SMA SUNNY BOY SMART ENERGY 3.8-US Operating Manual
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SMA SUNNY BOY SMART ENERGY 3.8-US Operating Manual

SMA SUNNY BOY SMART ENERGY 3.8-US Operating Manual

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Operating Manual
SUNNY BOY SMART ENERGY 3.8-US / 4.8-US / 5.8-US / 7.7-US /
9.6-US / 11.5-US
ENGLISH
SBSExx-US-50-BE-en-10 | Version 1.0

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Summary of Contents for SMA SUNNY BOY SMART ENERGY 3.8-US

  • Page 1 Operating Manual SUNNY BOY SMART ENERGY 3.8-US / 4.8-US / 5.8-US / 7.7-US / 9.6-US / 11.5-US ENGLISH SBSExx-US-50-BE-en-10 | Version 1.0...

  • Page 2: Table Of Contents

    4.4.16 Protective Battery Charging..........................24 4.4.17 Wi-Fi ................................. 24 4.4.18 Wi-Fi connection to SMA 360° app and SMA Energy app ............... 24 LED Signals............................... 24 Mounting ............................25 Requirements for Mounting..........................25 5.1.1 Requirements for the Mounting Location ....................... 25 5.1.2...
  • Page 3 6.13 Connecting the power cable of the battery ....................57 6.14 Connecting additional protective grounding ....................58 Commissioning ..........................59 Commissioning Procedure of System with the SMA 360° App..............59 Switching the Inverter On..........................60 Configuring the System with the SMA 360° App..................62 Settings for Grid Support Functions in 208 V Grids..................
  • Page 4 8.15.1 Automatically Updating the Firmware ......................79 8.15.2 Carry out a manual firmware update ......................79 8.15.3 Performing the Firmware Update via SMA 360° App ................80 8.16 Device Administration............................80 8.16.1 Register Devices .............................. 80 8.16.2 Delete devices ..............................81 8.17 Restart the inverter via the user interface......................
  • Page 5 SMA Solar Technology AG Table of Contents 10 Cleaning............................88 11 Troubleshooting ........................... 88 11.1 Event messages..............................88 11.2 Create Diagnostics Data ..........................113 11.3 Calculating the insulation resistance ......................113 11.4 Checking the PV System for Ground Faults....................114 11.5 Manual restart after electric arc ........................115 12 Decommissioning .........................

  • Page 6: Legal Provisions

    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.

  • Page 7: Target Group

    The latest version of this document and additional information about the product can be found in PDF format and as an eManual at www.SMA-Solar.com. You can also call up the eManual via the user interface of the product. Illustrations in this document are reduced to the essential information and may deviate from the real product.

  • Page 8: Symbols In The Document

    Energy meter Additional Information The following table provides some important additional information. Additional documents and language versions are available in the Downloads section of the Sunny Boy Smart Energy product page at www.SMA-Solar.com. Title and information content Type of information QR code "SunSpec Certified Rapid Shutdown Devices"...

  • Page 9: Safety

    The Sunny Boy Smart Energy has a manual secure power supply function, SMA Backup Secure. When needed, in the event of a power outage, the Sunny Boy Smart Energy can continue to supply selected loads with electricity from the battery and the PV system by means of a socket connected to the inverter.

  • Page 10: Important Safety Instructions

    The product may only be operated in connection with a lithium-ion battery approved by SMA Solar Technology AG. An updated list of batteries approved by SMA Solar Technology AG can be found in the system manual at www.SMA-Solar.com.
  • Page 11 SMA Solar Technology AG 2 Safety DANGER Danger to life due to electric shock when live components or DC cables are touched The DC cables connected to a battery or a PV module may be live. Touching live DC cables results in death or serious injury due to electric shock.
  • Page 12 2 Safety SMA Solar Technology AG WARNING Danger to life due to fire and deflagration In rare cases, an explosive gas mixture can be generated inside the product under fault conditions. In this state, switching operations can cause a fire and, in very rare cases, a deflagration inside the product. Death or lethal injuries due to the spread of a fire can result.
  • Page 13 SMA Solar Technology AG 2 Safety WARNING Danger to life due to electric shock from destruction of the measuring device due to overvoltage Overvoltage can damage a measuring device and result in voltage being present in the enclosure of the measuring device.
  • Page 14 Communication disturbances in the local network The IP address range 192.168.12.0 to 192.168.12.255 is occupied for communication amongst SMA products and for direct access to SMA products. Communication problems might occur if this IP address range is used in the local network.

  • Page 15: Scope Of Delivery

    SMA Solar Technology AG 3 Scope of Delivery 3 Scope of Delivery Scope of Delivery for SBSE3.8-US-50 / SBSE4.8-US-50 / SBSE5.8- US-50 / SBSE7.7-US-50 Check the scope of delivery for completeness and any externally visible damage. Contact your distributor if the scope of delivery is incomplete or damaged.

