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Sunny Island 3324/4248 User Manual

1. 23 Viewing and Altering Parameters 25 Operating Modes 25 Generator Request 26 Fault Detection 28 13324 4248 14 FE2406 Page 3 wh gt 9 1 9 2 9 3 9 4 9 5 10 10 1 10 2 10 3 10 4 10 5 11 11 1 11 2 4 SMA Technologie AG Generator 5 5 29 Generator 29 Autostart 5 29 Manual Start 5 29 Generator 5 29 Selection of Generator Control Method 30 Setting the Output Current Limit 32 Generator 32 Battery 35 Charge Confrol i152 CIERRE ebd 36 38 Deep Discharge Protection Battery State 39 Frequency Shift Power Control 41 Automatic Frequency Adjustment 43 Maintenance and 45 HOUSING ROCA Re e dee edes 45 Cleaning the Fans OR 45 iT TEE 45 Funchoning e RO HC CRT e e I EROR E dede 46 Battery bbw V a ara acd d 46 Parameter Lists 47 Menu
2. is shown in the display Set the 24 3 GenOperation parameter to Release see page 33 the Sunny Island 3324 4248 will switch to the generator 3 The DC circuit breaker on the Sunny Island 3324 42468 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 39 To restart the Sunny Island 3324 4248 see section 4 2 4 Restarting the Automatic Shutdown page 22 4 The Sunny Island 3324 4248 only briefly switches to the generator and constantly changes from battery charging mode Charge mode to inverter mode Invert mode The 24 2 AmpacGenMax parameter see section 5 2 2 Setting the Output Current Limit page 32 is too high Set the 24 2 AmpacGenMax parameter to a value that is 85 96 of the nominal generator current The limits for the maximum permissible AC voltage or the minimum permissible frequency of the generator are too strict Increase the limits for voltage and or frequency according to the technical data of your generator 5 The stand alone grid frequency is not 50 Hz The Sunny Boy inverter is controlled via the frequency see section 7 Frequency Shift Power Control FSPC page 41 The AFRA function of the Sunny Island 3324 4248 is activated see the Sunny Island 3324 4248 user manual section Automatic Frequency Adjustment 6 The VAC Low fault output
3. CBT Short Short circuit in the battery temperature Please contact your installer sensor The battery temperature sensor cable is Please contact your installer defective ChargeLow This fault occurs when the battery state The Sunny Island 3324 4248 can be remains in the critical area for started to charge the batteries after the extended period of time Critical i e fault has been confirmed the batteries have not been charged in Requirements time see section 6 3 Deep Discharge The system has enough energy available Protection Battery State page 39 for charging the batteries from a Possible causes generator or the public grid The generator does not start when Check the generator fuses ted by the S Island 3324 A248 dx u Check the fuel supply diesel Energy consumption is higher than that Switch off the energy consumers loads provided by the power generator e g PV generator CHS Open Device fault Please contact your instller or the SMA hotline see section 14 Contact page 65 CHS Short Device fault Please contact your instller or the SMA hotline see section 14 Contact page 65 CTR Open Device fault Please contact your instller or the SMA hotline see section 14 Contact page 65 CTR Short Device fault Please contact your instller or the SMA hotline see section 14 Contact page 65 FailSet Device fault Please contact your instller or the SMA hotline see section 14 Co
4. AG 4 6 Generator Request Operating mode Direction of energy Output power charging power Load status Fault display enerator control relay status Generator status Load shedding y Request Type relay status 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 More detailed descriptions regarding the generator can be found in section 5 Generator Settings page 29 of this user manual or in the installation guide of the Sunny Island 3324 4248 The following table describes the status of the generator voltage and generator frequency as they are shown in the display Display Description The generator voltage and frequency lie within the defined limits see Generator Settings parameters 24 4 to 24 8 installer level The generator voltage and or frequency lie outside the defined 2 limits see Generator Settings parameters 24 4 to 24 8 installer level The Sunny Island 3324 4248 will not connect the generator to the stand alone grid while this situation exists The maximum permissible generator reverse power 24 11 PGenReverse parameter installer level has been exceeded The Sunny Island 3324 4248 has removed the generator from the stand alone grid The generator cannot be reconnected to the stand alone
5. BatVoltage BatCurrent gt Soclim3 Soclim3 fort 15 minutes or charge current 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 This can be used to start a generator If the batteries are further discharged despite the warning then the battery state now jumps to the next deep discharge level Low If desired this level can be used to trigger the Sunny Island 3324 4248 relay contact to switch off all or some of the loads User Manual 13324 4248 14 FE2406 Page 39 Battery Management SMA Technologie AG If this is not done and the batteries are still further discharged then the battery state reaches the last level Critical If no charging current flows into the batteries within five minutes of entering this state then the Sunny Island 3324 4248 automatically switches to standby mode to avoid any further deep discharge If the battery voltage does not recover within 30 minutes then the Sunny Island 3324 4248 switches completely off A complete switch off can be recognized by the fact that the 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 pag
6. generator was started for one hour using the Run Ih setting in the Sunny Island 3324 4248 Once this time has passed the Sunny Island 3324 4248 automatically switches off the generator T ime The generator status and the reason for the request are shown alternating in the Generator status in the display If e g the display changes every 2 seconds from to B then this means that the generator voltage and frequency lie within the specified limits and that the generator was requested by the battery management system If the generator has been manually set to Stop then no generator status information is shown in the display The field remains empty User Manual 13324 4248 14 FE2406 Page 27 Operation Commisioning SMA Technologie AG 4 7 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 The E is displayed until the user has checked the error in the error menv Once the error has been checked the E disappears from the screen The list of errors comprises ten errors and remains intact even if the Sunny Island 3324 4248 is deactivated If more errors occur the oldest error in the list is overwritten The error which was added most recently is marked with an arro
7. grid for a period of 20 minutes This lockout can be removed by setting the 24 3 GenOperation parameter to Release Page 26 13324 4248 14 FE2406 User Manual SMA Technologie AG Operation Commisioning The following table provides information as to the reasons why the generator is being requested One of the following six letters will appear in the display Display Description TETE The generator has been requested as a result of the battery y management system H eat The generator has been started as a result of a temperature dependent request load The generator has been started as a result of a load dependent request The generator was started for one of the following reasons The user directly started the generator The user switched the optional GenMan switch to ON The GenMan automatically started the generator due to a too R emote low starter battery voltage The Sunny Island 3324 4248 automatically switches to an external voltage source displayed in backup systems as long as the public grid is present In all three situations the Sunny Island 3324 4248 CANNOT start or stop the generator but may charge the batteries if required The generator is requested by the user manually setting the S tart generator request in the Sunny Island 3324 4248 from Auto to Start The generator is then NO LONGER controlled or switched off by the Sunny Island 3324 4248 The
8. of time defined for this phase parameters 12 6 TabsorbLeft Once this phase is finished the Sunny Island 3324 4248 enters the float charge that again provides constant current charging but at a greatly reduced charging voltage If charging is done from a generator then this is stopped on entry to this phase thus ending charging of the batteries at this point The Sunny Island 3324 4248 remains in this phase until either more than 30 of the nominal capacity has been used all discharges are summed or the generator is automatically restarted see section 5 2 Generator Parameters page 29 Page 36 513324 4248 14 2406 User Manual SMA Technologie AG Battery Management For the second charging level Vo the constant voltage charging absorption phase for a limited period of time the Sunny Island 3324 4248 automatically chooses between three different voltages and charging times These are the boost charge full charge and equalizing charge The following figure shows a process diagram of the charging process TcycleEquals days or 16 charging throughputs TcycleEquals days or 30 TcycleFull days or charging throughputs Boost Charge 8 charging throughputs V VchargeBoost B S a v 5 lt mas go Qa Equaliziation g 2a Full Charge V VchargeEqual ed V VchargeFull T6 sa 9 Floating Charge V VchargeEqual Vs Vehargerloat V gt VchargeFull for Ta
9. possible to the MPP This working point varies with the solar irradiation and the temperature conditions of the modules MPP tracking optimizes the extraction of electrical power and is a feature of inverters and charge controllers MSD See Independent disconnection device Multi string inverter An inverter that combines the advantages of several string inverters separate MPP tracking of individual strings and a central inverter lower performance specific costs NiCd Nickel Cadmium battery contains Nickel Cadmium and potassium hydroxide as the electrolyte They require a significantly higher charging voltage have a lower level of efficiency and are significantly more expensive than lead acid batteries Their robustness cycle resistance and low temperature capabilities allow them to be used in certain special applications User Manual 13324 4248 14 FE2406 Page 157 Glossary SMA 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 Parallel connection Parallel connection o
