Sma SI 4548-US User Manual

SI4548-6048-US-BE-en-20 | Version 2.0 AMERICAN ENGLISHOff-Grid InverterSUNNY ISLAND 4548-US/6048-USOperating Manual

Table of Contents SMA America, LLC10 SI4548-6048-US-BE-en-20 Operating Manual12 Additional Functions. . . . . . . . . . . . . . . . . . . . . . . . .

11 Data Storage on SD Memory Card SMA America, LLC100 SI4548-6048-US-BE-en-20 Operating ManualFirmware Update in a System with Several Sunny IslandIn

SMA America, LLC 11 Data Storage on SD Memory CardOperating Manual SI4548-6048-US-BE-en-20 101Master The slave update is running.⋮Master The master u

12 Additional Functions SMA America, LLC102 SI4548-6048-US-BE-en-20 Operating Manual12 Additional Functions12.1 Load SheddingIf the loads connected t

SMA America, LLC 12 Additional FunctionsOperating Manual SI4548-6048-US-BE-en-20 103The figure shows an example of the settings if the step-by-step l

12 Additional Functions SMA America, LLC104 SI4548-6048-US-BE-en-20 Operating Manual12.2 Sleep ModeUsing the parameter "250.10 SleepEna" se

SMA America, LLC 12 Additional FunctionsOperating Manual SI4548-6048-US-BE-en-20 105Double-Split-Phase SystemIn a double split-phase system, each lin

12 Additional Functions SMA America, LLC106 SI4548-6048-US-BE-en-20 Operating Manual12.9 Behavior in the Event of a Failure in a Three-Phase SystemYo

SMA America, LLC 13 Battery ManagementOperating Manual SI4548-6048-US-BE-en-20 10713 Battery Management13.1 Battery Type and Minimum Battery Capacity

13 Battery Management SMA America, LLC108 SI4548-6048-US-BE-en-20 Operating Manual13.2 Battery TemperatureThe Sunny Island continuously monitors the

SMA America, LLC 13 Battery ManagementOperating Manual SI4548-6048-US-BE-en-20 109Both the ampere-hour balancing method and the recalibration procedu

SMA America, LLC Table of ContentsOperating Manual SI4548-6048-US-BE-en-20 1114.1.6 Limits and Power Control . . . . . . . . . . . . . . . . . . . . .

13 Battery Management SMA America, LLC110 SI4548-6048-US-BE-en-20 Operating Manual13.5 Charge ControlThe Sunny Island uses a three-level charge contr

SMA America, LLC 13 Battery ManagementOperating Manual SI4548-6048-US-BE-en-20 111Once this constant voltage phase is finished, the Sunny Island swit

13 Battery Management SMA America, LLC112 SI4548-6048-US-BE-en-20 Operating Manual13.5.1 Boost ChargeThe boost charge is the most common charging pro

SMA America, LLC 13 Battery ManagementOperating Manual SI4548-6048-US-BE-en-20 113are fully recharged. Equalization charging extends the battery life

13 Battery Management SMA America, LLC114 SI4548-6048-US-BE-en-20 Operating ManualThe battery-preservation mode has three levels that are activated a

SMA America, LLC 13 Battery ManagementOperating Manual SI4548-6048-US-BE-en-20 115Battery-preservation mode levels 1 and 2 are automatically quit as

13 Battery Management SMA America, LLC116 SI4548-6048-US-BE-en-20 Operating ManualThe following applies: ρ = specific resistance for copperL = Cable

SMA America, LLC 14 Connecting External SourcesOperating Manual SI4548-6048-US-BE-en-20 11714 Connecting External SourcesThe Sunny Island supports th

14 Connecting External Sources SMA America, LLC118 SI4548-6048-US-BE-en-20 Operating ManualSunny Island Connected in Parallel to a 120 V GeneratorSun

SMA America, LLC 14 Connecting External SourcesOperating Manual SI4548-6048-US-BE-en-20 11914.1.2 Generator Start OptionsThe Sunny Island supports th

Table of Contents SMA America, LLC12 SI4548-6048-US-BE-en-20 Operating Manual16.10 Grid Operation . . . . . . . . . . . . . . . . . . . . . . . . . .

14 Connecting External Sources SMA America, LLC120 SI4548-6048-US-BE-en-20 Operating ManualAutostartThis allows autostart generators to be directly i

SMA America, LLC 14 Connecting External SourcesOperating Manual SI4548-6048-US-BE-en-20 121If the generator is started manually in this operating mod

14 Connecting External Sources SMA America, LLC122 SI4548-6048-US-BE-en-20 Operating ManualAn equalization charge can be manually started using the p

SMA America, LLC 14 Connecting External SourcesOperating Manual SI4548-6048-US-BE-en-20 123The time periods t1 and t2 are defined using the parameter

14 Connecting External Sources SMA America, LLC124 SI4548-6048-US-BE-en-20 Operating ManualLoad-Dependent StartIn case increased energy demands arise

SMA America, LLC 14 Connecting External SourcesOperating Manual SI4548-6048-US-BE-en-20 125Generator Interface "234.07 GnSrtMod" = Autostar

