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Outback Power Systems GS8048 User's Manual

1. 39 900 0020 01 00 3 Table of Contents Warning MESSdGES di zdej sena 40 5 5 42 Sell SEE ESS AA V SE DEER 43 Specifications PA A PAT PE A OE O ARA ER ROA PEPI AA le Specifications for Model GS8048 45 Environmental Specifications ENEE 46 Te IEN EE 46 Firmware REVISION 4832 SEE ee eiT KS R 47 Default Settings and Ranges EE 47 Product Registration BEES SUE 9 Extended aa 50 Wa rra nty 51 How to Arrange for Warranty EE 52 Contacting OUtBack EE 52 Troubleshooting Return Material Authorization IRMA NEEN 52 Returning Product to OutBack ENEE 53 Le WE Ee ER Index 55 List of Tables Table 1 Terms and Definitions Tabl
2. Specification Value Nominal DC Input Voltage 48 Vdc Continuous Output Power at 25 8000 VA AC Output Voltage 120 240 Vac AC Output Freguency 60 hz Continuous AC Output Current at 25 33 3 Aac at 240 Vac Waveform True Sinewave CEC Weighted Efficiency 90 Total Harmonic Distortion maximum lt 5 Harmonic Distortion maximum single voltage lt 2 Output Voltage Regulation 2 Maximum Output Current 1 ms peak 100 Aac at 240 Vac 200 Aac at 120 Vac Maximum Output Current 100 ms RMS 70 7 Aac at 240 Vac Overload Capability 100 ms surge 16 97 kVA Overload Capability 5 second 12 kVA Overload Capability 30 minute 9 kVA Idle Consumption Invert mode no load 30 watts Idle Consumption Search Mode 9 9 watts AC Input Voltage Range Adjustable L1 or L2 108 132 Vac AC Input Frequency Range 54 66 Hz AC Input Current Maximum 55 Aac at 240 Vac Grid Interactive Voltage Range Default L1 or L2 108 132 Vac Grid Interactive Frequency Range Default L1 or L2 59 3 60 5 Hz Battery Charger Maximum AC Input 30 Aac at 240 Vac Battery Charger Maximum DC Output 115 Adc DC Input Voltage Range 40 64 Vdc DC Input Current at Rated Power 200 Adc Maximum DC Input Current on Surge 424 2 Adc Auxiliary Output 0 7 Adc at 12 Vdc Auxiliary Relay 10 A at 250 Vac or 30 Vdc Table8 Mechanical Specifications for Model GS8048 Specification
3. aia Equalization NI Float Stage Functional Test Functions AG Input MI MI a ein niani 17 Liebl High Battery Cut Out 16 High Battery Transfer 15 55 eg 2 46 Input amp lt 7 11 17 20 22 23 Input elt EEN 17 lag e E 16 L LBCO Low Battery Cut Out eessen 16 Levels Power 29 Ae 31 MATE or MATE et 7 MATES EE 8 MAI 15 32 5 NE beri 7 Bak Ul Pivski ve ae 14 El Ee EE 11 GELA Tie BE 12 15 32 SUD POTE 12 ESE wR VRE TRN 14 OPES E 20 P Parallel Stacking NEEN 28 Be e 29 Powering DOWN ENEE 10 R 49 seven bno 46 RELAY AUX 30 Remote System Display eccsescssecseccssccsscccscecteecseesneeets 2 Remote Temperature Sensor 26 Response TIMES ecsscsscscscscsecsesecscsecsce
4. 2 900 0020 01 00 Rev A Table of Contents Important Safety Instructions EEN TT Ee 1 Et 1 Kl 1 General EE 2 Introd uction ER Welcome to OutBack Power Technologies seen 5 System Display Een 6 Commissioning SEIN TE O OE OE DOO ET E AE PRO EDS ET ROE FunctiONAl TSS EEN 7 Pre startup Procedures SUA TI EEN Powering Down Adding New Devices zi Firm Ware EE Operation EE 2 4 E 9 ELE e 9 SUP POMC devas O V O O IE O A O a a O Grid Tied Inverting sc 5 eege Battery Charging Charging K re Se EE anno a dana a a a ae aa ea ana Battery Temperature Compensation Multiple Inverter Installations Stacking Power Save LeVEIS cssscsssssssecssecssseseesseerseecseesneests EEN Ed UE System Displav Based Advanced Generator Start AGS En High ele Grid Use Trou bleshooting A EJ JC Basic DE 33 5
5. OutBack Power Technologies RMA 6115 192nd Street NE Arlington WA 98223 USA The customer must insure the shipment or accept the risk of loss or damage during shipment Ifa shipping box is needed for return of a Product OutBack will send a shipping box upon reguest IMPORTANT OutBack is not responsible for shipping damage caused by improperly packaged Products the repairs this damage might require or the costs of these repairs If upon receipt of the Product OutBack determines the Product or Product part is defective and that the defect is covered under the terms of this Warranty OutBack will then and only then ship a repaired or replacement Product or Product part to the purchaser freight prepaid non expedited using a carrier of OutBack s choice where applicable If Product fails in ninety 90 or fewer days from original purchase date OutBack will replace with a new Product If Product fails after ninety 90 days and up to expiration of warranty OutBack will at its discretion either repair and return a Product or ship a replacement Product OutBack will determine whether a Product is to be repaired or replaced in accordance with Product age and model OutBack will authorize advance shipment of a replacement based on Product age and model In cases where an OutBack dealer or distributor replaces a Product more than ninety 90 days old with a new Product OutBack will NOT compensate that dealer or distributor with
