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Operating Manual - SUNNY BOY 1.5 / 2.5

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1. Tip With PV systems that are registered in Sunny Portal the inverter firmware is usually updated automatically In certain circumstances a manual update of the inverter firmware is however necessary 44 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 9 Configuration Requirements O An update file with the current inverter firmware must be available The update file is for example available for download on the product page of the inverter at www SMA Solar com Procedure 1 Call up the inverter user interface see Section 8 1 page 34 2 Log in as Installer or User 3 Select the menu System Configuration A Select Settings M A context menu opens 5 In the context menu select Updating the firmware 6 Follow the instructions in the dialog 9 10 Integrating the Inverter into the Network Requirements L The inverter must be in operation O There must be a router with Internet connection in the local network of the system Procedure 1 Call up the inverter user interface see Section 8 1 page 34 2 Log in as Installer 3 On the right hand side of the menu bar select the menu User Settings see Section 8 2 Design of the Inverter User Interface page 37 4 In the subsequent context menu select Start the installation assistant 5 Perform the desired network configuration 9 11 Setting the Date and Device Time You can set the date and the device time of the inverter Procedure 1
2. O Climatic conditions must be met see Section 11 Technical Data page 52 16 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 5 Mounting Dimensions for mounting 115 mm 240 mm 105 mm ja A 334 mm Figure 3 Position of the anchoring points Recommended clearances If you maintain the recommended clearances adequate heat dissipation will be ensured Thus you will prevent power reduction due to excessive temperature O Maintain the recommended clearances to walls as well as to other inverters or objects L1 If multiple inverters are mounted in areas with high ambient temperatures increase the clearances between the inverters and ensure sufficient fresh air supply Operating Manual SB15 25 BEen 10 17 5 Mounting SMA Solar Technology AG 1755 mm 985 mm Figure 4 Recommended clearances Permitted and prohibited mounting positions O The inverter must only be mounted in one of the permitted positions This will ensure that no moisture can penetrate the inverter O The inverter should be mounted in such a way that LED signals can be read without difficulty Figure 5 Permitted and prohibited mounting positions 5 2 Mounting the Inverter Additionally required mounting material not included in the scope of delivery O Two stainless steel hexagon head wood screws AF 10 diameter 6 mm screw length must be suitable for the support surface and the
3. The receipt of control signals from the grid operator is activated 9 5 Deactivating Grounding Conductor Monitoring IF the inverter is to be installed in an IT network or another grid configuration in which deactivation of the grounding conductor monitoring is required deactivate the grounding conductor monitoring as follows The basic procedure for changing operating parameters is explained in another section see Section 9 14 Changing Operating Parameters page 46 Procedure Set the parameter PE connection monitoring to Off 9 6 Setting SMA OptiTrac Global Peak QUALIFIED PERSON 0000000000000 For partially shaded PV modules you should set the interval at which the inverter is to optimize the MPP of the PV system The basic procedure for changing operating parameters is explained in another section see Section 9 14 Changing Operating Parameters page 46 Procedure Select the parameter Cycle time of the OptiTrac Global Peak algorithm or MPPShdw CycTms and set the required time interval The ideal time interval is usually six minutes This value should only be increased if the shading situation changes extremely slowly The inverter optimizes the MPP of the PV system at the predetermined time interval Operating Manual SB15 25 BE en 10 43 9 Configuration SMA Solar Technology AG 9 7 Saving the Configuration in a File You can save the current configuration of the inverter in a file You can use this file as
4. 32 O The inverter must be connected directly to a computer O The personal SMA Grid Guard code of the Installer must be available for the changing of grid relevant settings after completion of the first ten operating hours see certificate Application for SMA Grid Guard Code at www SMA Solar com i File export via Safari web browser not possible When using the Safari web browser the exporting of files e g saving the current inverter configuration or exporting events is not possible for technical reasons Use a different supported web browser Procedure 1 Enter 169 254 100 1 in the address line of the web browser and press the enter key M The login page of the user interface opens 2 Log in as Installer or User A new password must be assigned upon logging in for the first time The initial configuration of the inverter may only be performed by a qualified person In this case login as an Installer 3 Configure the inverter as desired Operating Manual SB15 25 BE en 10 35 8 Using the Inverter User Interface SMA Solar Technology AG 8 1 2 Calling Up the Inverter User Interface in the Local Network If the inverter has been integrated into a local network you can call up the inverter user interface as described in the following i New IP address with integration in a local network The inverter receives a new IP address when it is integrated into the local network Depending on the type of configuration the n
5. Application for SMA Grid Guard Code at www SMA Solar com i File export via Safari web browser not possible When using the Safari web browser the exporting of files e g saving the current inverter configuration or exporting events is not possible for technical reasons e Use a different supported web browser Procedure 1 Enter the inverter access address in the address line of the web browser and press the enter key M The login page of the user interface opens 2 Log in as Installer or User 36 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 8 Using the Inverter User Interface 8 2 Design of the Inverter User Interface Sunny Boy 2 5 gm Device status Current power Current consumption Q P EN Lj a Yield Consumption amp Feed in management Today 3 227 ilh Today Yesterday 15 22 kWh Yesterday Total 533 8 kWh Total Active power limitation deactivated Current power and current consumption April 16 2015 omw 12004 imam 8 PU power b I Power cons emptor iy gt PV power and power consumption Figure 8 Design of the Inverter User Interface Operating Manual SB15 25 BE en 10 37 8 Using the Inverter User Interface SMA Solar Technology AG Posi Designation Description tion A Menu Provides the following functions Home Opens the user interface homepage Instantaneous values Current measured values of the inverter Device Parameters The various operating parame
6. BE en 10 Operating Manual SMA Solar Technology AG Table of Contents Table of Contents 1 Information on this Document eere 5 MEME o aera rahe tenets mem 5 l 2 Torget GroUp saoece nies metam tenait irae 5 1 3 Additional Information esee 5 PME o T 6 LS EE o sn I 6 I6 T pogr phies r 6 SRO V acci quada tese NU n E E 7 rS NEN C DEUX odnereepdeneecaet nae want et 7 22 Satety Information ssenari etri pateedud pti et Scope of Delivery uscie sn resti id aia es cotes toes ro ever tds 9 Product Description T M 10 Al Sunny Boy eite e ben ER i ate be eere 10 AD interfaces and Function Seoses tdi eii reae 13 43 LED Signal em Tr 15 MoUupnHng uico aiit meri Cia A osoi UE Rx EO CIV RR RN quam D ED EUER na RE Kids 16 5 Requirements tor Monniligiaissouiiie ten RU pela bes 16 52 Mou nting the Ime uaactietugui tte pssst QUEE ERR 18 Electrical Connection es oov Pii DU REO eSI RR MEE 20 6 1 Safety during Electrical Connection sss 20 6 2 Overview of the Connection Area 21 6 3 AC Conneclion a ete Aem be ebbe 21 6 3 1 Requirements for the AC Connection sss 21 6 3 2 Connecting the Inverter to the Utility Grid 23 6 3 3 Connecting Additional Grounding sss 25 6 4 Connecting the Inverter to the Network sees 26 6 5 DC GConnsclion uu ei ee e E Oe ERREUR 28 6 5 1 Requirements for the DC Connec
7. Call up the inverter user interface see Section 8 1 page 34 2 Log in as Installer or User 3 In the status bar at the bottom click on the date and the time 4 In the subsequent dialog perform the desired settings for the date and device time 9 12 Configuring the Energy Meter A QUALIFIED PERSON You can add an energy meter to your PV system or replace an existing energy meter Operating Manual SB15 25 BE en 10 45 9 Configuration SMA Solar Technology AG i Removing a detected energy meter from the PV system IF only one energy meter is detected by the inverter this will be added to the PV system automatically Removal via the menu System Configuration is not possible in this case To remove the energy meter from the PV system proceed as follows n the parameter group PV system communication gt Measured values gt Meter on Speedwire set the parameter Serial Number to any number e g 1 see Section 9 14 Changing Operating Parameters page 46 In this way instead of the energy meter detected the PV system will add a fictitious energy meter to which the inverter can not establish communication Procedure 1 Call up the inverter user interface see Section 8 1 page 34 2 Log in as Installer 3 On the right hand side of the menu bar select the menu User Settings see Section 8 2 Design of the Inverter User Interface page 37 4 In the subsequent context menu select Start the installation assistant 5 S