14 Connecting External Sources SMA America, LLC126 SI4548-6048-US-BE-en-20 Operating ManualThe Sunny Island charges the generator at each line conduc

SMA America, LLC 14 Connecting External SourcesOperating Manual SI4548-6048-US-BE-en-20 127This state lasts for the time period set at "234.11 G

14 Connecting External Sources SMA America, LLC128 SI4548-6048-US-BE-en-20 Operating Manual14.1.9 Stopping the GeneratorIf the generator was started

SMA America, LLC 14 Connecting External SourcesOperating Manual SI4548-6048-US-BE-en-20 129Generator FailureIf a generator failure is detected (failu

SMA America, LLC Table of ContentsOperating Manual SI4548-6048-US-BE-en-20 1319.3 Diagnosis (300#) . . . . . . . . . . . . . . . . . . . . . . . . .

14 Connecting External Sources SMA America, LLC130 SI4548-6048-US-BE-en-20 Operating Manual14.2.2 Starting the Sunny IslandThe Sunny Island always st

SMA America, LLC 14 Connecting External SourcesOperating Manual SI4548-6048-US-BE-en-20 131• The voltage of the utility grid must be between the valu

14 Connecting External Sources SMA America, LLC132 SI4548-6048-US-BE-en-20 Operating ManualThe Sunny Island connects to the utility grid when the sta

SMA America, LLC 14 Connecting External SourcesOperating Manual SI4548-6048-US-BE-en-20 133Silent ModeIn order to save energy, the silent mode can be

14 Connecting External Sources SMA America, LLC134 SI4548-6048-US-BE-en-20 Operating Manual14.2.7 Grid FailureA grid fault is characterized by the vo

SMA America, LLC 14 Connecting External SourcesOperating Manual SI4548-6048-US-BE-en-20 135Failure of a Grid Line ConductorThe failure of a line cond

14 Connecting External Sources SMA America, LLC136 SI4548-6048-US-BE-en-20 Operating ManualEnergy of the PV inverters or wind power inverters not bei

SMA America, LLC 14 Connecting External SourcesOperating Manual SI4548-6048-US-BE-en-20 137The requirements of the generator and the utility grid dem

14 Connecting External Sources SMA America, LLC138 SI4548-6048-US-BE-en-20 Operating ManualIn order to switch the signal circuit via the DigIn input,

SMA America, LLC 15 RelaysOperating Manual SI4548-6048-US-BE-en-20 13915 RelaysThe Sunny Island offers you several options for the control of interna

Table of Contents SMA America, LLC14 SI4548-6048-US-BE-en-20 Operating Manual20.8.8 AUX Category . . . . . . . . . . . . . . . . . . . . . . . . . . .

15 Relays SMA America, LLC140 SI4548-6048-US-BE-en-20 Operating ManualExtVfOk External voltage and frequency OKExternal voltage and frequency are wit

SMA America, LLC 15 RelaysOperating Manual SI4548-6048-US-BE-en-20 141MccAutoLod Multicluster auto LoadsheddingAutomatic disconnection of the loads v

16 Multicluster Operation SMA America, LLC142 SI4548-6048-US-BE-en-20 Operating Manual16 Multicluster Operation16.1 Communication between the Sunny I

SMA America, LLC 16 Multicluster OperationOperating Manual SI4548-6048-US-BE-en-20 143Each Multicluster Piggy-Back (MC-PB) is delivered with one yell

16 Multicluster Operation SMA America, LLC144 SI4548-6048-US-BE-en-20 Operating Manual16.2 Commissioning the Multicluster System1. Perform steps 1 to

SMA America, LLC 16 Multicluster OperationOperating Manual SI4548-6048-US-BE-en-20 14516.3 Switching a Multicluster System On and Off16.3.1 Switching

16 Multicluster Operation SMA America, LLC146 SI4548-6048-US-BE-en-20 Operating ManualSignificance of the SOC thresholds:When the state of charge of

SMA America, LLC 16 Multicluster OperationOperating Manual SI4548-6048-US-BE-en-20 14716.6 Testing Multicluster CommunicationEnter the installer pass

16 Multicluster Operation SMA America, LLC148 SI4548-6048-US-BE-en-20 Operating Manual16.10 Grid OperationThe multicluster system is not certified fo

SMA America, LLC 17 PV InvertersOperating Manual SI4548-6048-US-BE-en-20 14917 PV InvertersThe following section provides information on the connecti

SMA America, LLC 1 Information on this DocumentOperating Manual SI4548-6048-US-BE-en-20 151 Information on this Document1.1 ValidityThis document i

17 PV Inverters SMA America, LLC150 SI4548-6048-US-BE-en-20 Operating Manual17.2 Setting the Off-Grid ParametersControlled battery charging is needed

SMA America, LLC 17 PV InvertersOperating Manual SI4548-6048-US-BE-en-20 151PV Inverters with BLUETOOTHYou can configure PV inverters with BLUETOOTH

17 PV Inverters SMA America, LLC152 SI4548-6048-US-BE-en-20 Operating Manual17.4.2 Configuration of PV Inverters in Off-Grid SystemsThe country data

SMA America, LLC 17 PV InvertersOperating Manual SI4548-6048-US-BE-en-20 153This completes the stand-alone grid parameter settings for the Sunny Boy.

