User Manual SUNNY BOY 3.0-US / 3.8-US / 5.0-US / 6.0-US / 7.0-US / 7.7-US SUN NY BO Y ENGLISH SBxx-US-1XP-41-BA-en-10 | Version 1.
Legal Provisions SMA Solar Technology AG Legal Provisions The information contained in these documents is the property of SMA Solar Technology AG. No part of this document may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, be it electronic, mechanical, photographic, magnetic or otherwise, without the prior written permission of SMA Solar Technology AG.
SMA Solar Technology AG Table of Contents Table of Contents 1 2 3 Information on this Document................................................. 5 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 5 5 5 5 6 6 6 6 Safety ........................................................................................ 8 2.1 2.2 8 9 Intended Use .............................................................................................................. IMPORTANT SAFETY INSTRUCTIONS..........................................
Table of Contents 4.12 4.13 4.14 4.15 4.16 4.17 4.18 4.19 4.20 4.21 4.22 SMA Solar Technology AG Changing the Password............................................................................................. Changing Operating Parameters.............................................................................. Configuring the Country Data Set............................................................................. Configuring the Rapid Shutdown Function .......................................
1 Information on this Document SMA Solar Technology AG 1 1.1 Information on this Document Validity This document is valid for: • SB3.0-1SP-US-41 (Sunny Boy 3.0-US) • SB3.8-1SP-US-41 (Sunny Boy 3.8-US) • SB5.0-1SP-US-41 (Sunny Boy 5.0-US) • SB6.0-1SP-US-41 (Sunny Boy 6.0-US) • SB7.0-1SP-US-41 (Sunny Boy 7.0-US) • SB7.7-1SP-US-41 (Sunny Boy 7.7-US) 1.2 Target Group This document is intended for qualified persons and end users.
1 Information on this Document SMA Solar Technology AG CAUTION Indicates a hazardous situation which, if not avoided, could result in minor or moderate injury. NOTICE Indicates a situation which, if not avoided, can result in property damage. 1.5 Symbols in the Document Symbol Explanation Information that is important for a specific topic or goal, but is not safety-relevant ☐ Indicates a requirement for meeting a specific goal ☑ Desired result ✖ A problem that might occur Example 1.
1 Information on this Document SMA Solar Technology AG Title and information content Type of information Mounting, installation, commissioning and decommissioning Installation manual "Application for SMA Grid Guard Code" Form "PUBLIC CYBER SECURITY - Guidelines for a Secure PV System Communication" Technical information "Efficiency and Derating" Efficiency and derating behavior of the SMA inverters Technical Information "Grid Support Utility Interactive Inverters" Technical Information Informati
2 Safety 2 SMA Solar Technology AG 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.
2 Safety SMA Solar Technology AG This document does not replace and is not intended to replace any local, state, provincial, federal or national laws, regulations or codes applicable to the installation, electrical safety and use of the product. SMA Solar Technology AG assumes no responsibility for the compliance or noncompliance with such laws or codes in connection with the installation of the product. The type label must remain permanently attached to the product. 2.
2 Safety SMA Solar Technology AG DANGER Danger to life due to electric shock in case of overvoltages and if surge protection is missing Overvoltages (e. g. in the event of a flash of lightning) can be further conducted into the building and to other connected devices in the same network via the network cables or other data cables if there is no surge protection. Touching live parts and cables results in death or lethal injuries due to electric shock.
2 Safety SMA Solar Technology AG CAUTION Risk of injury due to weight of product Injuries may result if the product is lifted incorrectly or dropped while being transported or mounted. • Transport and lift the product carefully. Take the weight of the product into account. • Wear suitable personal protective equipment for all work on the product.
2 Safety SMA Solar Technology AG NOTICE Destruction of the measuring device due to overvoltage • Only use measuring devices with a DC input voltage range of 600 V or higher. NOTICE High costs due to inappropriate Internet tariff Depending on use, the data volume of the product transferred via the Internet may vary in size. The data volume depends, for example, on the number of inverters in the system, the frequency of device updates, the frequency of data transfer to Sunny Portal or the use of FTP push.
