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SMA Solar Technology SUNNY BOY 1.5 Operating Manual

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Operating manual
SUNNY BOY 1.5 / 2.0 / 2.5
ENGLISH
SBxx-1VL-40-BE-en-19 | Version 1.9

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  • Page 1 Operating manual SUNNY BOY 1.5 / 2.0 / 2.5 ENGLISH SBxx-1VL-40-BE-en-19 | Version 1.9...
  • 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 ..................Typographical Elements in the Document ..............
  • Page 4 Table of Contents SMA Solar Technology AG 6.4.4 Disassembling the DC Connectors ............41 Commissioning ................. 43 Commissioning Procedure ..................43 Commissioning the Inverter..................44 Selecting a configuration option ................45 Starting the Self-Test (for Italy and Dubai)..............47 Operation ................. 48 Establishing a connection to the user interface ............
  • Page 5 SMA Solar Technology AG Table of Contents 11.2 Event Messages ......................73 11.3 Checking the PV System for Ground Faults.............. 89 11.4 Problems with streaming services ................93 12 Decommissioning the Inverter..........94 13 Technical Data ................95 14 Spare Parts ................100 15 Contact ..................101...

  • Page 6: Information On This Document

    SMA Solar Technology AG Information on this Document Validity • SB1.5-1VL-40 (Sunny Boy 1.5) from firmware version ≥ 3.11.00.R • SB2.0-1VL-40 (Sunny Boy 2.0) from firmware version ≥ 3.11.00.R • SB2.5-1VL-40 (Sunny Boy 2.5) from firmware version ≥ 3.11.00.R Target Group This document is intended for qualified persons and end users.

  • Page 7: Symbols In The Document

    SMA Solar Technology AG 1 Information on this Document NOTICE Indicates a situation which, if not avoided, can result in property damage. Symbols in the Document Icon Explanation Information that is important for a specific topic or goal, but is not safety-rele-...

  • Page 8: Additional Information

    1 Information on this Document SMA Solar Technology AG Additional Information For more information, please go to www.SMA-Solar.com. Title and information content Type of information "PUBLIC CYBER SECURITY - Guidelines for a Secure PV System Technical Information Communication" "SMA GRID GUARD 10.0 - Grid Management Services via Inverter Technical Information and System Controller"...

  • Page 9: Safety

    Alterations to the SMA products, e.g., changes or modifications, are only permitted with the express written permission of SMA Solar Technology AG. Unauthorized alterations will void guarantee and warranty claims and in most cases terminate the operating license. SMA Solar Technology AG shall not be held liable for any damage caused by such changes.
  • 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 The data volume depends, for example, on the number of devices in the system, the frequency of device updates, the frequency of data transfer to 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-1VL-40-BE-en-19 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

    SMA Solar Technology AG 4 Product Overview Product Overview Product Description Figure 2: Design of the product Position Designation DC load-break switch Connection cap Connection area with cable glands for connection to the utility grid and the local network LEDs The LEDs indicate the operating state of the product.

  • Page 16: Symbols On The Product

    4 Product Overview SMA Solar Technology AG Position Designation Label with QR Code for scanning via the SMA 360° App and easy con- nection to the inverter's user interface via WLAN Type label The type label clearly identifies the product. The type label must remain permanently attached to the product.
  • Page 17 SMA Solar Technology AG 4 Product Overview Icon Explanation Inverter Together with the green LED, this symbol indicates the operating state of the in- verter. Observe the documentations Together with the red LED, this symbol indicates an error. Data transmission Together with the blue LED, this symbol indicates the status of the network con- nection.

  • Page 18: Interfaces And Functions

    4 Product Overview SMA Solar Technology AG Icon Explanation RCM (Regulatory Compliance Mark) The product complies with the requirements of the applicable Australian stan- dards. ICASA The product complies with the requirements of the South African standards for telecommunication. ANATEL...
  • Page 19 SMA Solar Technology AG 4 Product Overview SMA Webconnect The product is equipped with a Webconnect function as standard. The Webconnect function enables direct data transmission between the product and Internet portals Sunny Portal and Sunny Places without any additional communication device and for a maximum of 4 products per visualized system.