17 PV Inverters SMA America, LLC154 SI4548-6048-US-BE-en-20 Operating ManualThe different settings have the following meanings:•f0 refers to the base

SMA America, LLC 18 Maintenance and CareOperating Manual SI4548-6048-US-BE-en-20 15518 Maintenance and CareThe Sunny Island has been constructed for

18 Maintenance and Care SMA America, LLC156 SI4548-6048-US-BE-en-20 Operating Manual18.5 BatteryInspect and maintain the battery at regular intervals

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 15719 Parameter ListsOnly parameters in the menu branches "200 Setti

19 Parameter Lists SMA America, LLC158 SI4548-6048-US-BE-en-20 Operating Manual113# Inverter Slave1 Meters05 InvFrq Frequency of the Sunny Island in

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 159114# Inverter Slave2 Meters115# Inverter Slave3 MetersNo. Name Descrip

2 Sunny Island 4548-US / 6048-US SMA America, LLC16 SI4548-6048-US-BE-en-20 Operating Manual2 Sunny Island 4548-US / 6048-US2.1 PropertiesThe Sunny

19 Parameter Lists SMA America, LLC160 SI4548-6048-US-BE-en-20 Operating Manual19.1.2 Battery Meters (120#)04 InvCurSlv3 Current of slave 3 in A05 In

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 16119.1.3 External Meters (130#)131# Total Meters132# Grid State09 RmgTmE

19 Parameter Lists SMA America, LLC162 SI4548-6048-US-BE-en-20 Operating Manual133# Generator State134# Device MetersNo. Name Description Value clear

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 163135# Slave1 Meters136# Slave2 Meters137# Slave3 Meters138# Chp Meters

19 Parameter Lists SMA America, LLC164 SI4548-6048-US-BE-en-20 Operating Manual19.1.4 Charge Controller (140#)(not UL-certified)141# SIC50 Total142#

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 165143# SIC50 2144# SIC50 3145# SIC50 4No. Name Description01 Sic2EgyCntI

19 Parameter Lists SMA America, LLC166 SI4548-6048-US-BE-en-20 Operating Manual19.2 Adjustable Parameters19.2.1 Inverter Settings (210#)19.2.2 Batter

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 167#222 Battery Charge Mode03 BatVtgNom Nominal battery voltageVRLA 48 VF

19 Parameter Lists SMA America, LLC168 SI4548-6048-US-BE-en-20 Operating Manual#223 Battery Protection07 ChrgVtgBoost Cell voltage setpoint for norma

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 169#224 Battery Silent Mode225# Battery Current Sensor04 BatPro2TmStp End

SMA America, LLC 2 Sunny Island 4548-US / 6048-USOperating Manual SI4548-6048-US-BE-en-20 17The Sunny Island also has an integrated anti-islanding fe

19 Parameter Lists SMA America, LLC170 SI4548-6048-US-BE-en-20 Operating Manual226# BMS Mode Basic / Off-19.2.3 External Settings (230#)231# Ext Gene

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 171232# Grid Control05 ExtSrc generator and grid operating modePvOnly PV

19 Parameter Lists SMA America, LLC172 SI4548-6048-US-BE-en-20 Operating Manual233# Grid Start15 GdAlSns AI sensitivity Low Low NormalMedium MediumNo

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 173234# Generator Control07 GdPwrStr Grid request starting capacity4.0 kW

19 Parameter Lists SMA America, LLC174 SI4548-6048-US-BE-en-20 Operating Manual235# Generator Start09 GnStpTmMin Minimum stop time of the generator15

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 17504 GnSocTm1Stp SOC limit for switching off generator for time 180%05 G

19 Parameter Lists SMA America, LLC176 SI4548-6048-US-BE-en-20 Operating Manual16 GnTmOpRnDur Running time for time-controlled generator operation in

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 177236# CHP Control (Combined Heat and Power)237# CHP StartNo. Name Descr

19 Parameter Lists SMA America, LLC178 SI4548-6048-US-BE-en-20 Operating Manual07 ChpPwrEna Activate CHP plant request based on powerDisable Disable

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 17919.2.4 Relay Settings (240#)241# Relay GeneralNo. Name Description Val

2 Sunny Island 4548-US / 6048-US SMA America, LLC18 SI4548-6048-US-BE-en-20 Operating ManualDevices of a Sunny Island System:

19 Parameter Lists SMA America, LLC180 SI4548-6048-US-BE-en-20 Operating Manual02 Rly2Op Function relay 2 Off off AutoLodExtOn onAutoGn Generator req

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 181242# Relay Load07 ExtPwrDerMinTmMinimum time of external power reducti

19 Parameter Lists SMA America, LLC182 SI4548-6048-US-BE-en-20 Operating Manual243# Relay Timer11 Lod2Tm1Str Time 1 for Loadshed 2 in hours, minutes