  • Page 16: Scope Of Delivery For Sbse9.6-Us-50 / Sbse11.5-Us-50

    3 Scope of Delivery SMA Solar Technology AG Position Quantity Designation Screw and washer assembly M5x12 for additional protective grounding Documentation package consists of: • Safety information booklet • Quick reference guide poster with illustrated instructions for initial installation and commissioning •...

  • Page 17: Product Overview

    System Manager, 2 Sunny Boy Smart Energy as subordinate devices, 2 PV inverters and 1 energy meter) in one system. Note that there may be a maximum of 3 Sunny Boy Smart Energy in the system. To configure the device function, use the commissioning wizard in the SMA 360° app. Inverter as System Manager If you configure the inverter as System Manager, the inverter in conjunction with an energy meter takes over the control at the point of interconnection.

  • Page 18: Product Description

    SMA Easy Lock enclosure lock LEDs The LEDs indicate the operating state of the product. A label with a QR code to be scanned using the SMA apps Type label The type label clearly identifies the product. The type label must remain permanently at- tached to the product.
  • Page 19 SMA Solar Technology AG 4 Product overview Symbol Explanation Beware of electrical voltage The product operates at high voltages. Beware of hot surface The product can get hot during operation. Observe the documentations Observe all documentations supplied with the product.

  • Page 20: Interfaces And Functions

    4.4.5 Energy Monitoring The inverter supports the display of balances relating to PV generation in Sunny Portal powered by ennexOS or in the SMA Energy app. If the inverter is used together with the SMA Energy Meter-US, further and more detailed balances are shown. SBSExx-US-50-BE-en-10 Operating Manual...

  • Page 21: Peak Load Shaving

    The inverter is equipped with a Modbus interface. The Modbus interface is deactivated by default and must be configured as needed. The Modbus interface of the supported SMA products is designed for industrial use – via SCADA systems, for example – and has the following tasks: •...

  • Page 22: Rapid Shutdown Equipment

    PV module switches have been installed within the PV module or between the PV module and the inverter. The Rapid Shutdown function can be configured during or after inverter commissioning via the user interface, the SMA 360° app, or Sunny Portal powered by ennexOS by selecting the operating mode appropriate for the PV module switches.

  • Page 23: Sma Backup Secure

    The loads are connected via a socket to the inverter and can be supplied with electric current from the battery or the PV system. SMA Backup Secure is started manually, if needed, via a switch connected to the inverter.

  • Page 24: Protective Battery Charging

    4.4.18 Wi-Fi connection to SMA 360° app and SMA Energy app There is a QR code on the inverter as standard. Scanning the QR Code on the product using the SMA 360° app enables Wi-Fi access and automatically connects to the user interface.

  • Page 25: Mounting

    SMA Solar Technology AG 5 Mounting LED signal Explanation Red LED is flashing (0.25 s on, 0.25 s off, 0.25 s on, Warning 1.25 s off) Communication with the System Manager failed. The in- verter continues to operate with restricted function (e.g., with set fallback level).

  • Page 26: Permitted And Prohibited Mounting Positions

    5 Mounting SMA Solar Technology AG ☐ The ambient temperature should be -25°C to +45°C (-13°F to +113°F) to ensure optimal operation. Also see: • Mounting the Inverter ⇒ page 29 5.1.2 Permitted and prohibited mounting positions ☐ The product may only be mounted in a permitted position. This will ensure that no moisture can penetrate the product.

  • Page 27: Dimensions For Mounting Sbse-3.8-Us-50 / Sbse-4.8-Us-50 / Sbse-5.8-Us-50 / Sbse-7.7-Us-50

    SMA Solar Technology AG 5 Mounting 5.1.3 Dimensions for mounting SBSE-3.8-US-50 / SBSE-4.8-US-50 / SBSE-5.8- US-50 / SBSE-7.7-US-50 Figure 5: Position of the anchoring points (dimensions in mm (in)) Also see: • Mounting the Inverter ⇒ page 29 Operating Manual SBSExx-US-50-BE-en-10...

  • Page 28: Mounting Dimensions For Sbse9.6-Us-50 / Sbse11.5-Us-50

    5 Mounting SMA Solar Technology AG 5.1.4 Mounting Dimensions for SBSE9.6-US-50 / SBSE11.5-US-50 484.4 (19.1) 406.4 (16) .2 ( ) 203.2 (8) 7 x 12 (0.3 x 0.5) 500 (19.7) 512.4 (20.2) Figure 6: Position of the anchoring points (dimensions in mm (in)) 5.1.5...

  • Page 29: Mounting The Inverter

    SMA Solar Technology AG 5 Mounting ® Prescribed clearances in accordance with the National Electrical Code ® Under certain conditions, the National Electrical Code specifies greater clearances. ® • Make sure that the prescribed clearances are met, according to the National Electrical Code ☐...
  • Page 30 5 Mounting SMA Solar Technology AG 3. Insert screw anchors into the drill holes if the support surface requires them. 4. Tighten the mounting bracket horizontally with screws and washers. Ensure the mounting bracket is correctly aligned. ≥ 2x ☑ The mounting bracket is installed correctly.

