StecaGrid Control N1 StecaGrid Remote Installation and operating
Contents
1. Err 42 Grid synchronisation is not possible Notify the installer if this error message persists Err 43 Internal defect Notify the installer Err 44 Insufficient power for switching to This message disappears under strong active solar irradiation 1 See also Section 8 3 p 15 2 See also Section 8 2 p 13 3 See also Section 8 1 13 Maintenance The devices require no special maintenance 14 Disposal The devices have a very long service life are are constructed from recyclable materials gt At the end of it s life cycle the product must be disposed of in accordance with the applicable regulations and recycling possibilities gt 2 LRO6 or AA batteries are used for providing power to the remote display When exhausted these batteries are to be disposed of as special waste 15 Exclusion of liability The manufacturer can neither monitor compliance with this manual nor the condi tions and methods during the installation operation usage and maintenance of the inverter Improper installation of the system may result in damage to property and as a result to bodily injury Therefore we assume no responsibility or liability for loss damage or costs which result from or are in any way related to incorrect installation improper operation or incorrect use and maintenance Similarly we assume no responsibility for patent right or other right infringements of third parties caused by usage2. StecaGrid 300 500 DC voltage inputs solar module connections AC voltage output AC connection DIN rail AC voltage output for grid feeding StecaGrid Control N1 monitoring unit Data connection LED O Self Test button no function in StecaGrid Control N1 Main switch EN 7 1 Installing the monitoring unit d One or more StecaGrid 300 500 inverters are mounted on DIN rails see the inverter instructions d Space for a monitoring unit exists on the DIN rails to the right of the inverters Fig 1 Installing the monitoring unit Danger Risk of death by electrocution e Always observe the safety measures described in Section Mounting method p 8 when working on the solar system Do not touch bare cable ends 1 Insert the AC connection and data connection on the right side of the rightmost inverter Connection is supplied with the StecaGrid 300 500 inverters 2 Fasten the monitoring unit to the DIN rails as follows a Slide the monitoring unit fastening clip at the lower rear downwards as shown in the adjacent figure 746 490 12 41 9 EN b Hook the monitoring unit first onto the upper rail and then onto the lower rail c Slide the monitoring unit towards the left as far as it will go until it lies adjacent to the rightmost mount ed inverter The AC connection and data connection must latch into place on both units d
3. Output side 230 V AC AC contact plug Wieland Electric GST 18i3V Mating plug included in delivery Main switch Yes Display Yes Dimensions H x D x W 250 x 175 x 70mm Weight 1 75 kg Own consumption 2 7 W Standards and certification marks EMC Emission EN 50081 1 EN 55014 and EN 55022 Interference immunity EN 50082 1 Safety EN 60950 Degree of protection IP 20 Grid monitoring none Certification mark CE mark 1 Both connection plugs are supplied with the inverter 11 2 StecaGrid Remote Display of StecaGrid Control N1 Transceiver 868 MHz ISM Power supply 2x LRO6 AA Range approx 100 m indoors approx 300 m outdoors Dimensions H x D x W 140 x 103 x 35 mm Weight 0 23 kg Standards and certification marks HF transmission EN 300 220 Degree of protection IP 20 11 3 AC cables and line circuit breakers AC cable conductor cross section Line circuit breaker 1 5 mm2 B16 2 5 mm B16 or B25 20 746 490 12 41 12 Correction of faults 12 1 Display messages During installation and operation situations deviating from normal behaviour may occur These deviations are indicated by an error code on the display The following applies to the error codes e Most error codes are only for informational purposes and can be explained by the cur
4. StecaGrid Control N1 Monitoring Unit StecaGrid Remote Remote Display Installation and operating instructions EN Contents General safety instructions System overview Introduction Proper usage About these operating instructions Contents Target group Symbols and markings Device description Introduction Advantages Mounting method Installing the monitoring unit Wiring the AC plug Initial commissioning Monitoring unit Remote display with 1 monitoring unit Remote display with 2 or 3 monitoring units Operation Monitoring unit Remote display System expansion ONN rd OU un un P P P Expansion of an existing monitoring unit with a remote display 19 Replacing a monitoring unit Expanding from 2 to 3 monitoring units Technical data StecaGrid Control N1 StecaGrid Remote AC cables and line circuit breakers Correction of faults Display messages System messages Error messages Maintenance Disposal Exclusion of liability Commercial and legal guarantee conditions Contact Notes 746 490 12 41 EN 1 General safety instructions Warning Risk of death by electrocution The unit may only be connected to the grid by qualified personnel in accord ance with the regulations of the local power authority e This document is part of the product e Use the device only after reading and understanding this document e Keep this document in a safe place for the entire service life of the
