SMA Sunny Island 3324 User Manual
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SMA Sunny Island 3324 User Manual

SMA Sunny Island 3324 User Manual

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Sunny Island 3324/4248
User Manual
User Manual
Version 4.0
SI3324/4248-14:FE2406
TBE-SI4248

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Summary of Contents for SMA Sunny Island 3324

  • Page 1 Sunny Island 3324/4248 User Manual User Manual Version 4.0 SI3324/4248-14:FE2406 TBE-SI4248...

  • Page 3: Table Of Contents

    Accessories (optional) ......12 SMA Products (Optional) ..... . . 12 Type Plate/Firmware Version .
  • Page 4 Technologie AG Generator Settings....29 Generator Types ......29 5.1.1 Autostart Generators .
  • Page 5 Technologie AG Technical Data ..... . .61 CE Declaration of Conformity ... .63 Contact.
  • Page 6 Technologie AG Page 6 SI3324/4248-14:FE2406 User Manual...

  • Page 7: Notes On This Manual

    This product may only be used in the intended area of application, i.e. it is only approved for use in 50 Hz grids. Do not use the Sunny Island 3324/4248 for purposes other than those indicated in this installation manual. Use of the inverter for inappropriate purposes voids the warranty.
  • Page 8 Notes on this Manual Technologie AG Page 8 SI3324/4248-14:FE2406 User Manual...

  • Page 9: The Sunny Island 3324/4248

    Energy sources can also be connected on the DC side, as long as the specified limits are not exceeded (see section 12 "Technical Data" (page 61)). The Sunny Island 3324/4248 is able to control a starter contact for a generator and automatically connect or disconnect it to an AC-grid (see section 5 "Generator Settings"...
  • Page 10 The Sunny Island 3324/4248 Technologie AG The following figure provides an overview of possible system configurations: Page 10 SI3324/4248-14:FE2406 User Manual...

  • Page 11: At A Glance

    Technologie AG The Sunny Island 3324/4248 At a Glance The following figure provides an overview of all control elements and connections of the Sunny Island 3324/4248 (shown with cover removed). DC circuit Display LEDs showing inverter operation: red Keys ENTER...

  • Page 12: Accessories (Optional)

    (see section 14 "Contact" (page 65)). SMA Products (Optional) A stand-alone system using the Sunny Island 3324/4248 as the grid controller can also be fed with other alternative energy sources. SMA Technologie AG offers the following inverter products (see figure page 10): •...

  • Page 13: Type Plate/Firmware Version

    You can identify the Sunny Island 3324/4248 from the type plate and the firmware version. The type plate is located on the left side of the housing (when the Sunny Island 3324/ 4248 hangs vertically on the wall bracket). You can call up the firmware version of your Sunny Island 3324/4248 under the "31- 2 FWVers"...
  • Page 14 The Sunny Island 3324/4248 Technologie AG Page 14 SI3324/4248-14:FE2406 User Manual...

  • Page 15: Safety Instructions

    • electrical installation • repair, maintenance, or • modification of the Sunny Island 3324/4248 may only be performed by a qualified electrician. Only qualified personnel may alter the settings of the Sunny Island 3324/4248. The settings are protected by the installer password.
  • Page 16 (e.g. in winter with snow on your modules). In these cases, you should set the Sunny Island 3324/4248 to Stop mode (see section 9.3 "Switching Off" (S. 83)) and disconnect it from the batteries via the DC circuit breaker.

  • Page 17: Operation / Commisioning

    Functions, operating modes, parameters, data and fault messages are all displayed in the two-line display of the Sunny Island 3324/4248. Use the arrow keys (↑ ↓), the ESC key, and the ENTER key for navigation. The individual control elements can be seen in the figure below.

  • Page 18: Explanation Of The Light-Emitting Diodes (Leds)

    Operation / Commisioning Technologie AG 4.1.1 Explanation of the Light-emitting Diodes (LEDs) A red LED and a green LED are located on the front side of the Sunny Island 3324/ 4248. The following table explains their meaning: Green LED Red LED...

  • Page 19: Power Display

    This is a relative indication of the inverter's output, i.e. if the boxes extend to the middle of the scale, this shows that the Sunny Island 3324/4248 is operating at half of its nominal output.