  • Page 20: Led Signals

    4 Product Overview SMA Solar Technology AG All-pole sensitive residual-current monitoring unit The all-pole sensitive residual-current monitoring unit detects alternating and direct differential currents. In single-phase and three-phase inverters, the integrated differential current sensor detects the current difference between the neutral conductor and the line conductor(s). If the current difference increases suddenly, the inverter disconnects from the utility grid.
  • Page 21 SMA Solar Technology AG 4 Product Overview LED signal Explanation The red LED is glowing Event occurred 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.

  • 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 2.0 SMA PV SYSTEM CHARGING SYSTEM SMA STORAGE SYSTEM Figure 3: Design of the system SBxx-1VL-40-BE-en-19 Operating manual...

  • Page 23: Circuitry Overview

    SMA Solar Technology AG 4 Product Overview 4.5.1 Circuitry Overview DISTRIBUTION BOARD SUNNY HOME MANAGER 2.0 GRID-CONNECTION POINT with energy meter of the grid operator PROTECTIVE DEVICES max. 63 A with RCD and LSS max. max. 16 A 50 A max.

  • Page 24: Communication Overview

    4 Product Overview SMA Solar Technology AG 4.5.2 Communication Overview SMA APPs SUNNY PORTAL GRID OPERATOR Public Internet Ethernet LAN Ripple control signal Digital signal Radio INTERNET SUNNY BOY ROUTER SUNNY RIPPLE CONTROL HOME MANAGER 2.0 SWITCH RECEIVER SUNNY BOY...

  • 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 15° Figure 6: Permitted and prohibited mounting positions Dimensions for mounting: Figure 7: 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 Product

    SMA Solar Technology AG 5 Mounting 1755 Figure 8: Recommended clearances(Dimensions in mm) Mounting the product Additionally required material (not included in the scope of delivery): • 2 stainless steel hexagon head wood screws (AF 10, diameter 6 mm), screw length must be suitable for the support surface and the weight of the product (fastening bracket thickness: 4 mm)
  • Page 28 5 Mounting SMA Solar Technology AG 5. Hang the product onto the screws using the metal brackets. 6. Tighten the screws hand-tight using a ratchet or box wrench. When doing this you can compensate for any misalignment of the drill holes by aligning the metal brackets accordingly.
  • Page 29 SMA Solar Technology AG 5 Mounting 11. Insert the DC connectors with sealing plugs into the corresponding DC inputs on the inverter. click ☑ The DC connectors snap into place. 12. Ensure that the DC connectors with sealing plugs are securely in place.

  • Page 30: Electrical Connection

    6 Electrical Connection SMA Solar Technology AG Electrical Connection Overview of the Connection Area Figure 9: Connection areas and enclosure openings at the bottom of the inverter Position Designation Positive DC connector Negative DC connector RJ45 pin connector for the network cable...
  • Page 31 SMA Solar Technology AG 6 Electrical Connection ☐ The cable must be dimensioned in accordance with the local and national directives for the dimensioning of cables. The requirements for the minimum wire size derive from these directives. Examples of factors influencing cable dimensioning are: nominal AC current, type of cable, routing method, cable bundling, ambient temperature and maximum desired line losses (for calculation of line losses, see the design software "Sunny Design"...

  • Page 32: 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 8.14, page 64).
  • Page 33 SMA Solar Technology AG 6 Electrical Connection 2. Unscrew the swivel nut from the cable gland for the AC connection at the connector cap. 3. Thread the swivel nut over the AC cable. 4. Thread the AC cable through the cable gland of the AC connection: •...

  • Page 34: Connecting Additional Grounding

    6 Electrical Connection SMA Solar Technology AG 8. Connect L, N and the grounding conductor to the terminal block for the AC connection in accordance with the labeling. When doing so, ensure that the conductors are plugged completely into the terminals up to the insulation.

