SMA SUNNY BOY 3.0 Operating Manual
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SMA SUNNY BOY 3.0 Operating Manual

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Operating manual
SUNNY BOY 3.0 / 3.6 / 4.0 / 5.0 / 6.0
B O Y
N Y
S U N
ENGLISH
SBxx-1AV-41-BE-en-12 | Version 1.2

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  • Page 1 Operating manual SUNNY BOY 3.0 / 3.6 / 4.0 / 5.0 / 6.0 B O Y S U N ENGLISH SBxx-1AV-41-BE-en-12 | Version 1.2...
  • Page 2 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.

  • Page 3: Table Of Contents

    SMA Solar Technology AG Table of Contents Table of Contents Information on this Document..........Validity ........................Target Group......................Content and Structure of this Document ..............Levels of Warning Messages ..................Symbols in the Document ..................Typographies in the Document.................. Designation in the document ..................
  • Page 4 Table of Contents SMA Solar Technology AG 6.6.3 Connecting the PV Array................ 40 6.6.4 Disassembling the DC Connectors ............42 Commissioning ................. 45 Commissioning Procedure ..................45 Commissioning the Inverter..................46 Selecting a configuration option ................47 Starting the Self-Test (for Italy and Dubai)..............49 Operation .................
  • Page 5 Problems with streaming services ................96 12 Decommissioning the Inverter..........97 13 Technical Data ................100 13.1 DC/AC ........................100 13.1.1 Sunny Boy 3.0 / 3.6 / 4.0..............100 13.1.2 Sunny Boy 5.0 / 6.0................102 13.2 General Data ......................104 13.3 Climatic Conditions ....................

  • Page 6: Information On This Document

    You will find the latest version of this document and further information on the product in PDF format and as 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 7: Symbols In The Document

    SMA Solar Technology AG 1 Information on this Document 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. Symbols in the Document...

  • Page 8: Designation In The Document

    1 Information on this Document SMA Solar Technology AG Designation in the document Complete designation Designation in this document Sunny Boy Inverter, product SBxx-1AV-41-BE-en-12 Operating manual...

  • Page 9: Safety

    All components must remain within their permitted operating ranges and their installation requirements 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.
  • Page 10 2 Safety SMA Solar Technology AG This section contains safety information that must be observed at all times when working. The product has been designed and tested in accordance with international safety requirements. As with all electrical or electronical devices, there are residual risks despite careful construction. 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.
  • Page 11 SMA Solar Technology AG 2 Safety DANGER Danger to life due to electric shock when touching live system components in case of a ground fault If a ground fault occurs, parts of the system may still be live. Touching live parts and cables results in death or lethal injuries due to electric shock.
  • Page 12 Sunny Portal or the use of FTP push. High costs for the Internet connection can be the result. • SMA Solar Technology AG recommends using an Internet flat rate. SBxx-1AV-41-BE-en-12 Operating manual...
  • Page 13 SMA Solar Technology AG 2 Safety NOTICE Damage to the product 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.

  • Page 14: Scope Of Delivery

    3 Scope of Delivery SMA Solar Technology AG 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. Figure 1: Components included in the scope of delivery...

  • Page 15: Product Overview

    DC load-break switch LEDs The LEDs indicate the operating state of the product. Label with QR Code for scanning via the SMA 360° App and easy connec- tion to the inverter's user interface via WLAN Type label The type label clearly identifies the product. The type label must remain per- manently attached to the product.

  • Page 16: Symbols On The Product

    4 Product Overview SMA Solar Technology AG Symbols on the Product Symbol Explanation Beware of a danger zone This symbol indicates that the product must be additionally grounded if addi- tional grounding or equipotential bonding is required at the installation site.

  • Page 17: Interfaces And Functions

    SMA Solar Technology AG 4 Product Overview Symbol Explanation The product is has no galvanic isolation. WEEE designation Do not dispose of the product together with the household waste but in accor- dance with the disposal regulations for electronic waste applicable at the in- stallation site.
  • Page 18 WLAN connection to SMA 360° app The product has a QR code. By scanning the QR Code attached to the product via the SMA 360° app, access to the product is established via WLAN and the connection to the user interface is made automatically.
  • Page 19 The product 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 20: Led Signals

    With SMA ShadeFix, inverters use the best possible energy supply from the PV modules at all times to increase yields in shaded systems. SMA ShadeFix is enabled by default. The time interval of SMA ShadeFix is usually six minutes. This means that the inverter determines the optimum operating point every six minutes.
  • Page 21 If an event occurs, a distinct event message and the corresponding event number will be displayed in addition on the product user inter- face or in the communication product (e.g. SMA Data Manager). The blue LED flashes slowly Communication connection is being established for approx.