6. Jumper J3 missing Unit defaulted off present initial install J3 confirmed present Inverter set to Off Inverter set to Search Search mode Unit is slave and is in Power Save mode Use a DC voltmeter to check the voltage directly on the DC terminals If not present the problem is external If present the inverter could be damaged Contact OutBack Technical Support see inside front cover of this manual See the Installation Manual for the location of J3 Confirm the jumper is present If missing replace the jumper Or follow the Installation Manual instructions to install an external switch The Radian inverter is given an initial OFF command in the factory With DC present use narrow pliers to remove jumper J3 from its pins Once removed install it again This is the equivalent of jiggling the switch MATE3 system display only Set to On with the IMVERTER hot key MATE3 system display only If constant power is required set to On with the INVERTER hot key If this setting was intentional then no action is reguired MATE3 system display only Check Power Save levels in the Inverter Stacking menu and test with loads Determine if the inverter comes on at the appropriate levels If this setting was intentional then no action is required 33 Troubleshooting Table2 Troubleshooting Will not connect to the AC source 34 No AC input Check the AC voltage on the inverte
7. to augment the AC source If more renewable energy is produced Support Backup UPS and than the loads can consume the AC source is judged unnecessary Mini Grid input modes and the inverter disconnects from it See page 19 Conflicting programming MATE3 system display only Check to see if more than one of the following are enabled Mini Grid HBX Grid Use Time These have conflicting priorities and only one can be used at a time 900 0020 01 00 Rev A Troubleshooting Table2 Troubleshooting Symptom Possible Cause Possible Remedy Charge complete or nearly Check the DC voltage and charging stage using the MATEJ if complete present Confirm with DC voltmeter MATE3 s DC meter reads Check the DC voltage on the inverter s DC terminals If different significantly higher than actual from the reading the inverter could be damaged battery voltage Otherwise check the DC voltage on batteries with a voltmeter If different from the reading on the inverter this could be a DC Low charge rate connection problem High output loads If total loads Turn off some of the output loads and test the charge rate again and charge exceed the AC input setting charge rate decreases to give priority to the loads Generator input mode in use Radian charge rate is limited in this mode see page 9 No AC input See Will not connect to AC category Will not charge Charger set to Off MATE3 system display only Check
8. gt Ifthe AC loads exceed the amperage setting the charger will begin operating in reverse It will take power from the batteries and use it to support the incoming AC current 10 900 0020 01 00 Rev A Grid Tied IMPORTANT Selling power to the utility company requires the authorization of the local electric jurisdiction The method used by the local utility company to accommodate this will depend on their policies on this issue Some may pay for power sold others may issue credit Some policies may prohibit the use of this mode altogether Please check with the utility company and obtain their permission before using this mode The Grid Tied mode allows the Radian inverter to become grid interactive This means that in addition to using power from the utility grid for charging and loads it can also convert excess battery power and sell it to the utility grid Excess battery power usually comes from renewable energy sources such as PV arrays hydroelectric turbines and wind turbines In this mode the inverter will offset the loads with excess renewable energy if it is available from the batteries See page 19 for more information on the Offset function If additional energy is available beyond what is consumed by the loads the energy will be sold to the utility grid The grid interactive function is referenced heavily in the Battery Charging section as it is integrally tied with the battery charger Where the charger d
