect an Ethernet crossover cable to the communication board RJ45 interface network connection and connect this to the PC e Fasten the cable in such a way that it cannot come into contact with the AC or DC cables e Switch the inverter back on again e In the Internet browser enter the serial number inverter name or IP address in the address line to go to the inverter s web server e g S081230001 or e g PIKO 3 0 or e g 192 168 1 1 e Enter the PIN number on the Settings page in the GSM PIN field 8 Insta
70. quently change your mobile phone provider first enter the new GSM PIN in the web server of the inverter and then replace the SIM card in the GSM modem Changing the password You can change the preset log in password on the integrated web server e Type in the intended password The letters a z A Z and numbers 0 9 are all permitted Umlauts spaces or special characters are not permitted e Type the password into the Repeat field again e Click on Accept to save the settings Note Your old password becomes invalid immediately after the password change You should therefore note the password as a precaution Forgotten the password Our customer service is on hand to assist Note The user name cannot be changed 9 2 2 Checking sensors and modem e On the main page of the web server click on the Info page link 3 The Info page window opens Info page 1 analogue input 0 00 V 2 analogue input 0 00 V 3 analogue input 0 00 V 4 analogue input 0 00 V Modem status No modem available Last portal connection Number of energy impulses SO In 0 15 minutes Back to the main page Fig 53 Info page Entry Explanation x analogue Shows the voltage which is currently available input on the analogue input x Modem status Shows the modem status When the analogue modem is connected correctly Analogue modem identified is displayed When the GSM modem is connected correctly the GSM s
71. ring aids should avoid proximity to systems with inverters Risk of burns from hot parts Some of the inverter components can reach temperatures of over 80 C during operation Do not touch hot components Risk of fire due to hot parts Be absolutely sure to observe the conditions in the Installation chapter page 13 when choosing the installation location Burns from arcs Cables must never be removed from the device during operation as this can cause dangerous arcs First de energise the DC side then remove plug in connectors Pee bp Danger due to electrical discharge Wait five minutes after de energising the inverter s a 37 gt lt 19 ar EA SS 8 ES ASA 4 i ES 99 lt A G A a 7 4x e 1x gt 5 y 16 Le Warning Property damage Property damage to the device lost earnings or increased telephone fees can result The instructions refer precisely to the type of and remedy for potential property damage gt Table 4 Warning symbols 5 Scope of delivery The packaging contains 4 1 inverter 7 1 wall mount not for replacement devices 2 4 1 operating manual 3 1 safety notes 4 1CD 5 1 sealing cap for sealing the AC terminal mandatory in Italy 6 Installation accessories 4 Screws DIN 571 A2 6x45 4 screw anchors with a diameter of 8 mm and length of 40
72. ructions 4 2 Signal words Signal words are used to identify the severity of the danger These signal words are used in this manual Danger Serious injuries that may cause death may occur Warning Minor injuries or severe damage to property may occur Attention Minor damage to property may occur 4 3 Safety markings The labels and markings attached to the housing by the manufacturer may not be changed or removed 4 4 Types of danger Before working on an inverter the device must always be de energised The inverter is only de energised after the following work steps have been carried out IMPORTANT INFORMATION These work steps must be performed before carrying out any work on the inverter Switch off DC switch Switch off line circuit breaker For internal consumption Switch off line circuit breaker for the control of internal consumption 3 Secure it against reactivation E ad Disconnect DC lines acd 5 Wait five minutes TN discharge time of the capacitors 5 min Ae Table 3 De energise the inverter 5 Scope of delivery The following dangers exist when working on the inverter Danger due to electrical shock Always disconnect the device from the power supply during installation and before maintenance and repairs see Table 3 Danger due to electromagnetic fields Persons with pacemakers metallic implants or hea
73. s bar for example http 512345FD323456 gt The log in window opens e Enter user name and password The factory defaults for user name and password are set as follows User name pvserver Password pvwr e Confirm the entries by clicking on OK 3 The main page of the inverter is displayed AC power energy current xxx W total energy 0 kWh daily energy 0 kWh status off PV generator output power String 1 L1 voltage xxx V voltage xxx V current XXX power xxx W RS485 communication inverter 255 display update histo Y info page settings Fig 19 Main page of the web server Overview of the communications interfaces In terms of communication options four different situations are taken into account 1 Inverter configuration 2 Direct retrieval of the current yield output values and or saved log data 3 Transfer of the yield output data to an Internet solar portal 4 Remote retrieval of the current yield output values and or saved log data Situation 1 Configuring the inverter All settings relating to communication for example activation of data transfer to a solar portal can be selected directly via the display or the integrated web server In order to access the web server for configura tion you require a computer that is connected to the inverter either directly or via the network The inverter is equipped with two Ethernet interfaces RJ45 sockets for this purpose