  • Page 20: Activation And Deactivation

    If this is not the case, have this checked by a qualified electrician! Proceed as follows: Switch on the Sunny Island 3324/4248 by switching the DC circuit breaker to the "ON" position. The Sunny Island 3324/4248 begins the...

  • Page 21: Stopping

    Note that in standby mode there is still voltage present in the inverter (DC, AC input). Even in standby mode, the Sunny Island 3324/4248 still requires about 4 W of power from the battery. 4.2.3 Deactivation To switch off the Sunny Island 3324/4248, proceed as follows:...

  • Page 22: Restarting The Automatic Shutdown

    4.2.4 Restarting the Automatic Shutdown To restart the Sunny Island 3324/4248 after it has switched off due to batteries that are too deeply discharged, proceed as follows: A complete shutdown indicates that one or more of the system components have failed or are not working properly.

  • Page 23: Menu Structure Overview

    If the Sunny Island 3324/4248 immediately switches off with the fault "VBatLow" (low battery voltage) after restarting, switch off all loads connected to the AC output. The loads can be reconnected once the Sunny Island 3324/ 4248 enters the "CHARGE" operating mode. (Provided that a generator capable of providing the required power is connected to the system.)
  • Page 24 Operation / Commisioning Technologie AG Home Screen 11-1 VacInverter 11 Inverter Meters 10 METERS 11-2 AmpacInverter 11-3 FacInverter 11-4 PacInverter 12-1 BatVoltage 12 Battery Meters 12-2 BatCurrent 12-3 BatTemp 12-4 BatState 12-5 BatChargeMode 12-6 TabsorbLeft 12-7 BatChargeVolt 13-1 VacGenerator 13 Generator Meters 13-2 AmpacGenerator 13-3 FacGenerator 13-4 PacGenerator...

  • Page 25: Viewing And Altering Parameters

    Technologie AG Operation / Commisioning Viewing and Altering Parameters Use the <ENTER> key to open a menu. Use the ↑ (upwards) or ↓ (downwards) keys to navigate through the selected menu (see the "Menu structure" diagramm in section 4.3 "Menu Structure Overview" (page 23)) in order to view or change parameter values.

  • Page 26: Generator Request

    Request Type In the Sunny Island 3324/4248 display, it is possible to read whether and why the generator is working. Some of the generator menu parameters mentioned here can only be viewed or altered after entering the installer password.
  • Page 27 "Start". The generator is then NO LONGER controlled or switched off by the Sunny Island 3324/4248. The generator was started for one hour using the "Run1h" setting in the Sunny Island 3324/4248. Once this time has passed, the T(ime) Sunny Island 3324/4248 automatically switches off the generator.

  • Page 28: Fault Detection

    Technologie AG Fault Detection If the Sunny Island 3324/4248 detects a fault, it displays the corresponding error code in the display for ten seconds. The error is added to the list in the error menu, and an "E" (for error) is displayed in the lower right-hand corner of the green display screen.

  • Page 29: Generator Settings

    Technologie AG Generator Settings Generator Settings Generator Types In stand-alone grid systems, (diesel) generators are often used. Choosing the right generator is heavily dependent on the system's operating conditions. There are two basic generator categories: • those which can be started and stopped via electrical contacts - autostart generators •...

  • Page 30: Selection Of Generator Control Method

    7), the Sunny Island 3324/4248 connects to the generator. The parameter settings are intended for generators that cannot be automatically started. Since in these cases the Sunny Island 3324/4248 GenRequest relay is not used for directly starting the generator, it can here provide a signal transmitter for the stand-alone grid user.
  • Page 31 'SI GenMan' . Information on installation and parameter settings can be found in the GenMan handbook. The reasons for a generator request from the Sunny Island 3324/4248 are the same as those listed under "Direct" with these two exceptions: • The Sunny Island 3324/4248 will only connect the generator when the "GenRun"...