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 18307 RlyTmr2Dur Running time for relay control timer 2 in hours, minutes

19 Parameter Lists SMA America, LLC184 SI4548-6048-US-BE-en-20 Operating Manual244# Relay Slave1No. Name Description Value Explanation Default value

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 18502 Rly2OpSlv1 Function of relay 2 on slave 1Off off OffOn onAutoGn Gen

19 Parameter Lists SMA America, LLC186 SI4548-6048-US-BE-en-20 Operating Manual245# Relay Slave2No. Name Description Value Explanation Default value

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 18702 Rly2OpSlv2 Function of relay 2 on slave 2Off off OffOn onAutoGn Gen

19 Parameter Lists SMA America, LLC188 SI4548-6048-US-BE-en-20 Operating Manual246# Relay Slave3No. Name Description Value Explanation Default value

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 18902 Rly2OpSlv3 Function of relay 2 on slave 3Off off OffOn onAutoGn Gen

SMA America, LLC 2 Sunny Island 4548-US / 6048-USOperating Manual SI4548-6048-US-BE-en-20 19Single-Phase System, 120 Vac, up to 6 kW:• 4.5 kW with SI

19 Parameter Lists SMA America, LLC190 SI4548-6048-US-BE-en-20 Operating Manual19.2.5 System Settings (250#)No. Name Description Value Explanation D

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 19106 ComBaud Baud rate 1,200 1,2004,8009,60019,20009 ComAdr Address for

19 Parameter Lists SMA America, LLC192 SI4548-6048-US-BE-en-20 Operating Manual19.2.6 Password Setting (280#)Observe the information on entering the

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 19304 OnTmh Operating hours of the Sunny Island in hours05 ClstCfgAt Set

19 Parameter Lists SMA America, LLC194 SI4548-6048-US-BE-en-20 Operating Manual313# Inverter Slave1 Diagnosis314# Inverter Slave2 DiagnosisNo. Name D

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 195315# Inverter Slave3 Diagnosis19.3.2 Battery Diagnosis (320#)06 FwVer2

19 Parameter Lists SMA America, LLC196 SI4548-6048-US-BE-en-20 Operating Manual02 StatTm Run time of statistics counter in days03 ChrgFact Charging f

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 19718 BatCurPkIn Maximum battery current in the charging direction (in A)

19 Parameter Lists SMA America, LLC198 SI4548-6048-US-BE-en-20 Operating Manual19.3.3 External Diagnosis (330#)331# Grid Diagnosis28 SocHgm020 Freque

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 199332# Generator Diagnosis19.4 Events, Warnings and Errors (History)19.4

2 Sunny Island 4548-US / 6048-US SMA America, LLC20 SI4548-6048-US-BE-en-20 Operating ManualSplit-Phase System, 240 Vac, up to 12 kW2 Sunny Island of

19 Parameter Lists SMA America, LLC200 SI4548-6048-US-BE-en-20 Operating Manual05 InvTmOpRnDur Running time for time-controlled inverter operation in

SMA America, LLC 19 Parameter ListsOperating Manual SI4548-6048-US-BE-en-20 201520# Operation Battery540# Operation Generator550# Operation MMCNo. Na

19 Parameter Lists SMA America, LLC202 SI4548-6048-US-BE-en-20 Operating Manual560# Operation GridThe 560# Operation Grid menu can only be seen if th

SMA America, LLC 20 TroubleshootingOperating Manual SI4548-6048-US-BE-en-20 20320 TroubleshootingIn general, the Sunny Island distinguishes between e

20 Troubleshooting SMA America, LLC204 SI4548-6048-US-BE-en-20 Operating Manual20.4 Handling of Pending Errors during the Booting ProcedureDuring the

SMA America, LLC 20 TroubleshootingOperating Manual SI4548-6048-US-BE-en-20 20520.6.2 Category BAT20.6.3 Category GENE107 Sleep mode (slave in single

20 Troubleshooting SMA America, LLC206 SI4548-6048-US-BE-en-20 Operating Manual20.6.4 Category GRD20.6.5 Category RELE404 Manual generator stopE405 M

SMA America, LLC 20 TroubleshootingOperating Manual SI4548-6048-US-BE-en-20 20720.6.6 Category SYSE614 Transfer relay on slave 2 closedE615 Transfer

20 Troubleshooting SMA America, LLC208 SI4548-6048-US-BE-en-20 Operating Manual20.7 Failure CategoriesThe Sunny Island distinguishes between five dif

SMA America, LLC 20 TroubleshootingOperating Manual SI4548-6048-US-BE-en-20 20920.8.1 Category INVDisplay no. Level DescriptionF109 3 Transformer ove

SMA America, LLC 2 Sunny Island 4548-US / 6048-USOperating Manual SI4548-6048-US-BE-en-20 21Double Split-Phase System, 240 Vac, up to 24 kW4 Sunny Is

20 Troubleshooting SMA America, LLC210 SI4548-6048-US-BE-en-20 Operating Manual20.8.2 Category BAT20.8.3 Category EXTDisplay no. Level DescriptionF20