8. Nm using a Torx screwdriver TX25 6 4 Connecting the Inverter to the Network Additionally required material not included in the scope of delivery O One network cable L1 Where required Field assembly RJ45 connector SMA Solar Technology AG recommends the connector MFP8 T568 A Cat 6A from Teleg rtner L1 When laying the network cable outdoors Overvoltage protection of the installation between the network cable from the inverter and the local network in the building The overvoltage protection prevents overvoltages from being conducted via the network cable into the building and to other network devices in the event of a lightning strike Cable requirements The cable length and quality affect the quality of the signal Observe the following cable requirements Cable type 100BaseTx Cable category Cat5 Cat5e Cat Cat a or Cat7 Plug type RJ45 of Cat5 Cat5e Cat or Cat a Shielding SF UTP S UTP SF FTP or S FTP Number of insulated conductor pairs and insulated conductor cross section at least 2 x 2 x 0 22 mm o0 o 0 0 O Maximum cable length between two nodes when using patch cables 50 m O Maximum cable length between two nodes with installation cable 100 m O UV resistant for outdoor use Procedure 1 A DANGER Danger to life due to electric shock e If the inverter is already in operation disconnect the inverter from voltage sources see Section 10 page 50 26 SB15 25 BE en 10 Operating
9. Solar com Call up the inverter user interface see Section 8 1 page 34 Enter the PUK instead of the password when registering on the user interface Call up the menu Device Parameters Select Edit parameters aOa R C h2 In the parameter group User Rights gt Access Control change the password of the desired user group 7 Select Save all to save the changes i PV Systems in Sunny Portal The password for the user group Installer is also the system password for the PV system in Sunny Portal Changing the password of the user group Installer can lead to the inverter no longer being able to be reached by Sunny Portal Assign the changed password of the user group Installer as the new system password in Sunny Portal see the Sunny Portal user manual at www SMA Solar com 40 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 9 Configuration 9 Configuration 9 1 Configuration Procedure Once you have commissioned the inverter you may have to adjust various inverter settings This section describes the procedure for configuration and gives an overview of the steps you must perform in the prescribed order i No configuration via Sunny Explorer Sunny Explorer does not support the configuration of inverters with integrated web server and their own user interface The inverter can be detected via Sunny Explorer however it is expressly not recommended to use Sunny Explorer to configure this inverter SMA Sol
10. conditions for feed in operation are not yet met As soon as the conditions are met the inverter will start feed in operation glowing Feed in operation Power 2 90 relative to the active power limit set The inverter feeds in with a power of at least 9076 pulsing Feed in operation Power lt 90 relative to the active power limit set The inverter feeds in with a power of less than 9076 The LED flashes on and off uniformly The higher the power the greater the frequency If required you can switch the dynamic power display off see Section 9 16 Switching the Dynamic Power Display Off page 48 Red LED glowing Error If an error occurs a distinct error message and the corre sponding event number will be displayed in addition on the inverter user interface or in the communication prod uct The error must be rectified by a qualified person for troubleshooting see the service manual at www SMA So lar com Blue LED flashes slowly for approx one minute flashes slowly for approx two min utes Communication connection is being established The inverter is establishing a connection to a local network or creating an Ethernet direct connection to an end device e g smartphone tablet PC or computer WPS active The WPS function of the inverter for WLAN direct connec tion with an end device e g smartphone tablet PC or computer is active glowing Communication active There i
11. installations Training in the installation and commissioning of electrical devices and installations Knowledge of the applicable standards and directives Knowledge of and compliance with this document and all safety information 1 3 Additional Information Links to additional information can be found at www SMA Solar com Document title Document type Troubleshooting Cleaning and Decommissioning Service Manual Efficiency and Derating Technical Information Efficiency and Derating Behavior of the Sunny Boy Sunny Tripower and Sunny Mini Central Inverters Application for SMA Grid Guard Code Certificate Circuit Breaker Technical Information Dimensioning and Selection of a Suitable AC Circuit Breaker for In verters under PV Specific Influences Criteria for Selecting a Residual Current Device Technical Information Temperature Derating Technical Information Causes of Temperature Derating and Possible Corrective Measures Overvoltage Protection Technical Information Measures For Lightning and Overvoltage Protection in PV Systems Webconnect Systems in Sunny Portal User Manual Registration in Sunny Portal Operating Manual SB15 25 BE en 10 5 1 Information on this Document 1 4 Symbols SMA Solar Technology AG Symbol Explanation A DANGER Indicates a hazardous situation which if not avoided will result in death or serious injury A WARNING Indicates a ha
12. lower than 5 C Ifa layer of ice has formed on the seal of the enclosure lid in sub zero conditions remove it prior to opening the inverter e g by melting the ice with warm air Observe the applicable safety regulations 20 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 6 Electrical Connection 6 2 Overview of the Connection Area Figure 6 Connection areas and enclosure openings at the bottom of the inverter Position Designation Positive DC connector Negative DC connector RJA5 pin connector for the network cable Pin connector for the AC connector Connection of the grounding terminal for additional grounding Cable gland for the AC cable Cable gland with filler plug for the network cable TiO mimic oj wvc Connection cap 6 3 AC Connection 6 3 1 Requirements for the AC Connection Cable requirements O External diameter 5 mm to 13 mm O Conductor cross section 1 5 mm to 4 mm O Insulation stripping length 15 mm Operating Manual SB15 25 BE en 10 21 6 Electrical Connection SMA Solar Technology AG L Sheath stripping length 70 mm O The cable must be dimensioned in accordance with the local and national directives for the dimensioning of cables The requirements for the minimum wire size derive from these directives Examples of factors influencing cable dimensioning are nominal AC current type of cable routing method cable bundling ambient tempe
13. type label must remain permanently attached to the product 2 2 Safety Information This section contains safety information that must be observed at all times when working on or with the product To prevent personal injury and property damage and to ensure long term operation of the product read this section carefully and observe all safety information at all times Operating Manual SB15 25 BE en 10 7 2 Safety SMA Solar Technology AG A DANGER Danger to life due to high voltages of the PV array When exposed to sunlight the PV array generates dangerous DC voltage which is present in the DC conductors and the live components of the inverter Touching the DC conductors or the live components can lead to lethal electric shocks If you disconnect the DC connectors from the inverter under load an electric arc may occur leading fo electric shock and burns Do not touch non insulated cable ends Do not touch the DC conductors Do not touch any live components of the inverter Have the inverter mounted installed and commissioned only by qualified persons with the appropriate skills e If an error occurs have it rectified by qualified persons only e Prior to performing any work on the inverter disconnect it from all voltage sources as described in this document see Section 10 Disconnecting the Inverter from Voltage Sources page 50 A DANGER Danger to life due to high voltages in the inverter Touching li
14. G e f the external diameter of the cable is between 5 mm and 7 mm thread the cable through the cable gland directly f the external diameter of the cable is between 8 mm and 13 mm first remove the inner sealing ring from the cable gland and then thread the cable through the cable gland When doing so ensure that the outer sealing ring is positioned correctly in the cable gland to 5 Dismantle 70 mm of the AC cable 6 Shorten both Land N by 5 mm respectively in order that the grounding conductor is the last to become detached in the event of tension 7 Strip 15 mm of the insulation of L N and the grounding conductor 8 Connect L N and the grounding conductor to the connecting terminal plate of the supplied AC plug in accordance with the labeling When doing so ensure that the conductors are plugged completely into the terminal up to the insulation Tip To detach the conductors plug a flat blade screwdriver blade width 3 mm into the rectangular openings positioned behind them 9 Make sure that all conductors are securely in place 24 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 6 Electrical Connection 10 Plug the AC connector into the pin connector in the inverter until it snaps into place 11 Check to ensure that the AC connector is securely in place by pulling lightly on the AC connector 12 Tighten the swivel nut slightly 13 If you would like to integrate the inverter
15. Manual SMA Solar Technology AG 6 Electrical Connection 2 When using a self assembly network cable assemble the RJ45 connector and connect to the network cable see connector documentation Remove the swivel nut from the cable gland for the network connection on the connection cap Thread the swivel nut over the network cable Remove the seal insert from the cable gland Remove one filler plug from the seal insert Push the network cable into the side slot in the seal insert No QO BR W 8 Thread the network cable through the cable gland 9 Plug the network connector into the pin connector in the inverter until it snaps into place 10 Ensure that the network connector is securely in place by pulling slightly on the cable 11 Push the seal insert back into the cable gland 99 12 Tighten the swivel nut slightly Operating Manual SB15 25 BE en 10 27 6 Electrical Connection SMA Solar Technology AG 13 14 15 16 Attach the connection cap to the inverter using the three screws and a Torx screwdriver TX20 torque 3 5 Nm Tighten the swivel nuts of the AC cable gland and network connection hand tight If the inverter is installed outdoors install overvoltage protection Connect the other end of the network cable directly to the computer or router or connect it to another node You can only connect the inverter to other nodes via star topology 6 5 DC Connection 6 5 1 Requirements