  • Page 35: Connecting The Network Cables

    1.5 kV. Additionally required material (not included in the scope of delivery): ☐ One network cable ☐ Where required: Field-assembly RJ45 connector for the network cable. SMA Solar Technology AG recommends the connector "MFP8 T568 A Cat.6A" from "Telegärtner". Network cable requirements: The cable length and quality affect the quality of the signal.
  • Page 36 6 Electrical Connection SMA Solar Technology AG ☐ Number of insulated conductor pairs and insulated conductor cross-section: at least 2 x 2 x 0.22 mm² ☐ Maximum cable length between 2 nodes when using patch cables: 50 m ☐ Maximum cable length between 2 nodes when using installation cables: 100 m ☐...

  • Page 37: Dc Connection

    SMA Solar Technology AG 6 Electrical Connection 12. Tighten the connection cap with the three screws (TX20, torque: 3.5 Nm). 13. Screw the swivel nuts hand-tight onto the cable gland of the AC connection and the cable gland of the network cable.

  • Page 38: Assembling The Dc Connectors

    6 Electrical Connection SMA Solar Technology AG Use of Y adapters for parallel connection of strings The Y adapters must not be used to interrupt the DC circuit. • Do not use the Y adapters in the immediate vicinity of the inverter. The adapters must not be visible or freely accessible.
  • Page 39 SMA Solar Technology AG 6 Electrical Connection 2. Insert the stripped cable into the DC connector up to the stop. When doing so, ensure that the stripped cable and the DC connector are of the same polarity. 3. Press the clamping bracket down until it audibly snaps into place.

  • Page 40: Connecting The Pv Array

    6 Electrical Connection SMA Solar Technology AG 6.4.3 Connecting the PV Array NOTICE Damage to the DC connectors due to the use of contact cleaner of other cleaning agents Some contact cleaners or other cleaning agents may contain substances that decompose the plastic of the DC connectors.

  • Page 41: Disassembling The Dc Connectors

    SMA Solar Technology AG 6 Electrical Connection 6.4.4 Disassembling the DC Connectors To disassemble the DC connectors for connection to the pv modules (e.g. due to faulty assembly), proceed as follows. DANGER Danger to life due to electric shock when touching exposed DC conductors or...
  • Page 42 6 Electrical Connection SMA Solar Technology AG 3. Unlock the DC connector. To do this, insert a flat- blade screwdriver (blade width: 3.5 mm) into the side catch mechanism and pry the catch mechanism open. 4. Carefully pull the DC connector apart.

  • Page 43: Commissioning

    SMA Solar Technology AG 7 Commissioning Commissioning Commissioning Procedure This section describes the commissioning procedure and gives an overview of the steps you must perform in the prescribed order. Commissioning an inverter that is captured in a communication device When the inverter is captured in a communication device, the communication device (e.g.

  • Page 44: Commissioning The Inverter

    7 Commissioning SMA Solar Technology AG Procedure Select the inverter configuration option. Please note that Section 7.3, page 45 the SMA Grid Guard code for changing the grid-relevant parameters must be available after completion of the first ten feed-in hours or installation assistant. You can request the SMA Grid Guard code via the Online Service Center.

  • Page 45: Selecting A Configuration Option

    SMA Solar Technology AG 7 Commissioning Also see: > Section 11 "Troubleshooting", page 72 Selecting a configuration option After you have assigned the password for the user groups Installer and User and logged in as Installer, the Configuring the Inverter page opens.
  • Page 46 7 Commissioning SMA Solar Technology AG Configuration options: 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 47: Starting The Self-Test (For Italy And Dubai)

    SMA Solar Technology AG 7 Commissioning Manual configuration You can configure the inverter manually by setting the desired parameters. 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.

  • Page 48: Operation

    Web browser signals a security vulnerability After the IP address has been entered, a message might appear indicating that the connection to the user interface of the product is not secure. SMA Solar Technology AG guarantees the security of the user interface.
  • Page 49 SMA Solar Technology AG 8 Operation ☐ The respective latest version of one of the following web browsers must be installed on the smart device: Chrome, Edge, Firefox or Safari. ☐ JavaScript must be enabled in the web browser of the smart device.

