SMA SUNNY ISLAND 8.0H Operating Manual
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SMA SUNNY ISLAND 8.0H Operating Manual

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Off-grid Inverter
SUNNY ISLAND 8.0H/6.0H
SUNNY REMOTE CONTROL
Operating Manual
SI80H-BE-BEN120810 | TBEN-SI80H | Version 1.0
EN

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  • Page 1 Off-grid Inverter SUNNY ISLAND 8.0H/6.0H SUNNY REMOTE CONTROL Operating Manual SI80H-BE-BEN120810 | TBEN-SI80H | Version 1.0...

  • Page 3: Table Of Contents

    Product Description ......13 Sunny Island 8.0H / 6.0H ......13 Type Label .
  • Page 4 Table of Contents SMA Solar Technology AG 4.4.3 Menus in Installer and Expert Mode....... 33 4.4.4...
  • Page 5 SMA Solar Technology AG Table of Contents Cleaning and Maintenance ......48 Cleaning the Enclosure of the Off-Grid Inverter ... . 48 Cleaning the Sunny Remote Control .
  • Page 6 Table of Contents SMA Solar Technology AG SI80H-BE-BEN120810 Operating Manual...

  • Page 7: Information On This Document

    SMA Solar Technology AG 1  Information on this Document Information on this Document Validity This document is valid for the following Sunny Island device types: • SI8.0H-10 • SI8.0H-11 • SI6.0H-10 • SI6.0H-11 This document is valid for the following Sunny Remote Control device type: •...
  • Page 8 1  Information on this Document SMA Solar Technology AG Typographies Typography Usage Example bold • Display messages • Connect PE to AC2Gen/Grid. • Parameters • Select parameter 235.01 GnAutoEna and set to • Connections Off. • Slots • Elements to be selected •...

  • Page 9: Safety

    SMA Solar Technology AG 2  Safety Safety 2.1 Intended Use Sunny Island The Sunny Island is a bidirectional off-grid inverter and forms a stand-alone grid. Figure 1: Principle of an off-grid system with a Sunny Island and a Sunny Remote Control Only use the Sunny Island in accordance with the information provided in the enclosed documentation.

  • Page 10: Target Group Qualifications

    • Knowledge of and adherence to this manual and all the specified safety precautions Skilled Persons Skilled persons must have the following qualifications: • Training in off-grid systems from SMA Solar Technology AG • Training in how to deal with the dangers and risks associated with installing and using electrical devices and batteries •...

  • Page 11: Safety Precautions

    SMA Solar Technology AG 2  Safety 2.3 Safety Precautions Electric Shock High voltages are present in the off-grid system and in the off-grid inverter. The off-grid inverter can start automatically from standby mode. Work on electrical connections of the off-grid inverter must be performed by a skilled person.
  • Page 12 2  Safety SMA Solar Technology AG Burn Hazards Some parts of the off-grid inverter enclosure can become hot during operation. • During operation, touch the off-grid inverter on the enclosure lid only. Short-circuit currents in the battery can cause heat build-up and electric arcs. Observe the following safety instructions before working on the battery.

  • Page 13: Product Description

    3  Product Description Product Description 3.1 Sunny Island 8.0H / 6.0H The Sunny Island is a bidirectional off-grid inverter and forms a stand-alone grid. Figure 2: Design of the Sunny Island 8.0H / 6.0H Position Designation Ventilation grid Type label Control panel...

  • Page 14: Type Label

    ‒ The information on the type label is intended to help you use the inverter safely and receive better customer support from the SMA Service Line. The type label must remain permanently attached to the off-grid inverter. Symbols on the Type Label...
  • Page 15 SMA Solar Technology AG 3  Product Description Symbol Designation Explanation Risk of burns from hot surfaces The off-grid inverter can become hot during operation. Avoid contact during operation. Allow the off-grid inverter to cool down sufficiently before carrying out any work.

  • Page 16: Off-Grid Inverter Control Panel

    3  Product Description SMA Solar Technology AG 3.3 Off-Grid Inverter Control Panel Figure 4: Structure of the control panel Position Symbol Designation Status Explanation Start-stop button ‒ Press the start-stop button to start or stop the off-grid system. In display messages on the Sunny Remote Control, the start-stop button is referred to as TSS.
  • Page 17 SMA Solar Technology AG 3  Product Description Position Symbol Designation Status Explanation Grid LED No voltage is present at the connection of the external energy source. Glowing External energy source is connected. green Glowing The off-grid inverter synchronises the orange stand-alone grid to the external energy source.