  • Page 22: System Overview

    4 Product Overview SMA Solar Technology AG System Overview SUNNY PORTAL UTILITY GRID Solar energy Alternating current Communication CUSTOMER SYSTEM SUNNY HOME MANAGER/ SMA ENERGY METER SMA PV SYSTEM SMA STORAGE SYSTEM SBxx-1AV-41-BE-en-12 Operating manual...

  • Page 23: Circuitry Overview

    SMA Solar Technology AG 4 Product Overview 4.5.1 Circuitry Overview DISTRIBUTION BOARD SUNNY HOME MANAGER/ SMA ENERGY METER GRID-CONNECTION POINT with energy meter of the grid operator max. 63 A max. max. 32 A 50 A SUNNY BOY UTILITY SUNNY BOY...

  • Page 24: Communication Overview

    4 Product Overview SMA Solar Technology AG 4.5.2 Communication Overview SUNNY PORTAL Public Internet Ethernet LAN RS485 Radio INTERNET TS4-R SUNNY BOY ROUTER 1...60 GATEWAY SUNNY HOME MANAGER/ SMA ENERGY METER SWITCH 1...3 SMA BACKUP SUNNY BOY 1...60 UNIT CONTROLLER...

  • Page 25: Mounting

    SMA Solar Technology AG 5 Mounting Mounting Requirements for Mounting Requirements for the Mounting Location: WARNING Danger to life due to fire or explosion Despite careful construction, electrical devices can cause fires. This can result in death or serious injury.
  • Page 26 5 Mounting SMA Solar Technology AG Dimensions for mounting: 217.5 217.5 156.5 156.5 126.5 107.5 9 x 18 Ø 9 9 x 18 9 x 18 Figure 6: Position of the anchoring points(Dimensions in mm) Recommended clearances: If you maintain the recommended clearances, adequate heat dissipation will be ensured. Thus, you will prevent power reduction due to excessive temperature.

  • Page 27: Mounting The Inverter

    SMA Solar Technology AG 5 Mounting Figure 7: Recommended clearances(Dimensions in mm) Mounting the Inverter Additionally required mounting material (not included in the scope of delivery): ☐ 3 screws, suitable for the support surface and the weight of the inverter (diameter: minimum 6 mm)
  • Page 28 5 Mounting SMA Solar Technology AG 2. Align the wall mounting bracket horizontally on the wall and mark the position of the drill holes. Use at least one hole on the right- and left-hand side and the lower hole in the middle of the wall mounting bracket.

  • Page 29: Electrical Connection

    SMA Solar Technology AG 6 Electrical Connection Electrical Connection Overview of the Connection Area RS485 + A − + B − Figure 8: Connection areas at the bottom of the inverter Position Designation 2 positive and 2 negative DC connectors, input A...
  • Page 30 30 mA or higher (information about the selection of a residual-current device see technical information "Criteria for Selecting a Residual-Current Device" at www.SMA-Solar.com). Each inverter in the system must be connected to the utility grid via a separate residual-current device.

  • Page 31: Connecting The Inverter To The Utility Grid

    If you are uncertain about this, contact your grid operator or SMA Solar Technology AG. • Grounding conductor monitoring must be disabled after initial start-up depending on the grid configuration (see Section 8.15, page 67).

  • Page 32: Connecting Additional Grounding

    6 Electrical Connection SMA Solar Technology AG 6. Assemble the AC connector and connect the conductor to the AC connector (see manual of the AC connector). 7. Ensure that all conductors are securely connected to the AC connector. 8. Plug the AC connector into the jack for the AC connection.