9. 0 105 6 lt V lt 132 0 60 0 no cessation no cessation 132 0 lt V lt 144 0 60 0 1 0 60 0 V gt 144 0 60 0 0 16 9 6 120 0 lt 59 3 0 16 9 6 120 0 gt 60 5 0 16 9 6 900 0020 01 00 Rev A The acceptance ranges are selected using the system display In the the options IEEE and user gt The EEE option allows a range of 108 132 Vac at 59 3 60 5 Hz gt The user option does not have a fixed voltage setting It follows the upper and lower limit settings in the Grid AC Input Mode and Limits menu The default is a range of 108 132 Vac Reconnection delay is 6 seconds Sell delay is 5 minutes These settings are not adjustable Firmware Revision This manual applies to Radian series inverter chargers with a firmware version of 001 000 xxx or higher Default Settings and Ranges INVERTER Hot Key CHARGER Hot Key AC Input Hot Key Search AC Input and Current Limit Grid AC Input Mode and Limits Gen AC Input Mode and Limits AC Output Low Battery Battery Charger Battery Egualize 900 0020 01 00 Rev A Table 11 Inverter Mode Charger Control AC Input Mode GS8048 Inverter Settings On Off or Search On or Off Drop or Use Sensitivity see page 16 for increments 10 0 250 Pulse Length Pulse Spacing Input Priority 8 AC cycles 60 AC cycles 4 cycles 4 cycles id or Gen 20 AC cycles 120 AC cycles Grid Input AC Limit Ge
10. Battery to AC inverting which delivers split phase 120 240 Vac at 60 Hz gt AC to battery charging from any AC source gt Uses energy from photovoltaic arrays wind turbines and other renewable resources Use of OutBack FLEXmax charge controllers will optimize power production from PV sources gt Dual AC inputs allow direct connection to utility grid and AC generator gt Rapid transfer between AC source and inverter output with minimal delay time gt Six selectable input modes for different applications Generator Support Grid Tied UPS Uninterruptible Power Supply Backup Mini Grid 8000 watts 8 kW continuous power at 48 Vdc 16 97 kVA peak surge capacity Stackable in parallel configuration up to 10 inverters VV V V Modular internal design allows low idle consumption and high efficiency at both high and low power operation V Field upgradeable firmware Certified by ETL to UL1741 and CSA C22 2 gt Uses System Display and Controller V Figure 1 GS8048 Inverter Charger Radian Series Inverter Charger is not intended for use with the OutBack or MATE2 System Display and Controller It is only compatible with the MATE3 System Display and Controller 900 0020 01 00 Rev A 5 System Display and Controller The Radian inverter charger has no external controls It can operate normally without an external control or
11. Inc along with the Product Registration Please submit within 90 days of the first retail sale ofthe inverter s Please indicate the quantity of each product Be sure to keep a copy for your records 50 900 0020 01 00 Rev A Warranty 5 Year Limited Warranty for Radian Products OutBack Power Technologies Inc OutBack provides five year 5 limited warranty Warranty against defects in materials and workmanship for its Radian Series products Product if installed in fixed location applications The term of this Warranty begins on the Product s initial purchase date or the date of receipt of the Product s by the end user whichever is later This must be indicated on the invoice bill of sale and or warranty registration card submitted to OutBack This Warranty applies to the original OutBack Product purchaser and is transferable only if the Product remains installed in the original use location The warranty does not apply to any Product or Product part that has been modified or damaged by the following gt Installation or Removal gt Alteration or Disassembly gt Normal Wear and Tear gt Accident or Abuse gt Corrosion gt Lightning gt Repair or service provided an unauthorized repair facility gt Operation or installation contrary to manufacturer product instructions gt Fire Floods or Acts of God gt Shipping or Transportation gt Incidental or consequential damage caused by oth