10. then you must set the generator type the type of generator connection and the maximum output current delivered by the generator To reach the generator menu start in the main menu Home Screen and use the arrow keys to scroll to Settings 20 then press Enter and scroll to the Generator Settings 24 In this menu you can change all parameter values relating to a connected generator You require the installer password in order to set parameters 24 4 to 24 16 Q3 User Manual 513324 4248 14 2406 29 Generator Settings SMA Technologie AG The following section describes the settings for the following particularly important commissioning parameters in detail 24 1 GenControl Selection of the generator type 24 2 AmpacGenMax Max generator output current 24 3 GenOperation Generator request All adjustable parameters of the Generator Settings are listed in tabular form in section 10 3 Adjustable System Parameters page 51 5 2 1 Selection of Generator Control Method Use 24 1 GenControl parameter to select the type of generator to be used in your system Three settings are possible 1 Manual Setting Factory Setting Manual should be selected when no generator is installed in the system or the connected generator can only be manually started directly at the generator As soon as a voltage at the AC input terminals generator connection of the Sunny Island 3324 4248 is with
11. this operating manual regarding the Sunny Island 3324 4248 and the batteries Sunny Island 3324 4248 housing heat up during operation These When touching the inverter please note that some parts of the temperatures may exceed 607 There is danger of burn injury devices The Sunny Island 3324 4248 may not be used in systems This inverter was NOT developed to power life sustaining medical where a power outage could result in personal injury User Manual 513324 4248 14 2406 15 Safety Instructions SMA Technologie AG Life threatening voltages and currents occur within the Sunny Island 3324 4248 Protection against accidental contact is only guaranteed if the following points are followed according to the installation manual the inverter is mounted correctly all connections to the inverter are made correctly theinverter is properly grounded the housing cover is subsequently securely closed If you believe that any of these requirements are not fulfilled contact your installer immediately as ignoring any of these points may cause life threatening personal injuries due to the voltages present electric shock or may cause damage to parts of the system Only qualified personnel may mount and install the battery and the Sunny Island 3324 4248 Handling batteries is dangerous e g batteries can produce very high currents if they are short circuited All of the safety instructions and general in
12. voltage too low occurs when the Sunny Island 3324 4248 is started A short circuit exists in the stand alone grid Check the AC output connections of the stand alone grid The loads connected to the stand alone grid are too heavy The power electrical energy of the Sunny Island 3324 4248 is not sufficient to supply the loads Switch of some of the loads and restart the Sunny Island 3324 4248 User Manual 513324 4248 14 2406 59 Troubleshooting Problem Solving SMA Technologie AG Page 60 513324 4248 14 2406 User Manual SMA Technologie AG 12 Technical Data Technical Data SI 3324 SI 4248 Output data Nominal AC voltage Vac nom adjustable 230 V 202 to 253 V 230 V 202 to 253 V Nominal frequency from 50 Hz 50 Hz Continuous AC output Phom at 25 C 3300 W 4200 W Continuous AC output Phom at 45 C 2300 W 3400 W AC output for 30 min at 25 C 4200 W 5400 W AC output for 5 min at 25 C 4400 W 6200 W AC output for 1 min at 25 C 5000 W 7000 W Nominal AC current lac nom 14 5A 18 A Max current peak value for 100 ms 100 A 100 ms 100 A 100 ms Harmonic distortion of output voltage 3 96 lt 3 Phase shift factor cosp 1 1 Input data Input voltage Vac ext adjustable 230 V 172 5 to 250 V 230 V 172 5 to 250 V Input frequency adjustable 50 Hz 40 to 60 Hz 50 Hz 40 to
13. 000 6 2 2002 08 DIN EN 61000 6 3 2002 08 DIN EN 61000 6 4 2002 08 The above mentioned device is therefore marked with a CE sign Note This declaration of conformity becomes invalid in case the product is modified complemented or changed and or components other than those belonging to the SMA accessories are installed in the product as well as in case of incorrect connection or usage without explicit written confirmation by SMA Niestetal 13 03 2006 SMA Technologie AG AB i V Andreas Berger Head of Development 5133 42 11 1106 SMA Technologie AG Hannoversche Stra e 1 5 34266 Niestetal Tel 49 561 9522 0 Fax 49 561 9522 100 Jj 4 www SMA de YAM info SMA de User Manual S13324 4248 14 FE2406 Page 63 CE Declaration of Conformity SMA Technologie AG Page 64 513324 4248 14 2406 User Manual SMA Technologie AG 14 Contact Contact If you have any questions or queries please contact us team of qualified engineers and technicians is at your disposal 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 Battery size and battery type Type and size of additional energy sources generators PV systems PV inverters Communications products used EM Address SMA Technologie AG Hannoversche St
14. 1 3 Faclnverter 11 4 Paclnverter 12 1 BatVoltage 12 2 BatCurrent 12 3 BatTemp 12 4 BatState 12 5 BatChargeMode 12 6 TabsorbLeft 12 7 BatChargeVolt 13 1 VacGenerator 13 2 AmpacGenerator 13 3 FacGenerator 13 4 PacGenerator 773 121 Password Settings 22 Inverter Settings 23 Battery Settings 24 Generator Settings 21 1 Level 00 22 1 VacNominal 23 1 VdcBatNominal 23 2 BatType 23 3 AmpHoursBat 23 4 AmpdcBatMax 24 1 GenControl 24 2 AmpacGenMax 24 3 GenOperation 3 System Information 32 Error Information 31 1 DeviceConfig amp 31 2 FWVERS 31 3 SerNum 31 4 RunTime 32 1 Last 32 2 Hist Page 24 513324 4248 14 2406 40 1 BatChargeMode 40 2 Autostart User Manual SMA Technologie AG Operation Commisioning 4 4 Viewing and Altering Parameters Use the ENTER key to open a menu Use the 7 upwards or 4 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 As soon as the desired parameter appears in the display you can read the current parameter value The display always shows the first two digits of a On screen display of e g parameter The menu structure and the parameter assignment of parameters are explained in 94 3 GenOperation section 4 3 Menu S
15. 4 2406 User Manual SMA Technologie AG Maintenance and Care 9 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 9 1 Housing Check that the Sunny Island 3324 4248 housing is mechanically sound If damage e g cracks holes missing covers endangers the operating safety the Sunny Island 3324 4248 be deactivated immediately Larger particles of dirt should be removed from the inverter with a soft brush or similar object Dust can be removed with a damp cloth Solvents abrasives or corrosive materials must not be used for cleaning 9 2 Cleaning the Fans The cleaning intervals depend on the ambient conditions We recommend inspecting the filters at least once a month If the fans are covered with loose dust you can clean them with the aid of a vacuum cleaner recommended or a soft brush Clean the fans only when at a standstill If it is necessary to replace the fans please contact your installer 9 3 Display It is best to clean the control elements with a soft damp cloth Solvents abrasives or corrosive materials must not be used for cleaning cleaning Either clean the membrane keypad when the inverter is Take care not to accidentally press the membrane keys during 1 deactivated or make sure that the password protection is active User Manual 513324 4248 14 2406 45 Maintenance and Care SMA Techn
16. 4 2 3 Deactivation To switch off the Sunny Island 3324 4248 proceed as follows User Manual 513324 4248 14 2406 21 Operation Commisioning SMA Technologie AG 1 Setthe Sunny Island 3324 4248 to standby mode see section 4 2 2 Stopping page 21 2 Switch the DC circuit breaker of the Sunny Island 3324 4248 to the OFF position If anything is still shown on the display several seconds after switching the DC circuit breaker other voltage sources are active on the AC side once it has also been disconnected from all voltage sources on the AC side Otherwise the inverter is NOT securely voltage free The housing is not to be opened under any circumstances For repair work maintenance contact qualified electrician Further instructions can be found in the installation manual of the Sunny Island 3324 4248 Note that the Sunny Island 3324 4248 is securely deactivated only To prevent possible errors wait at least 30 seconds before switching the inverter on again 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 components have failed or are not working properly Check the components of the system for possible faults or incorrect parameter settings before attemping to restart the system A complete shutdown indicates that one or more of the system Switch off the DC cir
17. 60 Hz Max AC input current lac ext adjustable 56 2 to 56 56 2 to 56 Max input power ext 12 8 kW 12 8 kW Battery data Battery voltage nom adjustable 24 Voc 21 to 32 Voc 48 41 to 63 Max battery charging current Igat 140 Apc 100 Apc Continuous charging current Igor nom 104 Apc 80 Apc Battery capacity 100 to 6000 Ah 100 to 6000 Ah Charge control IVoV process with automatic full and equalization charge IVoV process with automatic full and equalization charge Efficiency power consumption Max efficiency typical 94 5 96 95 Own consumption no load standby 22W 4 22W 4 German standards DIN EN 50178 DIN EN 61000 3 2 when charging DIN EN 61000 6 1 DIN EN 61000 6 2 DIN EN 61000 6 3 DIN EN 61000 6 4 DIN EN 50178 DIN EN 61000 3 2 when charging DIN EN 61000 6 1 DIN EN 61000 6 2 DIN EN 61000 6 3 DIN EN 61000 6 4 User Manual 513324 4248 14 2406 61 Technical Data SMA Technologie AG SI 3324 SI 4248 Certification CE CE Protection degree Per DIN EN 60529 IP 30 IP 30 USA NEMAI indoor indoor inverter protection Short circuit overload Short circuit overload two line display 1 relay for load
18. AGNOSE 40 OPERATION SMA Technologie AG 11 Inverter Meters 12 Battery Meters 13 Generator Meters 11 1 Vaclnverter 11 2 Ampaclnverter 11 3 Faclnverter 11 4 Paclnverter 12 1 BatVoltage 12 2 BatCurrent 12 3 BatTemp 12 4 BatState 12 5 BatChargeMode 12 6 TabsorbLeft 12 7 BatChargeVolt 13 1 VacGenerator 13 2 AmpacGenerator 13 3 FacGenerator 13 4 PacGenerator 773 121 Password Settings 22 Inverter Settings 23 Battery Settings 24 Generator Settings 21 1 Level 00 22 1 VacNominal 23 1 VdcBatNominal 23 2 BatType 23 3 AmpHoursBat 23 4 AmpdcBatMax 24 1 GenControl 24 2 AmpacGenMax 24 3 GenOperation 3 System Information 32 Error Information 31 1 DeviceConfig amp 31 2 FWVERS 31 3 SerNum 31 4 RunTime 32 1 Last 32 2 Hist Page 48 513324 4248 14 2406 40 1 BatChargeMode 40 2 Autostart User Manual SMA Technologie AG Parameter Lists 10 2 Displayed Measurement Values Inverter Meters 27 to 31 2 VDC No Name Range Default Description unit 1141 Vaclnverter 0 to 300 VAC N A Inverter output voltage 11 2 Ampaclnverter 70 to 70 AAC N A Inverter output current 113 0 to 70 Hz N A Inverter frequency 11 4 Paclnverter 10 000 to N A Inverter AC output power 10 000 W Battery Me