  • Page 50: Establishing A Connection Via Ethernet In The Local Network

    8 Operation SMA Solar Technology AG Procedure: 1. Enable the WPS function on the inverter. To do this, tap on the enclosure lid of the inverter twice. ☑ The blue LED flashes quickly for approx. two minutes. The WPS function is active during this time.

  • Page 51: Establishing A Connection Via Wlan In The Local Network

    Web browser signals a security vulnerability After the IP address has been entered, a message might appear indicating that the connection to the user interface of the product is not secure. SMA Solar Technology AG guarantees the security of the user interface.

  • Page 52: Logging In And Out Of The User Interface

    8 Operation SMA Solar Technology AG Importing and exporting files with smart devices having an iOS operating system is not possible For technical reasons, importing and exporting files (e.g., importing an inverter configuration, saving the current inverter configuration or exporting events and parameters) is not possible with smart devices having an iOS operating system.
  • Page 53 SMA Solar Technology AG 8 Operation 6. In the Repeat password field, enter the password again. 7. Click on Save and log in. ☑ The Configuring the Inverter page opens. Log in as the User or Installer 1. In the drop-down list Language, select the desired language.

  • Page 54: Start Page Design Of The User Interface

    8 Operation SMA Solar Technology AG Start Page Design of the User Interface Figure 12: Design of the user interface's home page (example) SBxx-1VL-40-BE-en-19 Operating manual...
  • Page 55 • 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-1VL-40-BE-en-19...

  • Page 56: Starting The Installation Assistant

    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 57: Activate Wps Function

    SMA Solar Technology AG 8 Operation Layout of the installation assistant Figure 13: Layout of the installation assistant (example) Position Designation Description Configuration steps Overview of the installation assistant steps. The number of steps depends on the type of device and the additionally installed modules.

  • Page 58: Switching Wlan On And Off

    8 Operation SMA Solar Technology AG Activating WPS function for automatic connection to a network Requirements: ☐ WLAN must be activated in the product. ☐ WPS must be activated on the router. Procedure: 1. Open the user interface (see Section 8.1, page 48).

  • Page 59: Switching The Dynamic Power Display Off

    SMA Solar Technology AG 8 Operation Switching WLAN On If you have switched the WLAN function for direct connection or for connection in the local network off, you can switch the WLAN function back on in accordance with the following procedure.

  • Page 60: Changing Operating Parameters

    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 61: Configuring The Country Data Set

    SMA Solar Technology AG 8 Operation 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. If the DC voltage is too low (e. g.

  • Page 62: Configuring The Active Power Mode

    8 Operation SMA Solar Technology AG 8.11 Configuring the Active Power Mode Starting the installation assistant 1. Open the user interface (see Section 8.1, page 48). 2. Log in as Installer. 3. Start the installation assistant (see Section 8.4, page 56). 4. Select [Save and continue] after each step up until the step Grid management service.

  • Page 63: Configuring The Modbus Function

    SMA Solar Technology AG 8 Operation • In the drop-down list Operating mode active power setting, select the entry External setting. • In the drop-down list Fallback behavior, select the entry Apply fallback values. • In the drop-down list Grid disconnection for active power setpoint of 0% select the entry No.

  • Page 64: Deactivating Grounding Conductor Monitoring

    8 Operation SMA Solar Technology AG Parameter Value/range Resolution Default Application ID 0 to 16384 16384 GOOSE-Mac address 01:0C:CD:01:00:00 to 01:0C:CD:01:00:00 01:0C:CD:01:02:00 Procedure: 1. Select the parameter group External communication > IEC 61850 configuration. 2. In the field Application ID, enter the application ID of the grid operator gateway. You will receive this value from your grid operator.

  • Page 65: Setting Sma Shadefix

    SMA Solar Technology AG 8 Operation 2. Log in as Installer. 3. Start the installation assistant (see Section 8.4, page 56). 4. In the context menu, select [Starting the installation assistant]. 5. Select [Save and next] until you get to the step Meter configuration.