3 Product Overview SMA Solar Technology AG 3 Product Overview 3.1 Product Description A B G F H C E I SUNN Y BO Y Y Y BO SUNN D J K Figure 1: Design of the inverter Position Designation A Power Unit B Enclosure lid of the Power Unit C Enclosure lid for the Connection Unit D Connection Unit E Warning label with compliance information F DC load-break switch G Type label The type label uniquely identifies the inverter. The type label must remain permanently attached to the product.
3 Product Overview SMA Solar Technology AG Position Designation I Additional type label The additional type label must remain permanently attached to the product.
SMA Solar Technology AG Symbol 3 Product Overview Explanation Equipment Grounding Terminal This symbol indicates the position for the connection of an equipment grounding conductor. UL 1741 and CSA C22.2 No. 107.1 are the standards applied by Underwriters Laboratories to the product to certify that it meets the requirements of the National Electrical Code®, the Canadian Electrical Code® and IEEE 1547. 3.
3 Product Overview SMA Solar Technology AG The system must be registered in the classic Sunny Portal if the inverter is integrated into a local network and connected to the Internet via this network. With this connection, you have the possibility to view the data online in real time. If the inverter is connected to the Internet via the cellular network, you must register the system in Sunny Portal powered by ennexOS.
SMA Solar Technology AG 3 Product Overview Antenna Extension Kit Within the WLAN network, the Antenna Extension Kit enables the radio range of the inverter to be upgraded (Information on assembly and connection see manual of the Antenna Extension Kit). The Antenna Extension Kit can be retrofitted. SMA Cellular LTE Modem Kit The inverter type "SBx.x-1SP-US-41" can be retrofitted with the SMA Cellular LTE Modem Kit. The inverter type "SBx.
3 Product Overview SMA Solar Technology AG A complete PV Rapid Shutdown System consists of the inverter, PV array disconnect switches, and a Rapid Shutdown initiation device. The Rapid Shutdown initiation device serves to initiate a rapid shutdown. The PV Rapid Shutdown System must limit the DC conductors to < 30 V within 30 seconds. NOTICE - The inverter's Rapid Shutdown function is initiated by disconnecting the inverter from the AC grid voltage, for example, by opening the main PV system AC disconnect.
SMA Solar Technology AG 3 Product Overview CONTROLLED CONDUCTORS OUTSIDE THE ARRAY. OTHER EQUIPMENT INSTALLED IN OR ON THIS PV SYSTEM MAY ADVERSLY AFFECT THE OPERATION OF THE PV RAPID SHUTDOWN SYSTEM. IT IS THE RESPONSIBILITY OF THE INSTALLER TO ENSURE THAT THE COMPLETED PV SYSTEM MEETS THE RAPID SHUT DOWN FUNCTIONAL REQUIREMENTS. THIS EQUIPMENT MUST BE INSTALLED ACCORDING TO THE MANUFACTURER’S INSTALLATION MANUAL.
3 Product Overview SMA Solar Technology AG String-failure detection The self-learning string failure detection identifies to which of the three inverter DC inputs the strings are connected. The self-learning string failure detection identifies if the connected string is inoperable and is no longer contributing to the energy yield (e.g. due to damages such as a cable break) and monitors the input to which the defective string is connected.
3 Product Overview SMA Solar Technology AG LED signal Explanation The green LED is pulsing Feed-in operation The inverter is equipped with a dynamic power display via the green LED. Depending on the power, the green LED pulses fast or slow. If necessary, you can switch off the dynamic power display via the green LED. The green LED is off The inverter is not feeding into the utility grid.
3 Product Overview SMA Solar Technology AG Display message Explanation DNS IP address of the domain name server Wlancom Status of the WLAN connection W-IP WLAN IP address of the product DC A Status of the DC input A DC B Status of the DC input B DC C Status of the DC input C AC12 Voltage / current between the line conductors L1 and L2 AC13 Voltage / current between the line conductors L1 and L3 AC23 Voltage / current between the line conductors L2 and L3 SPS-mode active The secure pow
4 Operation SMA Solar Technology AG 4 Operation 4.1 Activating and Operating the Display You can activate and operate the display by tapping on the enclosure lid of the Connection Unit. Procedure: 1. Activate the display. Tap on the enclosure lid of the Connection Unit once. ☑ The backlight is switched on. 2. To move to the next message, tap on the enclosure lid of the Connection Unit once. 4.2 Establishing a connection to the user interface 4.2.
