SolCasa series A - 3xl SolarSolutions
Contents
1. N Rear view Appendix Page 43 Amphenol Helios H4 connector CAUTION 1 The connector must be isolated and disconnected from the power supply during the assembling or disassembling process 2 Do not disconnect under load 3 The use of PV cable is recommended 4 The use of tin plated cable is recommended 5 The connectors are IP68 rated Multifunction connector Singatron 2CT3032 W08300 1 RS 485 5 USB D 2 RS 485 6 SGND 7 Alarm Output 4 USB D Pin Assignments Plug Front View Pin 3 5 volts can supply a maximum of 500mA RS 485 connector Singatron 2CT3032 W04300 7 3 RS 465 aes Pin Assignments Plug Front View Appendix Page 44 i Cables Multi function cable RS 485 mm I 1 RS 485 RS 485 2 RS 485 5V 3 3 5V USB D mm 4 USB D 5 5 Pin Assignments USB D me USB D Plug Front View 6 SGND Oa SGND 7 Alarm Output I Alarm Output Not connected 8 8 Not connected RS 485 cable gt RS 485 connector to 2 oe RS 485 connector Baar PA JON elv ely Pin Assignments RS 485 RS 485 Pin Assignments Plug Front View Plug Front View RS 485 cable Multi function connector to RS 485 connector RS 485 RS 485 EN elv Pin Assignments Plug Front View Pin Assignments Plug Front View RS 485 a RS 485 Cable shield SGND m Note 1 Ca2. MPPT voltage range 125 500 V 150 500 V 150 500 V 150 500 V 150 500 V Turn off DC voltage 110V 110V 110V 110V 110V Absolute Maximum Total PV Array 15 A 18 8A 18 8A 18 8A 18 8A Short Circuit Current 2 Number of DE connections 2 2 pp RP MC4 or Amphenol Helios AC Output Data Plug in connector Amphenol S30 SD03 S10 001 U F 0 0 Max efficiency 97 4 97 5 97 5 97 6 97 6 Euro efficiency 96 5 96 8 96 8 97 0 97 0 MPPT adaptation efficiency gt 99 5 Appendix Page 40 Appendix Page 41 Wi Fi Option Specifications Internal Board antenna Data collection intervals 5minutes Default 1 15minutes Optional UART 12000bps 57600bps RS485 RS232 1 160 Optional Working voltage DC 3 3V DC 5V DC 5 5 25V 5 I70mA 300mA 3 3 Dimension L W H 25mm 40mm 3mm FG CE Appendix Page 42 Connector details AC connection The inverter is equipped with a water proof direct plug in connector for the AC connection at the bottom of the inverter Plug supplied AC cable should be copper 4 mm minimum Calculations are required to determine the resistance between the switchboard and the inverter which is required to be less than 20 This is required for the anti islanding to function correctly The AC connector supplied is able to take wire sizes 2 5 mm to 6 mm The connector type is an Amphenol 30 SDO3 10 001 U F T Oo Live ik Neutral
3. SLD POWER We make a different PU inverter SolCasa A T series Transformerless PV Grid Connected Inverter User Manual Version 1 0 3XL SolarSolutions BV Haarlemmerstraatweg 73E 1165 MK Halfweg the Netherlans Tel 31 0 6 42 46 92 46 Email service 3xl solarsolutions com Web http www 3xl solarsolutions com Table of Contents ABOUT TAS MANUAL sea E E 1 COMPINGNCES nicchia 1 inverters covered bvthnismanUugi simana ara a 1 Storage f the Manual Sebenico ielbcbhbalboa 2 Svmbols Used 3 INTRODUCTION SJ 4 FEE are 4 VIEW OF thEInVerler un 2 TRE 6 INSTALLATION ve 8 UNDGCKING the Inverter ee 8 installation NOS uccise 12 TyPICarINS tOO ociera e UTE E VATA E AT E EAA 15 MOUNTING henver oenen anena A O NG 16 OPERATION ee ee 20 GENEAN irea o aA E A A E A A O ET E TOO 20 Dual MPPT power divide configuration scescceecceccecccscceccncccscceccecccscceccesccscceccesccscceccesccscceccescesccecceccosces 24 INVERTER Wi Fi and RS 485 CONNECTION CONFIGURATIONS sesesesesessscsececeseseecececese 25 Inverter connection RS 485 ersen er nnee O O AET OE T E O O EE 25 Configuration using Wi Fi no internet na Er 26 Configuration with Wi Fi inside the inverter internet cccscccccccscccscccsccecccecccscccscccscccsscesccnscceccoeccoecees 27 Configuration with Wi Fi inside the remote display internet ccccccccscccccecccecccscccscccscccsccecccecccecccecees 28 MAINTENANCE een 29 cieanino
4. a Mm re mer m 7 3 gt U O a ID 01 Rate baud 19200 USER ADMIN s Power Config Blue arrow press ENT button gt for longer than 2 seconds Pl Green arrow press the ENT button for less than 2 seconds USER 2353 ADMIN Daily Monthly en See table Manual Operation Section Dual MPPT configuration IDset range 01 10 RS 485 default 01 a Note you will only see paramater on change if OV UV are changed from their countries default 9600 default 19200 Select voltage in the range listed using the ENT key T O 1A n D Use ENT to select model Note RS485 ID XX country and numbers lt ID 00 is reserved for the bus controller Remote Display nn l 2 ID 01 10 is the range for inverters monitored by the remote display Parameters Parameters Parameters ID 29 is reserved for the VDE AR 4105 power control box Note The inverter type is Q ID 00 31 can be set read from hardware S Su gt Remote Display The remote display is functionally the same as the Graphical Display except it has the ability to monitor up to 10 inverters It has its own built in Aural alarm A remote reset can be sent to any of the monitored inverters Alarms from individual inverters can be turned off and on The built in Alarm can also be silenced The remote display can be powered from an inverter or by a local power supply The remote display can have an optional Wi Fi With the Wi Fi in the remote disp
5. inverter can be cleaned using a long bristled brush If necessary use warm soapy water to clean If any problems are found please contact your qualified service person i General maintenance Maintenance can be carried out by a qualified service person If any repairs are required then only a qualified service person should do the repairs With the unit OFF See powering off the inverter Visually check cables plugs connectors switches and connections to the inverter to make sure there are no damaged or deterioration of the covers and insulation or signs of heat damage around connectors After the heat sink is cooled down the heat sink fins on the front of the inverter can be cleaned using a long bristled brush If necessary use warm soapy water to clean Check the operation of the switches PV isolation and the inverters isolation sampling circuit breaker Installed by inverter installer Shutdown the inverter by opening both the Grid mains isolation switch and the PV isolation switch You can now turn on the PV isolation switch If there is sufficient sun light the unit will come up in standby Close the Grid mains isolation switch and you should see the inverter run the run checks before the inverter goes to the running status Notes 1 When doing checks for the PV and Grid isolation switches there needs to be sufficient sunlight that the PV array is 2150 volts 2 German models will need 10 minutes before the i