16. Operating Manual SUNNY BOY 1 5 2 5 SUNNY Boy SB15 25 BE en 10 Version 1 0 ENGLISH Legal Provisions SMA Solar Technology AG Legal Provisions The information contained in these documents is property of SMA Solar Technology AG Any publication whether in whole or in part requires prior written approval by SMA Solar Technology AG Internal reproduction used solely for the purpose of product evaluation or other proper use is allowed and does not require prior approval SMA Warranty You can download the current warranty conditions from the Internet at www SMA Solar com Trademarks All trademarks are recognized even if not explicitly identified as such A lack of identification does not mean that a product or symbol is not trademarked The BLUETOOTH word mark and logos are registered trademarks of Bluetooth SIG Inc and any use of these marks by SMA Solar Technology AG is under license Modbus is a registered trademark of Schneider Electric and is licensed by the Modbus Organization Inc QR Code is a registered trademark of DENSO WAVE INCORPORATED Phillips and Pozidriv are registered trademarks of Phillips Screw Company Torx is a registered trademark of Acument Global Technologies Inc SMA Solar Technology AG Sonnenallee 1 34266 Niestetal Germany Tel 49 561 9522 0 Fax 49 561 9522 100 www SMA de E mail info SMA de 2004 to 2015 SMA Solar Technology AG All rights reserved 2 SB15 25
17. a data backup for this inverter and then import this file into this inverter again or another inverter to configure the inverter When saving only the device parameters will be saved not the network configuration or any passwords Procedure 1 Call up the inverter user interface see Section 8 1 page 34 2 Log in as Installer or User 3 Select the menu System Configuration A Select Settings M A context menu opens 5 In the context menu select Saving the configuration in a file 6 Follow the instructions in the dialog 9 8 Adopting a Configuration from a File A QUALIFIED PERSON To configure the inverter you can adopt the configuration from a file To be able to do this you must first save the configuration of another inverter in a file see Section 9 7 Saving the Configuration in a File page 44 Requirements O The SMA Grid Guard code must be available see Application for SMA Grid Guard Code at www SMA Solar com O Changes to grid relevant parameters must be approved by the responsible grid operator Procedure 1 Call up the inverter user interface see Section 8 1 page 34 2 Log in as Installer 3 Select the menu System Configuration A Select Settings M A context menu opens 5 In the context menu select Adopting the configuration from a file 6 Follow the instructions in the dialog 9 9 Updating the Firmware You can manually update the inverter firmware To do this proceed as follows
18. angle 12 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 4 Product Description Symbol Explanation e The product is suitable for outdoor installation RCM Regulatory Compliance Mark The product complies with the requirements of the applicable Aus tralian standards 4 2 Interfaces and Functions The inverter is equipped with the following interfaces and functions Web server with user interface for configuration The inverter is equipped as standard with an integrated web server that enables configuration of the inverter via an individual user interface The inverter user interface can be called up directly via the web browser in a computer tablet PC or smartphone so long as there is a WLAN or Ethernet connection see Section 8 Using the Inverter User Interface page 34 SMA Speedwire The inverter is equipped with SMA Speedwire as standard SMA Speedwire is a type of communication based on the Ethernet standard This enables inverter optimized 10 100 Mbit data transmission between Speedwire devices in PV systems and the inverter user interface Webconnect The inverter is equipped with a Webconnect function as standard The Webconnect function enables direct data transmission between the inverters of a small scale system and the Internet portal Sunny Portal without any additional communication device and for a maximum of four inverters per Sunny Portal system In large scale PV power plants data tr
19. ansmission between inverters and the Internet portal Sunny Portal is carried out via the Sunny Home Manager You can access your Sunny Portal system from any computer with an Internet connection Webconnect enables for PV systems operated in Italy the connection or disconnection of the inverter to or from the utility grid and the specifying of the frequency limits to be used via IEC61850 GOOSE messages WLAN The inverter is equipped with a WLAN interface as standard The inverter is delivered with the WLAN interface activated as standard If you do not want to use WLAN you can deactivate the WLAN interface see Section 9 17 Switching WLAN Off page 48 In addition the inverter has a WPS WiFi Protected Setup function The WPS function connects the inverter automatically with an end device e g smartphone tablet PC or computer You can activate the WPS function by tapping on the enclosure lid twice in quick succession The open interface will then be signalized via the rapid flashing of the blue LED on the inverter Operating Manual SB15 25 BE en 10 13 4 Product Description SMA Solar Technology AG i Limited function in the event of frost The integrated WLAN interface is only designed for temperatures down to 20 C e Deactivate the WLAN interface at low temperatures see Section 9 17 Switching WLAN Off page 48 Grid Management Services The inverter is equipped with service functions for grid management Depending on th
20. antity maximum detectable WLAN networks 32 Topology Transformerless Cooling method Convection Degree of protection in accordance with IP65 IEC 60529 Protection class in accordance with IEC 62103 Grid configurations TN C TN S TN CS TT if V pe lt 30 V IT Delta IT split phase National standards and approvals as per 04 2015 AS 4777 C10 11 2012 CEI 0 21 EN 50438 2013 G83 2 NEN EN50438 VDE AR N 4105 VFR2014 DIN EN 62109 1 IEC 62109 2 IEC 62109 2 In order to meet the requirements of this standard there must be a link to Sunny Portal with the fault alert via e mail activated Climatic Conditions Installation in accordance with IEC 60721 3 4 Class 4K4H Extended temperature range 40 C to 60 C 54 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 11 Technical Data Extended humidity range 0 100 Extended air pressure range 79 5 kPa to 106 kPa Transport in accordance with IEC 60721 3 4 Class 2K3 Extended temperature range 25 C to 70 C Equipment DC connection SUNCLIX DC connector AC connection Spring cage terminal Speedwire interface As standard Webconnect interface As standard WLAN As standard DC Load Break Switch Electrical endurance in the event of short circuit At least 50 switching operations at nominal current of 10 A Maximum switching current 35A Maximum switching voltage 800 V M
21. ar Technology AG does not accept liability for missing or incorrect data and possibly resulting yield losses e Use the integrated inverter user interface for the configuration of the inverter Procedure See 1 Perform initial configuration with the help of the installation Section 9 2 page 41 assistant 2 In order to receive control commands of the grid operator Section 9 4 page 42 via SMA Speedwire Webconnect for PV systems in ltaly set the parameters 3 If the inverter is installed in an IT network or another grid Section 9 5 page 43 configuration where deactivation of the grounding con ductor monitoring is required deactivate the grounding conductor monitoring 4 For partially shaded PV modules and depending on the Section 9 6 page 43 given shading situation you should set the interval at which the inverter optimizes the MPP of the PV system 5 Make further settings where necessary 9 2 Starting the Installation Assistant A QUALIFIED PERSON The installation assistant leads you step by step through the steps necessary for the initial configuration of the inverter Requirements L1 When configuring after completion of the first ten operating hours the SMA Grid Guard code must be available see Application for SMA Grid Guard Code at www SMA Solar com Procedure 1 Call up the inverter user interface see Section 8 1 page 34 2 Log in as Installer Operating Manual SB15 25 BE en 10 Al 9 Configu
22. aximum PV power 11 kW Torques Screws wall mounting Hand tight Screws connection cap 3 5 Nm SUNCLIX swivel nut 2 0 Nm AC swivel nut Hand tight Network swivel nut Hand tight Additional grounding terminal 6 0 Nm Data Storage Capacity Energy yields in the course of the day 63 days Daily yields 30 years Event messages for users 1 000 events Event messages for installers 1 000 events Operating Manual SB15 25 BE en 10 55 11 Technical Data SMA Solar Technology AG Efficiency SB 1 5 1VL 40 SB 2 5 1VL 40 Maximum efficiency Nmax 97 2 96 97 2 European weighted efficiency ney 96 1 96 7 56 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 12 Contact 12 Contact If you have technical problems with our products please contact the SMA Service Line We need the following information in order to provide you with the necessary assistance Australia SMA Australia Pty Ltd Belgien SMA Benelux BVBA SPRL Sydney Belgique Mechelen Toll free for Australia Belgi 32 15 286 730 1800 SMA AUS Luxemburg 1800 762 287 Luxembourg International 61 2 9491 4200 Nederland Argentina SMA South America SPA Cesko SMA Central amp Eastern Brasil Santiago Magyarorsz g Evrope s r o Chile 562 2820 2101 Polska Praha Peri Rom nia 420 235 010 417 Slovensko Danmark SMA Solar Technology AG France SMA France S A S Deutschland Niestetal Lyon sterreich SMA Online Service Center Sunny Boy Sunny Mini Central Sc