4 Operation 4.2.2 SMA Solar Technology AG Establishing a direct connection via WLAN Requirements: ☐ The product must be commissioned. ☐ An end device (e.g. computer, tablet PC or smartphone) must be available. ☐ The respective latest version of one of the following web browsers must be installed: Chrome, Edge, Firefox, Internet Explorer or Safari. ☐ JavaScript must be enabled in the web browser of the end device.
4 Operation SMA Solar Technology AG • Search for WLAN networks with your end device. • Select the SSID of the inverter SMA[serial number] in the list with the found WLAN networks. • Enter the inverter WLAN password. Within the first ten feed-in hours and prior to completing the configuration by means of the installation assistant, you must use the standard WLAN password SMA12345.
4 Operation SMA Solar Technology AG Requirements: ☐ The product must be connected to the local network via a network cable (e.g. via a router). ☐ The product must be integrated into the local network. Tip: There are various methods of integrating the product into the local network with the aid of the installation assistant. ☐ An end device (e.g. computer, tablet PC or smartphone) must be available. ☐ The end device must be in the same local network as the product.
4 Operation SMA Solar Technology AG Requirements: ☐ The product must be commissioned. ☐ The product must be integrated into the local network. Tip: There are various methods of integrating the product into the local network with the aid of the installation assistant. ☐ An end device (e.g. computer, tablet PC or smartphone) must be available. ☐ The end device must be in the same local network as the product.
4 Operation SMA Solar Technology AG 4. In the Repeat password field, enter the new password again. 5. Select Login. ☑ The Configuring the Inverter page opens. Log in as the User or Installer 1. 2. 3. 4. ☑ In the drop-down list Language, select the desired language. In the User group drop-down list, select the entry Installer or User. Enter the password in the field Password. Select Login. The start page of the user interface opens. Log Out as the User or Installer 1.
4 Operation SMA Solar Technology AG 4.
4 Operation SMA Solar Technology AG Position Designation Description A Menu B User settings Provides the following functions, depending on the user group logged in: • Starting the installation assistant • SMA Grid Guard login • Logout C Help 30 Provides the following functions: • Home Opens the user interface homepage • Instantaneous values Current measured values of the inverter • Device Parameters The various operating parameters of the inverter can be viewed and configured here depending on th
4 Operation SMA Solar Technology AG Position Designation Description D Status bar Displays the following information: • Inverter serial number • Inverter firmware version • IP address of the inverter within the local network and/or IP address of the inverter during WLAN connection • With WLAN connection: Signal strength of WLAN connection • User group logged in • Date and device time of the inverter E Current power and current consumption Temporal progression of the PV power and the power consumpti
4 Operation SMA Solar Technology AG Procedure: 1. Activate the user interface (see Section 4.2, page 23). 2. Log into the user interface (see Section 4.3, page 27). 3. Select the menu Data. 4. Select the folder Data. 5. To call up the data, select the respective folder and click on the required file. 6. To download the data, select the data type to be exported in the drop-down list. Then apply the time filter and select Data export. 4.
4 Operation SMA Solar Technology AG Layout of the installation assistant A C B Figure 3: Layout of the installation assistant (example) Position Designation Description A Configuration steps Overview of the installation assistant steps. The number of steps depends on the type of device and the additionally installed modules. The current step is highlighted in blue. B User information Information about the current configuration step and the setting options of the configuration step.
4 Operation 4.8 4.8.1 SMA Solar Technology AG Secure power supply operation Enable secure power supply operation If an outlet and a switch for secure power supply operation are connected to the inverter, you can supply a load with current from the PV system in case of a grid failure during the day. If you enable the secure power supply operation, the inverter supplies loads that are connected to the outlet for secure power supply operation.