6. 4000 SCT 4600 SCT 5000 Introduction Page 6 Wi Fi Antenna The built in Wi Fi is an option It allows connection to a wireless router and or local monitoring with a smartphone tablet or PC To allow monitoring with the smartphone or tablet you can download applications from the apple store or android store PC monitoring is done with a web browser through the SolarMAN portal There is also an optional application available for the PC RS485 connector Used to connect to other inverters VDE AR N4105 power output controller or a remote display Note if a Wi Fi unit is fitted this connector is removed Multi function connector Used to connect a remote display If the distance to the remote display is within 10 meters then this port can be used to power the remote display The port can also be used as an RS 485 connection It also has an Aural alarm output USB data input output for later enhancements and a Ground and 5volts out See cables in the appendix Protective Earth connection The inverter must be connected to a building protective earth This point is used to connect the protective earth Grid connection No Display OFF The PV array voltage is less than 100V The inverter is in the standby mode Standby mode is when the PV input voltage is below the Flashing GREEN tart up voltage PVfor the inverter to output AC power Status LED Meg Solid GREEN The inverter is working normally The inverter is in a f
7. the ability to export csv files and graphical information Ability to set the grid over voltage and under voltage in some countries where grid supply is affected by long power line runs resulting in poor quality mains Remote country areas can suffer with these problems Optional remote display with function buttons The owner can mount the remote display in a position suitable for monitoring usually inside the home Multiple inverters up to 10 can be monitored from the remote display The remote display can be used to send a restart command to your inverter Connection of the remote display is done with RS 485 There is no need for an internet connection when this configuration is used With the optional display the history statistics and the last 5 minor fault codes and 5 major fault codes can be displayed Remote display has a built in aural alert for inverter faults that are non self clearing The aural alert feature can be turned off selectively when multiple inverters are used or turned off if you have a continuous alarm Using a remote display with Wi Fi allows you to connect to the internet via wireless when your inverters are mounted outside your Wi Fi connection range or where you have a poor Wi Fi signal Wi Fi inside the remote display also allows local monitoring with your smart phone or tablet Android and Apple An optional PC application is also available Optional wireless The optional Wi Fi allows loc
8. used for the remote display or a controller like a PC 2 Theremote display monitors a maximum of 10 inverters The inverters needs to be addressed in the range 01 10 3 If your inverter has a VDE AR N4105 power output controller box attached to the RS 485 bus its ID will be ID 29 this is a reserved address Viewing Information Page 36 Multiple inverter Connection Multiple inverter connection Remote Display ID 29 RS 485 RS 485 Viewing Information Page 37 APPENDIX i Inverter Specifications Single MPPT models Max PV generator power 1750W 2250W 2750W 3050W 3250W Max DC voltage 480V 480V 550V 550V 550V PV Input Operating Voltage Range 110 450V 110 450V 110 550V 110 550V 110 550V MPPT voltage range 120 450 V 150 450 V 175 500 V 200 500 V 225 500 V Turn off DC voltage 110 V 110 V 110 V 110 V 110 V 18 8A Absolute Maximum Total PV sen Lissa Array 18 8 A 18 8 A 18 8 A 18 8 A Short Circuit Current Plug in connector Amphenol S30 SD03 S10 001 U F P i Power consumption at standby Max efficiency 97 0 97 0 97 2 97 2 97 4 Euro efficiency 96 0 96 2 96 3 96 3 96 5 MPPT adaptation efficiency gt 99 5 0 0 Appendix Page 38 Appendix Page 39 Dual MPPT models Max PV generator power 3460W 4000W 4350W 4800W 5350W Max DC voltage 550V 550V 550V 550V 550V PV Input Operating Voltage a 110 450V 110 450V 110 550V 110 550V 110 550V ange
9. 2 EN 61000 6 3 EN 61000 3 3 EN 61000 3 11 EN 61000 3 2 Inverters covered by this manual SCA1500SNW SCA2000SNW SCA2500SNW SCA2800SNW SCA3000SNW SCA1500SN SCA2000SN SCA2500SN SCA2800SN SCA3000SN SCA1500SNW S SCA2000SNW S SCA2500SNW S SCA2800SNW S SCA3000SNW S SCA1500SN S SCA2000SN S SCA2500SN S SCA2800SN S SCA3000SN S SCT3200DDW SCT3680DDW SCT4000DDW SCT4600DDW SCT5000DDW SCT3200DD SCT3680DD SCT4000DNW SCT4600DD SCT5000DD SCT3200DNW SCT3680DNW SCT4000DD SCT4600DNW SCT5000DNW SCT3200DN SCT3680DN SCT4000DN SCT4600DN SCT5000DN About this Manual Page 1 i Storage of the Manual The manual should be stored with other documents belonging to the installation and must be available to people authorized to work on the installation The contents of this manual will be periodically updated or revised if necessary Please check for revisions which can be downloaded from http www sldpower com About this Manual Page 2 Symbols Used The following types of safety precautions and general information symbols are used in this manual These important instructions should be followed during installation operation and maintenance of the inverter DANGER DANGER indicates a hazard with a high level of risk WARNING WARNING indicates a hazard with a medium level of risk CAUTION CAUTION indicates a hazard with a low level of risk NOTICE NOTICE indicates additional information emphasized contents or tips to help you s