5. 1 TA Fig 2 Implement display of the monitoring unit in the remote display 746 490 12 41 13 EN Procedure 1 Switch off the monitoring unit at the main switch 2 Use a screwdriver to remove the display unit 3 Position the transmitter The protruding part of the circuit board fits in the lower part of the monitoring unit housing Switch on the monitoring unit at the main switch 4 Open the remote display the receiver and mount the display 5 Insert the batteries When the receiver module is located within the range pis oe H of the transmitter after completing the display test the ILI display shows the detected connection rF 1 After this the system configuration is displayed three b Sosy ty times number of detected irradiation sensors tempera ULT ture sensors and inverters I IRRAD e IRRAD at STANDBY A y TEMP SE oo000 e POWER Number of existing inverters here 02 II Ll After this the display switches to Total energy ta mi STANDBY p 6 Now bring the remote display to the desired mounting H nam location pii 7 Briefly pressing the button calls up new information whereby the status of the antenna symbol can be used to recognise that the communication has occurred success fully The antenna symbol is displayed permanently The connection is ok and the unit can be mounted Antenna symbol flashes No valid information is re ce
6. Inverter removed If an inverter is be detected after 48 hours then the removed then replace this as soon as monitoring unit regards this as a fault possible Err 3 Err Internal defect Notify the installer 8 Err 9 Too many inverters are connected Limit the number of interconnected If too many inverters are connected inverters per row to a maximum of 5 to the communications bus then Connect the remaining inverters to their correct functioning can no longer be own monitoring unit 1 guaranteed 22 746 490 12 41 Err 10 More than 4 sensors are connected Limit the number of sensors to a maximum of 2 irradiation sensors and 2 temperature sensors Err 11 The total AC power exceeds the Limit the number of interconnected maximum permissible value inverters per row to a maximum of 5 Connect the remaining inverters to their own monitoring unit 1 Err 12 Internal fault This can be a temporary problem with an Err 16 external cause Check to see if the mes sage disappears after 48 hours If this is not the case then notify the installer Err 17 Not used Err 24 Err 25 No connection to the remote dis Battery fault Check the batteries try a play new set of batteries In the case of atmospheric interfer No reception Attempt to achieve a ence and poor transmission condi connection with the remote display in a tions the communication
7. Slide the fastening clip upwards once more The moni toring unit is now mounted 7 2 Wiring the AC plug The grid feed cable is connected via the AC plug to the grid feed AC output connection in Fig 1 The AC plug is supplied with the unit Information on the pin assignments us provided on the plug 10 746 490 12 41 OFF STANDBY vm Om IRRAD TEMP POWER ENERGY D W M Y IRRAD TEMP POWER STANDBY IRRAD STANDBY TEMP STANDBY POWER d EN 8 Initial commissioning 8 1 Monitoring unit Function When switched on for the first time the monitoring unit performs the following steps 1 2 Display test All symbols illuminate at the same time for approx 2 seconds The monitoring unit detects the units that are connected to the system irradiation sensors temperature sensors and inverters During the process the display shows the following information init IRRAD and TEMP while searching for sensors init and POWER while searching for inverters Once all system components have been detected the display shows the system configuration in 3 steps IRRAD no irradiation sensors found TEMP no temperature sensors found POWER number of detected inverters 1 Note The possibility of connecting irradiation and temperature sensors is not implemented 4 After displaying the system information the displa
8. is ok Y 18 746 490 12 41 EN 10 System expansion One of the advantages of the Steca inverter system is that it can be expanded at any time This is described below 10 1 Expansion of an existing monitoring unit with a remote display To expand the system with a remote display follow the instructions below depending on the number of existing monitoring units Number of moni Instructions toring units 1 Monitoring unit Section 8 2 p 13 and Section 9 2 p 16 2 or 3 monitoring Section 8 3 p 15 and units Section 9 2 p 16 When expanding the following applies e The information on the total amount of kWh generated is retained and is included in the calculation of total values e The information on kWh periods is reset at the time the remote display is installed 10 2 Replacing a monitoring unit When replacing an existing monitoring unit proceed as de scribed in Section 8 3 p 15 10 3 Expanding from 2 to 3 monitoring units To expand a system with 2 monitoring units to a system with 3 monitoring units proceed as follows 1 Mount the display unit of the remote display on the new third monitoring unit 2 Continue as described in Section 8 3 p 15 746 490 12 41 19 EN 11 Technical data 11 1 StecaGrid Control N1 Input side 230 V AC AC connection Wieland Electric GST 18i3V 1P1 Data Steca data connection 1