19. Check the system for a possible short circuit VBatHigh Battery voltage too high Check the battery connections External charger with excessive Check the external charger charging voltage One or more defective batteries with Check the batteries high internal resistance User Manual 13324 4248 14 FE2406 Page 57 Troubleshooting Problem Solving SMA Technologie AG Fault display Cause Fault correction VBatLow Battery voltage too low Check the value of the 23 1 wrong parameter setting VdcBatNominal parameter setting see section 10 3 Adjustable System Parameters page 51 Deeply discharged batteries Recharge the batteries as soon as possible One or more defective batteries Check the batteries Watchdog Automatic reset If this fault frequently occurs please contact your installer or the SMA hotline see section 14 Contact page 65 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 Check the generator fuses The stand alone grid load current 11 2 Ampaclnverter parameter is greater than the maximum generator current 24 2 AmpacGenMax parameter Reduce the stand alone grid load until the stand alone grid load cur
20. Display Information about the Sunny Island 3324 4248 is shown on the two line LCD display Two lines are always shown when navigating up and down the menus power the operating mode of the inverter the generator status e g L see section 4 6 Generator Request page 26 fault messages and the status of the load shedding and generator control relay Output power charging power Operating mode Load status Fault display Direction of energy enerator control relay status Generator status Load shedding y Request Type relay status Page 18 513324 4248 14 2406 User Manual SMA Technologie AG Operation Commisioning Explanation of the energy flow direction display gt DC to AC discharging mode lt I lt AC to DC charging mode Explanation of the load status display Normal Q3 gt Overload 4 1 3 Power Display The output power and the battery charging power of the inverter are displayed by means of the number of boxes which appear in the upper row of the 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 4 1 4 Relay Status In the lower right hand corner of the green display screen appear two Load shedding the left O indicates the status of the load shedding relay of the Sunny Island 3324 4248 O stands for Off or Ope
21. EM Y Sunny Island 3324 4248 User Manual Version 4 0 513324 4248 14 2406 514248 User Manual SMA Techno Table 1 1 1 1 2 2 2 1 2 2 2 3 2 4 2 5 gt BOB Som e RoN PO POD NO NN 0 User Manual logie AG of Contents Notes on this Manudl 7 Validis oo 4042652046 n En 7 Symbols 7 The Sunny Island 3324 4248 9 General Descriptions 448 eae ae owen eee 9 Ata Glane AO REESE 11 Accessories optional 12 SMA Products 12 Type Plate Firmware Version 13 Safety 5 15 Important Notes Regarding Operation 15 Operation Commisioning 17 Control 17 Explanation of the Light emitting Diodes LEDs 18 Display oe eco us 18 Power Display asus RR RR 19 Relay Status 19 Activation and Deactivation 20 Activation and Startup 20 SIGDBITI SICH Roe eS 21 Deactivation 21 Restarting the Automatic Shutdown 22 Menu Structure
22. Hz under load For this reason in most cases the Sunny Boys will deliver their entire power to the stand alone grid even when the generator is running User Manual 13324 4248 14 FE2406 Page 41 Frequency Shift Power Control FSPC SMA Technologie AG Page 42 513324 4248 14 2406 User Manual SMA Technologie AG Automatic Frequency Adjustment 8 Automatic Frequency Adjustment Clocks that depend on the stability of the grid frequency for their accuracy become increasingly inaccurate when subjected to constant frequency deviations Frequency fluctuations i e deviations from the nominal frequency 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 By counting all positive zero crossing points full waves at the inverter output of the Sunny Island 3324 4248 in both battery charging operation and inverter operation the inverter constantly measures the actual frequency These values are compared with the desired frequency values every twelve hours If a time difference of five seconds or more exists then a frequency increase or decrease is activated This frequency adjustment remains active if the time difference is more than one second User Manual 13324 4248 14 FE2406 Page 43 Automatic Frequency Adjustment SMA Technologie AG Page 44 513324 4248 1
23. Please contact your instller or the SMA hotline see section 14 Contact page 65 105 Automatic confirmation If this fault frequently occurs please Restart contact the SMA hotline see section 14 Contact page 65 INTERNALO Device fault Please contact your instller or the SMA hotline see section 14 Contact page 65 PRevOver Generator or grid reverse power has Remove the 20 minute generator grid exceeded the defined limits 24 11 lockout by setting the 243 PGenRevers parameter I appears GenOperation parameter to Release in the display under Generator Run or wait 20 minutes for the lockout to be automatically released see also page 33 under 5 Release Setting RelayFail Device fault If this fault frequently occurs please contact your installer or the SMA hotline see section 14 Contact page 65 Page 56 13324 4248 14 FE2406 User Manual SMA Technologie AG Troubleshooting Problem Solving 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 Sunny Island 3324 4248 automatically starts once the temperature has sunk sufficiently poor battery ventilation Check the room fan for correct operation high ambient temperatures Avoid hi
24. Structure 47 Displayed Measurement Values 49 Adjustable System Parameters 51 System and Fault Messages 53 Operation 54 Troubleshooting Problem Solving 55 List of Fault 55 Troubleshooting 5 58 513324 4248 14 2406 User Manual SMA Technologie AG 12 13 14 15 User Manual Technical Data CE Declaration of Conformity Glossary 13324 4248 14 FE2406 Page 5 SMA Technologie AG Page 6 513324 4248 14 2406 User Manual SMA Technologie AG Notes on this Manual 1 Notes on this Manual This installation manual is intended solely for qualified electricians Its aim is to help install and set up a Sunny Island 3324 4248 quickly and correctly For further operating information please consult the Sunny Island 3324 4248 user manual 1 1 Validity This installation manual for the Sunny Island 3324 4248 is valid for all firmware versions up to and including 1 84 1 94 You can call up the firmware version of your inverter by entering the 31 2 FWVers parameter in the Sunny Island 3324 4248 display see section 10 4 System and Fault Messages page 53 This product may only be used in the intended area
25. al 513324 4248 14 2406 75 The information contained in this document is the property of SMA Technologie 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 Exclusion of liability The general terms and conditions of delivery of SMA Technologie AG shall apply The content of these documents is continually checked and amended where necessary However discrepancies cannot be excluded No guarantee is made for the completeness of these documents The latest version is available on the Internet at www SMA de or from the usual sales channels Guarantee or liability claims for damages of any kind are exlcuded if they are caused by one or more of the following Improper or inappropriate use of the product Operating the product in an unintended environment Operating the product whilst ignoring relevant statutory safety regulations in the deployment location Ignoring safety warnings and instructions contained in all documents relevant to the product Operating the product under incorrect safety or protection conditions Altering the product or supplied software without authority The product malfunctions due to operating attached or neighboring devices beyond statutory limit values In case of unforeseen calamity
26. ata and fault messages are all displayed in the two line display of the Sunny Island 3324 4248 Use the arrow keys 1 the ESC key and the ENTER key for navigation The individual control elements can be seen in the figure below DC circuit breaker Display Send 2 LEDs showing Control keys inverter operation The following table shows the key functions Key Function cancel NO response leave current menu stop the inverter ESC hold 1 navigate up one menu level increase data value navigate down menu level decrease data value lect function select lue confirm changes YES ENTER select a function select a va g response The DC circuit breaker switches the Sunny Island 3324 4248 on and off Note that all voltage sources batteries stand alone grid generator must be disconnected from the Sunny Island 3324 4248 before the inverter is free of voltage see section 4 2 Activation and Deactivation page 20 User Manual 13324 4248 14 FE2406 Page 17 Operation Commisioning SMA Technologie AG 4 1 1 Explanation of the Light emitting Diodes LEDs 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 Operating mode ON ON INIT initialization phase Standby ON Operation deben ON Fault 4 1 2
27. bsorbEqual for TabsorbFull Silent Mode Bms Silent Request 7 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 The Sunny Island 3324 4248 initiates a full charge every 14 days or after every eight charging throughputs with the aim of fully recharging the batteries to remove any negative effects caused by insufficient charging Various studies have shown that regular full charging every two to four weeks can double the battery service life in off grid systems A battery bank consists of many series connected individual battery cells 2 V each each of which having a slightly different behavior Over time this results in different charge levels of the individual cells This can lead to premature failure of first single cells and then failure of the entire bank User Manual 13324 4248 14 FE2406 Page 37 Battery Management SMA Technologie AG For this reason the Sunny Island 3324 4248 automatically performs regular equalization charging every 60 days or after every 30 charging throughputs The equalization charging uses controlled overcharging of the battery bank to ensure that even the weak cells are fully charged Equalization charging leads to a further significant increase of battery service life by a factor of up to 50 The charging capability of l