10. C login The IP address for the Admin of your wireless device is 10 10 100 254 You will see a screen that you can now enter the user name and the password User name is admin and the password is admin SolarMAN Portal With an internet connection you can setup a portal connection with SolarMAN To setup an account you will need to follow the supplied Wi Fi handbook Then go to the SolarMAN portal http www solarmanpv com portal website At the website select register and follow the instructions Once you have setup your account you can then login to your account and monitor your inverter s from anywhere you can connect to the internet Monitoring can be via the smartphone or tablet applications or from a PC using a web browser When you connect using the web browser you are able to download graphical files and csv files RS 485 connection NOTICE The RS 485 connection should be installed by a person with knowledge of computers and RS 485 1 The RS 485 connection is used for connecting multiple inverters together 2 Connect a remote display 3 Connect a VDE AR N4105 power output controller box On a RS 485 bus each device has its own unique identification number ID The remote display since it is a controller has the ID 00 By default all inverters are set to an ID 01 If multiple inverters are used then through the remote or local display the ID of an inverter can be changed RS 485 ID range is 00 31 1 ID OO is
11. NNECTION CONFIGURATIONS Inverter connection RS 485 In this configuration the monitoring of the inverter is via a remote display mounted in a place suitable for the customer E g Inside the home mounted on a wall To add more inverters to this configuration simply daisy chain the inverters using the RS 485 Monitoring of up to 10 inverters with the remote display Inverter connection RS 485 Note Inverters can be dded using RS 485 The controller box is only PEER NE required in countries that follow the German standard VDE AR N4105 Remote Display NN lg iii RS 485 Operation Page 25 Configuration using Wi Fi no internet An inverter which is fitted with a Wi Fi module can be monitored using an application on a smartphone or tablet Applications are available for Android and iOS Download from the Apple store Android store or http www solarmanpv com en us mobileapp html There are two applications 1 An application to configure and diagnose your Wi Fi module 2 An application to monitor your inverter s locally or remotely After downloading the SolarMAN applications install the applications To configure your wireless device follow the SolarMAN manual supplied with the wireless option You should now be ready to login to your inverter using the SSID and password that you set You are now ready to monitor your inverter locally Note You can monitor the inverter using an optional PC ap
12. al and remote monitoring of the inverter Wi Fi can be installed in the remote display or the inverter Locally you can login to the inverter using an application on a smartphone or tablet or an option PC application With an internet connection you are able to remotely login to the inverter using SolarMAN a portal monitoring system with a web browser ona PC smartphone or tablet or with an application on a smartphone or tablet SolarMAN supplies the portal monitoring of your inverter when connected to the internet Introduction Page 5 View of the Inverter Graphical display Display control buttons Grid connection Protective earth connection PV isolation switch Pv inputs MPPT 2 Multifunction connector PV inputs MPPT 1 Wi Fi antenna CAUTION CAUTION The AC power should only be applied if the PV isolation switch is off PV Isolation Switch OFF position will disconnect the solar panel input PV array from the inverter s input ON position will connect the solar panel input PV array to the inverter s input Switching on the PV input will power up the processors inside the inverter that initialises monitors and controls the inverter and the processor which controls the display and communication when PV 100volts PV inputs There are 2 types of PV inputs 1 Single MPPT unit with a single input SCA 1500S SCA 2000S SCA 25005 SCA 2800S SCA 3000S 2 Dual MPPT unit with two inputs SCT 3200 SCT 3680 SCT
13. anty period is from the date of installation However the longest period will not exceed 66 months from the date of delivery of the inverter During the warranty period SLD Power Co Ltd guarantees normal function of the SolCasa inverter If there are faults within our responsibility we will provide maintenance free of charge During the warranty period if inverter fails or constantly has an error code please contact your dealer or installation contractor The followings are not included in the scope of warranty e SolCasa inverter is used for other than the purpose it is designed for e Installed incorrectly or not conforming to regulations e Improper usage e Modification of the inverter without authority e Damage because of external factors or the majeure force such as lightning over voltage bad weather fire earthquake tsunami and so on e Poor ventilation e Not installed to comply with relevant safety regulations e Transportation damage e Technical inquiry If you have any technical problems concerning our products you can contact us via www sldpower com service We require the following information in order to provide you with the necessary assistance Model of your inverter Serial number Type and number of PV modules connected Displayed fault messages from the inverter fault history Both major and minor faults Country the inverter is installed in Agent from which the inverter was purchased Ap