  • Page 18: Sunny Remote Control

    3  Product Description SMA Solar Technology AG 3.4 Sunny Remote Control You can configure and control the off-grid system centrally with the Sunny Remote Control display. Figure 5: Design of the Sunny Remote Control Position Designation Explanation Display Four-line display shows operating data (e.g. operating state or display values) and events, warnings or errors of the off-grid inverter.

  • Page 19: Service Interface Sd Card

    SMA Solar Technology AG 3  Product Description 3.5 Service Interface SD Card The SD card in the Sunny Remote Control stores data for the plant control and facilitates service work. The SD card is also used to update the firmware of the off-grid inverter. The following data is stored on the SD card: •...

  • Page 20: Operating The Off-Grid Inverter With

    4  Operating the Off-Grid Inverter with Sunny Remote Control SMA Solar Technology AG Operating the Off-Grid Inverter with Sunny Remote Control 4.1 Display Modes The Sunny Remote Control has four display modes. During operation, the Sunny Remote Control will switch to standard mode if the button has not been used for over five minutes.

  • Page 21: Standard Mode

    SMA Solar Technology AG 4  Operating the Off-Grid Inverter with Sunny Remote Control 4.2 Standard Mode 4.2.1 Display of Operating States Figure 6: Display of operating states (example "Standby") Position Designation Explanation Standby The off-grid inverter is in standby mode or in time-controlled mode.

  • Page 22: Display Page During Operation

    4  Operating the Off-Grid Inverter with Sunny Remote Control SMA Solar Technology AG 4.2.2 Display Page during Operation Figure 7: Energy flows and status of the off-grid inverter (example) Position Designation Energy flow diagram Status of the stand-alone grid Status of the off-grid inverter...
  • Page 23 SMA Solar Technology AG 4  Operating the Off-Grid Inverter with Sunny Remote Control Position Designation Icon Explanation Internal transfer relay The external energy source is disconnected from the stand-alone grid. The stand-alone grid is connected and synchronised to the external energy source.
  • Page 24 4  Operating the Off-Grid Inverter with Sunny Remote Control SMA Solar Technology AG Status of the Off-Grid Inverter Figure 10: Status of the off-grid inverter (example) Position Designation Icon Explanation Warning icon Icon for warnings or errors that do not affect off-grid inverter operation.
  • Page 25 SMA Solar Technology AG 4  Operating the Off-Grid Inverter with Sunny Remote Control State of Charge of the Battery Figure 11: State of charge of the battery in standard mode (example) Position Designation Explanation Battery Icon for battery State of charge...
  • Page 26 4  Operating the Off-Grid Inverter with Sunny Remote Control SMA Solar Technology AG Position Designation Icon Explanation Status of the external Voltage and frequency of the external energy energy source source are within the set limits. Voltage and frequency of the external energy source are outside the set limits.

  • Page 27: User Mode

    SMA Solar Technology AG 4  Operating the Off-Grid Inverter with Sunny Remote Control 4.3 User Mode 4.3.1 Display Pages for Operation User mode will display all information crucial for operating the off-grid system in different categories. User mode also allows for manual control of the off-grid inverter and components of the off-grid system, for example starting the generator.

  • Page 28: Setting

    4  Operating the Off-Grid Inverter with Sunny Remote Control SMA Solar Technology AG Position Designation Icon or Explanation message Page and number ‒ Page and number of pages of the selected of pages category A category can contain multiple display pages e.g.

  • Page 29: Selecting Display

    SMA Solar Technology AG 4  Operating the Off-Grid Inverter with Sunny Remote Control Position Designation Icon or Explanation display Return icon The icon points towards the selected parameter. Parameters ‒ Parameters with the current values 4.3.4 Selecting Display Pages In user mode, the Sunny Remote Control displays the parameters page by page.

  • Page 30: Operating And Configuring The Off-Grid Inverter

    4  Operating the Off-Grid Inverter with Sunny Remote Control SMA Solar Technology AG 4.3.5 Operating and Configuring the Off-Grid Inverter In user mode, always operate the off-grid inverter as described below. 1. Select the display page for the category you want to configure.
  • Page 31 SMA Solar Technology AG 4  Operating the Off-Grid Inverter with Sunny Remote Control 5. When you have set the required parameter, press the button. This saves the setting. Example: Setting the repetition type to Weekly in time-controlled mode • Access the Inverter (1/2) action page.

  • Page 32: Installer And Expert Mode

    4  Operating the Off-Grid Inverter with Sunny Remote Control SMA Solar Technology AG 4.4 Installer and Expert Mode 4.4.1 Switching to Installer Mode The installer mode is password-protected. The installer password changes constantly and must be re-calculated every time. Entering incorrect parameters endangers operational safety.