28. charging of the battery bank and for protection against deep discharge This is the only way of ensuring that the battery service life reflects the manvfacturer s specifications Battery power converter bidirectional power converter that can regulate voltage and frequency in a stand alone grid as well as correctly charging the batteries Battery system Serial and possibly also parallel connection of several identical batteries Battery banks of 12 V 24 V 48 V and 60 V are typical Boost charge Rapid charging Allows the batteries to be charged to a level of approx 85 90 in the shortest time and the most efficient manner Bulk phase Phase The charging phase in which charging can be done using the maximum allowable charging current Capacity Describes the storage capability of a cell or battery specified in Ah ampere hours The capacity of a battery is heavily dependent on the charging cycle the amount of current drawn and the temperature Central inverter An inverter concept in which all PV modules are connected to each other in series and or parallel and which uses a single inverter for feeding energy into the mains supply grid The low cost of the inverter is usually offset by the much higher installation efforts required and possible yield losses due to variations in shadowing of different solar modules Charge level Describes the current amount of charge that can be drawn from the battery in percent of the n
29. corrected quickly enough to avoid potential damage to your system All parameters marked with a B can be set while the system is running All parameters can be set using a connected PC laptop with the Sunny Data Control software a Sunny WebBox or a Sunny Boy Control No Name Range Default Description unit 40 1 BatChargeMode Auto Auto Direct triggering of a battery charging B Boost process Full Auto The inverter automatically triggers Equalize the different battery charging processes The selection of any other mode causes the inverter to start the selected charging process Automatic operation is then resumed after this 40 2 Autostart Off Off Autostart allows the inverter to B On automatically restart e g after a fault If AutoStart is set to then the inverter must always be manually started Page 54 13324 4248 14 FE2406 User Manual SMA Technologie AG 11 1 List of Fault Displays The meaning of fault messages displayed by the Sunny Island 3324 4248 are explained in the following table Troubleshooting Problem Solving Troubleshooting Problem Solving Fault display Cause Fault correction CBT Open The battery temperature sensor Please contact your installer missing or not correctly connected The battery temperature sensor cable is Please contact your installer defective
30. cuit breaker completely discharge before switching the DC circuit breaker on You must wait at least five minutes to allow the capacitors to again After waiting 5 minutes switch the DC circuit breaker on again The Sunny Island 3324 4248 runs through the INIT phase Once the INIT phase is finished the message To start press ENTER is displayed Press the ENTER key Page 22 13324 4248 14 FE2406 User Manual SMA Technologie AG Operation Commisioning Once the inverter is switched on again it is important that the batteries are charged If an autostart generator exists in the system the Sunny Island 3324 4248 will start the generator after a few minutes Monitor the generator start and check that the Sunny Island 3324 4248 switches to CHARGE operating mode battery charging mode e Check that all other energy generators in your system are also working correctly 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 4 3 Menu Structure Overview The main menu structure is divided into four different groups each of which having two subsequent submenus 1 Meters The 10 Meters main menu has the follo
31. e You also require the free Sunny Data software see below Allows connection of a PC laptop for communicating with the Sunny Island 3324 4248 in order to set parameters and for data read outs SMA Technologie AG also offers an extensive range of products allowing you to communicate with the Sunny Island 3324 4248 for data read outs and much more Among these devices are Sunny Boy Control Sunny Boy Control Plus e WebBox The Sunny Data and Sunny Data Control software which you can use to make settings in and read analyze data from your inverter can be downloaded for free from the SMA Technologie AG website at www SMA de see section 14 Contact page 65 2 4 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 Sunny Boy inverters for feeding in from PV systems SB 700 SB 1100 SB 1100LV SB 1700 SB 2500 SB 2800i SB 3000 SB 3300 SB 3800 SMC 5000 SMC 6000 SMC 6000TL SMC 7000TL SMC 8000TL Page 12 13324 4248 14 FE2406 User Manual SMA Technologie AG The Sunny Island 3324 4248 Windy Boy inverters for feeding in from wind turbines or hydropower systems WB 1100 WB 1700 WB 2500 WB 2800i WB 3000 WB 3300 WB 3800 WB 6000 e Hydro Boy inverters for feeding in from fuel cell systems 2 5 Type Plate Firmware Version You can identif
32. e 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 All parameters marked with a B can be set while the system is running All parameters can be set using a connected PC laptop with the Sunny Data Control software a Sunny WebBox or a Sunny Boy Control Inverter Settings No Name Range Default Description unit 22 1 VacNominal 200 to 253 VAC 230 Setting of the inverter nominal output B voltage Battery Settings No Name Range Default Description unit 23 1 VdcBatNominal 514248 48 Nominal battery voltage see section 11 4 42 to 48 VDC 513324 24 20 to 24 VDC 23 2 VRLA VRLA The type of battery used in the system see section 11 4 FLA VRLA Gel Absorbed Glass Mat battery FLA battery with liquid electrolyte These parameters must be set when first commissioning the system After this the value can only be changed after you have set the 23 5 New Battery parameter to the value Reset The Sunny Island 3324 4248 will then again run through the INIT phase 23 3 AmpHoursBat 100 to 6000 Ah 100 Battery capacity These parameters must see section 11 4 be set when first commissioning the system After this the value can only be changed after you have set the 23 5 New Battery para
33. e 10 SMA Technologie AG The Sunny Island 3324 4248 2 2 Ata 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 OFF Socket for Piggy Back communication Additional connections e g communication control relays DC and AC DC connection AC output AC input grounding battery Load generator utility User Manual 13324 4248 14 FE2406 Page 11 The Sunny Island 3324 4248 SMA Technologie AG 2 3 Accessories optional The following accessories are not essential for operating a Sunny Island 3324 4248 however they extend the range of possible applications in a stand alone grid 1 GenMan generator manager SMA order number Sl GenMan TFH 230 Allows the Sunny Island 3324 4248 to control generators requiring more than a simple start stop 2 wire signal for remote control 1 separate load disconnecting switch for the batteries SMA order number SI BattCase 01 200 for 514248 SI BattCase 01 250 for 513324 Allows rapid safe isolation of the Sunny Island 3324 4248 from the connected batteries and also provides cable protection 1 service cable for data transfer SMA order number USBPBS 1 1 USB Service Interfac
34. e 22 Page 40 13324 4248 14 FE2406 User Manual SMA Technologie AG Frequency Shift Power Control FSPC 7 Frequency Shift Power Control FSPC This section describes how the power adjustment via frequency Frequency Shift Power Control FSPC functions 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 To prevent the excess energy from overcharging the batteries the Sunny Island 3324 4248 recognizes this situation and changes the frequency of the AC output This frequency adjustment is analyzed by the Sunny Boy As soon as the grid frequency increases beyond the value specified by Fac Start delta the Sunny Boy limits its output power accordingly This function is shown in the following figure Limit FAc delta 4 5 Hz Fac Start delta 1 Hz Fac Limit delta 2 Hz Fac delta 2 4 3 2 4 fo 2 3 4 Fac 2 Hz The frequency increase is 5 Hz maximum starting at the nominal frequency fo When FSPC is activated and the generator is operating in the stand alone grid the generator determines the frequency and the Sunny Boys react to changes in the generator frequency Generators normally operate at 50
35. e hour Backup system Backup systems are power supply systems that provide an extra level of security for standard power supply systems The public grid is usually the standard power supply system and the backup system is provided by an additional stand alone grid in the case of a power outage In addition to the backup systems diesel generators in PV battery systems are also described as backup generators Here they perform the same task as a backup system for the public grid Battery A battery is an electrochemical storage device that can release previously stored chemical energy as electrical energy A distinction is made between non rechargeable primary elements often used in consumer markets and rechargeable secondary elements accumulators In stand alone grid systems lead acid batteries are almost always used and very rarely Nickel Cadmium batteries are used as secondary rechargeable elements Battery bank See Battery system User Manual 13324 4248 14 FE2406 Page 153 Glossary SMA 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 Battery inverter See Battery power converter Battery management The battery management is responsible for the optimum
36. ead acid batteries is heavily dependent on the battery temperature For temperatures below 20 C the charging voltage must be slightly increased and for temperatures above 20 C it must be slightly reduced This is necessary to avoid overcharging and insufficient charging at all battery temperatures For this reason the Sunny Island 3324 4248 is equipped with automatic temperature compensation of the charging voltage At temperatures below 20 C the charging voltage is raised by 4 mV C and cell 96 mV C for a 48 V battery and reduced by the same amount at temperatures above 20 C The maximum permissible battery temperature is also monitored and the system switches off with a fault if the limit is exceeded 23 18 TBatMax parameter 6 2 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 Silent mode is automatically activated when the float charge charging power drawn from the grid and flowing into the batteries is less than 40 W In this case one can assume that the batteries are 100 charged and that further charging is not required in the next few hours The float charging is automatically reactivated either after twelve hours or when the battery voltage sinks below 50 2 V This ensures tha