  • Page 33: Connecting The Network Cables

    SMA Solar Technology AG 6 Electrical Connection 3. Insert the pan head screw M5x12 into the screw hole in the ring terminal lug and screw the ring terminal lug with screw firmly onto the connection point for additional grounding using a Torx screwdriver (TX 25, torque: 2.5 Nm).
  • Page 34 6 Electrical Connection SMA Solar Technology AG Network cable requirements: The cable length and quality affect the quality of the signal. Observe the following cable requirements. ☐ Cable type: 100BaseTx ☐ Cable category: minimum CAT5e ☐ Plug type: RJ45 of Cat5, Cat5e or higher ☐...

  • Page 35: Connecting Rs485 Devices

    SMA Solar Technology AG 6 Electrical Connection 7. Screw the swivel nut onto the threaded sleeve. 8. If you would like to establish a direct connection, connect the other end of the network cable directly to the end device. 9. If you would like to integrate the inverter into a local network, connect the other end of the network cable to the local network (e.g., via a router).

  • Page 36: Mounting The Wlan Antenna

    6 Electrical Connection SMA Solar Technology AG 5. Plug the M12 connector into the jack for the RS485 R S 4 communication connection and screw tight. When doing so, align the connector so that the key on the inverter AC jack is inserted into the keyway on the plug.
  • Page 37 SMA Solar Technology AG 6 Electrical Connection You have the option of operating the DC inputs A and B in parallel, and therefore of connecting several strings to the inverter. − − + A − + B − Figure 9: Connection overview for normal operation −...

  • Page 38: Assembling The Dc Connectors

    6 Electrical Connection SMA Solar Technology AG Requirements for the PV modules per input: ☐ All PV modules should be of the same type. ☐ All PV modules should be aligned and tilted identically. ☐ 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.
  • Page 39 SMA Solar Technology AG 6 Electrical Connection For connection to the inverter, all PV module connection cables must be fitted with the DC connectors provided. Assemble the DC connectors as described in the following. The procedure is identical for both connectors (+ and -). The graphics for the procedure are shown for only the positive connector as an example.

  • Page 40: Connecting The Pv Array

    6 Electrical Connection SMA Solar Technology AG ☑ The stranded wire can be seen inside the clamping bracket chamber. 4. If the stranded wire is not visible in the chamber, the cable is not correctly inserted and the connector must be reassembled. To do this, the cable must be removed from the connector.
  • Page 41 SMA Solar Technology AG 6 Electrical Connection 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. Touching the live enclosure of the measuring device results in death or lethal injuries due to electric shock.

  • Page 42: Disassembling The Dc Connectors

    6 Electrical Connection SMA Solar Technology AG 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.
  • Page 43 SMA Solar Technology AG 6 Electrical Connection DANGER Danger to life due to electric shock when touching exposed DC conductors or DC plug contacts if the DC connectors are damaged or loose The DC connectors can break or become damaged, become free of the DC cables, or no longer be connected correctly if the DC connectors are released and disconnected incorrectly.
  • Page 44 6 Electrical Connection SMA Solar Technology AG 5. 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. 6. Remove the cable. SBxx-1AV-41-BE-en-12 Operating manual...

  • Page 45: Commissioning

    Commissioning Procedure Commissioning a product in SMA Energy Systems If the product is used in an SMA Energy System, the commissioning must be performed according to the manual of the SMA Energy System. The procedure and the sequence may differ from the steps described in this section.

  • Page 46: Commissioning The Inverter

    7 Commissioning SMA Solar Technology AG Procedure Ensure that the country data set has been configured cor- Section 8.11, page 63 rectly. For PV systems in Italy or Dubai: Start the self-test. Section 7.4, page 49 Make further inverter settings as needed. Section 8, page 50...

  • Page 47: Selecting A Configuration Option

    On the Configuring the Inverter page, different configuration options are available to choose from. Select one of the options and proceed for the selected option as described below. SMA Solar Technology AG recommends carrying out the configuration with the installation assistant. This way, you ensure that all relevant parameters are set for optimal inverter operation.
  • Page 48 7 Commissioning SMA Solar Technology AG • Adoption of configuration from a file • Configuration with the installation assistant (recommended) • Manual configuration Accepting the settings Saving the made settings is indicated by an hourglass symbol on the user interface. If the DC voltage is sufficient, the data is transferred directly to the inverter and accepted.