9. mounted directly on the monitoring unit The display shows the kWh generated and any system messages that may oc cur The StecaGrid Remote receives the information from the monitoring unit via a wireless connection In addition to the information from the monitoring unit other information is also displayed on the remote display such as the current sys tem output and the energy generated per day week month or year 746 490 12 41 7 EN 7 Mounting method Danger Risk of death by electrocution Always observe the fol lowing safety measures when working on the photovol taic system e The monitoring unit may only be connected to the grid by qualified personnel in accordance with the regulations of the local power authority e When working on the photovoltaic system discon nect the inverter or monitoring unit from the power supply via the circuit breaker e Make sure that the power supply cannot be unin tentionally switched back on e Lay the cable such that the connection cannot come loose accidentally e The inverter and monitoring unit must not be opened Only the remote display unit may be opened to insert the display and the batteries A Warning Do not install either unit e outdoors e in damp rooms e In rooms which are too hot e In dusty rooms e in rooms where highly flammable gas mixtures can occur Observe the protection class of the devices see Sec tion 11 p 20 8 746 490 12 41
10. of this inverter The manufacturer reserves the right to make changes to the product technical data or installation and operating instructions without prior notice 16 Commercial and legal guarantee conditions Guarantee conditions for products from Steca Elektronik GmbH 1 Defects in materials and workmanship The guarantee only applies to defects in materials and workmanship insofar as these can be attributed to inadequate professional ability on the part of Steca Steca reserves the right at its own discretion to repair adapt or replace the faulty products 2 General information In accordance with statutory regulations there is a 2 year legal guarantee on all prod ucts for the customer For this Steca product we provide a voluntary 5 year commercial guarantee to the specialist dealer from the date of invoice or receipt The commercial guarantee applies to products purchased and operated in EU countries or Switzerland The commercial guarantee is also available in some countries outside the EU and this can also be ex tended Ask Steca about the commercial guarantee available in your country The legal guarantee entitlements are not restricted by the voluntary guarantee To be able to make a claim under the guarantee the customer must provide proof of purchase payment receipt If a problem arises the customer must contact his or her installer or Steca Elektronik GmbH 3 Guarantee exclusion clause The guarantees on products f
11. 01 signals error code 40 The grid voltage lies tat outside the normal working range Display Type Description STANDBY ve Data Information on the set parameter e g Output HI HUT omg _ ow Err2 System message 2 UO UU ee meim 102 40 Inverter 02 from System A signals error code 40 The grid Lt HOI voltage lies outside the normal working range IIUL 10 aam ou o Data Information on the set parameter e g ENERGY W en L win ergy per week 12 3 Error messages Error messages are displayed as follows in this case Err 1 STANDBY The following table describes the error messages Erri Open circuit or defect in the re Notify the installer quired hardware Err 2 Open circuit or defect in the existing No error The error message disappears hardware The inverters switch off after the system has been manually when insufficient irradiation is present switched off and on again The monitoring unit then regards these Hardware defect When the error mes as no longer present However these will sage is permanently displayed then this become active on the next day and will indicates an error in the Monitoring unit be detected by the monitoring unit as the cabling or an inverter Notify the properly functioning inverters If a previ installer ously detected inverter can no longer
12. 2 41 27 746490