  • Page 31: Spacer Installation

    SMA Solar Technology AG 5 Mounting 8. Engage the top and bottom rivets in the corresponding recesses. 9. Make sure that the inverter is securely attached by carefully moving the enclosure back and forth. Also see: • Recommended clearances for mounting ⇒ page 28 •...

  • Page 32: Electrical Connection

    240 V split-phase system or a 208 V wye-connection system as standard. The grid configuration is set separately from the country data set. For an overview of these and other grid types, please refer to the technical information "INVERTERS & UTILITY GRID CONFIGURATION" in the download area at www.SMA-Solar.com. SBSExx-US-50-BE-en-10...

  • Page 33: Requirements For The Pv Modules Per Input

    Configurable country data sets tion connected 240 V split-phase system L1, L2 and N • [CA] CSA C22.3 No.9:20 • [Offgrid] SMA stand-alone mode 50 Hz PV 208 V wye connection L1, L2 and N inverter 208 V delta connection L1 and L2 •...

  • Page 34: Cable Requirements

    ® made in accordance with the local standards and the National Electrical Code ANSI/NFPA 70. If the manufacturer (SMA Solar Technology AG) requires a higher conductor cross-section than the standard, the range of the manufacturer must be observed. Also see: •...

  • Page 35: Requirements For The Pv Cables

    SMA Solar Technology AG 6 Electrical Connection ☐ Insulation stripping length: 8 mm to 10 mm (0.3 in to 0.4 in) ☐ The conductors with regards to their ampacity, rated temperatures, operating conditions and power loss must be ® made in accordance with the local standards and the National Electrical Code ANSI/NFPA 70.

  • Page 36: Network Cable Requirements

    6 Electrical Connection SMA Solar Technology AG ☐ Insulation stripping length: 6 mm (0.24 in) ☐ Nominal voltage: at least 600 V ☐ Maximum length of conductors: 30 m (98 ft) ☐ The cable type and cable-laying method must be appropriate for the application and location.

  • Page 37: Requirements For The Battery Power Cables

    SMA Solar Technology AG 6 Electrical Connection ☐ Maximum cable length between inverter and battery when using patch and installation cables: 10 m (33 ft) ☐ UV-resistant for outdoor installation. 6.1.5.10 Requirements for the Battery Power Cables ☐ The cables must be made of copper.

  • Page 38: Interior View

    6 Electrical Connection SMA Solar Technology AG Position Designation Enclosure opening for battery connection Enclosure opening for connecting the battery communication cable and for the rapid shut- down initiator Enclosure opening for connecting an energy meter via RS485 and connection to the multi-...

  • Page 39: Electrical Connection Procedure

    Optional: Connect the battery power cable. Connecting the Utility Grid If the inverter is connected together with a product for backup operation (e.g. SMA Backup Start), the cables for backup operation should be connected together with the utility grid (see Section 6.5, page 41).
  • Page 40 6 Electrical Connection SMA Solar Technology AG ☐ 1 rain-tight conduit fitting or conduit fitting for wet locations complying with UL 514B (trade size: 19.05 mm (0.75 in) or smaller with suitable reducing bush) Procedure: 1. Disconnect the inverter from all voltage sources (see Section 9, page 84).

  • Page 41: Connect The Utility Grid Along With Power And Signal Cables For Backup Operation

    (see Section 6.1.5, page 34). Additionally required material (not included in the scope of delivery): ☐ For SMA Backup Secure (secure power supply operation): 1 standard commercial socket ☐ For SMA Backup Secure (secure power supply operation): 1 standard commercial switch ☐...
  • Page 42 6 Electrical Connection SMA Solar Technology AG 3. Insert the conduit fitting in the first enclosure opening from the right and tighten with the counter nut from the inside. 4. Run the AC conductors including the signal cable and power cable for backup operation through the cable conduit into the inverter and fasten the cable conduit to the conduit fitting.
  • Page 43 SMA Solar Technology AG 6 Electrical Connection 8. Attach L1, L2, and N of the AC connection to the AC terminals according to the labels. To do so, stick a flathead screwdriver (4 mm (0.16 in)) into the top opening of the terminal and insert the cable into the lower opening against the stop.

  • Page 44: Connecting The Network Cable For Local Network And Energy Meter

    6 Electrical Connection SMA Solar Technology AG 13. With SMA Backup Secure: Ensure that the cable bridge for grounding the N conductor is installed. 14. Tug lightly to ensure that all conductors are secured in the terminals. 15. If a weep hole has been added to the conduit, seal the conduit with sealing compound.
  • Page 45 SMA Solar Technology AG 6 Electrical Connection 4. Insert the conduit fitting into the opening and tighten from the inside using the counter nut. 5. Run the network cable through the conduit into the inverter. 6. Attach the conduit to the conduit fitting.