4 Operation SMA Solar Technology AG 4. The PV system's output is too low when: the green LED does not flash and no message that the secure power supply operation mode is enabled appears on the display or the control lamp of the outlet does not glow. Irradiation on the PV system is probably too low or the connected load requires more power than currently available. Carry out the following measures: • Ensure that the outlet's switch is set to secure power supply operation.
4 Operation SMA Solar Technology AG Activating the WPS function for direct connection to the end device. • Activate the WPS function on the inverter. To do this, tap twice on the enclosure lid of the Connection Unit. ☑ The blue LED flashes quickly for approx. two minutes. The WPS function is active during this time. 4.10 Switching WLAN On and Off The inverter is equipped with an activated WLAN interface as standard.
4 Operation SMA Solar Technology AG 4.11 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.
4 Operation SMA Solar Technology AG 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. No configuration via Sunny Explorer Sunny Explorer does not support the configuration of inverters with their own user interface.
4 Operation SMA Solar Technology AG The basic procedure for changing operating parameters is explained in another section (see Section 4.13 "Changing Operating Parameters", page 37). Grid configuration Configurable country data sets 208 V delta connection UL 1741: UL1741/2016/208 CA Rule 21: HECO_OHM Rule 14H SRD 1.1: HECO_OHM Rule 14H SRD 1.1 / 208 L-L ISO-NE: NE-ISO / 208 L-L 208 V wye connection UL 1741: UL1741/2016/120 CA Rule 21: CA Rule 21 / 120 L-N-L HECO_OHM Rule 14H SRD 1.
4 Operation SMA Solar Technology AG Explanation of operating modes: Operating mode Explanation On For using an additional DC disconnection unit independent of the inverter between the inverter and PV generator that disconnects the generator. SunSpec Shutdown For using PV array disconnect switch as per the SunSpec interoperability specification. Off The Rapid Shutdown function is disabled. TS4 Shutdown When using TS4 module technology TS4-R-F devices are excluded.
4 Operation SMA Solar Technology AG 4. Once you have set the operating mode Self-consumption or SelfCsmp, you can configure other settings: • In the parameter group Device > Multifunction relay > Self-consumption > Minimum On power select the parameter Minimum On power for MFR selfconsumption or Mlt.MinOnPwr and set the desired value. This will configure the power threshold from which a load is to be activated.
4 Operation SMA Solar Technology AG Data security during activated Modbus interface If you activate the Modbus interface, there is a risk that unauthorized users may access and manipulate the data or devices in your PV system. To ensure data security, take appropriate protective measures such as: • Set up a firewall • Close unnecessary network ports. • Only enable remote access via VPN tunnel. • Do not set up port forwarding at the communication port in use.
4 Operation SMA Solar Technology AG 4.20 Saving the Configuration in a File You can save the current configuration of the inverter in a file. You can use this file as a data backup for this inverter and then import this file into this inverter again or another inverter from the same type or device family to configure the inverter. When saving, only the device parameters will be saved, not any passwords. Procedure: 1. Activate the user interface (see Section 4.2, page 23). 2.
4 Operation SMA Solar Technology AG • Update the firmware with the existing update file via USB flash drive. • Search and install the firmware via the user interface of the inverter. Faulty firmware update due to disconnecting the inverter from the utility grid. The inverter must be connected to the utility grid during the firmware update. This will ensure a proper firmware update. • Do not disconnect the inverter from the utility grid during the firmware update.
4 Operation SMA Solar Technology AG 5. Commission the inverter (see inverter installation manual). ☑ During start-up phase of the inverter, the desired firmware is being installed. At the same time, the status of the update is shown in the display: Update status: xxxxxxx ☑ Once the desired firmware has been installed in the inverter, the status successful is shown in the display. 6. If the message error occurred is shown in the display, perform the firmware update again. DANGER 7.
5 Cleaning the Inverter 5 SMA Solar Technology AG Cleaning the Inverter NOTICE Damage due to cleaning agents The use of cleaning agents may cause damage to the product and its components. • Clean the product and all its components only with a cloth moistened with clear water. • Ensure that the inverter is free of dust, foliage and other dirt.
SMA Solar Technology AG 6 6 Troubleshooting Troubleshooting 6.1 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.