14. ault condition When there is a fault condition the LED will flash a code Flashing RED which you can look up to tell you the type of fault See fault codes in Appendix Some faults are self clearing while the others require the attention of a serviceperson With display POWER RUN FAULT O o gt Sa Status LED Meaning S POWER No light means the inverter PV array voltage input is less than 100Volts GREEN will mean that the PV array voltage is 2100volts YELLOW will mean that the inverter is connected to the grid and has output RED will mean a fault has occurred Introduction Page 7 Unpacking the inverter Delivered Items A SolCasa Inverter 1 Model number C AC Connector 1 M S30 SD03 510 001 U F E DC Connector ve 1or2 PV 100508 M model dependant G Bolts for fixing back plate 4 I Multi function Connector 1 Singatron 2CT3032 W08300 K Product manual i M Quality Certificate 1 Operation Page 8 Picture of inverter and delivered items IN I IE N Installation Page 9 Overview of the installation DANGER After installation of a PV system start up of the unit i e start of designated operation is PROHIBITED until it is determined that the system meets all local and national regulations and has been inspected and approved by the local responsible authorities vn er nn NPE dd S m al
15. bles that are installed outside should have a UV stabilised outer sheath Cables should be twisted pairs with a shield 3 The multi function cable is normally used with the remote display it can also be used for the remote alarm or RS485 connection A future enhancement will be also used as a USB port to update firmware Appendix Page 45 Inverter Fault Codes o Pvz reverse current ovecurent 8 Poret on AC output exceeded 3 Leokoge current overene MINOR Gi problems or Operating Any fault wil on be listed as 13 Frequency change abnormal Minor H Ato D offset abnormal MAJOR i MAJOR Grid LN transposition AC output connection problem MAJOR rd e Connection error or hardware fut COMM CPU Program checksum error Program corruption update 31 33 MAJOR Any fault from this group will be listed in Major Faults table Slave CPU Program checksum error E 3 PV1 voltage sampling circuit fault PV1 current sampling circuit fault 33 PV2 voltage sampling circuit fault PV2 current sampling circuit fault Bus voltage sampling circuit fault Sampling circuit fault Master 36 Grid f ping dico fault and Slave DSP results are Grid voltage sampling circuit fault Grid current sampling circuit fault Leakage current sampling circuit fault Temperature sampling circuit fault Appendix Page 46 Service Warranty SLD Power Co Ltd offers a 5 years warranty service for SolCasa series inverter The warr
16. d all SCT inverters 550Volts A 550 PV max for models SCA1500 SCA2000 500Volts 500 P m PV 500V as SS PV 450V Note After entering the status 400 may running if the PV voltage is 300 200 100 PV 150V The inverter will now goes through its initialization and safety checks before it goes to the running status within the boundaries of the RED line the Inverter will be connected to the grid and generating AC power PV 225 When the PV voltage falls PV 200V to PV lt 100V the inverter PV 175V will go to sleep and the PV 160V power light will go out PV 150V PV 125V PV 120V PV 100V the Auxiliary Supply starts and the Inverter wakes up The Power light will come on and the inverter is now waiting for the PV 150V to start The inverter is now in Standby When PV falls to PV 110V the inverter will go to the shutdown mode and the status will show Standby Time MPPT range 120V to 450V SCA1500 MPPT range 225V to 500V SCA3000 H MPPT range 150V to 450V MPPT range 125V to 500V SCA2000 SCT3200 MPPT range 175V to 500V MPPT range 200V to 500V SCA2500 SCT5000 SCA2800 N 4 The bars represent the range of PV voltage that the MPPT works over for different types of inverters MPPT range 150V to 500V SCT3680 SCT4000 MPPT range 160V to 500V SCT4600 In
17. d simultaneously with the remote and local devices De rating of the inverter output The temperature of the heatsink is measured to insure that the inverter is protected Above an ambient temperature of 45 C note that at 45 C the temperature of the heatsink will be about 65 C at the normal output power of the inverter the inverter will start to shut down in a manner as shown in the diagram The unit will not start until the heatsink temperature rises above 20 C of Normal Power Output Pn De rating starts occurring at 65 C Pn At 90 C the 50 Pn Inverter Shutsdown At 75 C the inverter remains at 5 Pn until shutdown at 90 C 40 30 20 10 0 10 20 30 40 50 60 70 80 90 Heat Sink Sensor Temperature C T1 20 C T2 65 C T3 75 C T4 90 C Installation Page 23 Dual MPPT power divide configuration Dual MPPT models limit the maximum input power from each PV input in order to protect the inverters internal bus voltage from being exceeded To achieve this aim the maximum input power from each PV array is limited in a ratio which is set under the parameters configuration menu When setting up your PV arrays please pay attention to this table and select the appropriate Power Divide Ratio from the parameters menu 40 60 11280 1920 1472 2208 1600 2400 1840 2760 2000 3000 60 40 11920 1280 2208 1472 2400 1600 2760 1840 3000 2000 Installation Page 24 INVERTER Wi Fi and RS 485 CO
18. e operation of the inverter to make it safe and compatible to the grid Powering on switching on and powering off the inverter The inverter should have a PV ISOLATION SWITCH it is an option on the inverter or it will be located in the PV combiner box or mounted and labelled as the PV Isolation switch nearby the inverter The inverter should have a MAINS ISOLATION SWITCH which will be located close to the inverter either by itself or in a switchboard Before switching the inverter on make sure the PV ISOLATION SWITCH is in the OFF position This is not a strict rule however for customers in Germany it will reduce the start up time of the inverter Powering on the inverter Switch the MAINS ISOLATION SWITCH to the ON position Turn on the PV isolation switch See inverter start up Powering off the inverter Switch the PV ISOLATION SWITCH to the OFF position Switch the MAINS ISOLATION SWITCH to the OFF position and the inverter will now be switched off 1 NOTICE NOTICE The inverter s internal processors board is powered from the PV array The processors supply will not start until the PV 2100 Volts Operation Page 20 Inverter start up 1 NOTICE NOTICE The inverter will not go to the run mode until the PV gt 150V The inverter will not go back to standby until after the PV voltage falls to PV lt 110V When you switch on the inverter both AC and PV isolations switches closed and the PV 2100V then the display wi