13. ally shows the number of irradiation sensors the number of tempera ture sensors and the number of inverters inverters that are nor active or are in Standby e g due to inadequate irradiation are not included e When the system does not contain any irradiation and or temperature sensors then the corresponding menu set tings are skipped e The battery symbol flashes when the battery voltage drops below the nominal value When this occurs the batteries should be replaced within the next 3 months After the batteries have been replaced the remote display must be restarted as described in Section 8 p 11 e The kWh day meter starts running as soon as the sys tem is operational The weekly and monthly meters are 16 746 490 12 41 EN incremented each evening by the total energy generated on the respective day The year meter is incremented once a week by the total energy generated in the respective week e When the respective period expires e g 7 days for the week 30 days for the month and 52 weeks for the year the relevant old information is deleted so that the run ning totals are always correct for each respective period e Since the annual total is not updated until the end of a week and the weekly and monthly totals re updated at the end of each day the value displayed for the annual total may initially be smaller than the weekly or monthly total Parameter Description Display seg
14. ays operating states 6 746 490 12 41 StecaGrid Control N1 monitoring unit Remote display StecaGrid Remote EN 6 Device description 6 1 Introduction The monitoring unit and remote display monitor the output of your photovoltaic system and show the results on the display A special function of the Monitoring unit is the integrated main circuit breaker The Remote display allows all system information to be displayed at distances of up to 100 m indoors or 300 m outdoors from the monitoring unit 6 2 Advantages Well thought out operating convenience The monitoring unit is used for monitoring the photovoltaic system The data total energy and system messages is dis played on the LCD display An optional wireless remote data transmission system is also available The remote display can be installed in any desired location allowing extra system information to be called up at any time from the desired location Simple installation The monitoring unit is installed in a DIN rail to the right of the inverters Safety e The main switch on the monitoring unit disconnects con nects the entire system from to the mains grid e The self test checks that the monitoring unit disconnects the inverters from the mains grid within the specified time when the permissible voltage or frequency values are exceeded Extension of functionality In the basic version with a monitoring unit the display is
15. can be different position 2 interrupted for brief periods In this Other errors Notify the installer case wait until the conditions have improved Err 26 The display has not been configured Install the display in a monitoring unit for a monitoring unit This means and perform initial commissioning on that the display has not yet been this unit gt installed in a monitoring unit while the unit was initially commissioned Err 27 Internal fault Notify the installer Err 28 Not used Err 39 Err 40 The grid voltage lies outside the No error When switching on the invert permissible tolerance range er this message may be displayed and Grid frequency variations are rare In then disappear after approx 10 seconds Europe The error message there Poor contact Check that all plug con fore usually relates to a complete nections between the inverters and the absence of voltage monitoring unit are correctly installed and their pin contacts are ok The in verter number provides an indication of the location of the faulty connection The LED of the affected inverter does not illuminate constantly but rather flashes briefly Err 41 The grid frequency lies outside the If an external cause cannot be found permissible tolerance range Notify the installer Grid frequency variations are rare In Europe If this occurs the most likely cause is that connection to the electricity plant is interrupted 746 490 12 41 23
16. device Pass this document on to subsequent owners and operators of the device e Improper operation can reduce the yields of the solar system e The device must not be connected to the AC power lines if it has an open or damaged casing e If one of the following components is damaged immedi ately take the device out of operation and disconnect it from the mains grid and modules The device not functioning visible damage smoke etc Cables Modules The system must not be switched on again until The device has been repaired by a dealer or the manu facturer Damaged cables or modules have been repaired by a technical specialist e Observe the prescribed conditions of use see Sec tion 11 p 20 e The permitted ambient conditions at the installation site in particular the specified protection class must not be exceeded e Ventilation openings must never be covered or closed e Factory labels and markings must never be altered re moved or rendered unreadable 746 490 12 41 3 EN 2 System overview Solar modules Inverter Monitoring unit Remote display 3 Introduction This document contains the installation and operating in structions for the StecaGrid Control N1 monitoring units and the StecaGrid Remote remote display The Steca grid connected system is easy to put together from a range of matching components The system consists of MiniString inverters and monitori