23. ceed as follows Operating Manual SB15 25 BE en 10 31 6 Electrical Connection SMA Solar Technology AG Procedure 1 Set the DC load break switch of the inverter to position O 2 Release and remove all DC connectors To do this insert a flatblade screwdriver or an angled screwdriver blade width 3 5 mm into one of the slide slots and pull the DC connectors out in a downward direction Do not pull on the cable 3 Remove the DC connector swivel nut 4 Unlock the DC connector To do this insert a flat blade screwdriver blade width 3 5 mm into the side catch mechanism and pry the catch mechanism open 5 Carefully pull the DC connector apart 6 Release the clamping bracket To do so insert a flat blade screwdriver blade width 3 5 mm into the clamping bracket and pry the clamping bracket open 7 Remove the cable 32 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 7 Commissioning the Inverter 7 Commissioning the Inverter Requirements L1 The inverter must be correctly mounted O The circuit breaker must be correctly rated L1 All cables must be correctly connected L1 A computer with a WLAN or Ethernet interface or a tablet PC or smartphone with a WLAN interface must be available Procedure 1 Turn the DC load break switch of the inverter to position I 2 Switch on the circuit breaker MI The green LED flashes for approx 30 seconds and then glows permanently or pulses Feed in op
24. cordance with IEC 62109 2 l c AC Output SB 1 5 1VL 40 SB 2 5 1VL 40 Rated power at 230 V 50 Hz 1 500W 2 500W Maximum apparent AC power at 1 500 VA 2 500 VA cos p Rated grid voltage 230 V 230 V Nominal AC voltage 220 V 230V 240V 220 V 230 V 240 V AC voltage range 180 V to 280 V 180 V to 280 V Nominal AC current at 220 V 7A 11A Nominal AC current at 230 V 6 5A 11A Nominal AC current at 240 V 6 25 A 10 5A Maximum output current 7A 11A Total harmonic distortion of the output lt 3 96 lt 3 current with total harmonic distortion of the AC voltage lt 2 and AC power gt 50 of the rated power 52 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG Maximum output current under fault conditions SB 1 5 1VL 40 12A 11 Technical Data SB 2 5 1VL 40 19A Inrush current lt 20 of the nominal AC current for a maximum of 2096 of the nominal AC current for a maximum of 10 ms 10 ms Rated power frequency 50 Hz 50 Hz AC power frequency 50 Hz 60 Hz 50 Hz 60 Hz Operating range at AC power fre quency 50 Hz 45 Hz to 55 Hz 45 Hz to 55 Hz Operating range at AC power fre quency 60 Hz 55 Hz to 65 Hz 55 Hz to 65 Hz Power factor at rated power Displacement power factor cos ad justable 0 8 underexcited to 1 to 0 8 overexcited 0 8 underexcited to 1 to 0 8 overexcited Feed in phases Connection phases Overv
25. e WLAN direct connection and the WLAN connection in the local network on or off independently of each other If you would like to switch the WLAN function off completely you must switch off both the WLAN direct connection and the WLAN connection in the local network The basic procedure for changing operating parameters is explained in another section see Section 9 14 Changing Operating Parameters page 46 i Switching on the WLAN function only possible via Ethernet connection If you switch off both the WLAN function for the WLAN direct connection and for the WLAN connection in the local network access to the inverter user interface and therefore reactivation of the WLAN interface is only possible via an Ethernet connection Procedure To switch off the WLAN direct connection select the parameter Soft access point is turned on and set this to No To switch off the WLAN connection in the local network select the parameter WLAN is turned on and set this to No 9 18 Switching WLAN On If you have switched the WLAN function for direct connection or for connection in the local network off you can switch the WLAN function back on in accordance with the following procedure In doing so you can switch the WLAN direct connection and the WLAN connection in the local network on independently of each other The basic procedure for changing operating parameters is explained in another section see Section 9 14 Changing Operating Paramet
26. e WPA2 PSK on the inverter type label or the rear side of the Quick Installation Guide included in delivery Standard inverter IP address for direct connection via WLAN outside of a local network 192 168 100 1 Standard inverter IP address for direct connection via Ethernet outside of a local network 169 254 100 1 Direct connection via WLAN Requirements L The inverter must be commissioned O A smartphone tablet PC or computer with WLAN interface must be available O One of the following web browsers must be installed Firefox as of version 32 Internet Explorer as of version 10 Safari as of version 6 or Google Chrome as of version 32 O The personal SMA Grid Guard code of the Installer must be available for the changing of grid relevant settings after completion of the first ten operating hours see certificate Application for SMA Grid Guard Code at www SMA Solar com i File export via Safari web browser not possible When using the Safari web browser the exporting of files e g saving the current inverter configuration or exporting events is not possible for technical reasons e Use a different supported web browser Procedure 1 If your smartphone tablet PC or computer has a WPS function Tap twice on the lid of the inverter to activate the inverter WPS function The inverter signalizes the open interface via the rapid flashing of the blue LED 34 SB15 25 BE en 10 Operating Manual SMA Solar Technolo
27. e metal brackets accordingly 9 Ensure that the inverter is securely in place Operating Manual SB15 25 BE en 10 19 6 Electrical Connection SMA Solar Technology AG 6 Electrical Connection 6 1 Safety during Electrical Connection A DANGER Danger to life due to high voltages of the PV array When exposed to sunlight the PV array generates dangerous DC voltage which is present in the DC conductors and the live components of the inverter Touching the DC conductors or the live components can lead to lethal electric shocks If you disconnect the DC connectors from the inverter under load an electric arc may occur leading to electric shock and burns Do not fouch non insulated cable ends Do not touch the DC conductors Do not touch any live components of the inverter Have the inverter mounted installed and commissioned only by qualified persons with the appropriate skills e If an error occurs have it rectified by qualified persons only Prior to performing any work on the inverter disconnect it from all voltage sources as described in this document see Section 10 Disconnecting the Inverter from Voltage Sources page 50 NOTICE Damage to the seal of the enclosure lid in sub zero conditions If you open the enclosure lid in sub zero conditions the sealing of the enclosure lid can be damaged This can lead to moisture entering the inverter Do not open the inverter at ambient temperatures
28. e requirements of the grid operator you can activate and configure the functions e g active power limitation via operating parameters SMA OptiTrac Global Peak SMA OptiTrac Global Peak is an advancement of SMA OptiTrac and allows the operating point of the inverter to follow the optimal operating point of the PV array MPP precisely at all times In addition with the aid of SMA OptiTrac Global Peak the inverter detects several maximum power points in the available operating range such as may occur particularly with partially shaded strings SMA OptiTrac Global Peak is enabled by default All pole sensitive residual current monitoring unit The all pole sensitive residual current monitoring unit detects alternating and direct differential currents In single phase and three phase inverters the integrated differential current sensor detects the current difference between the neutral conductor and the line conductor s If the current difference increases suddenly the inverter disconnects from the utility grid Connection of the SMA Energy Meter If an SMA Energy Meter is installed in the PV system the inverter can receive data on the household energy consumption directly from this 14 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 4 3 LED Signals LED Status Green LED flashing 4 Product Description Explanation Waiting for connection conditions The LED is on for two seconds and then off for two sec onds The
29. easures Connect an additional grounding that has at least the same cross section as the connected grounding conductor to the connecting terminal plate for the AC cable see Section 6 3 3 page 25 This prevents touch current if the grounding conductor at the connecting terminal plate for the AC cable fails i Connection of additional grounding In some countries additional grounding is generally required In each case observe the locally applicable regulations e If additional grounding is required connect an additional grounding that has at least the same cross section as the connected grounding conductor to the connecting terminal plate for the AC cable see Section 6 3 3 page 25 This prevents touch current if the grounding conductor at the connecting terminal plate for the AC cable fails 6 3 2 Connecting the Inverter to the Utility Grid Requirements L1 Only the AC connector supplied may be used CO The connection requirements of the grid operator must be met O The grid voltage must be in the permissible range The exact operating range of the inverter is specified in the operating parameters Procedure 1 Disconnect the circuit breaker and secure it against reconnection 2 Unscrew the swivel nut from the cable gland for the AC connection 3 Thread the swivel nut over the AC cable 4 Thread the AC cable through the cable gland Operating Manual SB15 25 BE en 10 23 6 Electrical Connection SMA Solar Technology A
30. ee Section 10 page 50 Operating Manual SB15 25 BE en 10 11 4 Product Description Symbol SMA Solar Technology AG Explanation Risk of burns due to hot surfaces The product can get hot during operation Avoid contact during op eration Prior to performing any work on the product allow the prod uct to cool down sufficiently Danger to life due to electric shock The product operates at high voltages Prior to performing any work on the product disconnect the product from voltage sources All work on the product must be carried out by electrically qualified per sons only Observe the documentation Observe all documentation supplied with the product gt O Pe Danger This symbol indicates that the inverter must be additionally grounded if additional grounding or equipotential bonding is required at the installation site see Section 6 3 3 Connecting Additional Ground ing page 25 DC Direct current xX The product does not have a transformer AC 4 Alternating current WEEE designation Do not dispose of the product together with the household waste but in accordance with the disposal regulations for electronic waste ap plicable at the installation site CM AMA CE marking The product complies with the requirements of the applicable EU di rectives IP65 Degree of protection IP65 The product is protected against dust intrusion and water jets from any