  • Page 33: Menus In Installer And Expert Mode

    SMA Solar Technology AG 4  Operating the Off-Grid Inverter with Sunny Remote Control 4.4.3 Menus in Installer and Expert Mode Figure 15: Layout of the menu page in installer mode (example) Position Designation Explanation Menu path The two previously selected menu levels If you are in the top menu level, the display will show Installer in installer mode and Expert in expert mode.

  • Page 34: Selecting Menus And Parameters

    4  Operating the Off-Grid Inverter with Sunny Remote Control SMA Solar Technology AG 4.4.5 Selecting Menus and Parameters Always select menus and parameters as described below. 1. Switch to installer mode (see Section 4.4.1). 2. Turn the button to the right until the return icon appears to the right of the required menu.

  • Page 35: Setting The Parameters

    SMA Solar Technology AG 4  Operating the Off-Grid Inverter with Sunny Remote Control 4.4.6 Setting the Parameters Always set parameters as described below. 1. Switch to installer mode (see Section 4.4.1). 2. Select the desired parameter. You can only set the parameters for which <...

  • Page 36: Directly Accessing Parameters

    4  Operating the Off-Grid Inverter with Sunny Remote Control SMA Solar Technology AG 4.4.7 Directly Accessing Parameters Any parameter can be accessed directly by entering a five-digit number. The five-digit number is composed as follows: • The first three digits are the menu number.

  • Page 37: Starting And Stopping The Off-Grid System

    SMA Solar Technology AG 5  Starting and Stopping the Off-Grid System Starting and Stopping the Off-Grid System 5.1 Switching On the Off-Grid Inverter Requirements: ☐ BatFuse must be closed. ☐ The off-grid inverter may not have switched itself off (see Section 10.6 "Charging the Battery after Automatic Shutdown", page 63).

  • Page 38: Stopping The Off-Grid System

    5  Starting and Stopping the Off-Grid System SMA Solar Technology AG 5.3 Stopping the Off-Grid System Electric discharge of the battery: When the off-grid inverter is stopped, it will discharge the battery via self-consumption. Hint: If the system is to be shut down for an extended period, switch off the off-grid inverter (see Section 5.4).

  • Page 39: Switching Off The Off-Grid Inverters

    SMA Solar Technology AG 5  Starting and Stopping the Off-Grid System 5.4 Switching the Off-Grid Inverters Off Requirement: ☐ The off-grid system is stopped. • Press the deactivation button on the off-grid inverter and hold it until you hear a signal.

  • Page 40: Setting Time-Controlled Inverter Operation

    5  Starting and Stopping the Off-Grid System SMA Solar Technology AG 5.6 Setting Time-Controlled Inverter Operation Example: Setting parameters for time-controlled inverter operation You want to operate the off-grid inverter in inverter mode every Sunday from 10:00 am to 6:00 pm, starting Sunday, 8 January 2012.

  • Page 41: Saving Data And Updating Firmware

    SMA Solar Technology AG 6  Saving Data and Updating Firmware Saving Data and Updating Firmware 6.1 Inserting the SD Card Requirements: ☐ The SD card must be formatted as FAT-16. ☐ The storage capacity of the SD card must not exceed 2 GB.

  • Page 42: Saving The Event History And Error History

    • Save the parameter set to the SD card (see Section 6.2). • Remove the SD card. 2. Use a computer to download the latest firmware (see www.SMA-Solar.com for the installation file). 3. Copy the current firmware from the computer to the main directory of the SD card.

  • Page 43: Displaying The Status Of The Sd Card

    SMA Solar Technology AG 6  Saving Data and Updating Firmware 6.5 Displaying the Status of the SD Card 1. Switch to installer mode (see Section 4.4.1). 2. Select the parameter 312.08 CardStt and read off (see parameter document of the off-grid inverter).
  • Page 44 6  Saving Data and Updating Firmware SMA Solar Technology AG File name Explanation batstat.sma Statistic values of the battery for evaluation by SMA Solar Technology AG sim.ccf System information of the off-grid inverter bootex.log File generated by the operating system of the computer This file is not generated by every operating system.

  • Page 45: Manually Controlling The Generator

    SMA Solar Technology AG 7  Manually Controlling the Generator Manually Controlling the Generator 7.1 Starting the Generator with Sunny Remote Control Requirements: ☐ The off-grid inverter must be able to control the generator via a control cable. ☐ The Sunny Remote Control must be in standard mode or user mode.