37. erator and will it off using the Stop setting Remember to reset the 24 3 GenOperation parameter back to Auto if the Sunny Island 3324 4248 should assume control of the generator Please also note that a generator stopped using the Stop setting can also be started by other components in the stand alone system For example the GenMan independently starts the generator as soon as the generator starter battery voltage sinks below a particular value 4 Runlh Setting This parameter setting can be useful when the batteries should be relieved by the generator for a foreseeable period of time As soon as the 24 3 GenOperation parameter is set to Run 1h the generator is requested for a period of one hour The Run Th 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 Run Th was selected from the Stop mode after one hour the Sunny Island 3324 4248 returns to this mode see also 3 Stop Setting 5 Release Setting The Release setting releases the 20 minute lockout time triggered when the reverse power limits are exceeded The 24 11 PGenReverse parameter limits the power that may be fed back into the generator for up to five seconds If the reverse power exceeds this value then the generator grid is disconnected and the Sunny Isla
38. erator is immediately stopped Remember to set the generator back to Auto if you want the Sunny Island 3324 4248 to once more assume control Runth The generator is immediately started and will run for one hour the display shows T After this the Sunny Island 3324 4248 returns to the previously active mode Release Interrupts the lockout time 20 min for the generator after a ReversePower fault has occurred Page 52 13324 4248 14 FE2406 User Manual SMA Technologie AG Parameter Lists 10 4 System and Fault Messages System Messages No Name Range Default Description unit 31 1 DeviceConfig N A N A Name of the inverter 312 FWVers N A N A Version number of the firmware installed in the inverter 31 3 SerNum N A N A Inverter s serial number 31 4 RunTime Hours N A Inverter s operational hours Fault messages No Name Range Default Description unit 32 1 Last N A N A The last fault that occurred in the system 322 Hist N A N A The last ten faults that occurred in the system User Manual 13324 4248 14 FE2406 Page 53 Parameter Lists 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 SMA Technologie AG probably not be
39. es 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 Self discharge Loss of battery charge while it is stored or not used A higher ambient temperature has a strong influence on self discharge Series connection In this case the positive pole of each battery is connected to the negative pole of the next battery There is only one circuit where current can flow Series connection increases the voltage of the entire battery bank If four 12 V batteries with a capacity of 100 Ah each are connected in series the total voltage is 4 12 V 48 V while the total capacity remains at 100 Ah SOC State of Charge The charge level of the batteries see Charge level If e g 25 Ah is taken from a 100 Ah battery the charge level SOC is then 75 6 Solar energy Sun energy this means energy from sunlight or other solar irradiation heat and or UV radiation Solar module Electrical connection of several solar cells encapsulated in a housing to protect the sensitive cells from mechanical stress and environmental effects Solar cell An electronic component that generates electrical energy when irradiated with sunlight Since the voltage produced by a solar cell is very small approx 0 5 V several solar cells are combined to form a solar module The most c
40. f the batteries all positive poles together and all negative poles together increases the capacity of the battery bank while keeping the voltage constant Example Two 24 V 100 Ah batteries connected in parallel still have a voltage of 24 V but have a capacity of 100 Ah 100 Ah 200 Ah Piggy Back Board A printed circuit board that is plugged into another board to increase performance or expand capabilities A piggy back board can also replace a single chip In this case the chip is removed and the board is plugged into the empty socket PLC Abbreviation for Power Line Communication Describes the process of data transfer over the grid supply cables The PLC power module is used to amplify the signal and is connected in Multi String and Sunny Mini Central inverters Powerline communication is not suitable for Sunny Island inverters PV Photovoltaics is the conversion of solar irradiation into electrical energy using special semiconductors called solar cells PV array See PV generator PV generator Technical device for the conversion of light energy into electrical energy All the series and parallel mounted and electrically connected solar modules in a PV system are known as the PV generator PV module See Solar module PV array See PV generator Page 158 513324 4248 14 2406 User Manual SMA Technologie AG Glossary PV system Describes a solar power system for generating electrical power Describ
41. gh ambient temperatures in the battery environment Provide adequate ventilation excessive battery charging current Reduce the value of the 23 4 AmpdcBatMax parameter see section 4 4 Viewing and Altering Parameters page 25 and section 10 3 Adjustable System Parameters page 51 TR TempOV Excessive transformer temperature The Sunny Island 3324 4248 can only The Sunny Island 3324 4248 has been restart when the transformer has cooled operated under overload conditions for by a minimum of 5 C an extended period of time Place the Sunny Island 3324 4248 in The ambient temperature is very high standby mode for a few minutes to allow while the Sunny Island 3324 4248 is the fans to cool the inverter being operated with a heavy load Switch off some of the connected loads in the stand alone grid to avoid immediately overloading the Sunny Island 3324 4248 after a restart If the 40 2 Autostart parameter is set to the Sunny Island 3324 4248 automatically starts once the transformer temperature has sunk by 5 C VAC High Output voltage too high Check the value of the 22 1 VacNominal parameter setting see section 10 3 Adjustable System Parameters page 51 VAC Low Output voltage too low Check the value of the 22 1 VacNominal parameter setting see section 10 3 Adjustable System Parameters page 51 For an explanation refer to point 7 of section 11 2 Troubleshooting FAQs p 58 Short circuit in the system
42. in menu structure is divided into four different groups each of which having two subsequent submenus 1 Meters The 10 Meters main menu has the following submenus Sunny Island 3324 4248 measurements 11 Inverter Meters battery measurements 12 Battery Meters and generator measurements 13 Generator Meters Individual measurement values can be seen in the next two levels 2 Settings Under the main menu 20 Settings are four different submenus allowing various system parameters to be viewed and changed This affects password entry 2 1 Password Settings and all system parameters relating to the Sunny Island 3324 4248 22 Inverter Settings the batteries 23 Battery Settings and the generator 24 Generator Settings 3 Diagnose Under the main menu 30 Diagnose are two different submenus allowing various diagnostic parameters to be viewed These are system data 31 System Information and fault messages 32 Error Information 4 Operation The main menu 40 Operation allows viewing and changing of the operating parameters e g 40 8 SunnyBoys Please consult section 4 1 1 Explanation of the Light emitting Diodes LEDs page 18 for information describing how to set the individual parameters You will find a tabular list of all parameters in section 10 Parameter Lists page 47 User Manual 13324 4248 14 FE2406 Page 47 Parameter Lists Home Screen 10 METERS 20 SETTINGS 30 DI
43. in the parameter limits see parameter 24 2 and 24 4 to 24 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 A signal light can be connected to the GenRequest contact that signals the stand alone grid user to start the generator when this is required The signal light is then switched off again via the GenRequest contact when the generator is no longer needed Note that with these settings although the signal light has gone out the Sunny Island 3324 4248 will not automatically disconnect from the generator You must stop the generator manually Possible reasons for a generator request are A request by the battery management low battery voltage A request by the load dependent generator management to handle generator peak loads Arequest by the temperature dependent generator management to protect the Sunny Island 3324 4248 against overload 2 Direct Setting Page 30 13324 4248 14 FE2406 User Manual SMA Technologie AG Generator Settings If the system uses a generator that can be automatically started using a contact two wire autostart generator directly connected to the Sunny Island 3324 4248 set this parameter to the Direct set
44. ity is to be entered as the nominal capacity for a ten hour discharge C10 If this is not available from the battery manufacturer s data sheet then calculate this from the data for different discharge times 120 h 100 h 20 h 5 h 1 h in the following manner C10 C120 1 28 C10 C100 1 25 C10 C20 1 09 C10 C10 C5 0 88 C10 C1 0 61 User Manual 13324 4248 14 FE2406 Page 35 Battery Management SMA Technologie AG 6 1 Charge Control The Sunny Island 3324 4248 has 3 level charge control using the IVoV process U Phase Float Phase Voltage V Current gt TabsorbBoost 45 min VchargeBoost 60 V lt TabsorbFull 180 min i VchargeFull 60 V lt TabsorbEqual 360 min VchargeEqual 60 V VchargeFloat U 54V The stands for bulk phase At this level charging is only limited by defined maximum battery current 23 4 AmpdcBatMax parameter or by the maximum generator current 24 2 AmpacGenMax parameter During this phase the battery voltage increases as the batteries are charged Once the battery voltage has reached the value defined for the second phase Vo then the constant voltage charging 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
45. l 800 SUNNYBOY Freecall 800 78669269 4 Innovation Systems Technology ia for the Success of Photovoltaics
46. meter to the value Reset The Sunny Island 3324 4248 will then again run through the INIT phase 23 4 AmpdcBatMax 514248 10 Maximum battery charging current B 01 100 ADC 513324 10 0 to 140 ADC User Manual 13324 4248 14 FE2406 Page 51 Parameter Lists Generator Settings SMA Technologie AG Range No Name s unit Default Description 24 1 GenControl Manual B Direct GenMan Manual The generator start option to be used in your system see section 5 2 1 Selection of Generator Control Method page 30 Manual Manual start or no generator connected Direct Generator start using the Sunny Island 3324 4248 GenRequest control relay GenMan Generator start using the optional GenMan 24 2 AmpacGenMax B 2 to 56 AAC Max generator current that the Sunny Island 3324 4248 will demand from the generator see section 5 2 2 Setting the Output Current Limit page 32 Note f 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 24 3 GenOperation Auto B Start Stop Runth Release Auto Auto Automatic start of the generator is activated Start The generator is immediately started the display shows 5 Remember to stop the generator again when you no longer require it by selecting either Stop or Auto Stop The gen