  • Page 46: Connection To Rs485 Terminal

    RS485, the system cannot be commissioned with the 360° app exclusively – the inverter user interface must also be used. If there are multiple inverters in the system, the SMA Energy Meter must be connected to the inverter that will be configured as System Manager.
  • Page 47 SMA Solar Technology AG 6 Electrical Connection 7. Insert the conduit fitting into the opening and tighten from the inside using the counter nut. 8. Guide the communication cable through the conduit into the inverter. 9. Attach the conduit to the conduit fitting.

  • Page 48: Connecting The Data Cable Of The Battery

    6 Electrical Connection SMA Solar Technology AG 13. Insert the 4-pole terminal strip into the jack E-METER connector. 14. Connect the RS485 cable to the energy meter (see energy meter manual). 15. If a weep hole has been added to the conduit, seal the conduit with sealing compound.

  • Page 49: Connection To The Multifunction Relay

    SMA Solar Technology AG 6 Electrical Connection 6. Attach the conduit to the conduit fitting. 7. Plug the network cable into the BATTERY network connector. 8. Tug lightly to ensure that the network cable is secure. 9. Connect the network cable to the battery (see battery manual).
  • Page 50 6 Electrical Connection SMA Solar Technology AG DANGER Danger to life due to electric shock When connecting signals with voltages above 30 V to the switch connection, there is a risk of life-threatening electric shock. • Only connect signals with protective extra-low voltage (< 30 V).

  • Page 51: Connecting A Rapid Shutdown Initiator

    SMA Solar Technology AG 6 Electrical Connection 9. Plug the 3-pole connector into the socket MFR on the communication assembly. Observe the pin assignment. 10. Ensure that the connector is securely in place. 11. Ensure that all conductors are correctly connected.

  • Page 52: Connecting A Rapid Shutdown Initiator To The Digital Input Gsi

    6.10.2 Connecting a Rapid Shutdown Initiator to the Digital Input GSI The DC disconnect switch of the inverter acts as the rapid shutdown initiator. To connect the SMA Rapid Shutdown Initiator (RSI-US-50) as an additional external rapid shutdown initiator, follow the instructions below. Following connection, both the DC load-break switch of the inverter and the external rapid shutdown initiator can be used.
  • Page 53 2. Unplug the 2-pole connector to which the DC load-break switch is connected from the GSI slot. 3. Insert the adapter included in the scope of delivery of the SMA Rapid Shutdown Initiator into the GSI connector. 4. Plug the 2-pole connector to which the DC load-break switch is connected into a slot on the adapter.
  • Page 54 8. Plug a 2-pole connector from the scope of delivery of the SMA Rapid Shutdown Initiator into the second slot on the adapter. 9. Attach the conductors for the rapid shutdown initiator to the 2- pole terminal block.

  • Page 55: Mounting The Wlan Antenna

    SMA Solar Technology AG 6 Electrical Connection 6.11 Mounting the WLAN Antenna If the Wi-Fi range is insufficient, the signal can be enhanced with a Wi-Fi antenna. Additionally required material: • 1 passive Wi-Fi antenna with cable and SMB socket •...
  • Page 56 6 Electrical Connection SMA Solar Technology AG Additionally required material (not included in the scope of delivery): • 1 conduit (trade size: 27 mm (1 in) or smaller with suitable reducer bush) • Sealing compound for sealing the join between the conduit and inverter if a weep hole has been added to the conduit •...

  • Page 57: Connecting The Power Cable Of The Battery

    SMA Solar Technology AG 6 Electrical Connection 8. Connect the DC cables to the terminals according to the labels. 9. Connect the cable for grounding the PV modules to the busbar for grounding the DC connection (PZ2, minimum tightening torque 2.5 Nm).

  • Page 58: Connecting Additional Protective Grounding

    6 Electrical Connection SMA Solar Technology AG 4. Insert the conduit fitting in the third enclosure opening from the left and tighten with the counter nut from the inside. 5. Run the battery power cables through the conduit into the inverter.

  • Page 59: Commissioning

    7 Commissioning Commissioning Procedure of System with the SMA 360° App The entire system can be configured with the SMA 360° app following the connection of the individual components. SMA Solar Technology AG recommends using the SMA 360° app to configure the system.

  • Page 60: Switching The Inverter On

    7 Commissioning SMA Solar Technology AG Switching the Inverter On Requirements: ☐ The AC circuit breaker must be correctly rated and mounted. ☐ The inverter must be correctly mounted. ☐ All cables must be correctly connected. ☐ Unused enclosure openings must be sealed tightly with filler plugs.
  • Page 61 SMA Solar Technology AG 7 Commissioning 5. Open the cover of the enclosure lock and use an Allen key to tighten the central screw until you hear an audible click. Note the direction of rotation printed on the cover. 6. Close the cover of the enclosure lock again.