74. ta of the inverter can be downloaded as a DAT or a txt file The log data are explained in table 19 on page 49 Procedure e On the main page of the web server click on the History link 3 A window with the options Open or Save opens Option Open the data can be opened and processed with a table calculation program Option Save the data are saved on your hard drive After saving these data can be displayed and further processed Note Regularly create backup copies of your saved log data 11 3 Displaying log data The log data include information on your photovoltaic system In order to comfortably display the log data we recommend using the visualisation software PIKO MasterControl V2 LC V2 With this software you can directly access the inverter download and display the data You can download this free of charge from the download area of our website www kostal solar electric com Note The software PIKO Master Control V2 PMC V2 cannot import DAT or txt files EPIKO Master Control V2 0 PVA 1 SOLAR ELECTRIC Irdcemation Aktuell Aurea Dat Wochenauswertung Ertrag PVA 1 07 09 2009 13 09 2009 Ertrag kWh alla Tag am wrt Fig 61 Visualisation software PIKO MasterControl V2 If you are not using visualisation software you can display the log data with any conventional spreadsheet program 48 01 2013 10229868 Operating manual for PIKO inverter
75. tatus No modem available Last portal connection Number of energy impulses SO In 0 15 minutes Back to the main page Fig 34 Info page e Ifthe Modem status GSM signal strength field is displaying at least two bars the connection is OK Activating data transfer to a solar portal e The factory setting does not include a solar portal To use a solar portal you will need a portal code The portal code for the PIKO Solar Portal www piko solar portal de is P3421 The portal code for safer Sun www meteocontrol com is P202L The portal code can be entered in two ways 1 Via the web server 2 Via the control panel Entry of the portal code via the web server e Open the web server s Settings page see illustration 30 e Enter the code for the intended solar portal in the Portal code field e Click on adopt to save the settings 3 The name of the solar portal will appear on the page The box M next to the portal name was activated automatically 3 Data transfer is now activated 24 01 2013 10229868 Operating manual for PIKO inverter 3 0 Note To end the data transfer see chapter 11 4 page 49 e Check that the connection is OK e The inverter connects automatically to the portal Enter the words go online in the Portal Code field to initialise a manual connection see Entry of the portal code via the control panel on page 25 e Confirm by clicking on adopt e Ope
76. tuses are shown on the display Display Explanation Off nput voltage on the DC side photovoltaic modules is too low Idle Electronics are ready for operation DC voltage is still too low for feed in Starting nternal control measurements according to VDE 0126 Feed in MPP easurement successful MPP control MPP maximum power point active Feed in regulated Feed in power has been regulated due to excessive device temperature Table 15 Operating statuses 01 2013 10229868 Operating manual for PIKO inverter 3 0 37 10 Inverter operating characteristics 10 4 Displaying operating values and changing settings 10 4 1 Calling up main menu and navigating In order to deactivate the screensaver and call up the main menu e press any key The background lighting of the display lights up e Press the key once again The screensaver disappears and the main menu appears 10 4 2 Navigation and entry within a menu Navigation and entry 6 I Feed in MPP Fig 56 Main menu DC menu Settings menu AC menu Current AC power Fed in daily output Operational status OaARKWBND Inthe DC menu you can call up information about the DC input side see DC menu on page 38 In the AC menu you can view current performance data of the AC output side see AC menu on page 39 In the Settings menu you can configure the inverter see Settings menu on
77. ualified electricians 9 6 Disassembly and disposal To disassemble the inverter proceed as follows DANGER Risk of death due to electrical shock There are life threatening voltages in the inverter in the operating state e Switch off the unit completely DC side and AC side before all work e Wait at least five minutes after switching off until the capacitors have discharged e Switch off the inverter as described in chapter 9 4 e Open the cover of the inverter Loosen the terminals and cable screw connections and remove all DC and AC cables e Close the cover of the inverter Loosen the screw on the underside of the inverter ana lift the inverter off the wall mount e Disassemble the wall mount Disposal Dispose of the inverter properly and in accordance with the applicable regulations The box of the inverter is made of cardboard and can be recycled as paper Plastic parts and the packaging sack can be sorted to plastic recycling 36 01 2013 10229868 Operating manual for PIKO inverter 3 0 10 Inverter operating characteristics The inverter will work automatically after commission ing meaning that regular operation is not necessary As soon as the photovoltaic modules generate suffi cient current the inverter begins feeding into the grid 10 1 Display field The inverter indicates the respective operating status through three LEDs and an display You can also query operating values an