17. ived Reception can be improved as follows e Move the remote display by 10 20 cm e Mount the remote display much closer to the transmitter Note The range of the transmitter is tuned to suit usage in normal homes Heavily absorbent walls or floors concrete can limit the range 14 746 490 12 41 EN 8 3 Remote display with 2 or 3 monitor ing units 1 Start initial commissioning of one of the systems hereaf ter known as System A Perform only the steps 1 to 3 in Section 8 2 2 Replace the monitoring unit display of the next system System B with the display from System A 3 Perform initial commissioning of System B as described in step 1 for System A 4 Replace the monitoring unit display of the next system System C with the display from System B 5 Perform initial commissioning of System C as described in step 1 for System A non R 6 Perform steps 4 to 7 in Section 8 2 The following ap oana plies 4 After the display test the number of HF connections a that have been established is displayed rF 2 or rF 3 r L 4 The system is now ready for operation e The specified output and power values are now the respective summed values of the three individual e oe a systems HLL 4 System messages are displayed alternately LI e Error message Err and the error number e System letter A B or C A b C inverter number nnm Wis S and erro
18. ments Switching on All segments are visible for 2 OFF STANDBY wm Ca WW seconds CU ae Ge So kWh LLL IRRAD TEMP POWER ENERGY D W M Y Energy since Total energy in kWh since Cae ay installation commissioning UH mmm kWh i oe ENERGY Current Current AC power of the STANDBY Low system output system 1 II emm WwW HI POWER Energy per day Total energy generated today CINE m from 00 00h to the current C time Wn i S ENERGY bt Energy per week Total energy generated over ACTIVE wm the last 7 days 1 II a C eme kWh POWE ENERGY Ww Energy per month Total energy generated over FE STANDBY ACTIVE D the last 30 days tau Lem a kWh UH ENERGY M Energy per year Total energy generated over TO mem the last 52 weeks IOOC ee kWh IUUL ENERGY N 746 490 12 41 17 EN Parameter At the same time as the parameters above the following operating states are also displayed Description Display segments Active At least one inverter is feeding energy into the grid ACTIVE Standby At least one inverter is in STANDBY Standby and no inverter is active off No inverter is active or in Standby OFF Additional display messages Battery When the battery symbol in the display flashes then the battery must be replaced soon HF transmission When the antenna symbol is visible then the data com munication
19. mpany Aeca La soci t Steca Elektronik GmbH Mammostra e 1 87700 Memmingen Germany www steca com erkl rt in alleiniger Verantwortung dass folgendes Produkt Anzeigeeinheit hereby certifies on its responsibility that the following product StecaGrid Control N1 se d clare seule responsable du fait que le produit suivant auf das sich diese Erkl rung bezieht mit folgenden Richtlinien bzw Normen bereinstimmt which is explicitly referred to by this Declaration meet the following directives and standard s qui est l objet de la pr sente d claration correspondent aux directives et normes suivantes Elektromagnetische Vertr glichkeit Richtlinie 2004 108 EG Electromagnetic Compability Directive Compatibilit l ctromagnetique Directive Niederspannungsrichtlinie 2006 95 EG Low Voltage Directive Directive de basse tension Europ ische Normen 777 European Standard Norme europ enne DIN EN 55 022 DIN EN 60 950 1 DIN EN 61 000 3 2 DIN EN 61 000 6 1 DIN EN 61 000 6 3 Die oben genannte Firma halt Dokumentationen als Nachweis der Erf llung der Sicherheitsziele und die wesentlichen Schutzanforderungen zur Einsicht bereit Documentation evidencing conformity with the requirements of the Directives is kept available for inspection at the above company En tant que preuve de la satisfaction des demandes de s curit la documentation chez la soci t sousmentionn e Memmingen 10 10 2012 746 490 1
20. ng remote displays The system is technically state of the art environmentally friendly and functional It is also easy to install and can be expanded as required See www stecasolar com for current information on our com prehensive range of products We wish you every success in installing and using the system 4 Proper usage The optional StecaGrid Control N1 monitoring unit and StecaGrid Remote remote display may only be used with StecaGrid 300 500 inverters and within the permitted ambient conditions The total power of StecaGrid 300 or StecaGrid 500 connect ed to a StecaGrid Control N1 must not exceed 3 600 W 4 746 490 12 41 EN 5 About these operating instruc tions 5 1 Contents These instructions contain all the necessary information for installing and operating the StecaGrid Control N1 monitor ing unit and the StecaGrid Remote remote display Consult the following documents for information on installing other components e The Steca instructions for the StecaGrid 300 500 inverters e Instructions from the respective manufacturers of the remaining components such as photovoltaic modules DC and AC cabling and other accessory devices 5 2 Target group The target audience of this manual are technical profession als who e have the knowledge of terminology and the skills neces sary for setting up and operating photovoltaic systems e have the necessary training knowledge and experience and k