31. elect Save and next until you arrive in the menu Meter configuration 6 Add or replace the desired energy meter 9 13 Configuring Feed In Management A QUALIFIED PERSON If required by the grid operator the inverter can provide grid management services You can configure these via the inverter feed in management Coordinate the configuration of the feed in management with your grid operator beforehand Procedure 1 Call up the inverter user interface see Section 8 1 page 34 2 Log in as Installer 3 On the right hand side of the menu bar select the menu User Settings see Section 8 2 Design of the Inverter User Interface page 37 4 In the subsequent context menu select Start the installation assistant 5 Select Save and next until you arrive in the menu Feed in management 6 Configure the feed in management as desired 9 14 Changing Operating Parameters The operating parameters of the inverter are set to certain values by default You can change the operating parameters to optimize the performance of the inverter 46 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 9 Configuration This section describes the basic procedure for changing operating parameters Always change operating parameters as described in this section Some function sensitive parameters can only be viewed by qualified persons and can only be changed by qualified persons by entering the personal SMA Grid Guard code i No configura
32. eration begins X The green LED is still flashing after one minute The DC input voltage is still too low Once the DC input voltage is sufficiently high feed in operation begins X The red LED is glowing An error has occurred e Rectify the error see service manual at www SMA Solar com 3 Configure the inverter via the user interface see Section 8 1 1 Calling Up the Inverter User Interface via Direct Connection page 34 When doing so you can either configure the inverter manually use the installation assistant or adopt an existing configuration from a file SMA Solar Technology AG recommends configuration with the help of the installation assistant Operating Manual SB15 25 BE en 10 33 8 Using the Inverter User Interface SMA Solar Technology AG 8 Using the Inverter User Interface 8 1 Calling Up the Inverter User Interface 8 1 1 Calling Up the Inverter User Interface via Direct Connection You can call up the inverter user interface outside of a network via a direct connection between computer tablet PC or smartphone and the inverter There are two methods available for this Direct connection via WLAN Direct connection via Ethernet i Inverter SSID and IP address and necessary passwords e Inverter SSID in WLAN SMA serial number e g SMA2130019815 Standard WLAN password SMA12345 usable for initial configuration prior to completion of the first ten operating hours e Device specific WLAN password se
33. ers page 46 Requirement L1 If the WLAN function was previously switched off completely the inverter must be connected to a computer or router via Ethernet 48 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 9 Configuration Procedure To switch on the WLAN direct connection in the parameter group PV system communication gt WLAN select the parameter Soft access point is turned on and set this to Yes To switch on the WLAN connection in the local network in the parameter group PV system communication gt WLAN select the parameter WLAN is turned on and set this to Yes Operating Manual SB15 25 BE en 10 49 10 Disconnecting the Inverter from Voltage Sources SMA Solar Technology AG 10 Disconnecting the Inverter from Voltage Sources Prior to performing any work on the inverter always disconnect it from all voltage sources as described in this section Always adhere to the prescribed sequence Procedure nn 50 Set the DC load break switch of the inverter to O Release and remove all DC connectors To do Disconnect the circuit breaker and secure it against reconnection 2 If an external DC load break switch is installed disconnect the external DC load break switch from all voltage sources Wait until the LEDs have gone out Use a current clamp to ensure that no current is present in the DC cables this insert a flatblade screwdriver or an angled screwdriver blade w
34. ew IP address will be assigned automatically by the DHCP server router or manually by you Upon completion of the configuration the inverter is only reachable via this new IP address or the alternative addresses Inverter access addresses Generally applicable access address e g for android products IP address manually assigned or assigned by the DHCP server router identification via SMA Connection Assist network scanner software or router manual Alternative access address for Apple products SMA serial number local e g SMA2130019815 local Alternative access address for certain Windows products SMA serial number e g SMA2130019815 Requirements L1 Depending on the type of communication a smartphone or tablet PC with WLAN interface or a computer with Ethernet connection or WLAN interface must be available L The computer the tablet PC or the smartphone must be connected with the local network e g via a router O One of the following web browsers must be installed Firefox as of version 32 Internet Explorer as of version 10 Safari as of version 6 or Google Chrome as of version 32 The inverter must be connected via WLAN or Ethernet to the local network e g via a router The inverter access address must be known Dung The personal SMA Grid Guard code of the Installer must be available for the changing of grid relevant settings after completion of the first ten operating hours see certificate
35. f the PV system Device status Displays whether the inverter is currently in a faultfree operating state or whether there is an Error or Warning present Current power Displays the power currently being generated by the inverter Current consumption Displays the current consumption of the household if an energy meter is installed in the PV system Yield Displays the energy yield of the inverter Consumption Displays the energy consumption of the household if an energy meter is installed in the PV system Feed in management Displays whether the inverter is currently limiting its active power E PV power and power Temporal progression of the PV power and the power con consumption progres sumption of the household over the selected time period Please sion note the power consumption will only be displayed if an en ergy meter is installed in the PV system F Status bar Displays the following information Inverter serial number Inverter firmware version IP address of the inverter within the local network User group logged in Date and device time of the inverter 8 3 Changing the Password The password for the inverter can be changed for both user groups Furthermore the user group Installer can change the password for the user group User as well as its own password Operating Manual SB15 25 BE en 10 39 8 Using the Inverter User Interface SMA Solar Technology AG i PV systems registered in a com
36. for the DC Connection Requirements for the PV modules of a string EI LT LT EI o All PV modules must be of the same type All PV modules must be aligned identically All PV modules must have the same tilt angle The thresholds for the input voltage and the input current of the inverter must be adhered to see Section 11 Technical Data page 52 On the coldest day based on statistical records the open circuit voltage of the PV array must never exceed the maximum input voltage of the inverter i Use of Y adapters for parallel connection of strings 28 The Y adapters must not be used to interrupt the DC circuit e Do not use the Y adapters in the immediate vicinity of the inverter The adapters must not be visible or freely accessible n order to interrupt the DC circuit always disconnect the inverter as described in this document see Section 10 Disconnecting the Inverter from Voltage Sources page 50 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 6 Electrical Connection 6 5 2 Assembling the DC Connectors For connection to the inverter all PY module connection cables must be fitted with the DC connectors provided Assemble the DC connectors as described in the following Be sure to observe the correct polarity The DC connectors are marked with the symbols and A B Figure 7 Negative A and positive B DC connectors Cable requirements O Cable type PV1 F ULZKLA USE2 O E
37. gy AG 8 Using the Inverter User Interface Activate the WPS on your device M The connection with your device will be established automatically Please note that establishment of the connection to devices with Windows 7 or 8 1 can take up to 20 seconds 2 If your smartphone tablet PC or computer does not have a WPS function e Search for WLAN networks with your device Select the inverter SSID SMA serial number Enter the inverter WLAN password Within the first ten operating hours and prior to closing the installation assistant for the first time you can use the standard WLAN password SMA12345 After this you must use the device specific inverter WLAN password WPA2 PSK which is printed on the type label and the rear side of the Quick Installation Guide included in delivery 3 Enter 192 168 100 1 in the address line of the web browser and press the enter key The login page of the user interface opens 4 Log in as Installer or User A new password must be assigned upon logging in for the first time To configure the inverter for the first time login as an Installer 5 Configure the inverter as desired Direct connection via Ethernet Requirements L The inverter must be commissioned L1 A computer with an Ethernet interface must be available O One of the following web browsers must be installed Firefox as of version 32 Internet Explorer as of version 10 Safari as of version 6 or Google Chrome as of version