  • Page 62: Configuring The System With The Sma 360° App

    To ensure the inverter starts feed-in operation during initial commissioning, a country data set must be set (e.g., via the product commissioning wizard in the SMA 360 app or on the user interface of the product, or via a System Manger).

  • Page 63: Settings For Grid Support Functions In 208 V Grids

    3. For systems with multiple inverters using Wi-Fi, navigate to Setup > Network setup to connect subordinate inverters to the inverter's Wi-Fi network. Follow the instructions in the SMA 360° app and scan the QR code on the cover of the inverter when the app prompts you to do so. This needs to be performed for each subordinate inverter within the system.

  • Page 64: Checking The Secure Power Supply Operation

    • Changing parameters ⇒ page 70 Checking the Secure Power Supply Operation Requirements: ☐ SMA Backup Start must be mounted. ☐ The socket and switch for the secure power supply operation must be connected. ☐ The inverter must be commissioned. ☐ Emergency power mode must be configured under Configuration of the backup type.

  • Page 65: Operation

    4. If the load does not turn on, make sure that the socket and the switch for the secure power supply operation are correctly connected and that SMA Backup Start is properly installed. If the load still fails to turn on, contact Service.

  • Page 66: Establishing A Connection Via Ethernet In The Local Network

    SMA Solar Technology AG Communication disturbances in the local network The IP address range 192.168.12.0 to 192.168.12.255 is occupied for communication amongst SMA products and for direct access to SMA products. Communication problems might occur if this IP address range is used in the local network.

  • Page 67: Direct Connection Via Wi-Fi

    ☐ The SMA 360° App must be installed on the smart device. ☐ An user account for Sunny Portal must already exist. Procedure: 1. Open the SMA 360° App and login with the Sunny Portal account details. 2. Go to Operation > User interface to connect to the inverter's Wi-Fi. Operating Manual...

  • Page 68: Establishing A Direct Wi-Fi Connection With Wps

    Establishing direct Wi-Fi connection with Wi-Fi network search 1. Search for Wi-Fi networks with your smart device. 2. Select the SSID of the product SMA[serial number] in the list with the detected Wi-Fi networks. 3. Enter the device-specific Wi-Fi password (see WPA2-PSK on the type label).

  • Page 69: Activating Wps For Automatic Connection

    SMA Solar Technology AG 8 Operation The following options are available: • WPS for automatic connection to a network (e.g. via a router) • WPS for direct connection between the product and a smart device 8.3.2 Activating WPS for automatic connection Requirements: ☐...

  • Page 70: Access Rights To The User Interface

    8 Operation SMA Solar Technology AG Position Designation Description User settings Provides the following functions: • Configuring personal data • Logout System information Displays the following information: • System • Device information • Licenses • eManual Content Area Displays the dashboard or content of the selected menu.

  • Page 71: Arc-Fault Circuit Interrupter (Afci)

    SMA Solar Technology AG 8 Operation 5. Change the parameter value. 6. Click on [Save]. Arc-Fault Circuit Interrupter (AFCI) You can set the arc-fault circuit interrupter using the following parameters. Channel Name Settings AfciIsOn AFCI switched on You can use the following parameters to set the manual restart after an arc fault detection.

  • Page 72: Setting Backup Operation

    Management will no longer function as expected because the settings via Modbus overwrite the settings from the SMA system. Further information on control via Modbus can be found in the technical information "SMA GRID GUARD 10.0 - Grid Management Services via Inverter and System Controller" at www.SMA-Solar.com.

  • Page 73: Configure The Digital Output (Mfr)

    SMA Solar Technology AG 8 Operation Possible use Category Explanation Battery state of charge Monitoring Balanced state of charge of all batteries in the system System active power Monitoring Sum of the active power of all PV inverters in the system.

  • Page 74: Energy Management

    8 Operation SMA Solar Technology AG 8.13 Energy management 8.13.1 Predefined energy management profiles The page of the user interface shows predefined energy management profiles that are stored in the product. These profiles form the basis for configuring the energy management.

  • Page 75: Creating A New Energy Management Profile

    SMA Solar Technology AG 8 Operation When the energy management is started for the first time after commissioning, no energy management profiles are displayed on this page. Also see: • Predefined energy management profiles ⇒ page 74 • Creating a new energy management profile ⇒ page 75 •...

  • Page 76: Deactivating The Energy Management

    8 Operation SMA Solar Technology AG Procedure: 1. Log into the user interface of the product. 2. Select the menu item Energy management in the menu Configuration. 3. In the row of the required energy management profile, select the button.

  • Page 77: Setting Options For Peak Load Shaving

    Also see: • Creating a new energy management profile ⇒ page 75 8.13.8 Backup Configuration The Energy management allows for detailed backup settings, including operating mode and battery reserve. Alternatively, these settings can be configured using the SMA 360° commissioning wizard. Operating Manual SBSExx-US-50-BE-en-10...