  • Page 46: Starting The Generator Without Autostart Function

    7  Manually Controlling the Generator SMA Solar Technology AG 7.3 Starting the Generator without Autostart Function Requirement: ☐ The generator is not controlled with GenMan. 1. Start the generator (see manufacturer's instructions). 2. Close the switch-disconnector between generator and off-grid inverter.

  • Page 47: Disconnecting The Off-Grid Inverter From

    SMA Solar Technology AG 8  Disconnecting the Off-Grid Inverter from Voltage Sources Disconnecting the Off-Grid Inverter from Voltage Sources 1. Switch off the off-grid system (see Section 5.4). 2. Disconnect the miniature circuit-breaker and the switch-disconnectors in the sub-distributions and secure against reconnection.

  • Page 48: Cleaning And Maintenance

    9  Cleaning and Maintenance SMA Solar Technology AG Cleaning and Maintenance 9.1 Cleaning the Enclosure of the Off-Grid Inverter • If the enclosure is heavily soiled, use a soft brush to remove the soiling. • If the enclosure is dusty, remove the dust with a soft cloth. Do not use solvents, abrasives or corrosive liquids.

  • Page 49: Checking The Function

    SMA Solar Technology AG 9  Cleaning and Maintenance 9.4 Checking the Function Requirement: ☐ The Sunny Remote Control must be connected to the off-grid inverter/master. • For the first six months after installation of new off-grid systems, check every week whether error messages have been registered.

  • Page 50: Checking And Maintaining The Battery

    9  Cleaning and Maintenance SMA Solar Technology AG 9.6 Checking and Maintaining the Battery Risk of injury by corrosive and/or toxic electrolyte from the battery If handled inappropriately, electrolyte from the battery can burn the skin or eyes or be toxic.
  • Page 51 SMA Solar Technology AG 9  Cleaning and Maintenance 3. Check whether the fan guard is dusty or heavily soiled. If the fan guard is dusty, clean the fan guard with a vacuum cleaner or a soft paintbrush. If the fan guard is heavily soiled, remove the fan guard and clean it: •...

  • Page 52: Replacing The Battery

    9  Cleaning and Maintenance SMA Solar Technology AG • Release and remove the fan plug. Damage to the fan due to compressed air • Clean the fan with a soft brush, a paintbrush, or a damp cloth. 6. Insert the plug of the fan into the socket until it clicks into place.
  • Page 53 SMA Solar Technology AG 9  Cleaning and Maintenance Installation work on the battery Only skilled persons have the qualifications required to perform installation work on batteries. • If you are not a skilled person, have a skilled person perform the work.

  • Page 54: Troubleshooting

    10  Troubleshooting SMA Solar Technology AG 10 Troubleshooting 10.1 What to Do if an Error Occurs Display of Errors, Warnings and Events Pending warnings and errors are shown automatically on the display of the Sunny Remote Control until the cause of the warning or error is no longer recorded by the off-grid inverter or is acknowledged.
  • Page 55 SMA Solar Technology AG 10  Troubleshooting Treatment of Pending Errors upon Activation During the activation procedure, all pending errors are generally acknowledged without an entry being made in the history. Errors which are still pending are entered again after activation. Errors which are detected by the off-grid inverter before activation, and are no longer detected after activation, are shown in list 420# Error history.

  • Page 56: Acknowledging A Generator Error

    10  Troubleshooting SMA Solar Technology AG 10.2 Acknowledging a Generator Error Requirement: ☐ The Sunny Remote Control must be in standard mode or user mode. 1. Rectify the cause for the disconnection of the generator from the stand-alone grid (see the technical description of the off-grid inverter for causes of errors and disturbances).
  • Page 57 SMA Solar Technology AG 10  Troubleshooting 6. Confirm the question Setup new cluster ? with Y. 7. Wait until the inverter LED of slave 1 flashes and the Sunny Remote Control shows the message To identify Slave1 press Tss on the Slv.

  • Page 58: Frequently Asked Questions

    10  Troubleshooting SMA Solar Technology AG 5. Wait until the LED/LEDs of all off-grid inverters flash. 6. Press the start-stop button on slave 1. ☑ The master configures slave 1. 7. In order to configure slave 2, press the start-stop button on slave 2.

  • Page 59: Questions On The Sunny Remote Control

    SMA Solar Technology AG 10  Troubleshooting After automatic disconnection in battery protection mode, the off-grid inverter can no longer be started? • Switch all loads off. • If there is a generator, start the generator manually at the generator. Observe the warm-up time of the generator.