12. Inverter s output has been connected to its input Voltage shifts are the result of trying to match its own voltage Low AC input voltage Can be caused by weak AC source or by faulty input connection A generator is connected to the input terminals while the unit is in the Grid Tied input mode When the inverter senses a rise in grid voltage while selling it reduces the sell current to avoid forcing the voltage to unacceptable levels Check AC input voltage while selling The inverter may be behaving correctly Check AC voltage on the inverter s input test points See page 33 If not consistent the problem is external system display only AC source voltage may have dipped or hovered at a low enough point to crash a sensitive load before the inverter could take over This can happen if the inverter s Grid AC Input Voltage Limits or Gen AC Input Voltage Limits were turned down to accommodate a problematic AC source To make the inverter respond sooner raise the lower limit setting in the appropriate menu If this setting was intentional then no action is reguired The unit will take a moment to come out of Search mode after transferring MATE3 system display only If constant power is required set to ON with the INVERTER hot key If this setting was intentional then no action is required MATE3 system display only Most of the inverter s input modes feature an approximately 12 ms transfer time Certain
13. Protective Earth PE Grounding Electrode Conductor and GEC Grid interactive Utility grid power is available for use and the inverter is a model capable of returning selling grid intertie grid tie electricity back to the utility grid High Battery Transfer a function of the remote system display testing of electrical products C 77777707 C TT RELAY AUX Auxiliary connection that uses switch relay contacts to control external devices RATS Remote Temperature Sensor accessory that measures battery temperature for charging Split phase A type of utility electrical system with 2 hot lines that are 120 Vac with respect to neutral and 240 Vac between the hot lines common in North America System display Remote interface device such as the used for monitoring programming and communicating with the inverter also called remote system display UL Underwriters Laboratories refers to a set of safety standards governing electrical products Utility grid The electrical service and infrastructure supported by the electrical or utility company also called mains utility service or grid General Safety WARNING Limitations on Use This equipment is NOT intended for use with life support equipment or other medical equipment or devices CAUTION Equipment Damage Only use components or accessories recommended or sold by OutBack Power Technologies or its authorized agents
14. Rebulk voltage see below the inverter will restart the cycle beginning at Bulk stage If the batteries do not drop below Rebulk the charger will not enter the Bulk stage and will return to its previous stage New Absorption Stage When entering the second stage Absorption the charger will not necessarily run through its full duration The timer will count down whatever time remains from the previous cycle or whatever time it has accumulated since then Absorption Timer The Absorption timer does not reset to its maximum like the Float timer does Instead the timer counts upward gaining time whenever the battery voltage drops below the Rebulk point This means that the Absorption period may not always be the same depending on how much time it has acquired The Rebulk voltage is 48 8 Vdc This is a fixed setting and cannot be changed For as long as the inverter remains below this voltage the Absorption timer will gain an equal amount of time This dictates the duration of the Absorption stage Note that in Figure 5 the duration of time spent below the Rebulk voltage is the same as the subsequent Absorption period as shown by the small arrows If the battery voltage drops below 48 0 Vdc the timer increments counts upward at double the normal rate For example if the batteries spent 8 minutes below this voltage 16 minutes would be added to the Absorption timer Similarly if the battery voltage drops below 47 2 Vdc the timer in