  • Page 78: Backup File

    8 Operation SMA Solar Technology AG Procedure: 1. Select Configuration > Energy management. 2. Select the Configure in the Backup area. 3. Make the desired settings. 8.14 Backup file 8.14.1 Function and content of the backup file The backup file is used to transfer configuration information, e.g., when commissioning a replacement device or when restoring previously saved parameter settings.

  • Page 79: Firmware Update

    ☐ An update file with the desired firmware of the product must be available. You can download the update file, for example, from the product page under www.SMA-Solar.com. ☐ The user interface must be open and you must be logged in as Installer.

  • Page 80: Performing The Firmware Update Via Sma 360° App

    10. Check the events to see whether the firmware update has been completed successfully. 8.15.3 Performing the Firmware Update via SMA 360° App A firmware update can be carried out for the Sunny Boy Smart Energy via the SMA 360° app. This is possible before configuration or during operation.

  • Page 81: Delete Devices

    SMA Solar Technology AG 8 Operation Requirements: ☐ The user interface must be open and you must be logged in. Procedure: 1. Select the system in the focus navigation. 2. Select the menu Configuration. 3. Select the Device management menu item.

  • Page 82: Deleting The Admin Account

    8 Operation SMA Solar Technology AG Procedure: 1. Select the product in the focus navigation. 2. Select the menu Configuration. 3. Select the menu item Device properties. 4. Select the button [If you want to reset the device to the default settings, click here].

  • Page 83: Country Standard

    5. Select SMA Speedwire devices and confirm with [Next]. ☑ All SMA Speedwire devices in the systems are searched for and displayed. 6. Enable SMA Speedwire encryption and select [Continue]. 7. Assign a new system password and select [Save].

  • Page 84: Overview Of Grid Types

    9 Disconnecting the Inverter from Voltage Sources SMA Solar Technology AG 8.23 Overview of Grid Types Depending on the selected country data set, some of the listed grid types can be selected. Designation Explanation GriTyp1P3W_240V_LL Split phase and neutral conductor (1P3W) or 2 line con- ductors and neutral conductor (2P3W) on Stinger/High- Leg Delta transformer, nominal voltage: 240 V phase -...
  • Page 85 SMA Solar Technology AG 9 Disconnecting the Inverter from Voltage Sources 6. If the inverter is wet, ensure that the areas around all openings are dry and that no water can get into the inside of the inverter when it is opened.

  • Page 86: Check That The Inverter Is De-Energized

    9 Disconnecting the Inverter from Voltage Sources SMA Solar Technology AG Check that the inverter is de-energized Before carrying out any work on the inverter, always check that the inverter is de-energized as described in this section. Always adhere to the prescribed sequence.
  • Page 87 SMA Solar Technology AG 9 Disconnecting the Inverter from Voltage Sources 4. Disconnect 1 DC conductor from the terminals and immediately insulate it to prevent contact between the stripped conductors. Repeat the procedure for each DC conductor. 5. Verify the absence of voltage at all terminals between PV+ and PV- using a suitable voltage detector.