38. hweiz www SMA de Service Sunny Tripower Sunny Boy Sunny Mini Central 33 472 09 04 40 Sunny Tripower Monitoring Systems 49 561 9522 1499 33 472 09 04 41 Monitoring Systems Kommunika Sunny Island tionsprodukte 33 472 09 04 42 49 561 9522 2499 Sunny Central Fuel Save Controller PV Diesel 33 472 09 04 43 Hybridsysteme 49 561 9522 3199 Sunny Island Sunny Backup Hy dro Boy 49 561 9522 399 Sunny Central 49 561 9522 299 Espa a SMA Ib rica Tecnolog a Solar India SMA Solar India Pvt Ltd Portugal S LU Mumbai Barcelona 34 935 63 50 99 9 22 61713888 Operating Manual SB15 25 BE en 10 57 12 Contact SMA Solar Technology AG South Africa SMA Solar Technology South EhAada SMA Hellas AE Africa Pty Ltd Kumpoc Aiva Centurion Pretoria K br s 801 222 9 222 08600 SUNNY Benrapnua International 08600 78669 30 212 222 9 222 International 27 12 622 3000 Italia SMA Italia S r l United SMA Solar UK Ltd Milano Kingdom Milton Keynes 39 02 8934 7299 44 1908 304899 Ine SMA Solar Thailand Co Lid Lj eal SMA Technology Korea Co ng Ltd 66 2 670 6999 MS 82 2 520 2666 c jay SMA Middle East LLC Other countries International SMA Service Line Sas ial n yall BP al Niestetal Toll free worldwide TIPO SS 00800 SMA SERVICE 800 762 7378423 58 SB15 25 BE en 10 Operating Manual SMA Solar Technology
39. idth 3 5 mm into one of the slide slots and pull the DC connectors out in a downward direction Do not pull on the cable SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 10 Disconnecting the Inverter from Voltage Sources 7 Ensure that no voltage is present at the DC inputs on the inverter using a suitable measuring device 8 Loosen the swivel nuts 9 Loosen the screws of the connection cap and remove the connection cap 10 Use a suitable measuring device to check that no voltage is present at the AC connector between L and N and between L and the grounding conductor To do so insert the test probe maximum diameter 2 mm into each round opening of the connecting terminal plate 11 Release and disconnect the AC connector using the sliders located on the side Operating Manual SB15 25 BE en 10 51 11 Technical Data SMA Solar Technology AG 11 Technical Data DC Input SB 1 5 1VL 40 SB 2 5 1VL 40 Maximum DC power at cos o 1 1 600 W 2 650 W Maximum input voltage 600 V 600 V MPP voltage range 160 V to 500 V 260 V to 500 V Rated input voltage 360 V 360 V Minimum input voltage 50V 50V Start input voltage 80V 80V Maximum input current 10A 10A Maximum short circuit current 18A 18A Maximum reverse current from the in OA OA verter in the system for max 1 ms Number of independent MPP inputs 1 1 Overvoltage category in accordance I I with IEC 60664 1 n ac
40. into a local network via Ethernet connect the inverter now see Section 6 4 page 26 14 Attach the connection cap to the inverter using the three screws and a Torx screwdriver TX20 torque 3 5 Nm 15 Tighten the swivel nut hand tight 6 3 3 Connecting Additional Grounding If additional grounding or equipotential bonding is required locally you can connect additional grounding to the inverter This prevents touch current if the grounding conductor at the terminal for the AC cable fails The required clamping bracket the cylindrical screw M5x16 the washer and the spring lock washer are part of the scope of delivery of the inverter Cable requirements i Use of fine stranded conductors You can use an inflexible or a flexible fine stranded conductor When using a fine stranded conductor it has to be double crimped by a ring terminal lug Make sure that no insulated conductor is visible when pulling or bending This will ensure sufficient strain relief by means of the ring terminal lug O Grounding cable cross section max 10 mm Operating Manual SB15 25 BE en 10 25 6 Electrical Connection SMA Solar Technology AG Procedure 1 Strip off 12 mm of the grounding cable insulation 2 Thread the screw through the spring lock washer the clamping bracket and the washer 3 Screw the screw into the thread slightly 4 Lead the grounding cable between the washer and clamping bracket and tighten the screw torque 6
41. munication product With PV systems that are registered in a communication product e g Sunny Portal Sunny Home Manager you can also assign a new password for the user group Installer via the communication product The password for the user group Installer is also the system password for the PV system If you assign a password for the user group Installer on the inverter user interface that does not correspond to the system password the inverter can no longer be reached by the communication product Ensure that the password for the user group Installer is the same as the system password in the communication product Procedure 1 Call up the inverter user interface see Section 8 1 page 34 log in as Installer or User Call up the menu Device Parameters Select Edit parameters a AUN In the parameter group User Rights gt Access Control change the password of the desired user group 6 Select Save all to save the changes 8 4 Forgotten Password If you have forgotten the password for the inverter you can unlock the inverter with a Personal Unlocking Key PUK For each inverter there is one PUK for each user group User and Installer Tip With PV systems in Sunny Portal you can also assign a new password via Sunny Portal for the user group Installer The password for the user group Installer is the same as the system password in Sunny Portal Procedure 1 Request PUK application form available at www SMA
42. n PIC Product Identification Code identification key for registering the PV system in Sunny Portal RID Registration Identifier registration ID for registering the PV system in Sunny Portal e WLAN password WPA2 PSK Wi Fi Protected Access 2 Preshared Key for direct access to the inverter via WLAN Operating Manual SB15 25 BE en 10 9 4 Product Description SMA Solar Technology AG 4 Product Description 4 1 Sunny Boy The Sunny Boy is a transformerless PV inverter which converts the direct current of the PV array to grid compliant alternating current and feeds it into the utility grid Figure 2 Design of the Sunny Boy Position Designation A DC Load Break Switch The inverter is equipped with a DC load break switch If the DC load break Switch is set to the position I it establishes a conductive connection between the PV array and the inverter Setting the DC load break switch to the O posi tion interrupts the DC electric circuit and completely disconnects the PV array from the inverter Disconnection takes place ot all poles B LEDs The LEDs indicate the operating state of the inverter 10 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 4 Product Description Position Designation C Connection cap Connection area with cable glands for connection to the utility grid and the lo cal network D Type label The type label uniquely identifies the inverter You will require the informa
43. og in as Installer 3 Select the menu System Configuration A Select Settings M A context menu opens 5 Select Start self test in the context menu 6 Observe the instructions shown in the dialog and save the report of the self test if necessary 9 4 Activating the Receipt of Control Signals Only for Italy In order for PV systems in Italy to receive control commands from the grid operator set the following parameters Some function sensitive parameters can only be viewed by qualified persons and can only be changed by qualified persons 42 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 9 Configuration The basic procedure for changing operating parameters is explained in another section see Section 9 14 Changing Operating Parameters page 46 Parameter Value range Resolution Default Application ID 0 16384 16384 GOOSE Mac address 01 0C CD 01 00 00 1 01 0C CD 01 00 00 01 0C CD 01 02 00 Procedure 1 Select the parameter group External Communication gt IEC 61850 configuration 2 In the field Application ID enter the application ID of the grid operator gateway You will receive this value from your grid operator You can enter a value between O and 16384 The value 16384 indicates deactivated 3 In the field GOOSE Mac address enter the MAC address of the grid operator gateway from which the inverter is to receive the control commands You will receive this value from your grid operator
44. oltage category in accordance with IEC 60664 1 depending on the configured country data set Protective Devices DC reverse polarity protection Short circuit diode Input side disconnection point DC Load Break Switch AC short circuit current capability Grid monitoring Current control SMA Grid Guard 6 Maximum permissible fuse protection 16A Ground fault monitoring Insulation monitoring Ro gt 1 MO All pole sensitive residual current monitoring unit General Data Available Width x height x depth 460 mm x 357 mm x 122 mm Weight 9 2 kg Length x width x height of the packaging 597 mm x 399 mm x 238 mm Weight including packaging 11 5 kg Operating Manual SB15 25 BE en 10 53 11 Technical Data SMA Solar Technology AG Climatic category in accordance with 4K4H IEC 6072 1 3 4 Environmental category Outdoors Pollution degree outside the inverter 3 Pollution degree inside the inverter 2 Operating temperature range 40 C to 60 C Maximum permissible value for relative humid 100 ity non condensing Maximum operating altitude above mean sea 3 000 m level Noise emission typical lt 25 dB Power loss in night mode 2 W Maximum data volume per inverter with Speed wire Webconnect 550 MB month Additional data volume when using the Sun ny Portal live interface 600 kB hour WIAN range in free field conditions 100 m Qu
45. ration SMA Solar Technology AG 3 On the right hand side of the menu bar select the menu User Settings see Section 8 2 Design of the Inverter User Interface page 37 4 In the subsequent context menu select Start the installation assistant M The installation assistant dialog opens 9 3 Starting the Self Test For Italy Only The self test is only required for inverters to be commissioned in Italy The Italian standard requires that all inverters feeding into the utility grid are equipped with a self test function in accordance with CEI 0 21 During the self test the inverter will consecutively check the reaction times for overvoltage undervoltage maximum frequency and minimum frequency The self test changes the upper and lower disconnection values for each protective function on a linear basis for frequency monitoring and voltage monitoring As soon as the measured value exceeds the permitted disconnection threshold the inverter disconnects from the utility grid In this way the inverter determines the reaction time and checks itself After the self test has been completed the inverter automatically switches back to feed in operation resets the original disconnection conditions and connects to the utility grid The test takes approximately three minutes Requirements O The country data set of the inverter must be set to CEI 0 21 internal Procedure 1 Call up the inverter user interface see Section 8 1 page 34 2 L