15. Shed OFF Batt lt 56 Vdc 48 Vdc 72 Vdc Load Shed OFF Delay 18 Secs 6 Secs 1500 Secs Gen Alert ON Batt lt 44 Vdc 40 Vdc 56 Vdc Gen Alert ON Delay 30 Secs 6 Secs 1500 Secs Gen Alert OFF Batt gt 56 Vdc 48 72 Auxiliary Output Gen Alert OFF Delay 30 Secs 6 Secs 1500 Secs Vent Fan ON Batt gt 56 Vdc 48 Vdc 72 Vent Fan Off Delay 18 Secs 6 Secs 1500 Secs DC Divert ON Batt gt 56 Vdc 48 Vdc 72 Vdc DC Divert ON Delay 30 Secs 6 Secs 1500 Secs DC Divert OFF Batt lt 44 Vdc 40 Vdc 56 DC Divert OFF Delay 30 Secs 6 Secs 1500 Secs AC Divert ON Batt gt 56 Vdc 48 Vdc 72 Vdc AC Divert ON Delay 30 Secs 6 Secs 1500 Secs AC Divert OFF Batt lt 44 Vdc 40 vdc 56 Vdc AC Divert OFF Delay 30 Secs 6 Secs 1500 Secs Aux Control Off Off Auto or On Load Shed Gen Alert Fault Vent Fan Cool Fan DC Divert IEEE Source Status AC Divert Load Shed ON Batt gt 56 Vdc 40 Vdc 72 Vdc Load Shed ON Delay 30 Secs 6 Secs 1500 Secs Load Shed OFF Batt lt 56 Vdc 48 Vdc 72 Vdc Load Shed OFF Delay 18 Secs 6 Secs 1500 Secs Gen Alert ON Batt lt 44 Vdc 40 Vdc 56 Vdc Gen Alert ON Delay 30 Secs 6 Secs 1500 Secs Gen Alert OFF Batt gt 56 Vdc 48 Vdc 72 Vdc Gen Alert OFF Delay 30 Secs 6 Secs 1500 Secs Vent Fan ON Batt gt 56 Vdc 48 Vdc 72 Vdc Vent Fan Off Delay 18 Secs 6 Secs 1500 Secs DC Divert ON Batt gt 56 Vdc 48 Vdc 72 Vdc DC Divert ON Delay 30 Secs 6 Secs 1500 Secs DC Divert OFF Batt lt 44 Vdc 40 V
16. aE i 49 eege iinn es 52 SHIPPING D 53 900 0020 01 00 Rev A THIS PAGE INTENTIONALLY LEFT BLANK 900 0020 01 00 Rev A 57 Out Back POWER member of The ahim Group North America 5917 195 St 7 Arlington WA 98223 USA 1 360 435 6030 900 0020 01 00 Rev A
17. for more instructions One or more messages will display Y yes Ifa message says N no it is not the cause of the disconnect The system display may generate concurrent Event and Warning message following the disconnect See previous page Ifthe AC source is removed the Warning will be blank but the cause of the last disconnect will remain Disconnect messages only display the reason for the disconnection they cannot correct it It is usually the result of external conditions not an inverter fault If the condition is corrected the inverter will reconnect A few settings can be changed to accommodate problems with the AC source The reasons shown in the Sell Status menu for ceasing to sell power see next page are not the same as disconnect messages although they may be caused by the same circumstance A grid interactive unit can stop selling and still remain connected to the utility grid Table 5 Disconnect Troubleshooting Message Definition Possible Remedy Freguency Too High The AC source has exceeded Check AC source If it is a generator reduce speed 66 Hz Freguency Too Low The AC source has dropped below Check AC source If it is a generator increase speed 54 Hz Voltage gt Maximum The AC source has exceeded Check AC source The inverter s acceptance range 140 Vac default value on either is adjustable L1 or L2 NOTE Adjusting the range may accommodate a problematic AC source but it will not fix
18. interface Basic modes and settings are pre programmed at the factory See page 47 for default settings The Radian inverter has no display or LED indicators It is not possible to monitor its status or operating mode without a metering device The MATE3 System Display and Controller sold separately is an OutBack product designed to accommodate programming and monitoring of an OutBack power system The MATE3 provides the means to adjust the factory default settings to correctly match the installation where needed It also provides the means to monitor system performance and troubleshoot fault or shutdown conditions Once settings are modified using a the be removed from the installation The settings are stored in the non volatile memory of the Radian However it is highly recommended to include as part of the system This provides the means to monitor system performance respond quickly should it be necessary to correct a fault or shutdown condition The MATE3 s Configuration Wizard is capable of automatically configuring inverters to a series of preset values This is often more efficient than attempting to manually program each setting in each inverter Affected fields include system type battery charging and AC source configuration For more information see the MATE3 Owner s Manual NOTE The Radian Series Inverter Charger can only be used with MATE3 firmware revision 002 005 xxx or high