  • Page 49: Starting The Self-Test (For Italy And Dubai)

    SMA Solar Technology AG 7 Commissioning Procedure: 1. Select the configuration option Manual Configuration. ☑ The Device Parameters menu on the user interface will open and all available parameter groups of the inverter will be displayed. 2. Select [Edit parameters].

  • Page 50: Operation

    ☐ The respective latest version of one of the following web browsers must be installed: Chrome, Edge, Firefox, Internet Explorer or Safari. ☐ The SMA Grid Guard code of the Installer must be available for the changing of grid-relevant settings after completion of the first ten feed-in hours or installation assistant (see "Application for SMA Grid Guard Code"...
  • Page 51 ☐ An user account for Sunny Portal must already exist. Procedure: 1. Open the SMA 360° App and login with dem Sunny Portal account details. 2. Select Service > QR-Code Scan. 3. Scan the QR Code on you product via the SMA 360° App.

  • Page 52: Establishing A Connection Via Ethernet In The Local Network

    Connection with WLAN network search 1. Search for WLAN networks with your end device. 2. Select the SSID of the inverter SMA[serial number] in the list with the found WLAN networks. 3. Enter the device-specific WLAN password (see WPA2-PSK on the type label of the product or the rear side of the manual included in delivery).

  • Page 53: Establishing A Connection Via Wlan In The Local Network

    ☐ The respective latest version of one of the following web browsers must be installed: Chrome, Edge, Firefox, Internet Explorer or Safari. ☐ The SMA Grid Guard code of the Installer must be available for the changing of grid-relevant settings after completion of the first ten feed-in hours or installation assistant (see "Application for SMA Grid Guard Code"...

  • Page 54: Logging In And Out Of The User Interface

    ☐ The respective latest version of one of the following web browsers must be installed: Chrome, Edge, Firefox, Internet Explorer or Safari. ☐ The SMA Grid Guard code of the Installer must be available for the changing of grid-relevant settings after completion of the first ten feed-in hours or installation assistant (see "Application for SMA Grid Guard Code"...
  • Page 55 4. Click on Save. 5. In the New password field, enter a password for the Installer user group. Assign a uniform password to all SMA devices to be registered in a system. The installer password is also the system password.

  • Page 56: Start Page Design Of The User Interface

    8 Operation SMA Solar Technology AG Start Page Design of the User Interface Figure 13: Design of the user interface's start page (example) SBxx-1AV-41-BE-en-12 Operating manual...
  • Page 57 • Starting the installation assistant • SMA Grid Guard login • Logout Help Provides the following functions: • Displaying information on Open Source licenses used • Link to the website of SMA Solar Technology AG Operating manual SBxx-1AV-41-BE-en-12...

  • Page 58: Activating The Smart Inverter Screen

    8 Operation SMA Solar Technology AG Position Designation Description 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 •...

  • Page 59: Starting The Installation Assistant

    Requirement: ☐ When configuring after completion of the first ten feed-in hours or after exiting the installation assistant, the SMA Grid Guard code must be available in order to change the grid-relevant parameters (see "Application for SMA Grid Guard Code" at www.SMA-Solar.com). Operating manual...

  • Page 60: Activate Wps Function

    8 Operation SMA Solar Technology AG Procedure: 1. Open the user interface (see Section 8.1, page 50). 2. Log in as Installer. 3. Select the menu User Settings (see Section 8.3, page 56) on the start page of the user interface. 4. In the context menu, select [Starting the installation assistant].

  • Page 61: Switching The Dynamic Power Display Off

    SMA Solar Technology AG 8 Operation Switching on the WLAN function only possible via Ethernet connection If you switch off both the WLAN function for the direct connection and for the 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.

  • Page 62: Changing The Password

    Sunny Explorer does not support the configuration of inverters with 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.

  • Page 63: Configuring The Country Data Set

    3. Call up the menu Device Parameters. 4. Click on [Edit parameters]. 5. Log in using the SMA Grid Guard code to change those parameters designated by a lock (only for installers): • Select the menu User Settings (see Section 8.3, page 56).

  • Page 64: Configuring The Active Power Mode

    8 Operation SMA Solar Technology AG Change to the names and units of grid parameters to comply with the grid- connection requirements in accordance with Regulation (EU) 2016/631 (valid from April 27, 2019) To comply with the EU grid-connection requirements (valid from April 27, 2019) the names and units of grid parameters were changed.