19. es 30 minutes to discharge e Wait 30 minutes before you work on components inside the inverter Beware hot surface The inverter can become hot during operation Avoid contact during operation Danger of high voltages Danger to life due to high voltages Warning dual supply No access for unauthorized personal TUV certification ZN Warning that this inverter requires removal from the grid supply and the PV Do not work on this inverter until it is WARNING isolated from both mains and on site supply before any work IS carried out on the inverter DualSupply PV generation supplies Symbol for the marking of electrical and electronics devices according to Directive 2002 96 EC Indicates that the device accessories and the packaging must not be disposed as unsorted municipal waste and must be collected separately at the end of the usage Please follow Local Ordinances or Regulations for disposal or contact an authorized representative of the manufacturer for information concerning the decommissioning of equipment Protective conductor Protective Earth PE Refer to the operating instructions CE mark is attached to the solar inverter to verify that the unit follows the provisions of the European Low Voltage and EMC Directives DC terminal indicating the polarity of the connection as positive DC DC terminal indicating the polarity of the connection as negative Installation Page 13 Installa
20. ical Displa Page 31 or ENT ESC ENT pee l Monthly ENT 5 secs to save Daily __ The monthly Energy graph is USER calculated by the maximum 2353 highest daily output for the ADMIN month being called 100 and the rest of the days are a RS 485 of the max day RS 485 NOTES ESC Will return you to the level above Any key press will wake up the See table display l Manual Operation Section After 40 seconds with no key press Dual MPPT configuration the display will go to the sleep mode ID set range 01 10 Note you will only see parameter default 01 change if the Alarm is silenced or Baud rate set the OV UV are changed from their 19200 countries default Parameters 9600 Select voltage in the range listed default 19200 Parameters using the AY and ENT keys UseA W and ENT to select model country and numbers Note RS485 ID XX ID 00 is reserved for the bus controller Remote Display ID 01 10 is the range for inverters monitored by the remote display ID 29 is reserved for the VDE AR 4105 power control box Viewing Information Built in two line display The two line display has one key the ENT button To manipulate the display either press the ENT key with a short press or for longer than two seconds The USER password is 2353 Viewing Information Page 32 TWO LINE DISPLAY
21. lan your cable runs for entering into the inverter cables that pass by and other devices that need to be mounted near the inverter Installation Page 18 When mounting the inverter be sure to leave enough space on the right hand side as when you place the unit on the wall you have to slide the unit to the left so the unit will lock in so it cannot be accidently knocked off the wall Use the back plate to mark the position of the holes on the surface that your inverter will be mounted on paying attention that the inverter is vertical Then with a suitable 10mm drill drill the 4 holes to mount the inverter The depth of the holes should be slightly greater than 5 cm Insert the supplied expanding wall plugs into each hole The inverter back plate can now be mounted on the wall with the supplied bolts WARNING WARNING indicates a hazard with a medium level of risk Note 1 If you are NOT mounting the inverter on a solid masonry wall then you will have to use suitable bolts to mount the inverter Note 2 Mounting of the inverter should be on a wall able to support the weight of the inverter Note 3 Mounting of the inverter should be on non flammable material Installation Page 19 OPERATION General Overview of the inverter The inverter is an electronic device that converts your solar panel array output to an AC voltage that can be fed into the local power grid In order for this to happen there are strict regulations for th
22. lay there is no need to have a Wi Fi in your monitored inverters PND Run HR When the Wi Fi is fitted in the remote display it is usually closer to a Wi Fi access point so as you system can be monitored from the internet Viewing Information Page 34 Remote Display Flowchart Note When an individual inverter is selected alarms from other inverters will still show on the fault light and as an Aural alarm i When the local alarm has been silenced an X on the end of the status line will be displayed when the screen is at the top level ESC will take you back to the Top Level A maximum of 10 inverters can be monitored The inverters must have sequential IDs i e 01 10 The display will return to the top level after 40 seconds if no key is pressed Aural alarm 1 second tone every 2 minutes ENT ENT ENT Viewing Information Page 35 Local Monitoring with Smartphone or Tablet App Local monitoring is available with the wireless option installed in the inverter or remote display In order to monitor using your smartphone or tablet you first need to download the SolarMAN application from the apple or android stores and install them You can now login to your inverter locally by connecting to the SSID of your inverter Wi Fi and entering your password Note You are able to change the SSID and password with the SolarMAN tools application that is available for download as well It can also be changed using a P