SMA America, LLC 20 TroubleshootingOperating Manual SI4548-6048-US-BE-en-20 211W320 1 Disconnection from utility grid/generator due to excessive exte

20 Troubleshooting SMA America, LLC212 SI4548-6048-US-BE-en-20 Operating ManualW340 1 Disconnection from utility grid/generator due to voltage increa

SMA America, LLC 20 TroubleshootingOperating Manual SI4548-6048-US-BE-en-20 21320.8.4 Category GEN20.8.5 Category GRD20.8.6 Category RLY20.8.7 Catego

20 Troubleshooting SMA America, LLC214 SI4548-6048-US-BE-en-20 Operating ManualF706 4 Watchdog meter elapsed (watchdog tripped several times in succe

SMA America, LLC 20 TroubleshootingOperating Manual SI4548-6048-US-BE-en-20 215W744 1 Internal CAN communication of slave 1 is interruptedW745 1 Inte

20 Troubleshooting SMA America, LLC216 SI4548-6048-US-BE-en-20 Operating Manual20.8.8 AUX CategoryDisplay no. Level DescriptionF801 4 Plausibility ch

SMA America, LLC 20 TroubleshootingOperating Manual SI4548-6048-US-BE-en-20 21720.8.9 Category SYSW874 1 No PV voltage or short circuit on Sunny Isla

20 Troubleshooting SMA America, LLC218 SI4548-6048-US-BE-en-20 Operating Manual20.9 TroubleshootingAnswers are provided below for faults that may occ

SMA America, LLC 20 TroubleshootingOperating Manual SI4548-6048-US-BE-en-20 219Why is the display of the Sunny Island dark and why is nothing shown o

2 Sunny Island 4548-US / 6048-US SMA America, LLC22 SI4548-6048-US-BE-en-20 Operating ManualPosition DescriptionA DisplayB LEDs showing device operat

20 Troubleshooting SMA America, LLC220 SI4548-6048-US-BE-en-20 Operating ManualWhat can I do when the battery cell of a lead-acid battery can no long

SMA America, LLC 20 TroubleshootingOperating Manual SI4548-6048-US-BE-en-20 221How is it possible to change between wintertime and summertime operati

20 Troubleshooting SMA America, LLC222 SI4548-6048-US-BE-en-20 Operating ManualWhy is it that high outputs are being transferred back and forth betwe

SMA America, LLC 20 TroubleshootingOperating Manual SI4548-6048-US-BE-en-20 2232. Confirm the following view with <ENTER>.3. Set the maximum ex

20 Troubleshooting SMA America, LLC224 SI4548-6048-US-BE-en-20 Operating ManualIn emergency charge mode, process values are shown in the display. Par

SMA America, LLC 21 AccessoryOperating Manual SI4548-6048-US-BE-en-20 22521 AccessoryThe following overview details the accessories and spare parts f

22 Technical Data SMA America, LLC226 SI4548-6048-US-BE-en-20 Operating Manual22 Technical Data22.1 Sunny Island 4548-USOutput Data SI 4548-US-10Nomi

SMA America, LLC 22 Technical DataOperating Manual SI4548-6048-US-BE-en-20 227Battery capacity for lithium-ion batteries CBat50 Ah to 10,000 AhCharge

22 Technical Data SMA America, LLC228 SI4548-6048-US-BE-en-20 Operating ManualAmbient temperature − 13°F to +140°F ( − 25°C to +60°C)Interfaces SI 45

SMA America, LLC 22 Technical DataOperating Manual SI4548-6048-US-BE-en-20 22922.2 Sunny Island 6048-USOutput Data SI 6048-US-10Nominal AC voltage (a

SMA America, LLC 2 Sunny Island 4548-US / 6048-USOperating Manual SI4548-6048-US-BE-en-20 232.3 Scope of DeliveryCheck that the delivery is complete

22 Technical Data SMA America, LLC230 SI4548-6048-US-BE-en-20 Operating ManualCharge control IUoU procedure with automatic full and equalization char

SMA America, LLC 22 Technical DataOperating Manual SI4548-6048-US-BE-en-20 231Device protection Short-circuit, overload, overtemperatureAmbient tempe

23 Glossary SMA America, LLC232 SI4548-6048-US-BE-en-20 Operating Manual23 GlossaryAbsorption PhaseConstant voltage phase: A charging phase using con

SMA America, LLC 23 GlossaryOperating Manual SI4548-6048-US-BE-en-20 233BatteryA battery is an electrochemical energy storage that can release previo

23 Glossary SMA America, LLC234 SI4548-6048-US-BE-en-20 Operating ManualDCAbbreviation for "Direct Current"DeratingA controlled reduction i

SMA America, LLC 23 GlossaryOperating Manual SI4548-6048-US-BE-en-20 235Float ChargeMaintenance charge: Allows the batteries to be slowly charged to

23 Glossary SMA America, LLC236 SI4548-6048-US-BE-en-20 Operating ManualMPP TrackerRegulation of the power drawn so that a PV field remains as close

SMA America, LLC 23 GlossaryOperating Manual SI4548-6048-US-BE-en-20 237PV FieldSee PV arrayPV ArrayTechnical device for the conversion of solar ener