21. nowledge of the applicable regulations in order to evaluate and recognise the dangers inherent in the fol lowing work Installation of electrical equipment Production and connection of mains grid power sup ply cables End customers are only permitted to perform normal operat ing functions see Section Operation p 16 746 490 12 41 5 EN 5 3 Symbols and markings This document contains the following symbols and markings 5 3 1 Warning and operating notes Warning and operating notes commence with a combination of a symbol and a keyword followed by the explanation Symbols Se OG General danger warning Manual A Danger from electricity Manual Keywords Danger immediate danger of death or serious bodily injury Warning possible danger of death or serious bodily injury Caution possible danger of light or medium bodily injury Notice possible damage to property Example Warning Risk of death by electrocution e When working on the photovoltaic system discon nect the inverter from the power supply e Make sure that the power supply cannot be unin tentionally switched on 5 3 2 Labels used in the text Label Description gt Single step Wig e SE Several steps in sequence J Condition for action italics Emphasis light bold Emphasis heavy italic underlined Cross reference Courier Designation of product elements such as buttons displ
22. o that cleaning or repair is no longer possible The warranty stated in these operating instructions only applies to consumers who are customers of Steca Elektronik GmbH or of resellers authorised by Steca Elektronik GmbH The guarantee mentioned here is not transferable to a third party The cus tomer shall not transfer his rights or responsibilities resulting from this in any way without the prior written approval of Steca Elektronik GmbH Furthermore Steca Elektronik GmbH shall in no case be liable for indirect damage or loss of profit Unless otherwise specified by any applicable compulsory legislative regulations Steca Elek tronik GmbH shall also not be liable for any other damages other than those for which Steca Elektronik GmbH has hereby explicitly accepted liability EN 17 Contact In the case of complaints or faults we request that you contact the local supplier from whom you purchased the product They will help you with any issues you may have Europe Steca Elektronik GmbH Mammostrasse 1 87700 Memmingen Germany Phone 49 700 STECAGRID 49 700 783224743 Monday to Friday from 08 00 a m to 4 00 p m Fax 49 8331 8558 132 Email service stecasolar com Internet www stecasolar com 18 Notes 26 746 490 12 41 Certificates EU KONFORMITATSERKLARUNG EC DECLARATION OF CONFIRMITY DECLARATION DE CONFORMITE DE LA CE Zertifikat Certificat Certificat Nr 025 1012 Die Firma The co
23. r code IOC IL Example see adjacent Fig Err 1 A02 40 nF STANDBY _ wi Err Z b01 44 WOU LI E More information on this is provided in Sec tion 12 1 p 21 ACTIVE I IW OOOO UU LI 746 490 12 41 15 EN 9 Operation 9 1 Monitoring unit 9 1 1 General information The monitoring unit functions fully automatically 9 1 2 Information on the display During normal operation the display shows the total amount of energy supplied by the system In certain situations special system messages are shown on the display er ror codes More information on this is provided in Sec tion 12 1 p 21 9 2 Remote display Read the system information from the remote display as follows 1 Press the menu button briefly to call up the current infor mation from the monitoring unit The antenna symbol disappears briefly and then the cur rent value of the first parameter is displayed 2 Press the menu button again within 10 seconds to display the current value of the next parameter The parameters are described in the table at the end of this section Observe the following points when operating the unit e H the menu button is not pressed then new information is called up every 10 minutes This can also be recognised by the brief disappearance of the antenna symbol e When the menu button is pressed and held for 5 sec onds the remote display calls up new information via the system configuration The display sequenti