  • Page 65: Configuring The Modbus Function

    The Modbus interface is deactivated by default and the communication ports 502 set. ® ® ® In order to access SMA invertes with SMA Modbus or SunSpec Modbus , the Modbus interface must be activated. After activating the interface, the communication ports of both IP protocols can be changed.

  • Page 66: Activating The Receipt Of Control Signals (Only For Italy)

    Procedure: • Activate the Modbus interface and adjust the communication ports if necessary (see the technical information "SMA and SunSpec Modbus® Interface" at www.SMA-Solar.com). 8.14 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.

  • Page 67: Deactivating Grounding Conductor Monitoring

    Section 8.10 "Changing Operating Parameters", page 62). Procedure: • In the parameter group DC-side > DC settings > SMA ShadeFix, set the parameter Time interval of SMA ShadeFix 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.

  • Page 68: Saving The Configuration In A File

    Requirements: ☐ Changes to grid-relevant parameters must be approved by the responsible grid operator. ☐ The SMA Grid Guard code must be available (see "Application for SMA Grid Guard Code" at www.SMA-Solar.com). Procedure: 1. Open the user interface (see Section 8.1, page 50).
  • Page 69 ☐ An update file with the desired 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. To download the update file, it is necessary to enter the serial number of the inverter.

  • Page 70: Disconnecting The Inverter From Voltage Sources

    9 Disconnecting the Inverter from Voltage Sources SMA Solar Technology AG 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.
  • Page 71 SMA Solar Technology AG 9 Disconnecting the Inverter from Voltage Sources DANGER Danger to life due to electric shock when touching exposed DC conductors or DC plug contacts if the DC connectors are damaged or loose The DC connectors can break or become damaged, become free of the DC cables, or no longer be connected correctly if the DC connectors are released and disconnected incorrectly.
  • Page 72 9 Disconnecting the Inverter from Voltage Sources SMA Solar Technology AG 9. Unscrew the AC connector and pull it out of the jack for the AC connection. SBxx-1AV-41-BE-en-12 Operating manual...

  • Page 73: Cleaning The Inverter

    SMA Solar Technology AG 10 Cleaning the Inverter 10 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.

  • Page 74: Troubleshooting

    Installer is the same as the system password in the communication product. Procedure: 1. Request PUK (application form available at www.SMA-Solar.com). 2. Open the user interface (see Section 8.1, page 50). 3. Enter the PUK instead of the password into the field Password.

  • Page 75: Event Messages

    SMA Solar Technology AG 11 Troubleshooting 11.2 Event Messages Event number 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.
  • Page 76 11 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures Grid fault The ten-minute average value of the grid voltage is no longer within the per- missible range. The grid voltage or grid impedance at the connection point is too high.
  • Page 77 SMA Solar Technology AG 11 Troubleshooting Event number Message, cause and corrective measures Grid fault The power frequency is not within the permissible range. The inverter has dis- connected from the utility grid. Corrective measures: • If possible, check the power frequency and observe how often fluctuations occur.
  • Page 78 11 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures PE conn. missing > Check connection The grounding conductor is not correctly connected. Corrective measures: • Ensure that the grounding conductor is correctly connected. 1101 Installation fault > Check connection A second line conductor is connected to N.
  • Page 79 SMA Solar Technology AG 11 Troubleshooting Event number Message, cause and corrective measures 3303 Unstable operation 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 80 11 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 3701 Resid.curr.too.high > Check generator The inverter has detected a residual current due to temporary grounding of the PV array. Corrective measures: • Check the PV system for ground faults.
  • Page 81 SMA Solar Technology AG 11 Troubleshooting Event number Message, cause and corrective measures 6501 6502 Self-diagnosis > Overtemperature 6509 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 82 Parameters could not be set using the memory card. The inverter continues to feed in. Corrective measures: • Ensure that the parameters are set correctly. • Ensure that the SMA Grid Guard code is available. 7106 Update file defect. The update file is defective. The update failed. The inverter continues to feed...
  • Page 83 SMA Solar Technology AG 11 Troubleshooting Event number Message, cause and corrective measures 7320 The device with serial number [xx] was successfully updated to firmware version [xxx]. The firmware update was completed successfully. 7330 Condition test failed The testing of the update conditions was successful. The firmware update package is suitable for this inverter.
  • Page 84 11 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 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.
  • Page 85 SMA Solar Technology AG 11 Troubleshooting Event number 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.
  • Page 86 Sunny Home Manager) is intact and that no cables are damaged or that no plugs have been pulled. 9002 SMA Grid Guard code invalid The SMA Grid Guard code entered is incorrect. The operating parameters are still protected and cannot be changed. Corrective measures: • Enter the correct SMA Grid Guard code.
  • Page 87 9003 Grid parameter locked Changes to the grid parameters are now blocked. In order to be able to make changes to the grid parameters, from now on you must log in using the SMA Grid Guard code. 9005 Changing of grid parameters not possible > Ensure DC supply This error can have the following causes: •...
  • Page 88 11 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 10248 [Interface]: network busy The network is busy. Data exchange between the devices is not at an optimum and is greatly delayed. Corrective measures: • Increase the query intervals.
  • Page 89 SMA Solar Technology AG 11 Troubleshooting Event number Message, cause and corrective measures 10252 [Interface]: communication disrupted There is no valid signal on the network line. Corrective measures: • Ensure that with an Ethernet connection, the network cable and the network connector are not damaged and that the network connectors are correctly plugged.
  • Page 90 11 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 10282 [User group]-Login via [protocol] locked After several incorrect login attempts, login has been blocked for a limited time. In this case, the User login will be blocked for 15 minutes, the Grid Guard login for 12 hours.
  • Page 91 SMA Solar Technology AG 11 Troubleshooting Event number Message, cause and corrective measures 10340 Webconnect disabled The Webconnect function has been disabled. 10502 Active power limited AC frequency The inverter has reduced its power due to a too-high power frequency to en- sure grid stability.