47. n If the relay closes the O is filled Generator Start the on the righthand side indicates the status of the generator control relay the same manner It is closed if the Sunny Island 3324 4248 intends to start the generator User Manual 13324 4248 14 FE2406 Page 19 Operation Commisioning SMA Technologie AG 4 2 Activation and Deactivation 4 2 1 Activation and Startup This step assumes that the Sunny Island 3324 4248 has been checked for correct connections voltages and polarities by your electrician and that it has already been commissioned 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 1 the ON position The Sunny Island 3324 4248 begins the initialization phase INIT during which it performs a number of self tests to check that there are no faults in the system You must wait for this to finish As soon as the initialization phase is finished the message To start press lt ENTER gt is displayed Now press lt ENTER gt and the Sunny Island 3324 4248 starts up A single beep is heard The green LED on the control panel of the Sunny Island 3324 4248 illuminates If the inverter does not display the To start press lt ENTER gt message but displays an error message instead this error must be corrected before the inverter can be put into o
48. nd 3324 4248 switches to stand alone grid operation The generator or grid cannot now be reconnected for a period of 20 minutes Setting the 24 3 GenOperation parameter to Release removes this lockout After Release has User Manual 13324 4248 14 FE2406 Page 33 Generator Settings SMA 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 S13324 4248 14 FE2406 User Manual SMA Technologie AG Battery Management 6 Battery Management The service life of batteries in off grid applications can vary greatly With proper handling the batteries can last as long as 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 All types of lead acid batteries are supported The battery management system draws a distinction between sealed lead acid batteries with liquid electrolyte FLA Flooded Lead Acid and the sealed lead acid batteries with semi solid electrolyte VRLA Valve Regulated Lead Acid All Gel and Absorbed Glass Mat batteries belong to the last group AGM Absorbent Glass MateSeparator The battery capac
49. nd alone grid using the energy stored in the batteries allowing stable operation of connected loads and power generation devices e g PV inverters 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 29 The Sunny Island 3324 4248 can also switch off particular loads if the batteries do not have sufficient electrical energy available The Sunny Island 3324 4248 can be used in different system configurations Detailed information on the different stand alone systems can be found in the installation manual User Manual 513324 4248 14 2406 9 SMA Technologie AG The Sunny Island 3324 4248 The following figure provides an overview of possible system configurations Josues einjp1eduie Ad Ay pepnpur jon Kueyog oni gt uouduoseq 20 94 gt N NER At poo 40JDJeuec ndino 5v xoggem Auung Ay 45 00 X Ad L Ad Aog Auung Aog Auung User Manual 13324 4248 14 FE2406 Pag
50. ntact page 65 HotACout The Sunny Island Please contact your installer 3324 4248 will not start because voltage already exists on the AC output terminals User Manual 513324 4248 14 2406 55 Troubleshooting Problem Solving SMA Technologie AG 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 Place the Sunny Island 3324 4248 in The ambient temperature is very high standby mode for a few minutes to allow while the Sunny Island 3324 4248 is the fans to cool the inverter being operated with a heavy load Switch off some of the connected loads in the stand alone grid to avoid immediately overloading the Sunny Island 3324 4248 after a restart If the 40 2 Autostart parameter is set to On the Sunny Island 3324 4248 automatically starts once the heatsink temperature has sunk by 5 C INTERNALO1 Device fault Please contact your instller or the SMA hotline see section 14 Contact page 65 INTERNALO2 Device fault Please contact your instller or the SMA hotline see section 14 Contact page 65 INTERNALO3 Device fault Please contact your instller or the SMA hotline see section 14 Contact page 65 INTERNALO4 Device fault
51. 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 For further questions you can call the Sunny Island hotline at 49 561 95 22 399 1 2 Symbols Used To ensure optimum use of these instructions please note the following explanations of symbols used The symbol Warning indicates a danger that if ignored can lead to serious injury or death and can also damage the inverter This symbol indicates a notice Failure to observe the advice can cause difficulties in the current working step Q3 and can possibly also hinder optimum operation of the inverter This symbol identifies an example Here you will find further details on the operation and behavior of the inverter User Manual 513324 4248 14 2406 7 Notes on this Manual SMA Technologie AG Page 8 513324 4248 14 2406 User Manual SMA Technologie AG The Sunny Island 3324 4248 2 The Sunny Island 3324 4248 2 1 General Description The Sunny Island 3324 4248 is a bidirectional battery power converter battery inverter and charger ideally suited for use in stand alone grid operation This inverter allows you to charge lead acid batteries using power sources provided on the AC side e g generator public grid Sunny Boy The Sunny Island 3324 4248 creates a 230 V AC sta
52. of overcharging Complete charging to 100 using float charge takes several days For this reason float charging is more important for grid backup systems and less important for stand alone grids Full charge Recharging of the batteries to a level of approx 95 on a regular basis at least once a month This efficiently avoids premature aging of the batteries caused by inadequate charging Gel battery A type of battery in which the electrolyte a mixture of water and sulfuric acid is bound into a gel This is a type of sealed lead acid battery A gas mixture hydrogen and oxygen is always generated when lead acid batteries are charged and in normal operation this internally recombines to form water This removes the need for regularly refilling the battery cells with water which is why these batteries are often described as low maintenance or even maintenance free see also AGM batteries Gel batteries are available from many different manufacturers for a wide range of applications There are Gel batteries for high current applications but also for cycle operation with very high cycle resistance Grid coupled system PV system that is connected to the power supply grid of an external energy supplier Independent disconnection device The Independent disconnection device between a grid parallel power generating system and the public low voltage grid DIN VDE 0126 1 1 is an equivalent replacement for a normal public disconnecti
53. ologie AG 9 4 Functioning Check regularly whether error messages are present If an error message is displayed for which you cannot identify any apparent cause the stand alone grid must be inspected by a qualified electrician 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 This can help to discover hidden faults in the installation or errors in the configuration 9 5 Battery The battery must be checked and maintained regularly In this regard observe the battery manufacturer s specifications Page 46 13324 4248 14 FE2406 User Manual SMA Technologie AG Parameter Lists 10 Parameter Lists The following tables contain information regarding all menu items to which the Sunny Island 3324 4248 user has access There are other measurement values and parameters additional to those shown here but which are to be set by qualified personnel 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 Take note of the previous value of each parameter before you change it Q3 10 1 Menu Structure Overview The ma
54. ominal capacity 100 battery full 0 battery empty 154 513324 4248 14 2406 User Manual SMA 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 Iy and the discharge time ty that passes between commencement of discharging the fully charged battery until the final discharge voltage Vs is reached In permanently on site batteries the C10 capacity is usually specified i e a battery with 200 Ah can be discharged for 10 hours at a nominal current of 0 1 x Cio lio 20A DC Abbreviation for Direct Current Derating A controlled reduction in performance usually dependent on component temperatures Derating is used instead of performing a complete shutdown of the system DSP Abbreviation for Digital Signal Processor A DSP is a microprocessor chip especially developed for digital signal processing and control Electrolyte Allows the conduction of ions within a battery In lead acid batteries the electrolyte is diluted sulfuric acid and is also a reactant in the electrochemical reaction Nickel Cadmium batteries use an alkaline electrolyte potassium hydroxide EPROM See Flash EEPROM Equalize charge Equalize charge Allows multiple series connected battery cells to be charged to a unified cha
55. ommon semiconductor material presently used for solar cells is silicon which is manufactured in different forms monocrystalline polycrystalline amorphous In addition to different mechanical variations that are usually designed to increase the level of efficiency completely new materials are currently being tested Cadmium Telluride Cadmium Indium Sulphide Titanium Dioxide and many others Stand alone grid system An energy generation system that is completely independent of any external power sources User Manual 13324 4248 14 FE2406 Page 159 Glossary SMA 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 This greatly simplifies installation and greatly reduces the yield losses caused by manufacturing deviations or variations in shadowing of the solar modules VRLA Valve Regulated Lead Acid battery Lead acid battery with semi solid electrolyte or sealed lead acid battery Examples of this type of battery are Gel batteries and AGM batteries Absorbent Glass Mat Page 160 513324 4248 14 2406 User Manual SMA Technologie AG User Manu