23 Glossary SMA America, LLC238 SI4548-6048-US-BE-en-20 Operating ManualSplit-PhaseA split-phase system is a three-conductor single-phase distributio

SMA America, LLC 23 GlossaryOperating Manual SI4548-6048-US-BE-en-20 239Inverter modeOperating mode of a battery inverter where it supplies the stand

2 Sunny Island 4548-US / 6048-US SMA America, LLC24 SI4548-6048-US-BE-en-20 Operating ManualPosition Quantity DesignationA1SunnyIslandB 1 Wall mounti

24 Compliance Information SMA America, LLC240 SI4548-6048-US-BE-en-20 Operating Manual24 Compliance InformationFCC ComplianceThis device complies wit

SMA America, LLC 25 ContactOperating Manual SI4548-6048-US-BE-en-20 24125 ContactIf you have technical problems with our products, please contact the

www.SMA-Solar.comSMA Solar Technology

SMA America, LLC 2 Sunny Island 4548-US / 6048-USOperating Manual SI4548-6048-US-BE-en-20 252.4 Required Tools and MaterialsThe following tools and

3 Safety SMA America, LLC26 SI4548-6048-US-BE-en-20 Operating Manual3 Safety3.1 Intended UseThe Sunny Island is a bidirectional inverter (battery i

SMA America, LLC 3 SafetyOperating Manual SI4548-6048-US-BE-en-20 27Alterations to the product, e.g. modifications or conversions, are permitted only

3 Safety SMA America, LLC28 SI4548-6048-US-BE-en-20 Operating ManualRisk of crushing injuries due to movable generator partsMoving parts in the gener

SMA America, LLC 3 SafetyOperating Manual SI4548-6048-US-BE-en-20 293.3 Potential HazardsInstallation altitudeThe Sunny Island has been designed for

SMA America, LLC Legal ProvisionsOperating Manual SI4548-6048-US-BE-en-20 3Legal ProvisionsCopyright © 2015 SMA America,LLC. All rights reserved.No p

3 Safety SMA America, LLC30 SI4548-6048-US-BE-en-20 Operating ManualDanger to life if the Sunny Island is used to supply energy to life-sustaining me

SMA America, LLC 4 MountingOperating Manual SI4548-6048-US-BE-en-20 314 Mounting4.1 Selecting the Mounting LocationObserve the following conditions

4 Mounting SMA America, LLC32 SI4548-6048-US-BE-en-20 Operating Manual• Mount the Sunny Island in such a way that the display is at eye level in orde

SMA America, LLC 4 MountingOperating Manual SI4548-6048-US-BE-en-20 334.2 Mounting the Sunny Island with the Wall Mounting Bracket

4 Mounting SMA America, LLC34 SI4548-6048-US-BE-en-20 Operating Manual4.2.1 Mounting the Sunny Island on a Stone Wall1. Place the wall mounting brac

SMA America, LLC 4 MountingOperating Manual SI4548-6048-US-BE-en-20 355. Attach the Sunny Island to the wall mounting bracket.6. Screw the Sunny Isla

4 Mounting SMA America, LLC36 SI4548-6048-US-BE-en-20 Operating Manual4.2.2 Mounting the Sunny Island using Wall StudsIf the Sunny Island is to be m

SMA America, LLC 5 Opening and ClosingOperating Manual SI4548-6048-US-BE-en-20 375 Opening and ClosingThe enclosure of the Sunny Island has a remova

5 Opening and Closing SMA America, LLC38 SI4548-6048-US-BE-en-20 Operating Manual5.2 Closing the Sunny Island1. Place the enclosure lid onto the enc

SMA America, LLC 6 Electrical ConnectionOperating Manual SI4548-6048-US-BE-en-20 396 Electrical ConnectionAll cables are routed through the openings

Important Safety Instructions SMA America, LLC4 SI4548-6048-US-BE-en-20 Operating ManualImportant Safety InstructionsSAVE THESE INSTRUCTIONSThis manua

6 Electrical Connection SMA America, LLC40 SI4548-6048-US-BE-en-20 Operating ManualAn overview of the different devices and their connection areas of

SMA America, LLC 6 Electrical ConnectionOperating Manual SI4548-6048-US-BE-en-20 416.1 GroundingDanger to life due to electric shock• Fuse the sub-d

6 Electrical Connection SMA America, LLC42 SI4548-6048-US-BE-en-20 Operating ManualConnecting the Grounding Conductor1. Install a conduit with a diam

SMA America, LLC 6 Electrical ConnectionOperating Manual SI4548-6048-US-BE-en-20 436.2 DC Connection6.2.1 Safety Precautions/ConditionsConnect a su

6 Electrical Connection SMA America, LLC44 SI4548-6048-US-BE-en-20 Operating ManualRisk of injury due to short-circuit currentsShort-circuit currents

SMA America, LLC 6 Electrical ConnectionOperating Manual SI4548-6048-US-BE-en-20 456.2.2 Cable DimensioningExample for Cable DimensioningWith a 48 V