  • Page 88: Cleaning

    10 Cleaning SMA Solar Technology AG 10. Make sure there is no voltage between L1 and L2 on the AC terminals and PE on the busbar for grounding the AC connection. 10 Cleaning System components exposed to soiling must be cleaned regularly to ensure that all products are free of dust, leaves, and other dirt.
  • Page 89 SMA Solar Technology AG 11 Troubleshooting 11.1.2 Event 102 Event message: • Grid incident Explanation: 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: •...
  • Page 90 11 Troubleshooting SMA Solar Technology AG Corrective measures: • Check whether the grid voltage at the connection point of the inverter is permanently in the permissible range. If the grid voltage is outside the permissible range due to local grid conditions, contact the grid operator. The grid operator must agree with an adjustment of the voltage at the feed-in point or with a change of the monitored operating limits.
  • Page 91 SMA Solar Technology AG 11 Troubleshooting • Check whether the grid voltage at the connection point of the inverter is permanently in the permissible range. If the grid voltage is outside the permissible range due to local grid conditions, contact the grid operator. The grid operator must agree with an adjustment of the voltage at the feed-in point or with a change of the monitored operating limits.
  • Page 92 11 Troubleshooting SMA Solar Technology AG 11.1.9 Event 302 Event message: • Active power limited AC voltage Explanation: The inverter has reduced its power due to a too-high grid voltage to ensure grid stability. Corrective measures: • If possible, check the grid voltage and observe how often fluctuations occur. If fluctuations occur frequently and this message is displayed often, contact the grid operator and request approval to change the operating parameters of the inverter.
  • Page 93 SMA Solar Technology AG 11 Troubleshooting Explanation: The grid frequency is not within the permissible range. The inverter has disconnected from the utility grid. Corrective measures: • If possible, check the grid frequency and observe how often fluctuations occur. If fluctuations occur frequently and this message is displayed often, contact the grid operator and request approval to change the operating parameters of the inverter.
  • Page 94 11 Troubleshooting SMA Solar Technology AG • If possible, check the grid frequency and observe how often fluctuations occur. If fluctuations occur frequently and this message is displayed often, contact the grid operator and request approval to change the operating parameters of the inverter.
  • Page 95 SMA Solar Technology AG 11 Troubleshooting 11.1.19 Event 1302 Event message: • Waiting for grid voltage • Grid connection installation failure • Check grid and fuses Explanation: Either L or N is not connected, or the utility grid has failed.
  • Page 96 11 Troubleshooting SMA Solar Technology AG 11.1.22 Event 3303 Event message: • Unstable operation Explanation: There is not enough power at the DC input of the inverter for stable operation. The inverter cannot connect to the utility grid. Corrective measures: •...
  • Page 97 SMA Solar Technology AG 11 Troubleshooting • Check whether the DC voltage is below the maximum input voltage of the inverter. If the DC voltage is below the maximum input voltage of the inverter, reconnect the DC cables to the inverter.
  • Page 98 11 Troubleshooting SMA Solar Technology AG 11.1.27 Event 3411 Event message: • DC overvoltage • Disconnect generator Explanation: Overvoltage at the DC input. This can destroy the inverter. This message is signalized additionally by rapid flashing of the LEDs. Corrective measures: •...
  • Page 99 SMA Solar Technology AG 11 Troubleshooting Explanation: The leakage current of the inverter and the PV modules or the battery 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.
  • Page 100 11 Troubleshooting SMA Solar Technology AG • Start conditions not met Explanation: The feed-in conditions for the utility grid are not yet fulfilled. Corrective measures: • Check whether a new firmware version is available for the inverter and the battery. If a newer version is available, perform the firmware update.
  • Page 101 SMA Solar Technology AG 11 Troubleshooting 11.1.36 Event 4015 Event message: • Reverse currents or input X polarity reversed • Check generator Explanation: The displayed input is in reverse polarity or reverse current has been detected in the input. Corrective measures: •...
  • Page 102 11 Troubleshooting SMA Solar Technology AG 11.1.39 Event 4301 Event message: • Serial el.arc in String |s0| detected by AFCI mod. Explanation: The inverter has detected an electric arc in the displayed string. If "String N/A" is displayed, the string could not be uniquely assigned.
  • Page 103 SMA Solar Technology AG 11 Troubleshooting 11.1.42 Event 6502 Event message: • Self-diagnosis • Overtemperature Explanation: The inverter has switched off due to excessive temperature. Corrective measures: • Clean the cooling fins on the rear of the enclosure and the air ducts on the top using a soft brush.
  • Page 104 11 Troubleshooting SMA Solar Technology AG Explanation: The inverter will only recommence grid feed-in once the temperature has reached at least −25°C. 11.1.46 Event 6602 Event message: • Overvoltage grid (SW) Explanation: The effective value of the grid voltage is above the permitted voltage threshold values for a specified period of time (AF limit).
  • Page 105 SMA Solar Technology AG 11 Troubleshooting • Input A defective Explanation: The inverter has detected an error at DC input A. Corrective measures: • Check whether a string is connected to input A. • Contact Service. 11.1.50 Event 6901 Event message: •...
  • Page 106 11 Troubleshooting SMA Solar Technology AG 11.1.53 Event 7014 Event message: • Fault boost converter temperature sensor Explanation: Fan is always on. Corrective measures: • Contact Service. 11.1.54 Event 7015 Event message: • Fault sensor interior temperature Explanation: A temperature sensor in the inverter is defective and the inverter interrupts the feed-in operation. The cause must be determined by the Service.
  • Page 107 Corrective measures: • Contact Service. 11.1.59 Event 8205 Event message: • AFCI self-test successful Explanation: The self-test of SMA ArcFix has been completed successfully. 11.1.60 Event 8503 Event message: • Self-diagnosis • Input C defective Explanation: Polarity error on the inverter.
  • Page 108 11 Troubleshooting SMA Solar Technology AG • Contact Service. 11.1.61 Event 8708 Event message: • Timeout in communication for active power limitation Explanation: Communication to the system control absent. Depending on the fallback setting, either the last received values will be retained or the active power will be limited to the set percentage value of the inverter nominal power.
  • Page 109 SMA Solar Technology AG 11 Troubleshooting Corrective measures: • Ensure that the AC connection is correct. • Ensure that the country data set has been entered correctly. • Restart the self-test. 11.1.65 Event 9033 Event message: • Rapid shutdown has been triggered Explanation: The inverter detected the triggering of a rapid shutdown.
  • Page 110 11 Troubleshooting SMA Solar Technology AG 11.1.68 Event 9037 Event message: • Generator not connected Explanation: The PV module switches did not connect the PV module. Corrective measures: • Check the functionality of the SunSpec-compliant PV module switches. 11.1.69 Event 9038 Event message: •...
  • Page 111 Event message: • Black start battery voltage too low Explanation: The battery of the SMA Backup Start modules in the inverter is completely discharged. SMA Backup Start must be replaced. Corrective measures: • Remove the defective SMA Backup Start module from the inverter and install a new module.
  • Page 112 The battery must be charged immediately by a qualified person. Corrective measures: • If a battery from SMA Solar Technology AG is used, contact Service and instruct them to manually charge the battery. • If a battery from another manufacturer is used, contact the manufacturer.