6 Troubleshooting 6.2 Event Messages Event number 101 102 103 105 202 203 205 206 48 SMA Solar Technology AG Message, cause and corrective measures Grid fault The grid voltage or grid impedance at the connection point of the inverter is too high. The inverter has disconnected from the utility grid. Corrective measures: • Ensure that the correct country data set has been configured. • Check whether the grid voltage at the connection point of the inverter is permanently in the permissible range.
6 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 301 Grid fault The ten-minute average value of the grid voltage is no longer within the permissible range. The grid voltage or grid impedance at the connection point is too high. The inverter disconnects from the utility grid to maintain power quality.
6 Troubleshooting Event number SMA Solar Technology AG Message, cause and corrective measures 601 Grid fault The inverter has detected an excessively high proportion of direct current in the grid current. Corrective measures: • Check the grid connection for direct current. • If this message is displayed frequently, contact the grid operator and check whether the monitoring threshold on the inverter can be raised. 701 Frq.
6 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 1501 Reconnection fault grid The changed country data set or the value of a parameter you have set does not correspond to the local requirements. The inverter cannot connect to the utility grid. Corrective measures: • Ensure that the country data set has been configured correctly. To do this, select the parameter Set country standard and check the value.
6 Troubleshooting Event number SMA Solar Technology AG Message, cause and corrective measures 3601 High discharge curr. > Check generator The leakage current of the inverter and the PV array is too high. There is a ground fault, a residual current or a malfunction. The inverter interrupts feed-in operation immediately after exceeding a threshold. When the fault is eliminated, the inverter automatically reconnects to the utility grid. Corrective measures: • Check the PV system for ground faults.
6 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 4301 Electric arc detected > Check DC generator The inverter has detected an electric arc. A detected electric arc causes the inverter to interrupt feed-in operation for a short time and to resume the feed-in operation automatically. Corrective measures: • Check the PV array.
6 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 7113 The memory card is full or write-protected 7303 Update main CPU failed The cause must be determined by the Service. Corrective measures: • Contact the Service. 7324 Wait for update conditions The testing of the update conditions was not successful. The firmware update package is not suitable for this inverter. Corrective measures: • Retry update.
6 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 7347 Incompatible file The configuration file is not suitable for this inverter. Corrective measures: • Ensure that the selected configuration file is suitable for this inverter. • Retry import. 7348 Incorrect file format The configuration file is not of the required format or is damaged. Corrective measures: • Ensure that the selected configuration file is of the required format and is not damaged.
6 Troubleshooting Event number SMA Solar Technology AG Message, cause and corrective measures 7356 Update of the WebUI not successful The update of the inverter user interface failed. Corrective measures: • Retry update. • If this message is displayed again, contact the Service. 7619 Communication fault with meter unit > Check communication to meter The inverter is not receiving any data from the energy meter.
6 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 8503 Self-diagnosis > Input C defective Corrective measures: • Check whether a string is connected to input C. If a string that once was connected is not used anymore, the string-failure detection must be reset. • Contact the Service. 8708 Timeout in communication for active power limitation Communication to the system control absent.
6 Troubleshooting Event number SMA Solar Technology AG Message, cause and corrective measures 9034 Error in Rapid Shutdown System This message can have the following causes: • The Rapid Shutdown Function was not correctly configured. • The PV generator could not be correctly disconnected. Voltage can be applied to the DC inputs of the inverter. • The standby voltage of all PV module switches of a string is > 30 V.
6 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 10110 Time synchronization failed: [x] No time information could be called up from the set NTP server. Corrective measures: • Ensure that the NTP server was configured correctly. • Ensure that the inverter is integrated into a local network with Internet connection. 10248 10249 Load reduced through device reduction or increase of query interval The network is busy.
6 Troubleshooting Event number SMA Solar Technology AG Message, cause and corrective measures 10253 [Interface]: connection speed goes to [100 Mbit / 10 Mbit] The data transfer rate has changed. The cause for the status [10 Mbit] can be a defective plug, a defective cable or the pulling or plugging of the network connector.