56. on device with isolation function that is accessible to the distribution grid operator at any time This is a mandatory safety Page 156 513324 4248 14 2406 User Manual SMA Technologie AG Glossary device that prevents power from a solar power system being fed into an external power grid when the external power generator is not functioning In the Sunny Boy Sunny Mini Central this function is assumed by the SMA grid guard Version 2 Inverters A device for converting the direct current DC from the PV generator into alternating current AC which is used by most normal household devices and especially for feeding energy into an existing supply grid Inverters for PV systems usually include one or more MPP trackers store operating data and monitor the grid connections of the PV system see also MSD Inverter mode See Inverter operation Inverter operation Operating mode of a battery inverter where it supplies the stand alone grid from the battery energy In this operating mode the battery inverter is especially responsible for the control of frequency and voltage in the stand alone grid Maximum Power Point MPP The working point current voltage characteristic curve of a PV generator where the maximum power can be drawn The actual MMP changes constantly depending e g on the level of solar irradiation and the ambient temperature MPP tracker Regulation of the power drawn so that a PV generator remains as close as
57. or force majeure Software licensing The use of supplied software produced by SMA Technologie AG is subject to the following conditions This software may be copied for internal company purposes and may be installed on any number of computers Supplied source codes may be changed or adapted for internal company purposes on your own responsibility Drivers may also be transferred to other operating systems Source codes may only be published with the written permission of SMA Technologie AG Sub licensing of software is not permissible Limitation of liability SMA Technologie AG rejects any liability for direct or indirect damages arising from the use of software developed by SMA Technologie This also applies to the provision or non provision of support activities Supplied software not developed by SMA Technologie AG is subject to the respective licensing and liability agreements of the manvfacturer Trademarks All trademarks are recognized even if these are not marked separately Missing designations do not mean that a product or brand is not a registered trademark SMA Technologie AG Hannoversche Strafe 1 5 34266 Niestetal Germany Tel 49 561 9522 0 Fax 49 561 9522 100 www SMA de E mail info SMA de 2005 SMA Technologie AG All rights reserved Sales Solar Technology 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 Freecal
58. peration For this purpose refer to section 11 Troubleshooting Problem Solving page 55 Once all corrective measures have been taken switch off the Sunny Island 3324 4248 then wait for 30 seconds before starting again from point 1 Page 20 513324 4248 14 2406 User Manual SMA Technologie AG Operation Commisioning After a successful startup a status overview appears in the display showing the present operating mode and the output power see also figure to the right Waiting You can now call up the various menus using the control elements see section 4 1 Control Elements page 17 in order to view the measurement values and the parameter settings 4 2 2 Stopping Proceed as follows to set the Sunny Island 3324 4248 to standby mode Note that all connected loads are no longer provided with electrical energy once you have stopped the Sunny Island 3324 4248 1 Switch off all loads as far as this is possible 2 Press and hold the ESC key until the To stop press ENTER message appears 3 Press ENTER 4 The Sunny Island 3324 4248 stops and enters standby mode 5 The message start press lt ENTER gt is displayed The green LED on the control panel of the Sunny Island 3324 4248 goes out 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
59. ra e 1 5 34266 Niestetal Germany Tel 49 561 95 22 399 Fax 49 561 95 22 4697 Sunnylsland hotline SMA de www SMA de User Manual 13324 4248 14 FE2406 Page 65 Contact SMA Technologie AG Page 66 513324 4248 14 2406 User Manual SMA Technologie AG Glossary 21 Glossary Absorption phase Constant Voltage phase charging phase using constant charging voltage The charging current constantly decreases in this phase AC Abbreviation for Alternating Current AC coupling The AC side connection between loads generators and storage devices AGM battery Absorbent Glass Mat separator battery This is a battery where the electrolyte a mixture of water and sulfuric acid is bound to a glass fiber mat This is a type of a sealed lead acid battery A gas mixture hydrogen and oxygen is always generated when lead acid batteries are charged and in normal operation this internally recombines to form water This removes the need for regularly refilling the battery cells with water which is why these batteries are often described as low maintenance or even maintenance free AGM batteries are available from many different manufacturers for a wide range of applications They usually have very good high current properties but are not very charge cycle resistant Ah Abbreviation for Ampere hours Unit of electrical charge one ampere hour is the charge provided by a constant current of 1 A over a period of on
60. rent is smaller than the maximum generator current The Sunny Island 3324 4248 can now switch to the generator The reverse power that can be fed back into the generator for up to five seconds has been exceeded is shown in the display The generator cannot be connected for a period of 20 minutes Set the 24 3 GenOperation parameter to Release see page 33 The Sunny Island 3324 4248 does not switch to the running generator the generator control relay Gen Request is open The generator was manually started even though the 24 1 GenControl parameter is set to Direct see page 30 or GenMan see page 31 Set the 24 3 GenOperation parameter to RunTh see page 33 The Sunny Island 3324 4248 switches to the generator for a period of one hour After one hour the generator is automatically switched off by the Sunny Island 3324 4248 and the 24 3 GenOperation parameter is set to the previous state You can also set the 24 3 GenOperation parameter to Start see page 32 The Sunny Island 3324 4248 will immediately switch to the generator You must note that the Sunny Island 3324 4248 will no longer switch off the generator Only when you manually reset the 24 3 GenOperation parameter back to Auto can the Sunny Island 3324 4248 again assume control of the generator Page 58 13324 4248 14 FE2406 User Manual SMA Technologie AG Troubleshooting Problem Solving The generator reverse power has been exceeded
61. rge level of 95 100 Without regular equalization charging the charge states of the various cells slowly drift apart which can lead to premature battery bank failure Firmware Firmware is software that is stored in a chip in various electronic devices such as Sunny Island hard disk recorders DVD burners and players newer television sets household appliances and computers in contrast to software that is stored on a hard drive CD ROM or other media These days firmware is usually stored in Flash memory or an EEPROM User Manual 13324 4248 14 FE2406 Page 155 Glossary SMA Technologie AG FLA 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 In contrast to normal EEPROM storage individual bytes the smallest addressable storage units cannot be deleted EEPROM is non volatile electronic storage component that is used in the Sunny Island the computer industry among others and usually in Embedded Systems Flash EEPROMs are used where information must be permanently stored in the smallest amount of space e g for storing the firmware Float charge Maintenance charge Allows the batteries to be slowly charged to a charge level of 100 without the negative effects
62. shedding 1 relay for controlling a diesel generator RS485 RS232 galvanically isolated optional overtemperature overtemperature Interfaces 2 LEDs 2 LEDs 4 buttons 4 buttons two line display 1 relay for load shedding 1 relay for controlling a diesel generator RS485 RS232 galvanically isolated optional Mechanical data Width x height x depth 390 x 590 x 245 mm 390 x 590 x 245 mm Weight 39 kg approx 39 kg approx Ambient conditions Ambient temperature from 25 C to 50 C from 25 C to 50 C Miscellaneous Guarantee EU 2 years 2 years Accessories Ext battery temperature sensor included included Generator management GenMan optional optional Page 62 13324 4248 14 FE2406 User Manual SMA Technologie AG CE Declaration of Conformity 13 CE Declaration of Conformity CE Declaration of Conformity for off grid inverters Product Sunny Island Type SI 3324 SI 4248 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 The device is compliant with the following standards DIN EN 50178 04 98 VDE 0160 DIN EN 61000 3 2 2001 12 in charging operation DIN EN 61000 6 1 2002 08 DIN EN 61
63. structions in the installation manual must be observed Use only rechargeable lead acid batteries The use of other types of battery can lead to personal injury and material damage Open flame or smoking in the vicinity of the battery is NOT permitted under ANY CIRCUMSTANCES Take care to ensure that no metal parts fall onto the battery This could short circuit the battery or other electrical components which could cause a fire or an explosion Ensure that the battery room is sufficiently ventilated The own consumption of the Sunny Island 3324 4248 discharges the batteries in standby mode inverter DC disconnect is on inverter is in STOP mode and must be started manually this load is about 4 W and in idle mode inverter is on in invert mode no AC loads are present it is about 22 W You should take note of this when operating the Sunny Island 3324 4248 for longer times without recharge possibilities 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 16 13324 4248 14 FE2406 User Manual SMA Technologie AG Operation Commisioning 4 Operation Commisioning Before the first commissioning of the Sunny Island 3324 4248 read this Operation section and become familiar with the inverter 4 1 Control Elements Functions operating modes parameters d