6 Electrical Connection SMA America, LLC46 SI4548-6048-US-BE-en-20 Operating Manual6.2.3 Cable ProtectionThe DC circuit breaker in the Sunny Island

SMA America, LLC 6 Electrical ConnectionOperating Manual SI4548-6048-US-BE-en-20 47Installing the DC Connection1. Pull the positive DC cable through

6 Electrical Connection SMA America, LLC48 SI4548-6048-US-BE-en-20 Operating Manual6.3 AC Connection6.3.1 Cable ProtectionYou must connect the Sunn

SMA America, LLC 6 Electrical ConnectionOperating Manual SI4548-6048-US-BE-en-20 49Connecting the AC1 cable:1. Install a conduit with a diameter of 3

SMA America, LLC Important Safety InstructionsOperating Manual SI4548-6048-US-BE-en-20 5Markings on this ProductThe following symbols are used as prod

6 Electrical Connection SMA America, LLC50 SI4548-6048-US-BE-en-20 Operating Manual6. Insert N and L into the terminals labeled "AC1 Loads/Sunny

SMA America, LLC 6 Electrical ConnectionOperating Manual SI4548-6048-US-BE-en-20 51Connecting the AC2 Cable (Generator/Grid):1. Install a conduit wit

6 Electrical Connection SMA America, LLC52 SI4548-6048-US-BE-en-20 Operating Manual6.4 Additional Connections6.4.1 Inserting the Data CablesFor ins

SMA America, LLC 6 Electrical ConnectionOperating Manual SI4548-6048-US-BE-en-20 536.4.2 Connecting the Data Cable of the Lithium-Ion BatteriesRequi

6 Electrical Connection SMA America, LLC54 SI4548-6048-US-BE-en-20 Operating ManualConnecting the Battery Temperature Sensor1. Pierce a hole at a sui

SMA America, LLC 6 Electrical ConnectionOperating Manual SI4548-6048-US-BE-en-20 55Example:Connecting the Battery Current SensorDestruction of the ba

6 Electrical Connection SMA America, LLC56 SI4548-6048-US-BE-en-20 Operating Manual1. Pierce a hole at a suitable location in the cable support sleev

SMA America, LLC 6 Electrical ConnectionOperating Manual SI4548-6048-US-BE-en-20 57Number of slaves Connection procedure1 slave • Take the RJ45 cable

6 Electrical Connection SMA America, LLC58 SI4548-6048-US-BE-en-20 Operating Manual6.4.6 Multifunction Relay 1 and 2The Sunny Island offers you seve

SMA America, LLC 6 Electrical ConnectionOperating Manual SI4548-6048-US-BE-en-20 594. Connect the insulated conductors to the supplied three-pole ter

General Warnings SMA America, LLC6 SI4548-6048-US-BE-en-20 Operating ManualGeneral WarningsAll electrical installations must be made in accordance wit

6 Electrical Connection SMA America, LLC60 SI4548-6048-US-BE-en-20 Operating ManualGenerator startThe Sunny Island can control generators. The Sunny

SMA America, LLC 6 Electrical ConnectionOperating Manual SI4548-6048-US-BE-en-20 613. Connect the insulated conductors to the "BatVtgOut" t

6 Electrical Connection SMA America, LLC62 SI4548-6048-US-BE-en-20 Operating Manual6.5 Interface for External CommunicationYou can connect SMA commu

SMA America, LLC 6 Electrical ConnectionOperating Manual SI4548-6048-US-BE-en-20 632. Lead the cable from the outside through the enclosure opening (

6 Electrical Connection SMA America, LLC64 SI4548-6048-US-BE-en-20 Operating Manual8. The RS485 data bus of the Sunny Island is terminated using a te

SMA America, LLC 7 Control ElementsOperating Manual SI4548-6048-US-BE-en-20 657 Control ElementsIn order to commission the Sunny Island, you should

7 Control Elements SMA America, LLC66 SI4548-6048-US-BE-en-20 Operating Manual7.2 DC Circuit BreakerThe DC circuit breaker is used to switch on/off

SMA America, LLC 7 Control ElementsOperating Manual SI4548-6048-US-BE-en-20 677.4 Meaning of the Light-Emitting Diodes (LED)On the Sunny Island cont

8 Commissioning SMA America, LLC68 SI4548-6048-US-BE-en-20 Operating Manual8 Commissioning8.1 RequirementsThe Quick Configuration Guide (QCG) allow

SMA America, LLC 8 CommissioningOperating Manual SI4548-6048-US-BE-en-20 691. Switch the DC circuit breaker of the Sunny Island to "ON".☑ T

SMA America, LLC Table of ContentsOperating Manual SI4548-6048-US-BE-en-20 7Table of Contents1 Information on this Document. . . . . . . . . . . . .