  • Page 92: Checking The Pv System For Ground Faults

    11 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 27103 Set parameter The parameter changes are being adopted. 27104 Parameters set successfully The parameter changes were successfully adopted. 27107 Update file OK The update file found is valid.
  • Page 93 SMA Solar Technology AG 11 Troubleshooting 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. Touching the live enclosure of the measuring device results in death or lethal injuries due to electric shock.
  • Page 94 11 Troubleshooting SMA Solar Technology AG Location of the ground fault The example shows a ground fault between the second and third PV module. V = 200 V V = 300 V 100 V 100 V 100 V 100 V...
  • Page 95 40 MOhm and for polycrystalline and monocrystalline PV modules approximately 50 MOhm per PV module (for further information on calculating the insulation resistance see the Technical Information "Insulation Resistance (Riso) of Non-Galvanically Isolated PV Systems" at www.SMA-Solar.com). Required devices: ☐ Suitable device for safe disconnection and short-circuiting ☐...

  • Page 96: Problems With Streaming Services

    11 Troubleshooting SMA Solar Technology AG 12. Recommission the inverter. 13. If the inverter still displays an insulation error, contact the Service (see Section 14, page 107). The PV modules might not be suitable for the inverter in the present quantity. 11.4 Problems with streaming services If you use the streaming service in your local network (in which the inverter is also included), there may be interference to the transfer of data.

  • Page 97: Decommissioning The Inverter

    SMA Solar Technology AG 12 Decommissioning the Inverter 12 Decommissioning the Inverter To decommission the inverter completely upon completion of its service life, proceed as described in this Section. 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.
  • Page 98 12 Decommissioning the Inverter SMA Solar Technology AG 6. Unscrew and remove the threaded sleeve from the network port thread on the inverter. 7. Release the network cable plug and pull it out of the jack on the inverter. 8. Take the cable support sleeve out of the threaded sleeve and remove the network cable from the cable support sleeve.
  • Page 99 SMA Solar Technology AG 12 Decommissioning the Inverter 12. If there is a protective cap available, plug the protective cap onto the jack for connecting the antenna. 13. If an additional grounding or an equipotential bonding is connected to the inverter, unscrew the pan head screw M5x12 (TX25) and remove the grounding cable.