  • Page 66: Adopting A Configuration From A File

    8 Operation SMA Solar Technology AG 8.18 Adopting a Configuration from a File To configure the inverter, you can adopt the configuration from a file. To be able to do this, you must first save the configuration of another inverter from the same type or device family in a file (see Section 8.17 "Saving the Configuration in a File", page 65).

  • Page 67: Updating Firmware With Update File Via The User Interface

    SMA Solar Technology AG 8 Operation In this section we describe how to activate the automatic firmware update in the inverter. The procedure for activating the automatic firmware update for detected devices in the communication product can be found in the manual for the communication product.
  • Page 68 8 Operation SMA Solar Technology AG 5. Select the parameter Check for update and install it and set it to Execute. 6. Click on [Save all]. ☑ The firmware is updated in the background. SBxx-1VL-40-BE-en-19 Operating manual...

  • Page 69: Disconnecting The Inverter From Voltage Sources

    SMA Solar Technology AG 9 Disconnecting the Inverter from Voltage Sources Disconnecting the Inverter from Voltage Sources Procedure: 1. Disconnect the circuit breaker and secure it against reconnection. 2. If an external DC load-break switch is installed, disconnect the external DC load-break switch from all voltage sources.
  • Page 70 9 Disconnecting the Inverter from Voltage Sources SMA Solar Technology AG 9. Loosen the screws of the connection cap and remove the connection cap. 10. Use a suitable measuring device to check that no voltage is present at the AC connector between L and N and between L and the grounding conductor.

  • Page 71: Clean The Product

    SMA Solar Technology AG 10 Clean the product 10 Clean the product 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 72: Troubleshooting

    11 Troubleshooting SMA Solar Technology AG 11 Troubleshooting 11.1 Forgotten Password Password assignment for inverters that are registered in a communication product The password for the user group Installer is also the system password for the system in the communication product. Changing the password of the user group Installer can lead to the inverter no longer being able to be reached by the communication product.

  • Page 73: Event Messages

    SMA Solar Technology AG 11 Troubleshooting 11.2 Event Messages Event number Message, cause and corrective measures Grid incident 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 74 11 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures Active power limit AC voltage 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.
  • Page 75 SMA Solar Technology AG 11 Troubleshooting Event number Message, cause and corrective measures Active power limit AC frequency The inverter has reduced its power due to a too-high power frequency to en- sure grid stability. Corrective measures: • If possible, check the power frequency and observe how often fluctuations occur.
  • Page 76 11 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures Waiting for grid voltage > Grid failure > Check AC circuit breaker The AC cable is not correctly connected or the country data set is not correctly configured.
  • Page 77 SMA Solar Technology AG 11 Troubleshooting Event number Message, cause and corrective measures 1302 Waiting for grid voltage > Installation failure grid connection > Check grid and fuses L or N not connected. Corrective measures: • Ensure that L and N are connected.
  • Page 78 11 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 3401 DC overvoltage > Disconnect PV array Overvoltage at the DC input. This can destroy the inverter. This message is signalized additionally by rapid flashing of the LEDs.
  • Page 79 SMA Solar Technology AG 11 Troubleshooting Event number Message, cause and corrective measures 3801 DC overcurrent > Check PV array Overcurrent at the DC input. The inverter briefly interrupts feed-in operation. Corrective measures: • If this message is displayed frequently, ensure that the PV array has been correctly rated and wired.
  • Page 80 11 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 6603 6604 Self-diagnosis > Overload The cause must be determined by the Service. Corrective measures: • Contact Service. 7001 7002 Sensor fault A temperature sensor in the inverter is defective and the inverter interrupts the feed-in operation.
  • Page 81 SMA Solar Technology AG 11 Troubleshooting Event number Message, cause and corrective measures 7330 Condition test failed The testing of the update conditions was not successful. The firmware update package is not suitable for this inverter. Corrective measures: • Retry update.
  • Page 82 11 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.
  • Page 83 SMA Solar Technology AG 11 Troubleshooting Event number Message, cause and corrective measures 7354 Update of time zone database not successful The update of the time zone database failed. Corrective measures: • Retry update. • If this message is displayed again, contact the Service.
  • Page 84 11 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 8003 Active power limit temperature The inverter has reduced its power output for more than 10 minutes due to ex- cessive 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 85 SMA Solar Technology AG 11 Troubleshooting Event number Message, cause and corrective measures 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 86 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 87 SMA Solar Technology AG 11 Troubleshooting Event number 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.
  • Page 88 11 Troubleshooting SMA Solar Technology AG Event number Message, cause and corrective measures 10284 No Wi-Fi connection possible The inverter does not currently have a Wi-Fi connection to the selected net- work. Corrective measures: • Ensure that the SSID, the Wi-Fi password and the encryption method have been entered correctly.