24. r minute to see if the configu ration has changed Newly detected units are included in the system Units that have not reacted for an excessively long time 48 hours are indicated by a system message see system message 2 Procedure d d d 12 All the measures described in Section Mounting meth od p 8 have been completed The installation measures described in the inverter in structions have been fully completed The display is located in the monitoring unit Switch the main switch of the monitoring unit to I on After approx 5 seconds the LED on the monitoring unit illuminates When sufficient solar irradiation is present the inverters begin feeding electricity into the grid The inverters are activated in the next 20 seconds LEDs on the inverters illuminate The monitoring unit performs the steps described in Section Function p 11 only during the day and when sufficient irradiation is present 746 490 12 41 EN 8 2 Remote display with 1 monitoring unit Function To be able to use the remote display Fig 2 the moni toring unit display must be implemented in the remote display To do this the display must have been present in the monitoring unit when it was switched on for the first time Notice Danger of damage Remove the batteries from the remote display if a display unit is not installed e kr Kk 7 e A O e S
25. rent situation see Section 12 2 Example Error code 40 occurs when the system is not connected to the grid e Other error codes indicate possible incorrect operation of the unit during installa tion or initial commissioning e Very few error codes indicate a problem that needs to be corrected by the installer see Section 12 3 The error codes and corrective measures to be taken are listed below Notes During periods with little solar irradiation e g mornings or evenings messages regarding the switching on and off of inverters may be displayed This is normal and these messages then disappear automatically 12 2 System messages System messages appear automatically on the display regardless of whether this is located on a monitoring unit or a remote display unit The following applies e System messages are displayed together with the currently set parameter values in an alternating sequence e If several system messages are present then these are displayed sequentially e An exclamation mark is shown on the display while a system message is active e System messages are displayed together with the number of the inverter where the message comes from The following table describes the different types of system message Display Type Description zue ov Data Information on the set parameter e g Total energy ICH LD III JL STANDBY Err 1 System message 1 UU Lt STANDBY E 01 40 Inverter
26. rom Steca Elektronik GmbH described under point 1 are not valid in the event that the fault is attributable to 1 specifications designs accessories or compo nents added to the product by the customer or at the wish of the customer or special instruc tions from the customer relating to the production of the product the connection of parts of Steca products with other products that are not explicitly approved by Steca Elektronik GmbH 2 modifications or adjustments to the product by the customer or other causes due to the customer 3 incorrect arrangement or installation incorrect or careless handling accident transport overvoltage storage or damage caused by the customer or other third party 4 unavoidable accident fire explosion construction or new construction of any kind in the environment where the product is located due to natural phenomena such as earthquakes flooding or storms or any other cause outside the control of Steca Elektronik GmbH 5 any other cause that could not be foreseen or avoided with the technology used in manufactur ing the product 6 if the serial number and or the type number has been manipulated or rendered unreadable 7 the use of the solar products in a movable object for example ships mobile homes or others 8 failure to conform to the instructions on care and maintenance of the product as recommended by Steca in the operating instructions 9 damage soiling or painting of the casing s
27. y shows the Total energy generated by the system The following applies When one or more system messages are displayed alter nately e g Err 1 and 01 40 then the grid voltage of inverter 01 lies outside the specified range At this point this is not an error because 230 V was not present when the monitoring unit was switched on ans the inverter must wait 20 seconds before it can become active The system messages disappear after a short period of time An exclamation mark is displayed when at least 1 system message is present More information on this is provided in Section 8 2 p 13 and Section 12 1 p 21 746 490 12 41 11 EN Notes The detected inverters are numbered sequentially starting with the number 1 Inverter number 1 is always the right most inverter directly next to the monitoring unit Invert ers that are installed later must be mounted to the left and these receive the next highest number respectively When one or more inverters cannot be switched to Active or Standby due to a lack of irradiation then the moni toring unit cannot find these inverters and the total number of detected inverters will be less than the actual number of installed inverters Once the irradiation is suf ficient the relevant inverter is detected once more The number of detected inverters must always agree with the number of inverters with illuminated or flashing LEDs The system checks once pe
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