  • Page 113: Create Diagnostics Data

    • Reduce the SPS load. 11.2 Create Diagnostics Data Download the diagnostic data of the device in case of failure. Diagnostic data makes it easier for SMA Service to analyze errors. Requirements: ☐ The user interface must be open and you must be logged in.

  • Page 114: Checking The Pv System For Ground Faults

    11 Troubleshooting SMA Solar Technology AG 11.4 Checking the PV System for Ground Faults If the red LED is glowing and the event number 3501, 3601 or 3701 is being displayed in the Results menu on the inverter user interface, there may be a ground fault present. The electrical insulation from the PV system to ground is defective or insufficient.

  • Page 115: Manual Restart After Electric Arc

    SMA Solar Technology AG 11 Troubleshooting Device required for safe disconnection and short-circuiting of the PV modules The insulation resistance can only be measured with a suitable device for safe disconnection and short-circuiting of the PV modules. If no suitable device is available, the insulation measurement must not be carried out.

  • Page 116: Decommissioning

    Risk of burns due to hot enclosure parts • Wait 30 minutes for the enclosure to cool down. 3. Remove optional accessories (e.g., SMA Backup Start, Wi-Fi antenna). 4. Undo the screw for the additional grounding (TX25) and remove the grounding cable.

  • Page 117: Replacing The Product

    13 Replacing the Product Under fault conditions, an SMA product in the system may need to be replaced. If this is the case, you will receive a replacement device from SMA Solar Technology AG. If you received a replacement device, replace the defective product with the replacement device as described below.

  • Page 118: Dc Input Of Pv

    15 Technical Data SMA Solar Technology AG Operating temperature range -25°C to +60°C (-13°F to +140°F) Max. permissible value for relative 100 % humidity (condensing) Maximum operating altitude above 3000 m (9843 ft) mean sea level (MSL) Typical noise emission 35 dB(A) Power loss in night mode < 6 W...

  • Page 119: Battery Dc Input

    SMA Solar Technology AG 15 Technical Data SBSE3.8- SBSE4.8- SBSE5.8- SBSE7.7- SBSE9.6- SBSE11.5- US-50 US-50 US-50 US-50 US-50 US-50 Minimum input 60 V voltage Initial input 66 V voltage Maximum us- 15 A able input cur- rent per input Maximum 30 A short-circuit current per...

  • Page 120: Ac Output

    211 V to 264 V / 183 V to 229 V range Warning! Danger of fire due to use of non-approved batteries. Only use batteries approved by SMA Solar Technology AG (technical information with list of approved batteries at www.SMA-Solar.com). Depending on the configured country data set...
  • Page 121 SMA Solar Technology AG 15 Technical Data SBSE3.8- SBSE4.8- SBSE5.8- SBSE7.7- SBSE9.6- SBSE11.5- US-50 US-50 US-50 US-50 US-50 US-50 Rated current 16 A 20 A 24 A 32 A 40 A 48 A at 240 V Maximum out- 16 A 20 A 24 A 32 A 40 A 48 A put current Maximum out- 488 A...

  • Page 122: Digital Output (Multifunction Relay)

    5 ms Maximum cable length < 30 m (98 ft) 15.6 Communication SMA devices Max. 5 subordinate devices with SMA Speedwire (inverter and energy meter), 100 Mbit/s I/O systems and meters Ethernet, 10/100 Mbit/s, Modbus TCP 15.7 Data Storage Capacity 1-minute values 7 days...

  • Page 123: Efficiency

    SMA Solar Technology AG 15 Technical Data 15.8 Efficiency SBSE3.8- SBSE4.8- SBSE5.8- SBSE7.7- SBSE9.6- SBSE11.5- US-50 US-50 US-50 US-50 US-50 US-50 Maximum effi- 98.15 % 98.15 % 98.15 % 98.15 % 98.00 % 98.00 % ciency, η CEC weighted 96.5 % 97.0 % 97.5 % 97.5 % 97.5 % 97.5 % efficiency at 240 V,...

  • Page 124: Equipment

    • Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. • Consult the dealer or an experienced radio/TV technician for help. Changes or modifications made to this equipment not expressly approved by SMA Solar Technology AG may void the FCC authorization to operate this equipment.
  • Page 125 SMA Solar Technology AG 17 Contact • Access data for Sunny Portal (if available) • Operating mode of the multifunction relay (if used) • Detailed description of the problem You can find your country's contact information at: https://go.sma.de/service Operating Manual SBSExx-US-50-BE-en-10...
  • Page 126 www.SMA-Solar.com...

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