  • Page 60: Questions On The External Energy Source

    10  Troubleshooting SMA Solar Technology AG How do I start the QCG? • See the installation manual of the off-grid inverter for information on starting the QCG. Why is "MCC operation failed" shown in the display? An action with the SD card has failed.

  • Page 61: Questions On The Battery

    SMA Solar Technology AG 10  Troubleshooting The off-grid inverter only connects to the generator briefly? The generator might be overloaded. • Select parameter 234.03 GnCurNom and set it to 75% of the rated current of the generator. • If possible, reduce the power of the loads.

  • Page 62: Questions On Cluster Systems And Multicluster Systems

    10  Troubleshooting SMA Solar Technology AG What do you need to do after replacing a battery current sensor? • If you are a skilled person, calibrate the battery current sensor (see the installation manual of the off-grid inverter for commissioning instructions).

  • Page 63: Charging The Battery After Automatic Shutdown

    SMA Solar Technology AG 10  Troubleshooting 10.6 Charging the Battery after Automatic Shutdown Danger to life due to high AC voltages In order to charge the battery after automatic shutdown of the off-grid inverter, the installation of the off-grid inverter must be changed.
  • Page 64 10  Troubleshooting SMA Solar Technology AG Charging the Battery 1. Switch off all loads. 2. Activate or deactivate all miniature circuit-breakers and/or fuse-switch-disconnectors for energy sources. 3. Quickly connect the switch-disconnector of the BatFuse and close the BatFuse (see the installation manual of the BatFuse).
  • Page 65 SMA Solar Technology AG 10  Troubleshooting Interrupting emergency charge mode You can interrupt the emergency charge mode, e.g. to add diesel to a generator. • Press and hold the button. ☑ Emergency charge mode is stopped. • Press and hold the button.

  • Page 66: Glossary

    11  Glossary SMA Solar Technology AG 11 Glossary Absorption phase See constant voltage phase AC coupling The connection between various loads, generators and storage devices in the stand-alone grid. AGM battery Absorbent glass mat separator battery. In AGM batteries, the electrolyte is held in a fibreglass mat.
  • Page 67 SMA Solar Technology AG 11  Glossary Battery cycle The battery cycle is the cumulative total discharge current over time, measured in ampere-hours. These meters are not automatically reset after charging. The nominal battery cycle is the battery cycle relative to the nominal capacity of the batteries.
  • Page 68 11  Glossary SMA Solar Technology AG Cluster Multiple off-grid inverters which are switched in parallel on the DC side, and which are connected to a shared battery system. On the AC output side, these inverters can form a single-phase or three-phase stand-alone grid.
  • Page 69 SMA Solar Technology AG 11  Glossary Equalisation charge Equalisation charge is a charge process in the constant voltage phase. Equalisation charges charge different series-connected battery cells to a uniform state of charge of 95% … 100%. Without regular equalisation charging, the states of charge of the individual cells slowly drift apart, which can lead to premature battery system failure.
  • Page 70 The Multicluster Box is the AC main distribution in the Multicluster system and a component of the SMA Multicluster Technology. In a stand-alone grid the Multicluster Box connects the clusters with the loads, the AC sources of the stand-alone grid, and the generator.
  • Page 71 SMA Solar Technology AG 11  Glossary Off-grid inverter A bidirectional converter capable of regulating voltage and frequency in a stand-alone grid as well as correctly charging the batteries. The off-grid inverter forms a stand-alone grid and maintains a stable and autonomous energy supply by regulating all processes.
  • Page 72 11  Glossary SMA Solar Technology AG PV plant Term for a solar energy system for power generation. This includes all components needed for collecting and utilising solar energy. In the case of grid-tie plants, this includes the PV array as well as the PV inverter.
  • Page 73 SMA Solar Technology AG 11  Glossary Slave A configuration setting which assigns a subordinate role in a cluster to an off-grid or backup inverter. Thus, this device is relieved of control and monitoring tasks, which must (or may) only be performed by the master in a cluster.

  • Page 74: Contact

    12  Contact SMA Solar Technology AG 12 Contact If you have technical problems concerning our products, please contact the SMA Service Line. We require the following information in order to provide you with the necessary assistance: • Off-grid inverter type •...
  • Page 75 Legal Restrictions The information contained in this document is the property of SMA Solar Technology AG. Publishing its content, either partially or in full, requires the written permission of SMA Solar Technology AG. Any internal company copying of the document for the purposes of evaluating the product or its correct implementation is allowed and does not require permission.

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