46. rature and maximum desired line losses for calculation of line losses see the design software Sunny Design from software version 2 0 at www SMA Solar com Load break switch and cable protection NOTICE Damage to the inverter due to the use of screw type fuses as load break switches Screw type fuses e g DIAZED fuse or NEOZED fuse are not load break switches Do not use screw type fuses as load break switches Use a load break switch or circuit breaker as a load disconnection unit for information and design examples see the Technical Information Circuit Breaker at www SMA Solar com L1 In PV systems with multiple inverters protect each inverter with a separate circuit breaker Make sure to observe the maximum permissible fuse protection see Section 11 Technical Data page 52 This will prevent residual voltage being present at the corresponding cable after disconnection O Loads installed between the inverter and the circuit breaker must be fused separately Residual current monitoring unit L1 If an external residual current device is required install a residual current device which trips at a residual current of 100 mA or higher for details on selecting a residual current device see the Technical Information Criteria for Selecting a Residual Current Device at www SMA Solar com Overvoltage category The inverter can be used in grids of overvoltage category IIl or lower in accordance
47. s an active connection with a local network or an Ethernet direct connection with an end device e g smart phone tablet PC or computer Operating Manual SB15 25 BE en 10 15 5 Mounting SMA Solar Technology AG 5 Mounting 5 1 Requirements for Mounting Requirements for the mounting location A WARNING Danger to life due to fire or explosion Despite careful construction electrical devices can cause fires Do not mount the inverter in areas containing highly flammable materials or gases Do not mount the inverter in a potentially explosive atmosphere L1 Do not mount the inverter on a pillar L1 A solid support surface must be available for mounting e g concrete or masonry o The support surface must be even The difference between the outer anchoring points must not exceed 5 mm O The mounting location must be suitable for the weight and dimensions of the inverter see Section 11 Technical Data page 52 O The mounting location should not be exposed to direct solar irradiation Direct solar irradiation can cause the inverter to overheat As a result the inverter reduces its power output O The mounting location should be freely and safely accessible at all times without the need for any auxiliary equipment such as scaffolding or lifting platforms Non fulfillment of these criteria may restrict servicing O To ensure optimum operation the ambient temperature should be between 25 C and 40 C
48. ters of the inverter can be viewed and configured here depending on the user group Events All events that have occurred in the selected time period are displayed here The event types are Information Warning and Error Currently existing events of the types Error and Warning will be additionally displayed in the Device status viewlet However only the higher priority event is displayed If for example there is a Warning and an Error present at the same time only the Error will be displayed System Configuration The following settings for the inverter can be performed here The selection is however dependent on the user group logged in and the set country data set Changing the device name Updating the firmware Saving the configuration in a file Adopting the configuration from a file Starting the self test B User settings Provides the following functions depending on the user group logged in Start the installation assistant e SMA Grid Guard login logout Help Provides the following functions Displaying information on Open Source licenses used With an internet connection opening the product page of the inverter With an internet connection downloading the inverter manual 38 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 8 Using the Inverter User Interface Posi Designation Description tion D Status display The various areas display information on the current status o
49. ting the Inverter into the Network ees 45 9 11 Setting the Date and Device Time 45 9 12 Configuring the Energy Maler ioter Ire et teneis 45 9 13 Configuring Feed In Management sse 46 9 14 Changing Operating Parameters sse 46 9 15 Configuring the Country Data Set sss 47 9 16 Switching the Dynamic Power Display Off s 48 9 17 Switching P Es cow 48 9248 Switching WLAN O Naisissa nien 48 10 Disconnecting the Inverter from Voltage Sources 50 1T Technical Dalai irre rtr trenint tb ettet torio ttborinitios 52 12 CONE T T 57 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 1 Information on this Document 1 Information on this Document 1 1 Validity This document is valid for the following device types from firmware version 2 0 1 R e SBI 5 1VLAO Sunny Boy 1 5 e B2 5 1VL 40 Sunny Boy 2 5 1 2 Target Group This document is intended for qualified persons and end users Only qualified persons are allowed to perform the activities marked in this document with a warning symbol and the caption Qualified person Tasks that do not require any particular qualification are not marked and can also be performed by end users Qualified persons must have the following skills Knowledge of how an inverter works and is operated Training in how to deal with the dangers and risks associated with installing and using electrical devices and
50. tion 28 6 5 2 Assembling the DC Connectors ssssse 29 6 5 3 Connecting the PV Array sssssssssseeeeeeeene 30 Operating Manual SB15 25 BE en 10 3 Table of Contents SMA Solar Technology AG 6 5 4 Disassembling the DC Connectors sss 31 7 Commissioning the Inverter eeeececeeee eere tn enne 33 8 Using the Inverter User Interface eese 34 8 1 Calling Up the Inverter User Interface se 34 8 1 1 Calling Up the Inverter User Interface via Direct Connection 34 8 1 2 Calling Up the Inverter User Interface in the Local Network 36 8 2 Design of the Inverter User Interface sse ax 8 3 Changing thie Posswaeltliui d aeteb aO noe RUE 39 HL Forgotten IPSS o i atop tolo dala tumido ioo orte epdie 40 9 Configuration usui eie xe PN ors EUH terari RUIN UNUE 41 OC Configuration Procedures cuncpigsarmias cin scanancqcnteeccuiess 41 9 2 Starting the Installation Assistant 41 9 3 Starting the Self Test For Italy Only sess 42 9 4 Activating the Receipt of Control Signals Only for Italy 42 9 5 Deactivating Grounding Conductor Monitoring 43 96 Setting SMA OptiTrac Global Peak entes 43 9 7 Saving the Configuration in a File 44 9 8 Adopting a Configuration from a File sss 44 9 9 Updating the Firmware seen 44 9 10 Integra
51. tion on the type label to use the product safely and when seeking customer sup port from the SMA Service line The type label must remain permanently at tached to the product You will find the following information on the type la bel Device type Model Serial number Serial No Date of manvfacture Identification key PIC for registration in Sunny Portal registration ID RID for registration in Sunny Portal WLAN password WPA2 PSK for direct access to the inverter via WLAN Device specific characteristics Symbols on the Inverter and on the Type Label Symbol Explanation Inverter Together with the green LED this symbol indicates the operating state of the inverter iar Observe the documentation Together with the red LED this symbol indicates an error for infor mation regarding troubleshooting see the service manual at www SMA Solar com e Data transmission Together with the blue LED this symbol indicates that the inverter has an active network connection Grounding conductor This symbol indicates the position for connecting a grounding con ductor AG Danger to life due to high voltages in the inverter observe the wait ing time of five minutes High voltages that can cause lethal electric shocks are present in the live components of the inverter Prior to performing any work on the inverter disconnect it from all voltage sources as described in this document s
52. tion via Sunny Explorer Sunny Explorer does not support the configuration of inverters with integrated web server and their own user interface The inverter can be detected via Sunny Explorer however it is expressly not recommended to use Sunny Explorer to configure this inverter SMA Solar Technology AG does not accept liability for missing or incorrect data and possibly resulting yield losses e Use the integrated inverter user interface for the configuration of the inverter Requirements O The changes to the grid relevant parameters must be approved by the grid operator L1 When changing grid relevant parameters the SMA Grid Guard code must be available see Application for SMA Grid Guard Code at www SMA Solar com Procedure 1 Call up the inverter user interface see Section 8 1 page 34 2 Log in as Installer or User 3 Call up the menu Device Parameters 4 Select Edit parameters 5 Log in using the SMA Grid Guard code to change those parameters designated by a lock only for installers On the righthand side of the menu bar select the menu User Settings see Section 8 2 Design of the Inverter User Interface page 37 In the subsequent context menu select SMA Grid Guard login Enter the SMA Grid Guard code and select Login 6 Change the desired parameters 7 Select Save all to save the changes 9 15 Configuring the Country Data Set A QUALIFIED PERSON By default the inverter is set to a uni
53. ubstances that decompose the plastic of the DC connectors Do not use contact cleaners or other cleaning agents for cleaning the DC connectors 1 Ensure that the circuit breaker is switched off and that it cannot be reconnected 2 If an external DC load break switch is installed disconnect the external DC load break switch from all voltage sources 30 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 6 Electrical Connection 3 Set the DC load break switch of the inverter to position O 4 Measure the PV array voltage Ensure that the maximum input voltage of the inverter is adhered to and that there is no ground fault in the PV array 5 Check whether the DC connectors have the correct polarity If the DC connector is equipped with a DC cable of the wrong polarity the DC connector must be reassembled The DC cable must always have the same polarity as the DC connector 6 Connect the assembled DC connectors to the inverter M The DC connectors snap into place 7 Ensure that all DC connectors are securely in place 6 5 4 Disassembling the DC Connectors A DANGER Danger to life due to high voltages on DC conductors When exposed to sunlight the PV array generates dangerous DC voltage which is present in the DC conductors Touching the DC conductors can lead to lethal electric shocks e Cover the PV modules Do not touch the DC conductors To disassemble the DC connectors pro