78. uto IP DHCP Inverter 3 Auto IP DHCP Ethernet cable DSL router with DHCP server Switch hub Computer with network setting Obtain IP address automatically OD OR OM gt Network with fixed IP addresses A fixed IP address assignment Manual network configuration setting is only required in a few cases You have a local network Ethernet with fixed IP addresses and want to integrate the inverter into the network figure 51 Or you operate the inverter through a DSL connection with router and want to connect to the inverter remotely via the router figure 52 Fig 51 Network settings with manual network configuration for analogue or GSM communication subnet screen 255 255 255 0 external router 1 2 Ro Inverter with integrated modem analogue or GSM inverter 1 IP address e g 192 168 1 2 Optional additional inverters without modem inverter 2 IP address e g 192 168 1 3 Ethernet cable Computer IP address e g 192 168 1 250 Telephone connection or mobile communications antenna Fig 52 Network settings with manual network configuration for external DSL router subnet mask 255 255 255 0 M external router NOOR OM gt Inverter 1 IP address e g 192 168 1 2 Inverter 2 IP address e g 192 168 1 3 Inverter 3 IP address e g 192 168 1 4 etc Ethernet cable DSL router IP adaress e g 192 168 1 1 Swit
79. vely you can connect the inverters to each other via the RS485 interface and then only need to connect one of the inverters via Ethernet figure 23 With this type of connection the web server of the inverter connected via the Ethernet also displays the current output data of the other inverters However the web server and the stored log data are only available for the inverter connected via Ethernet Fig 23 Connecting inverters via the R5485 and retrieving performance data via Ethernet Inverters Additional inverters max 200 depending on cable length RS485 connection Ethernet crossover cable Switch hub Computer OaAKWONM 01 2013 10229868 Operating manual for PIKO inverter 3 0 19 8 Installation Situation 3 Data transfer to a solar portal The inverter can send yield data to an Internet solar portal at regular intervals To do so a the inverter must be connected to a DSL router or to a network with Internet access or b the inverter must have an integrated analogue modem or wireless modem GSM available as an accessory Version a requires a DSL connection If your inverter is located close to the building and you already have a DSL connection you can use the available connection for transfer In the case of data transfer via DSL a max of 300 inverters can be networked Note If the inverters are connected to the Internet by DSL router in the local network b
80. verter 3 0 39 10 Inverter operating characteristics 10 4 5 Settings menu Fig 59 Settings menu 40 01 2013 10229868 Operating manual for PIKO inverter 3 0 1 SW HW version Pure display like type plate FW Firmware version HW Hardware version Ul Software version of the communication board PAR Version of the parameter file 2 Factory settings In this menu the inverter can be reset to the factory setting Attention All user settings are lost during this reset However the country setting remains unchanged 3 Event messages Event messages can be faults or other events The immediately mailing option sends the event message immediately following the data capture period to an Internet portal Note When a data flat rate is not present the data transfer with a GSM or analogue modem can result in higher costs Note The menu structure shown here can differ from the menu structure shown on your device depending upon the version 10 Inverter operating characteristics 10 5 Faults The inverter interrupts the feed in and switches off in the event of a fault e Check whether the DC switch or the external DC isolator has been opened e Check if the fault is due to a grid power failure or if the fuse between the feed meter and the inverter has tripped DANGER Risk of death due to electrical shock Deadly voltages are present in the inverter Only a qualified electrician may open and perform work
81. x air throughput m8 Max noise emission dBA lt 33 Ambient temperature C 20 60 Max installation altitude m 2000 above sea level Relative humidity non condensing 0 95 Connection technology at input side MC 4 ja Connection technology at output side spring loaded terminal strip ja Table 20 Technical data cont 1 Overvoltage category II DC input The device is suitable for connection to PV strings Long feed cables out of doors or a lightning protection system in the vicinity of the PV system may make lightning protection or surge protection equipment necessary 2 Surge category Ill AC output The device is suitable for permanent connection in the grid distribution behind the meter and the line protection fuse When the connection line travels outdoors over longer distances surge protection devices may be necessary 3 Degree of contamination 3 Conductive contamination is present Dry non conductive contamination becomes conductive when condensation forms 01 2013 10229868 Operating manual for PIKO inverter 3 0 51 12 Appendix 12 2 Type plate The type plate is located on the right side of the inverter You will find the device type and the most important technical data listed on the type plate KOSTAL Solar Electric Hanferstrafse 6 D 79108 Freiburg 49 0 761 47744 100 www kostal solar electric com DC input Unrp XXX XXX V 55 AC output XXXXXXXX

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