64. t the batteries are always fully charged even in silent mode If a power failure occurs during silent mode the Sunny Island 3324 4248 switches to invert mode within a few milliseconds The loads are supplied almost without interruption Page 38 13324 4248 14 FE2406 User Manual SMA Technologie AG Battery Management 6 3 Deep Discharge Protection Battery State When deeply discharged lead acid batteries age 100 times more quickly than when fully charged Depending on the battery type one speaks of deep discharge at charge levels of less than 40 Reliable protection from deep discharge is essential for a long battery service life The Sunny Island 3324 4248 uses current compensated voltage thresholds combined with time delays for deep discharge protection The different levels which can be easily set are used to define the four state of the batteries BatState Normal operation BatState Normal 15 level BatState Warning 2nd level BatState Low 3rd level BatState Critical The following figure shows the four battery states 100 BatVoltage BatCurrent lt Soclim1 for t gt 2 6 30 minutes BatVoltage BatCurrent gt Soclim1 for t gt 15 minutes Soclim1 BatVoltage BatCurrent lt Soclim2 for t gt 2 6 30 minutes BatVoltage BatCurrent gt Soclim2 Soclim2 for t gt 15 minutes BatVoltage BatCurrent lt Soclim 1 for t gt 2 6 30 minutes and no charging current
65. ters No Name Range unit Default Description 12 1 BatVoltage 0 to 80 VDC N A Battery voltage 12 2 BatCurrent 200 to 200 ADC N A Battery current 12 3 BatTemp 40 to 200 C N A Battery temperature 12 4 BatState Normal Warning N A Battery state Low Critical 12 5 BatChargeMode Boost N A Battery charging process Full Float Equalize 12 6 Tabsorbleft 0 to max min N A 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 The value of TabsorbLeft shows the time remaining for the absorption phase 127 BatChargeVolt SI 4248 Desired value of the battery charging 44 to 62 4 VDC voltage 1 3324 User Manual 13324 4248 14 FE2406 Page 49 Parameter Lists Generator Meters SMA Technologie AG No Name Range Default Description unit 13 1 VacGenerator 0 to 260 N A Inverter input voltage AC input 132 AmpacGenerat 60 to 60 AAC N A Inverter input current AC input 13 3 FacGenerator 0 to 70 Hz N A Inverter input frequency AC input 13 4 PacGenerator 20 to 20 kWAC N A Inverter input power AC input Page 50 13324 4248 14 FE2406 User Manual SMA Technologie AG Parameter Lists 10 3 Adjustable System Parameters Only change parameters marked with Stby when the Sunny Island 3324 4248 is in standby mod
66. those listed under Direct with these two exceptions The Sunny Island 3324 42468 will only connect the generator when the GenRun signal from the GenMan unit is received indicating that the generator is ready e With this setting it is not absolutely necessary that the inverter itself has set the GenRequest relay before it connects the generator In normal operation the inverter will usually set the GenRequest relay to request the generator and then connect the generator once the GenRun signal has been received from the GenMan The decisive signal for connecting the generator is however the GenRun signal This allows the generator to be manually started at the GenMan User Manual 13324 4248 14 FE2406 Page 31 Generator Settings SMA Technologie AG 5 2 2 Setting the Output Current Limit The 24 2 AmpacGenMax parameter helps to prevent the generator from overloading or stalling The Sunny Island 3324 4248 will e g reduce the battery charging current in charging mode 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 To make the best use of the run time and service life of the generator the value here should be set to about 85 95 of the nominal generator current Please refer to the generator manufac
67. ting The closing of the GenRequest relay see the installation manual for connection information provides the start command to the generator from the Sunny Island 3324 4248 When the generator is no longer required the start contact opens and the start command is revoked Possible reasons for a generator start command are A request by the battery management low battery voltage A request by the load dependent generator management to handle generator peak loads Arequest by the temperature dependent generator management to protect the Sunny Island 3324 4248 against overload Manual start of the generator by the user via setting the 24 3 GenOperation parameter to the value Start or RunTh Note that in this configuration the Sunny Island 3324 4248 will only connect the generator when it requested the generator by closing the GenRequest Q3 If you wish to start the generator manually activate the generator using the 24 3 GenOperation parameter 3 GenMan Setting The GenMan setting must be used for all generators that require more than a single contact for starting In addition to setting the parameter the generator must also be integrated into the system using the optional GenMan device SMA order number 5 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
68. tructure Overview page 23 An Enter arrow is displayed next to parameters which you are able to alter 4l Note that some parameters can only be changed when the inverter is in standby mode see section 4 2 3 Deactivation page 21 You can find the parameters for which this applies in the tables in section 10 3 Adjustable System Parameters page 51 and section10 5 Operation Operation page 54 If you press the ENTER key the Enter arrow begins to blink and you can then use the arrow keys 7 or 4 to change the current parameter value As soon as the desired value appears in the display press the ENTER key to save the new value or press the lt ESC gt key to discard the changes and exit the menu If you wish to exit the current menu level e g 24 3 GenOperation parameter then press the lt ESC gt key In this example the cursor then jumps back to the 23 Battery Settings menu level 4 5 Operating Modes The operating modes are shown on the left hand side of the display The operating modes are nvert Inverter operation no generator or public grid present Charge Charging batteries are being charged by the generator or the public grid Derlnvert Inverter operation with reduced power due to voltage reduction DerCharge Charging with reduced power due to current reduction Silent Energy saving mode User Manual 13324 4248 14 FE2406 Page 25 Operation Commisioning SMA Technologie
69. turer s recommendations 5 2 3 Generator Request The user can use the 24 3 GenOperation parameter to start the generator directly Only use the settings 1 4 when you have set the 24 1 GenControl parameter see section 5 2 3 Generator Request page 32 to Direct or GenMan Setting 5 Release is also useful under the Manual setting Five different settings are possible for the 24 3 GenOperation parameter Take note of the messages the display see section 4 6 Generator Request page 26 1 Auto Setting Factory Setting In this configuration the Sunny Island 3324 4248 will automatically control the generator and start and stop it as needed 2 Start Setting This setting causes an immediate generator request The Start setting is indicated by an 5 in the display see section 4 6 Generator Request page 26 The Sunny Island 3324 4248 can not automatically stop the generator when you have started it using the Start setting Do not forget to stop the generator when you no longer need it To do this set the 24 3 GenOperation parameter to Stop or Auto Page 32 13324 4248 14 FE2406 User Manual SMA Technologie AG Generator Settings 3 Stop Setting This setting immediately stops the generator as long as the 24 1 GenControl parameter is set to Direct or GenMan not connect an externally started generator if you have switched The Sunny Island 3324 4248 can not start the gen
70. w Page 28 13324 4248 14 FE2406 User Manual SMA Technologie AG Generator Settings 5 Generator Settings 5 1 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 those which can only be operated manually manual start generators 5 1 1 Autostart Generators The basic function of an autostart generator is to start up and run without intervention from the system operator To achieve this the generator in addition to executing the startup process independently must also arrange warm up times cool down times minimum run times and minimum stop times This type of generator is recommended for use in conjunction with a Sunny Island 3324 4248 Please contact your installer or system manufacturer for recommendations regarding a specific generator 5 1 2 Manual Start Generators Generators which are activated manually need to be started by the user by means of a button or other activation procedure These generators are structured more simply and generally cost less Both types of generators can produce electricity Select your generator carefully If in doubt please contact appropriate qualified personnel 5 2 Generator Parameters If you wish to use a generator with the system
71. wing submenus Sunny Island 3324 4248 measurements 11 Inverter Meters battery measurements 12 Battery Meters and generator measurements 13 Generator Meters Individual measurement values can be seen in the next two menu levels Settings Under the main menu 20 Settings are four different submenus allowing various system parameters to be viewed and changed This affects password entry 21 Password Settings and all system parameters relating to the Sunny Island 3324 4248 22 Inverter Settings the batteries 23 Battery Settings and the generator 24 Generator Settings Diagnose Under the main menu 30 Diagnose are two different submenus allowing various diagnostic parameters to be viewed These are system data 31 System Information and fault messages 32 Error Information Operation The main menu 40 Operation allows viewing and changing of the operating parameters e g 40 8 SunnyBoys Please consult section 4 1 1 Explanation of the Light emitting Diodes LEDs page 18 for information describing how to set the individual parameters You will find a tabular list of all parameters in section 10 Parameter Lists page 47 User Manual 13324 4248 14 FE2406 Page 23 Operation Commisioning Home Screen 10 METERS 20 SETTINGS 30 DIAGNOSE 40 OPERATION SMA Technologie AG 11 Inverter Meters 12 Battery Meters 13 Generator Meters 11 1 Vaclnverter 11 2 Ampaclnverter 1
72. y 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 parameter see section 10 4 System and Fault Messages page 53 User Manual 13324 4248 14 FE2406 Page 13 The Sunny Island 3324 4248 SMA Technologie AG Page 14 513324 4248 14 2406 User Manual SMA Technologie AG Safety Instructions 3 Safety Instructions 3 1 Important Notes Regarding Operation Please follow all operating and safety instructions in this manual Failure to follow these instructions could result in damage to the inverter and cause personal injury Carefully read through the safety instructions before installing and commissioning the inverter Ensure that the safety instructions and manual are stored in an easily accessible location Opening the inverter and any 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 All of the instructions in the installation manual must be observed Before commissioning the Sunny Island 3324 4248 read the instructions in the relevant sections of

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