  • Page 32: Setting The Output Current Limit

    ("Charge" mode) so that the total generator load does not exceed the value defined in this parameter. In inverter mode ("Invert" mode) the Sunny Island 3324/4248 will only connect the generator when the load lies below the value defined here, even if the generator was requested.
  • Page 33 "Run1h", the generator is requested for a period of one hour. The "Run1h" setting is indicated by a "T" in the display (see section 4.6 "Generator Request" (page 26)). After one hour has passed, the Sunny Island 3324/4248 automatically sets the "24- 3 GenOperation" parameter back to "Auto". Exception: If "Run1h"...
  • Page 34 Generator Settings Technologie AG been activated, the "24-3 GenOperation" parameter is automatically reset to the "Auto" value and the Sunny Island 3324/4248 can again synchronize to the public grid or the generator. Page 34 SI3324/4248-14:FE2406 User Manual...

  • Page 35: Battery Management

    15 years. The main causes of premature aging are incorrect charging and frequent deep discharge. For these reasons, the Sunny Island 3324/4248 has an intelligent charge control and reliable deep discharge protection. When these features are properly used, the battery service life can be greatly extended in comparison with simpler devices.

  • Page 36: Charge Control

    (absorption phase) begins. At this level, the battery voltage is maintained at a constant level, resulting in a continually decreasing battery current. The Sunny Island 3324/4248 remains in this phase for the period of time defined for this phase (parameters "12-6 TabsorbLeft").
  • Page 37 Silent Mode Bms Silent Request = on The Sunny Island 3324/4248 most often chooses the boost charge in order to bring the batteries to a reasonable level in a short period of time. This process is optimized to keep the generator run times as short as possible.

  • Page 38: Silent Mode

    When operating with the public grid, in addition to the float charge a silent mode exists. The main purpose of the silent mode is to save energy in backup systems, where the Sunny Island 3324/4248 spends most of the time in the float charge mode by switching from charging mode to silent mode.

  • Page 39: Deep Discharge Protection / Battery State

    Critical (Shut down) As long as the Sunny Island 3324/4248 has not detected a deep discharge then it is in the battery state (BatState) Normal. As soon as the first level of deep discharge is reached, the Sunny Island 3324/4248 switches to the Warning state.
  • Page 40 DC circuit breaker is switched on but the display remains dark and no voltage is present at the AC output terminals. Once fully switched off, the Sunny Island 3324/4248 can only be manually restarted (see section 4.2.4 "Restarting the Automatic Shutdown" (page 22)).

  • Page 41: Frequency Shift Power Control (Fspc)

    If Sunny Boy inverters are connected to the AC output side of a stand-alone grid, the Sunny Island 3324/4248 must be able to limit their output power. This situation can occur when (e.g.) the Sunny Island 3324/4248 batteries are fully charged and the (solar) power available from the PV generator exceeds the power required by the connected loads.
  • Page 42 Frequency Shift Power Control (FSPC) Technologie AG Page 42 SI3324/4248-14:FE2406 User Manual...

  • Page 43: Automatic Frequency Adjustment

    (50 Hz) often occur in (e.g.) stand-alone grids that work with a generator. The "Automatic FRequency Adjustment (AFRA)" function of the Sunny Island 3324/ 4248 allows the use of grid-coupled clocks in these types of stand-alone systems.
  • Page 44 Automatic Frequency Adjustment Technologie AG Page 44 SI3324/4248-14:FE2406 User Manual...

  • Page 45: Maintenance And Care

    Technologie AG Maintenance and Care Maintenance and Care The Sunny Island 3324/4248 has been constructed for low maintenance. Thus, the necessary work is limited to only a few points: Housing Check that the Sunny Island 3324/4248 housing is mechanically sound. If damage (e.g.

  • Page 46: Functioning

    To ensure optimal operation, the operator should regularly check the entries in the Sunny Island 3324/4248 error list at short intervals (monthly, or even weekly), especially during the first months after commissioning.

  • Page 47: Parameter Lists

    Only once the installer password has been entered, can these measurement values and parameters be viewed and altered. This is described in the Sunny Island 3324/4248 installation manual. Please proceed carefully when changing parameter settings, because incorrect settings can lead to faulty operation of the inverter.
  • Page 48 Parameter Lists Technologie AG Home Screen 11-1 VacInverter 11 Inverter Meters 10 METERS 11-2 AmpacInverter 11-3 FacInverter 11-4 PacInverter 12-1 BatVoltage 12 Battery Meters 12-2 BatCurrent 12-3 BatTemp 12-4 BatState 12-5 BatChargeMode 12-6 TabsorbLeft 12-7 BatChargeVolt 13-1 VacGenerator 13 Generator Meters 13-2 AmpacGenerator 13-3 FacGenerator 13-4 PacGenerator...