  • Page 89: Checking The Pv System For Ground Faults

    SMA Solar Technology AG 11 Troubleshooting Event number Message, cause and corrective measures 29001 Inst. code valid The entered Grid Guard code is valid. Protected parameters have now been unlocked and you can adjust the parameters. The parameters will be automati- cally locked again after 10 feed-in hours.
  • Page 90 11 Troubleshooting SMA Solar Technology AG 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 91 SMA Solar Technology AG 11 Troubleshooting 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 92 11 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.

  • Page 93: Problems With Streaming Services

    SMA Solar Technology AG 11 Troubleshooting 12. Recommission the inverter. 13. If the inverter still displays an insulation error, contact the Service (see Section 15, page 101). 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 94: Decommissioning The Inverter

    12 Decommissioning the Inverter SMA Solar Technology AG 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 95: Technical Data

    SMA Solar Technology AG 13 Technical Data 13 Technical Data DC input SB1.5-1VL-40 SB2.0-1VL-40 SB2.5-1VL-40 Maximum PV array 3000 Wp 4000 Wp 5000 Wp power Maximum input voltage 600 V 600 V 600 V MPP voltage range 160 V to 500 V 210 V to 500 V 260 V to 500 V Rated input voltage 360 V...
  • Page 96 13 Technical Data SMA Solar Technology AG SB1.5-1VL-40 SB2.0-1VL-40 SB2.5-1VL-40 Rated current at 240 V 6.25 A 8.6 A 10.5 A Maximum output cur- 7 A 9 A 11 A rent Total harmonic distor- ≤3 % ≤3 % ≤3 % tion of the output cur- rent with total harmonic distortion of the AC voltage <2%, and AC...
  • Page 97 SMA Solar Technology AG 13 Technical Data Efficiency SB1.5-1VL-40 SB2.0-1VL-40 SB2.5-1VL-40 Maximum efficiency, 97.2 % 97.2 % 97.2 % η European weighted ef- 96.1 % 96.4 % 96.7 % ficiency, η Protective devices DC reverse polarity protection Short-circuit diode Input-side disconnection point DC load-break switch AC short-circuit current capability...
  • Page 98 13 Technical Data SMA Solar Technology AG Maximum data volume per inverter with Speed- 550 MB/month wire/Webconnect Additional data volume when using the 600 kB/hour Sunny Portal live interface Power control / Demand response (DRED) Communication via Modbus interface Export limiting according to AS/NZS 4777.2...
  • Page 99 SMA Solar Technology AG 13 Technical Data DC Load-Break Switch Electrical endurance in the event of short circuit, At least 50 switching operations at nominal current of 10 A Maximum switching current 35 A Maximum switching voltage 800 V Maximum PV power 11 kW Torques...

  • Page 100: Spare Parts

    14 Spare Parts SMA Solar Technology AG 14 Spare Parts You will find the spare parts for your product in the following overview. If required, these can be ordered from SMA Solar Technology AG or your distributor. Designation Brief description SMA order...

  • Page 101: Contact

    SMA Solar Technology AG 15 Contact 15 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 102: 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 103: Declaration Of Conformity

    • The Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment Regulations 2012 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 regulations.
  • Page 104 www.SMA-Solar.com...

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