54. ust only be operated with PV arrays of protection class Il in accordance with IEC 61730 application class A The PV modules must be compatible with this product PV modules with a high capacity to ground must only be used if their coupling capacity does not exceed 900 nF for information on how to calculate the coupling capacity see the Technical Information Leading Leakage Currents at www SMA Solar com All components must remain within their permitted operating ranges at all times The product must only be used in countries for which it is approved or released by SMA Solar Technology AG and the grid operator Use this product only in accordance with the information provided in the enclosed documentation and with the locally applicable standards and directives Any other application may cause personal injury or property damage Alterations to the product e g changes or modifications are only permitted with the express written permission of SMA Solar Technology AG Unauthorized alterations will void guarantee and warranty claims and usually void the operation permit SMA Solar Technology AG shall not be held liable for any damage caused by such changes Any use of the product other than that described in the Intended Use section does not qualify as appropriate The enclosed documentation is an integral part of this product Keep the documentation in a convenient place for future reference and observe all instructions contained therein The
55. ve components within the inverter can lead to lethal electric shocks Some components also require at least five minutes to discharge after the inverter has been disconnected from voltage sources Do not open the inverter A DANGER Danger to life due to electric shock Touching an ungrounded PV module or array frame can cause a lethal electric shock Connect and ground the PV modules array frame and electrically conductive surfaces so that there is continuous conduction Observe the applicable local regulations NOTICE Damage to the inverter due to the use of cleaning agents If the inverter is dirty clean the enclosure the enclosure lid the type label and the LEDs using only clean water and a cloth 8 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 3 Scope of Delivery 3 Scope of Delivery Check the scope of delivery for completeness and any externally visible damage Contact your distributor if the scope of delivery is incomplete or damaged A B C D E F G Figure 1 Components included in the scope of delivery Position Quantity Designation A Inverter B Negative DC connector c Positive DC connector D 1 Clamping bracket E 1 Cylindrical screw M5 x 16 F 1 Spring lock washer G 1 Washer H AC connector Connection cap Quick reference guide with password label on the rear side The label contains the following informatio
56. versally valid country data set You can adjust the country data set for the installation site retroactively The basic procedure for changing operating parameters is explained in another section see Section 9 14 Changing Operating Parameters page 46 Procedure Select the parameter Set country standard and set the required country data set Operating Manual SB15 25 BE en 10 47 9 Configuration SMA Solar Technology AG 9 16 Switching the Dynamic Power Display Off As standard the inverter signals its power dynamically via the pulsing of the green LED When doing so the LED flashes on and off uniformly or is permanently lit at full power The various gradations are related here to the set active power limit of the inverter If this display is not desired switch this function off in accordance with the following procedure Once this has been done the green LED is only lit permanently to signalize feed in operation The basic procedure for changing operating parameters is explained in another section see Section 9 14 Changing Operating Parameters page 46 Procedure Inthe parameter group Device gt Operation select the parameter Dynamic power display via green LED and set this to Off 9 17 Switching WLAN Off The inverter is equipped with an activated WLAN interface as standard If you do not want to use WLAN you can switch the WLAN function off in accordance with the following procedure In doing so you can switch th
57. weight of the inverter fastening bracket thickness 4 mm L1 If necessary two screw anchors suitable for the support surface and the screws 18 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 5 Mounting A CAUTION Risk of injury when lifting the inverter or if it is dropped The inverter weighs 9 kg There is risk of injury if the inverter is lifted incorrectly or dropped while being transported or when attaching it to or removing it from the wall mounting bracket Transport and lift the inverter carefully Procedure l A CAUTION Risk of injury due to damaged cables There may be power cables or other supply lines e g gas or water routed in the wall Ensure that no lines are laid in the wall which could be damaged when drilling holes 2 Mark the position of the drill holes Use the information on dimensioning given in this document for this see Section 5 1 Requirements for Mounting page 16 3 Ensure that the positions marked are aligned horizontally 4 Drill the holes at the positions marked 5 If necessary plug the screw anchors into the holes 6 Screw the screws in so that there is still at least 6 mm distance between the screw head and the mounting surface 7 Hang the inverter onto the screws using the metal brackets 8 Tighten the screws hand tight using a ratchet or box wrench When doing this you can compensate for any misalignment of the drill holes by aligning th
58. with IEC 60664 1 That means that the inverter can be permanently connected to the grid connection point of a building In case of installations with long outdoor cabling routes additional measures to reduce overvoltage category IV to overvoltage category Ill are required see the Technical Information Overvoltage Protection at www SMA Solar com Grounding conductor monitoring The inverter is equipped with a grounding conductor monitoring device This grounding conductor monitoring device detects when there is no grounding conductor connected and disconnects the inverter from the utility grid if this is the case Depending on the installation site and grid configuration it may be advisable to deactivate the grounding conductor monitoring This is necessary for example in an IT system if there is no neutral conductor present and you intend to install the inverter between two line conductors If you are uncertain about this contact your grid operator or SMA Solar Technology AG L1 Grounding conductor monitoring must be deactivated after initial start up depending on the grid configuration see Section 9 5 page 43 22 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 6 Electrical Connection i Safety in accordance with IEC 62109 when the grounding conductor monitoring is deactivated In order to guarantee safety in accordance with IEC 62109 when the grounding conductor monitoring is deactivated carry out one of the following m
59. xternal diameter 5 mm to 8 mm O Conductor cross section 2 5 mm to 6 mm O Qty single wires minimum 7 O Nominal voltage minimum 1 000 V A DANGER Danger to life due to high voltages on DC conductors When exposed to sunlight the PV array generates dangerous DC voltage which is present in the DC conductors Touching the DC conductors can lead to lethal electric shocks e Cover the PV modules Do not touch the DC conductors Procedure 1 Strip 12 mm of the cable insulation 2 Insert the stripped cable into the DC connector up to the stop When doing so ensure that the stripped cable and the DC connector are of the same polarity 3 Press the clamping bracket down until it audibly snaps into place Operating Manual SB15 25 BE en 10 29 6 Electrical Connection SMA Solar Technology AG M The stranded wire can be seen inside the clamping bracket chamber X The stranded wire cannot be seen in the chamber The cable is not correctly in place Release the clamping bracket To do so insert a screwdriver blade width 3 5 mm into the clamping bracket and pry the clamping bracket open Remove the cable and go back to step 2 4 Push the swivel nut up to the thread and tighten torque 2 Nm P 6 5 3 Connecting the PV Array NOTICE Damage to the DC connectors due the use of contact cleaner of other cleaning agents Some contact cleaners or other cleaning agents may contain s
60. zardous situation which if not avoided can result in death or serious injury A CAUTION Indicates a hazardous situation which if not avoided can result in minor or moderate injury NOTICE Indicates a situation which if not avoided can re sult in property damage A QUALIFIED PERSON Sections describing activities to be performed by qualified persons only n Information that is important for a specific topic or goal but is not safety relevant Indicates a requirement for meeting a specific goal M x Desired result A problem that might occur 1 5 Nomenclature Complete designation Sunny Boy Designation in this document Inverter product 1 6 Typographies Typography Use Example bold Display texts Elements on a user interface Terminals Elements to be selected Elements to be entered The value can be found in the field Energy Select Settings Enter 10 in the field Minutes gt e Connects several elements to be Select Settings gt Date selected Button Button or key to be selected or Select Next Key pressed 6 SB15 25 BE en 10 Operating Manual SMA Solar Technology AG 2 Safety 2 Safety 2 1 Intended Use The Sunny Boy is a transformerless PV inverter which converts the direct current of the PV array to grid compliant alternating current and feeds it into the utility grid The product is suitable for indoor and outdoor use The product m

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