  • Page 49: Displayed Measurement Values

    Float Equalize 12-6 TabsorbLeft 0 to max min An absorption period is assigned to every charging process. The Sunny Island 3324/ 4248 must keep the generator running during this time, even when this is only partially loaded. value "TabsorbLeft" shows the time remaining for the absorption phase.
  • Page 50 Parameter Lists Technologie AG Generator Meters Name Range/ Default Description unit 13-1 VacGenerator 0 to 260 VAC Inverter input voltage (AC input) 13-2 AmpacGenerat -60 to +60 AAC Inverter input current (AC input) 13-3 FacGenerator 0 to 70 Hz Inverter input frequency (AC input) 13-4 PacGenerator...

  • Page 51: Adjustable System Parameters

    Parameter Lists 10.3 Adjustable System Parameters Only change parameters marked with (Stby), when the Sunny Island 3324/ 4248 is in standby mode. Appropriately set operational data can take effect as soon as the "Enter" key is pressed. Incorrect values in these parameters can probably not be corrected quickly enough to avoid potential damage to your system.
  • Page 52 (see section 5.2.2 "Setting the Output Current Limit" (page 32)). Note: If the system load exceeds this value, the Sunny Island 3324/4248 will not switch to the generator, to avoid overloading it. Ensure that a sensible value is entered here!

  • Page 53: System And Fault Messages

    Technologie AG Parameter Lists 10.4 System and Fault Messages System Messages Name Range/ Default Description unit 31-1 DeviceConfig Name of the inverter 31-2 FWVers Version number of the firmware installed in the inverter 31-3 SerNum Inverter's serial number 31-4 RunTime Hours Inverter's operational hours Fault messages...

  • Page 54: Operation (Operation)

    Technologie AG 10.5 Operation (Operation) Only change parameters marked with (Stby), when the Sunny Island 3324/ 4248 is in standby mode. Appropriately set operational data can take effect as soon as the "Enter" key is pressed. Incorrect values in these parameters can probably not be corrected quickly enough to avoid potential damage to your system.

  • Page 55: Troubleshooting/Problem Solving

    Technologie AG Troubleshooting/Problem Solving Troubleshooting/Problem Solving 11.1 List of Fault Displays The meaning of fault messages displayed by the Sunny Island 3324/4248 are explained in the following table: Fault display Cause Fault correction CBT-Open battery temperature sensor Please contact your installer.
  • Page 56 Fault display Cause Fault correction HS-TempOV Excessive heatsink temperature: The Sunny Island 3324/4248 can only The Sunny Island 3324/4248 has been restart when the heatsink has cooled by a operated under overload conditions for minimum of 5°C. an extended period of time.
  • Page 57 Fault display Cause Fault correction TBatHigh The battery temperature is too high. The Sunny Island 3324/4248 can only Cause: restart when the batteries have cooled by a minimum of 2°C. If the "40-2 Autostart" parameter is set to "On", the...

  • Page 58: Troubleshooting Faqs

    11.2 Troubleshooting FAQs Here you will find answers to frequently asked questions (FAQs): The Sunny Island 3324/4248 does not switch to the running generator, even though the generator control relay has closed (Gen_Request) (the "24-1 GenControl" parameter is set to "Direct", see page 30).
  • Page 59 Set the "24-3 GenOperation" parameter to "Release" (see page 33), the Sunny Island 3324/4248 will switch to the generator. The DC circuit breaker on the Sunny Island 3324/4248 is set to "On" but the display remains dark. The inverter has switched off to protect the batteries from deep discharge (see also section 6.3 "Deep Discharge Protection / Battery State"...
  • Page 60 Troubleshooting/Problem Solving Technologie AG Page 60 SI3324/4248-14:FE2406 User Manual...