6 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 10284 No WLAN connection possible The inverter does not currently have a WLAN connection to the selected network. Corrective measures: • Ensure that the SSID, the WLAN password and the encryption method have been entered correctly. The encryption method is specified by your WLAN router or WLAN Access Point and can be changed there.
6 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 10341 Webconnect error: no connection It is likely that there is an error in the network settings. Corrective measures: • Check the network components (DLAN, WLAN Access Point etc.). • Ensure that the following ports are not blocked: – Registrar: ied.sma.de:9523 – Proxy: ied.sma.de:9523 – Stun: stun.sma.de:3478 – Domain: ied.sma.
6 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 10346 SIP proxy DNS resolution failed It is likely that there is an error in the network settings. Corrective measures: • Check the network components (DLAN, WLAN Access Point etc.). • Ensure that the following ports are not blocked: – Registrar: ied.sma.de:9523 – Proxy: ied.sma.de:9523 – Stun: stun.sma.de:3478 – Domain: ied.sma.
6 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 10349 Webconnect error: No reply to SIP option packs It is likely that there is an error in the network settings or a Sunny Portal maintenance message is present. Corrective measures: • If a Sunny Portal maintenance message is present, wait until the maintenance has been completed. • Check the network components (DLAN, WLAN Access Point etc.).
6 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 10352 Webconnect error: Faulty communication It is likely that there is an error in the network settings or a Sunny Portal maintenance message is present. Corrective measures: • If a Sunny Portal maintenance message is present, wait until the maintenance has been completed. • Check the network components (DLAN, WLAN Access Point etc.). • Ensure that the following ports are not blocked: – Registrar: ied.sma.
6 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 27331 Update transport started The inverter has successfully started the update. 27332 Update transport successful The update file has been successfully transferred to the communication component. 29001 Inst. code valid The entered Grid Guard code is valid. Protected parameters have now been unlocked and you can adjust the parameters.
6 Troubleshooting SMA Solar Technology AG • If the voltage measurement was not successful, check the PV system via insulation resistance measurement for ground faults. Test by Measuring the Voltage Proceed as follows to check each string in the PV system for ground faults. Procedure: DANGER 1. Danger to life due to high voltages • Disconnect the inverter from any voltage sources (see the inverter installation manual). 2.
6 Troubleshooting SMA Solar Technology AG Location of the ground fault The example shows a ground fault between the second and third PV module. V1 = 200 V 100 V V2 = 300 V 100 V 100 V 100 V 100 V + Test by Measuring the Insulation Resistance If the voltage measurement does not provide sufficient evidence of a ground fault, the insulation resistance measurement can provide more exact results.
6 Troubleshooting SMA Solar Technology AG Calculating the insulation resistance The expected total resistance of the PV system or of an individual string can be calculated using the following formula: total The exact insulation resistance of a PV module can be obtained from the module manufacturer or the datasheet.
6 Troubleshooting SMA Solar Technology AG 12. Recommission the inverter (see inverter installation manual). 13. If the inverter still displays an insulation error, contact the Service (see Section 9, page 73). The PV modules might not be suitable for the inverter in the present quantity.
7 Accessories SMA Solar Technology AG 7 Accessories You will find the accessories for your product in the following overview. If required, these can be ordered from SMA Solar Technology AG or your distributor. Designation Short designation SMA Antenna Extension Kit Accessory set for one SMA inverter for the optimization of the SMA inverter’s WLAN radio range. EXTANT-US-40 SMA 485 Module Only for inverters of type "SBx.
8 Compliance Information 8 SMA Solar Technology AG Compliance Information FCC Compliance This device complies with Part 15 of the FCC Rules and with Industry Canada licence-exempt RSS standard(s). Operation is subject to the following two conditions: 1. this device may not cause harmful interference, and 2. this device must accept any interference received, including interference that may cause undesired operation.
9 Contact SMA Solar Technology AG 9 Contact If you have technical problems with our products, please contact the SMA Service Line. The following data is required in order to provide you with the necessary assistance: • Device type • Serial number • Firmware version • Event message • Mounting location and mounting height • Type and number of PV modules • Optional equipment, e.g.
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