23. lele Simplified concept of a 5 Grid Connected Inverter Savings Technical rules and Intended use Installation must be suited to the on site conditions and comply with local regulations and technical rules SolCasa inverters are designed to comply with transformerless PV grid connected inverter safety rules Appropriate usage The SolCasa is a PV inverter that converts DC current of PV arrays into an AC output and feeds it into the public power grid SolCasa inverters can only be used as grid connected inverters The inverter must only be connected to a public local power utility grid PV string inputs are required to be floating they cannot be positive or negative earthed If the PV array has an earth reference then this will not work with the SolCasa inverter SolCasa inverters are transformerless Please identify the environment of the mounting position and SolCasa inverter s carefully before installation Installation Page 10 DANGER Danger to life due to high voltages in the inverter All work on the inverter must be carried out by qualified personnel only CAUTION Hot surface on unit eDuring operation the upper case of the enclosure and the enclosure body may become hot e Only touch the lower enclosure area during operation CAUTION Possible damage to health as a result of the effects of radiation eDo not stay closer than 20 cm to the inverter for any length of time NOTE PV frames should be earthed to com
24. ll light remote and or local and the status of Standby will be displayed Once the PV voltage rise to PV gt 150V a status of Run Checks will be displayed You will also see a countdown on the display as the inverter progresses though checks to make sure the inverter is functioning correctly and that the grid voltage and frequency are within tolerance If all is found to be ok then the inverter will start outputting AC and the status will go to Running The inverter will continue Running until PV lt 110V or a fault occurs 1 Standby if the PV voltage is below the start up voltage of the inverter or the PV voltage has not fallen below PV lt 110 V after start up 2 Running if the PV voltage has been PV2150V and now has not fallen below PV 110V 3 Fault if a fault has been detected during the start up connecting phase this phase is an initialization self test and the testing of the grid and PV array or during operation If a fault occurs a fault code will be displayed Fault codes are in the appendix Simplified inverter operation Flow System initialisation Run checks oo Standby User initiated Running Setting mode Pv array voltage Fault detected checks PV output is b tween PV min and mak values Fault has recovered Save settings Installation Page 21 PV VOLTAGE OPERATING RANGE for SLDPOWER INVERTERS PV voltage PV max for models SCA2500 SCA2800 SCA3000 an
25. mantenramnejJvauv 4 ervavv4evearvrvssr EG 29 General maintenance 29 VIEWING INFORMATION ass s E E E 30 Built in displev Graphical oiran 30 Local Monitoring with Smartphone or Tablet App csscccccsccsccscescecceccsccsccsccsccsccsccsccsccsccsccscescescescesceccecs 36 SOIGEMAN Portal socscsvcssacsaravncspsvasnacsees vecasesareoneeeesheeaberdoeseseuvncteeeaiecssseedndeieodsuoupseaveetooes snessebeveotoeoarnesseneeeesiee 36 RS ABS CONNCCUON ANN 36 PAP PEIN DIK GS 38 Inverter Specifications siae e ei ai 38 Connector GETOS reret n Ee TET EERTE E EE UTO VOEON AEEA OTOOTO OTE EE 43 ODE 45 Inverter FOUCAT 46 SENICO siasi 47 Contents ABOUT THIS MANUAL This manual follows the requirements of the European Low Voltage Directives contains the safety instructions and conditions of acceptability for the end use system which you must follow when installing operating or servicing the unit If ignored physical injury or death may follow or damage may occur to the unit Read the instructions before you work on the unit If you are unable to understand the dangers warnings cautions or instructions contained in this manual then contact the manufacturer or an authorized service dealer before installation operating or servicing the unit l Compliances Australia AS 4777 2 AS 4777 3 AS NZS 3100 2009 Inc A1 Germany VDE 0126 1 1 A1 VDE AR N4105 United Kingdom G83 1 1 G59 2 General IEC 62109 1 IEC 62109 2 EN 61000 6
26. me RS 485 bus Installation Page 27 Configuration with Wi Fi inside the remote display internet Wireless connection with remote monitoring via Solarman Portal and a remote display with built in Wi Fi Wireless router o Remote Display with N 7 built in Wi Fi PC gt Remote PC H RS 485 Local Login Ev SelarMAN Monitored Analyzed Networked Bi Note The Wifi in the remote Smartphones display can have the The power output controller box is only Tablet devices advantage of being closer to required in countries that follow the your internet wireless router German standard VDE AR N4105 In this configuration you can monitor your inverter s locally on the remote display smart phone tablet local PC with optional software or via the internet and the SolarMAN portal To login remotely you can use a web browser or an application on your device Setup of this mode requires following the SolarMAN manual and establishing an account on the SolarMAN portal site Up to 4 inverters can be monitored thru the SolarMAN portal if they are all on the same RS 485 bus Up to 10 inverters can be monitored thru the remote display if they are on the same RS 485 bus Installation Page 28 MAINTENANCE l Cleaning maintenance With the unit OFF See powering off the inverter Switch off the unit and wait 30 minutes After the heat sink is cooled down the heat sink fins on the front of the
27. ns e Indoor Outdoor e Ambient environment e Proximity to your switchboard and to the PV arrays e Shaded e Airflow around the heatsink e Mount vertically or tilted backward by max 90 e Adequate ventilation e Determine cabling routes and lengths of runs To determine cable size and also no cable loops that could have surge currents induced e How you will mount the inverter e Space for cabling running past and into the inverter e The surface the inverter will be mounted on non flammable and able to support the weight of the inverter e Mounting of external devices e g isolation switches and combiner box PV isolation and fusing surge protection mains isolation overload protection and additional surge protection Note Inverter already has internal surge protection PV inputs have MOVs and the AC has a combination of MOVs and a GDT MOV Metal Oxide Varistor GDT Gas Discharge Tube e Wiring sizes minimum 4 mm Installer must calculate sizes according to length of runs and other parameters that will reduce the wiring rating Calculations should be for less than 2 Q for the grid mains cabling anti islanding For PV wiring loss should be less than 1 at normal power Installation Page 16 Check to make sure the installation site does not fall into any of the following conditions If any do then a risk assessment will be required e Unsafe due to assessment of occupational health safety risks e The ambient tempera