  • Page 61: Technical Data

    Technologie AG Technical Data Technical Data SI 3324 SI 4248 Output data: Nominal AC voltage (V ) (adjustable) 230 V (202 to 253 V) 230 V (202 to 253 V) AC, nom Nominal frequency (f 50 Hz 50 Hz Continuous AC output (P ) at 25°C 3300 W 4200 W...
  • Page 62 Technical Data Technologie AG SI 3324 SI 4248 Certification Protection degree Per DIN EN 60529: IP 30 IP 30 NEMA1 (indoor) NEMA1 (indoor) inverter protection Short-circuit, overload, Short-circuit, overload, overtemperature overtemperature Interfaces 2 LEDs 2 LEDs 4 buttons 4 buttons two-line display two-line display 1 relay for load shedding...

  • Page 63: Ce Declaration Of Conformity

    We declare that the above specified device is compliant with the regulations of the European Community, in terms of the design and the version fabricated by SMA. This especially applies for the EMC Regulation defined in 89/336/EWG and the low voltage regulation defined in 73/23/EWG.
  • Page 64 CE Declaration of Conformity Technologie AG Page 64 SI3324/4248-14:FE2406 User Manual...

  • Page 65: Contact

    Help us to help you by having the following information ready when you call us: • Type of inverter • Serial number of the Sunny Island 3324/4248 • Firmware version • Fault message shown in the display •...
  • Page 66 Contact Technologie AG Page 66 SI3324/4248-14:FE2406 User Manual...

  • Page 67: Glossary

    Technologie AG Glossary Glossary Absorption phase Constant Voltage phase: A charging phase using constant charging voltage. The charging current constantly decreases in this phase. Abbreviation for "Alternating Current" AC coupling The AC side connection between loads, generators and storage devices. AGM battery Absorbent Glass Mat separator battery.
  • Page 68 Glossary Technologie AG Battery charge mode An operating mode of a battery inverter in which the inverter takes energy from the AC grid to charge the batteries in a controlled fashion. In this mode of operation, the battery inverter is responsible for correctly charging the batteries and acts like an independent battery charger.
  • Page 69 Technologie AG Glossary Charge mode See Battery charging mode C-rate The nominal capacity specification is always provided with the discharge time on which the capacity is based. The nominal capacity is the product of the constant charging current I and the discharge time t , that passes between commencement of discharging the fully charged battery until the final discharge voltage V reached.
  • Page 70 Glossary Technologie AG Flooded Lead Acid battery: A lead acid battery with liquid electrolyte, also often described as a sealed lead acid battery. Flash EEPROM The abbreviation EEPROM stands for Electrically Erasable Programmable Read-Only Memory. Flash memory is a digital storage chip, the exact designation is Flash EEPROM.
  • Page 71 In the Sunny Boy/ Sunny Mini Central, this function is assumed by the "SMA grid guard Version 2". Inverters...
  • Page 72 Glossary Technologie AG Overload capability The overload capability of an inverter describes the ability of the inverter to supply short-term (seconds or minutes) excessive loads, that can be significantly higher than the nominal capacity in battery inverters. The overload capability is important to allow electrical machines with a nominal power output close to the nominal power output of the stand-alone grid inverter to be started, since these machines typically require six times the nominal current when starting.
  • Page 73 Technologie AG Glossary PV system Describes a solar power system for generating electrical power. Describes the complete collection of components needed for the acquisition and utilization of solar energy. As well as the PV generator, this includes the Sunny Boy or Sunny Mini Central, for example, in the case of grid-coupled systems.
  • Page 74 Glossary Technologie AG String Describes a group of solar modules connected in series. A PV system usually consists of a number of strings, which avoids yield losses due to variations in shading over different modules. String inverter An inverter concept that avoids the disadvantages of the central inverter concept. The PV is split into individual strings, each of which is connected to the external mains supply with its own string inverter.
  • Page 75 Technologie AG User Manual SI3324/4248-14:FE2406 Seite 75...
  • Page 76 The information contained in this document is the property of SMA Technologie AG. Publishing its content, either partially or in full, requires the written permision of SMA Technologie 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.
  • Page 80 Technologie AG Sales Solar Technology www.SMA.de SMA Technologie AG Hannoversche Strasse 1–5 34266 Niestetal, Germany Tel. : +49 561 9522 4000 Fax: +49 561 9522 4040 E-Mail: Info@SMA.de Freecall: +800 SUNNYBOY Freecall: +800 7 8 6 6 9 2 6 9...

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