  • Page 100: Technical Data

    13 Technical Data SMA Solar Technology AG 13 Technical Data 13.1 DC/AC 13.1.1 Sunny Boy 3.0 / 3.6 / 4.0 DC input SB3.0-1AV-41 SB3.6-1AV-41 SB4.0-1AV-41 Maximum PV array 5500 Wp 5500 Wp 7500 Wp power Maximum input voltage 600 V 600 V 600 V MPP voltage range 125 V to 500 V...
  • Page 101 SMA Solar Technology AG 13 Technical Data AC Output SB3.0-1AV-41 SB3.6-1AV-41 SB4.0-1AV-41 Rated power at 230 V, 3000 W 3680 W 4000 W 50 Hz Maximum apparent 3000 VA 3680 VA 4000 VA AC power at cos φ = 1 Rated grid voltage 230 V 230 V 230 V Nominal AC voltage 220 V / 230 V / 240 220 V / 230 V / 240 220 V / 230 V / 240...

  • Page 102: Sunny Boy 5.0 / 6.0

    13 Technical Data SMA Solar Technology AG SB3.0-1AV-41 SB3.6-1AV-41 SB4.0-1AV-41 Power factor at rated power Displacement power 0.8 overexcited to 0.8 0.8 overexcited to 0.8 0.8 overexcited to 1 to factor cos φ, adjustable underexcited underexcited 0.8 underexcited Feed-in phases Phase connection Surge category in ac- cordance with IEC 60664-1...
  • Page 103 SMA Solar Technology AG 13 Technical Data SB5.0-1AV-41 SB6.0-1AV-41 Maximum short-circuit current, 20 A 20 A input B* Maximum reverse current into 0 A 0 A the PV array Number of independent MPP inputs Strings per MPP input Surge category in accordance with IEC 60664-1...

  • Page 104: General Data

    13 Technical Data SMA Solar Technology AG SB5.0-1AV-41 SB6.0-1AV-41 Displacement power factor cos φ, adjustable 0.8 overexcited to 0.8 0.8 overexcited to 1 to 0.8 underexcited underexcited Feed-in phases Phase connection Surge category in accordance with IEC 60664-1 * According to VDE-AR-N 4105, the rated power at 230 V, 50 Hz of the SB5.0-1AV-41 is 4600 W ** According to VDE-AR-N 4105, the rated power at 230 V, 50 Hz of the SB5.0-1AV-41 is 4600 VA...

  • Page 105: Climatic Conditions

    SMA Solar Technology AG 13 Technical Data Additional data volume when using the 660 kB/hour Sunny Portal live interface Topology Transformerless Cooling method Convection Degree of protection for electronics in accor- IP65 dance with IEC 60529 Protection class in accordance with IEC 62109-1...

  • Page 106: Torques

    13 Technical Data SMA Solar Technology AG SMA Speedwire/Webconnect As standard RS485 As standard 13.6 Torques Screws for securing the inverter to the wall 2.5 Nm mounting bracket Additional grounding 2.5 Nm SUNCLIX swivel nut 2.0 Nm Screw terminals of the AC connector 1.4 Nm 13.7 Data Storage Capacity...

  • Page 107: Contact

    SMA Solar Technology AG 14 Contact 14 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 •...
  • Page 108 Toll free for Australia: 1800 SMA AUS SMA Online Service Center: (1800 762 287) www.SMA-Service.com International: +61 2 9491 4200 United Arab SMA Middle East LLC India SMA Solar India Pvt. Ltd. Emirates Abu Dhabi Mumbai +971 2234 6177 +91 22 61713888 SMA Online Service Center: www.SMA-Service.com SBxx-1AV-41-BE-en-12 Operating manual...
  • Page 109 SMA Solar Technology AG 14 Contact ไทย Service Partner for String inverter: 대한민국 Enerone Technology Co., Ltd Solar Power Engineering Co., Ltd. 4th Fl, Jungbu Bldg, 329, 333/7,8,9 United Tower Build- Yeongdong-daero, Gangnam- ing 4th floor. Soi Sukhumvit 55 (Thonglor 17),...

  • Page 110: Eu Declaration Of Conformity

    (L 174/88, June 8, 2011) and 2015/863/EU (L 137/10, March 31, 2015) (RoHS) SMA Solar Technology AG confirms herewith that the products described in this document are in compliance with the fundamental requirements and other relevant provisions of the above- mentioned directives. The entire EU Declaration of Conformity can be found at www.SMA- Solar.com.
  • Page 112 www.SMA-Solar.com...

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