28. nverter goes to the running status unless they turn the Grid isolation switch on first Check the fault log to determine if there have been any faults that should be diagnosed as to why they are happening See Display flowchart and then look at the fault codes in the Appendix The inverter can now be left operating if no problems were found Installation Page 29 VIEWING INFORMATION l Built in display Graphical The graphical display is an option that can display information stored in the inverter The information is displayed in tabular and graphical formats The password for the user menu is 2353 The Screen Y A N ARNE i AN a T y F pui me TT FOT TT TITT Information displayed on the screen PV input voltage MPPT1 MPPT2 Grid VAC Grid I AC PV input current Current power output raphical display Power generated today of selected data The screen also has four buttons that controls the information you can display POWER RUN FAULT Q oO ENT Select an item or menu ESC Steps you back one level of a menu A Moves up a menu item or increment Vv Moves you down a menu item or decrement POWER Green when the unit Powers up PV 2100Volts RUN Yellow when the inverter is connected to the grid FAULT Red if the inverter is in a fault condition Viewing Information Page 30 Built in display Flow Chart graphical ENT or RS 485 Parameters Built in Graph
29. olve problems or save time About this Manual Page 3 INTRODUCTION Thank you for purchasing an SLD Power grid connected inverter Features of the SLD Power inverter are ahead of the field Features Easy maintenance Inverters need preventative maintenance especially when they are mounted in an area where they are subject to dust insects spiders and other environmental problems that can cause the heat sinking to become clogged thereby reducing the heatsink efficiency This inverter can be cleaned easily without the need to remove it from its mounts Other inverters should be serviced by qualified personnel just to clean the fan and heatsink Simple in its basic form There are three LEDs to give you information about the status of the inverter An aural alarm can be connected to tell you if you have a non self clearing inverter failure The inverter can be mounted in areas where other inverters cannot be as the inverter is not restricted by the ability to view a display when the remote display is used There is no need for the internet computer wireless devices or smart phones in the basic configuration Statistics are stored however not displayed if you have no display The inverter stores over 10 years of statistics and the last 5minor fault codes and the last 5 major fault codes Major fault codes are not overwritten by minor fault codes Note Inverters are available with a display or no display Single MPPT model
30. pendix Page 47 Contact details SLD POWER We make a different PU inverter Wuxi SLD Power Technology Co Ltd ADD NO 201 Jinshan Road Jiangyin Wuxi 214400 China Tel 86 510 8699 0086 Fax 86 510 8160 2143 Email service sldpower com Website www sldpower com European local service center SolarSolutions 3XL SolarSolutions BV ADD Haarlemmerstraatweg 73E 1165 MK Halfweg The Netherlands Tel 31 0 6 42 46 92 46 Email service 3xl solarsolutions com Website www 3xl solarsolutions com Appendix Page 48
31. plication Connecting to the inverter using Wi Fi No internet Local PC with optional software Note inverters can be added using RS 485 il Ill i IN MIN 0 eo RS 485 Local Smartphones Tablet devices The Power output controller box is only required in countries that follow the German standard VDE AR N4105 e_ 14 __ __1_E__ 4 4 41 241 nR 1 uuu e 8_ _ m o e___ a l Installation Page 26 Configuration with Wi Fi inside the inverter internet Wireless connection with remote monitoring via Solarman Portal Note Inverters can be added using RS 485 Remote PC Wireless router ra ma Note The Wifi in the remote display can have the advantage of being closer to your internet wireless router The power output controller box is only required in countries that follow the German standard VDE AR N4105 Smartphones Tablet devices In this configuration you can monitor your inverter locally on the remote display or via the internet and the SolarMAN portal To login remotely you can use a web browser or an application on your device Setup of this mode requires following the SolarMAN manual and establishing an account on the SolarMAN portal site Up to 4 inverters can be monitored thru the SolarMAN portal if they are all on the one RS 485 bus Up to 10 inverters can be monitored thru the remote display if they are on the sa
32. ply with the local requirements for grounding SLD Power recommends connecting the PV frames and other electrically conductive surfaces in a manner which ensures continuous conduction to ground in order to have optimal protection of the system and personnel Installation Page 11 Installation Notes e PV panel frame s to be earth bonded e Inverter to have a mains isolation switch which must be clearly visible It can be in the switchboard as long as the switch board is within 3 meters and is visible from the inverter Check local regulations e The switchboard should have a lockable isolation switch with signage to inform persons that there are dual supplies feeding this switchboard If it is installed in a system with sub switchboards there must be signage in the other switchboards to warn that there is power generating equipment other than grid mains supplying the switchboard Examples of signage Check local regulations mir n m a tn n AA A A sf er y i 1 N as WA aru ss DUAL SUPPLY ISOLATE BOTH NORMAL amp SOLAR SUPPLY BEFORE WORKING ON THIS BOARD SOLAR GENERATION PLANT CONNECTED ISOLATE SOLAR GENERATION PLANT AT THE MAIN SWITCHBOARD Installation Page 12 Explanation of Symbols This section gives an explanation of all the symbols shown on the inverter and on the type label Danger to life due to high voltages in the inverter There is residual voltage in the inverter The inverter requir