19. loads such as highly sensitive computers may not respond well The UPS input mode has a transfer time of less than 4 ms Select this mode for the appropriate input See page 12 The unit can transfer more power than it can invert If loads are oversized the unit will falter or crash when switching to batteries Reduce the size of the loads Battery cables smaller than recommended will cause a significant voltage drop when switching to batteries acting like either an overload or a low battery condition Size all cables correctly Disconnect AC input wires and turn inverter on Test the AC input and neutral test points with an AC voltmeter See page 33 If voltage appears there the transfer relay may be jammed Contact OutBack Technical Support see inside front cover of this manual This problem is not common If this occurs it will likely occur on only the Grid or Gen input not both Disconnect the wires from the inverter s AC input or AC output terminals or both If the problem immediately disappears it is an external wiring issue inverter s AC HOT IN and AC HOT OUT must remain isolated from each other Test AC hot and neutral input test points with an AC voltmeter See page 33 If low or fluctuating this is an external problem The inverter is not intended to sell power to a generator The selling activity will drive the generator voltage up to the disconnection point It will then reconnect to the generator a
20. master can handle alone Programming involves using the MATE3 to assign a status and stacking value to the inverter on each port See the MATE3 and HUB manuals for programming instructions HUB4 Additional Ports Port 1 MATE Port Figure6 OutBack HUB4 and IMPORTANT gt master inverter must always be connected to port 1 on the HUB Connecting it elsewhere or connecting a slave to port 1 will result backfeed or output voltage errors which will shut the system down immediately gt Installing multiple inverters without stacking them or stacking them incorrectly will result in similar errors and shutdown gt Although stacking allows greater capacity the loads wiring and overcurrent devices must still be sized appropriately Additional terminations and bus bars may be required Overloading may cause circuit breakers to open or the inverters to shut down 26 900 0020 01 00 Rev A Operation In parallel stacking two or more inverters are stacked to create single common 120 240 Vac bus gt The master provides the primary output The slaves are connected to the same output and assist the master gt The slave inverters can be programmed to activate on demand reducing idle power consumption They will remain off until the loads exceed a certain threshold gt A two inverter system can continuously power 16 kVA of loads gt Up to ten inverters may be installed in a paralle
21. may not be large enough to supply enough current for both charging and loads If the combined charging and loads exceed this setting the inverter will reduce its charge rate and give priority to the loads If the loads exceed this number on their own the charge rate will be reduced to zero gt The Support input mode allows the Radian inverter to support the AC source with power from the batteries See page 10 gt If multiple parallel inverters are installed with an AC source of limited amperage the total combined amperage settings for all units must be less than the AC input circuit The Configuration Wizard in the MATE3 can perform this calculation However the inverters do not perform this calculation If the MATE3 or the Configuration Wizard are not used it is necessary to divide the input size by the number of inverters and assign an equal part of the amperage to each port AC Source Acceptance The input source must meet the following specifications to be accepted gt L1 to neutral 120 Vac 12 Vac default setting and gt L2 to neutral 120 Vac 12 Vac default setting and gt 60Hz 6Hz When these conditions are met the inverter will close its transfer relay and accept the input source This occurs after a delay which is specified below If the conditions are not met the inverter will not accept the source If it was previously accepted and then rejected the inverter will open the relay and return to inverting power f