8 Commissioning SMA America, LLC70 SI4548-6048-US-BE-en-20 Operating Manual– System configuration (see table for setting options)–Date/time– Battery

SMA America, LLC 8 CommissioningOperating Manual SI4548-6048-US-BE-en-20 71GenGrid:– Maximum generator current (0 A to 224 A), default setting: "

8 Commissioning SMA America, LLC72 SI4548-6048-US-BE-en-20 Operating Manual8.3 Commissioning the battery current sensorIn the event you have install

SMA America, LLC 8 CommissioningOperating Manual SI4548-6048-US-BE-en-20 73Make sure the insulated conductors have the correct polarity.– BatCur+ to

9 Switching On and Off SMA America, LLC74 SI4548-6048-US-BE-en-20 Operating Manual9 Switching On and Off9.1 Switching On1. Check the following requ

SMA America, LLC 9 Switching On and OffOperating Manual SI4548-6048-US-BE-en-20 754. Press and hold <ENTER>.☑ Process bar is shown in the displ

9 Switching On and Off SMA America, LLC76 SI4548-6048-US-BE-en-20 Operating Manual3. Disconnect the Sunny Island from the voltage sources (AC1 and AC

SMA America, LLC 9 Switching On and OffOperating Manual SI4548-6048-US-BE-en-20 775. Monitor the generator startup and check that the Sunny Island sw

10 Operation SMA America, LLC78 SI4548-6048-US-BE-en-20 Operating Manual10 OperationThe main menu consists of a "Home Screen" and the other

SMA America, LLC 10 OperationOperating Manual SI4548-6048-US-BE-en-20 7910.1 Menu StructureThe navigation area includes the "Home Screen" a

Table of Contents SMA America, LLC8 SI4548-6048-US-BE-en-20 Operating Manual6 Electrical Connection . . . . . . . . . . . . . . . . . . . . . . . .

10 Operation SMA America, LLC80 SI4548-6048-US-BE-en-20 Operating ManualOverview of the Menu Structure:

SMA America, LLC 10 OperationOperating Manual SI4548-6048-US-BE-en-20 81100# Meters - Display valuesIn this main menu, you will find the display valu

10 Operation SMA America, LLC82 SI4548-6048-US-BE-en-20 Operating Manual600# Direct Access − Direct access to the parametersThis is a main menu that

SMA America, LLC 10 OperationOperating Manual SI4548-6048-US-BE-en-20 8310.3 Direct Access - Direct Access to the ParametersThe "600# Direct Acc

10 Operation SMA America, LLC84 SI4548-6048-US-BE-en-20 Operating ManualBat1 (Battery values 1)Bat2 (Battery values 2)Position DescriptionA Name of t

SMA America, LLC 10 OperationOperating Manual SI4548-6048-US-BE-en-20 85Inv (AC Values of Inverter)InvTot (Total AC Values of Inverter)Ext (AC Values

10 Operation SMA America, LLC86 SI4548-6048-US-BE-en-20 Operating ManualExtTot (Total AC Values of External Source)OpStt (Inverter and Generator Stat

SMA America, LLC 10 OperationOperating Manual SI4548-6048-US-BE-en-20 8710.5 Entering the Installer PasswordThe password is dependent on the operatin

10 Operation SMA America, LLC88 SI4548-6048-US-BE-en-20 Operating Manual8. Confirm the password by pressing <ENTER>.☑ The installer password ha

SMA America, LLC 10 OperationOperating Manual SI4548-6048-US-BE-en-20 89The Sunny Island also shows the following values one after the other in the u

SMA America, LLC Table of ContentsOperating Manual SI4548-6048-US-BE-en-20 98 Commissioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

10 Operation SMA America, LLC90 SI4548-6048-US-BE-en-20 Operating ManualBatteryLoad side (Loads/Sunny Boys)Utility poleThe Sunny Island is working wi

SMA America, LLC 10 OperationOperating Manual SI4548-6048-US-BE-en-20 9110.7 Parameter DisplayParameters on the Sunny Island are displayed as follows

10 Operation SMA America, LLC92 SI4548-6048-US-BE-en-20 Operating Manual10.8 Display of EventsThe Sunny Island can display a list of events:The seria

SMA America, LLC 11 Data Storage on SD Memory CardOperating Manual SI4548-6048-US-BE-en-20 9311 Data Storage on SD Memory CardThe Sunny Island can st

11 Data Storage on SD Memory Card SMA America, LLC94 SI4548-6048-US-BE-en-20 Operating ManualThe files on the SD memory card have the following meani

SMA America, LLC 11 Data Storage on SD Memory CardOperating Manual SI4548-6048-US-BE-en-20 95The Sunny Island supports the acquisition of measurement

11 Data Storage on SD Memory Card SMA America, LLC96 SI4548-6048-US-BE-en-20 Operating ManualInsert the SD memory card with the cut corner pointing d

SMA America, LLC 11 Data Storage on SD Memory CardOperating Manual SI4548-6048-US-BE-en-20 9711.3 Saving and Loading ParametersYou can configure and

11 Data Storage on SD Memory Card SMA America, LLC98 SI4548-6048-US-BE-en-20 Operating Manual11.6 Firmware UpdateThe firmware of the Sunny Island can

SMA America, LLC 11 Data Storage on SD Memory CardOperating Manual SI4548-6048-US-BE-en-20 99Proceed as follows for a firmware update:1. Create a bac