33. s can be fitted with a two line display and Dual MPPT models can be fitted with a large display or a two line display Reliability Easy maintenance Internal components are sourced from major brands Surge suppression devices are fitted on the AC side and the PV side to protect the electronics of the inverter With a basic unit there is no display to fail or to fade Units are available with a two line display graphical display and or a remote display No buttons to fail on the unit without the display No fan IP65 User functionality Remote aural alert and a local aural alert with a built in graphical display Manual remote restart feature using the remote display Introduction Page 4 With the wireless option local monitoring is implemented using an application on your smartphone or tablet running either android or apple IOS For PCs there is an optional application Remote display allows local monitoring and can monitor multiple inverters up to 10 connected together via the RS 485 Wi Fi can be fitted to the remote display or the inverter See the various Wi Fi and display configurations Connect to the internet with the Wi Fi option installed to monitor your inverter remotely via portal monitoring using a web browser on your smartphone tablet or computer Up to 4 inverters can be monitored on the same RS 485 bus via the portal monitoring Using the portal monitoring gives you graphical information statistics and
34. stallation Page 22 Inverter fault interruption 1 If the inverter detects a short interruption it will measure the grid parameters and if they are within tolerance specified it will phase lock to the grid mains Running status is re established quickly 2 Ifthe inverter detects a long interruption it will measure the grid parameters and if they are within tolerance specified it will do several checks before phase locking to the grid mains After a long interruption the inverter will take much longer to re establish the running status Viewing information Information for your inverter is viewed in several ways These will be described in the Viewing Information Chapter e From the built in display if fitted Two types available Two line display or a large graphical display e With a remote display installed e With a local PC smartphone or tablet when the wireless option is installed in the inverter e With a PC smartphone or tablet connected to the internet and the inverter is also connected to the internet via the wireless option and a wireless router e When the inverter is installed with no wireless and no display information cannot be viewed however the inverter will store 10 years of information internally and can be read anytime a display is connected Only the last 5 minor fault codes and 5 major fault codes are stored in memory For a list of major and minor fault codes see the Appendix e Information can be viewe
35. tion Warnings DANGER After installation of a PV system start up of the unit i e start of designated operation is PROHIBITED until it is determined that the system meets all local and national regulations and has been inspected and approved by the local responsible authorities DANGER The installation and operation of SolCasa inverters can only be performed by qualified personnel DANGER Before installing or using the SolCasa inverter please read all instructions and cautionary markings in the technical documents WARNING All electrical installations must be done in accordance with the local and National Electrical Code l The device is intended for fixed installation only NOTE Installation Page 14 Typical Installation Local Login PE Inverter Isolation Switch lockable Aural alarm Wireless Router S BOA SslarMAN Monitored Analyzed Networked Remote Login Connection to the grid REV 1 0 DESCRIPTION SLD General Block Diagram DATE 30 July 2013 Installation Page 15 Mounting the Inverter Positioning Mi T Sena II a H IN A TTT ony v SLD inverters with the heatsink on the front can be mounted in areas that a tradition rear heatsink inverter cannot Things to consider when mounting your inverter e Safety Assess the occupational safety and health risks of the site e Local regulatio
36. ture is outside the range of tolerable ambient temperature 25 C to 60 C 13 F to 140 F e Higher than the altitude of 2 000 m above sea level Above 2000m the inverter output will be de rated e Close to flammable materials or areas where flammable materials are stored e Prone to be damaged by sea water e Prone to be flooded or high levels of snow falls e Close to corrosive gas or liquid for example locations where chemicals are processed or stored e Exposed to direct sunlight or in an enclosure exposed to direct sunlight e Little or no air flow e Mounted ona surface without suitable fire heat rating e Mounted ona wall without suitable load holding capacity e High humidity e Sites considered unsafe because of local regulations e Confined space without adequate airflow e Area subject to sand or dust storms e Exposed to steam vapour or water e Near antenna and or data cables Installation Page 17 Inverter back plate WLUGEE Space required for mounting the inverter Inverter dimensions and mounting requirements SCA1500SN 399mm 290mm 35mm 29mm 30mm 40mm SCA2500SN 419mm 290mm 35mm 49mm 30mm 40mm SCA3000SN 419mm 290mm 35mm 49mm 30mm 40mm SCT3680DD 540mm 325mm 80mm 125mm 47 5mm 57 5mm SCT4600DD 540mm 325mm 80mm 125mm 47 5mm 57 5mm Space above space below space to the left and space to the right all refer to the edges of the backing plate Before mounting the inverter p
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