22. new stock unless the exchange was authorized in advance by OutBack Out of Warranty If Product is out of warranty OutBack will repair and return Product for a fee Alternately if applicable OutBack will advance ship replacement parts for a fee upon request If a shipping box is needed for return of out of warranty Product OutBack will send a shipping box upon request The customer is responsible for paying shipping to OutBack The warranty period of any repaired or replacement Product or Product part is ninety 90 days from the date of shipment from OutBack or the remainder of the initial warranty term whichever is greater This Warranty is void for any Product that has been modified by the customer without authorization by OutBack A Product with a voided warranty will be treated the same as one with an expired warranty 900 0020 01 00 Rev A 53 THIS PAGE INTENTIONALLY LEFT BLANK 54 900 0020 01 00 Rev A 7 10 year Warfa nty sorgen ner 50 EA 30 Absorption Stage ENEE AG DiO ER AE EVE AC Source Acceptance AC Test Points Battery Charging Battery Charging Graph Charging Absorption Stage ENEE Float Stage Float Timer New Compliance Testing 00 0 Cool Fan 900 0020 01 00 Rev A D Default Settings EEN 47 Definitions Design Disconnect Diversi n
23. of settings Mini Grid uses settings which tend to prevent the batteries from excessive discharge however most of its settings are automatic and do not allow customization HBX works more efficiently when the renewable source is larger but there is no specific requirement for renewable size Mini Grid is unable to work properly unless the renewable source is larger than the size of the loads See previous page If this condition is not met Mini Grid will not disconnect the inverter from the utility grid HBX can be combined with the settings of any other Radian input mode Generator UPS etc The Mini Grid input mode is naturally limited to its own settings and does not have access to certain functions of other modes See the first bullet above page 32 and the MATE3 Owner s Manual for more information on HBX 14 900 0020 01 00 Rev A Functions The items in this section are states of operation common to all Radian inverters These functions can be used in most or all of the input modes described in the preceding section Some can be manually selected or enabled others are automatic All items identified as settable or adjustable have set points which can be accessed using the remote system display See the MATE3 Owner s Manual for instructions on locating these set points The default settings and ranges of adjustment are listed beginning on page 47 of this manual Inverting The Radian inverter converts DC voltage from
24. or irregular waveform may not be accepted by the inverter This mode allows these waveforms to be accepted The charging algorithm of this mode is designed to work well with any AC generator regardless of power guality or regulation mechanism The generator must still comply with the inverter s nominal input specifications in the Input section of this manual See page 16 CHARGING In this mode when the charger is enabled the Radian will use the AC source to charge the battery bank See page 20 It will proceed through the battery charging cycle until it reaches the Float stage It will then remain in the Float stage and maintain the batteries for as long as the AC source is present BENEFITS gt The Radian inverter will charge the batteries from the generator even when the generator is undersized of low guality or has other problems The recommended parameters for sizing a generator are listed on page 18 gt In cases where utility grid power is unstable or unreliable Generator mode may allow the Radian inverter to accept the power gt This mode has a programmable delay time which will allow a generator to stabilize before connection In the MATE3 this menu item is Connect Delay It is available in either the Grid AC Input Mode and Limits or the Gen AC Input Mode and Limits menu depending on which input is being programmed 900 0020 01 00 Rev A 9 Operation NOTES gt Support Offset grid interactive functi
25. specified on page 15 Inverter has exceeded its maximum allowed operating temperature slave was ordered to transfer to AC by the master but no AC is present The unit continues inverting This is the only Error that is not accompanied by a shutdown Check loads and measure current draw Remove loads as necessary Check the loads and wiring This issue is usually the result of a wiring problem a short as opposed to a poorly sized load Disconnect the AC OUT wires from the inverter Check the wires not the inverter with an AC voltmeter If an AC source is present shut it off Check stacking programming and designation of master See page 25 Check for output backfeed from an external source Donnect output if necessary If this error accompanies other errors treat those conditions as appropriate If it occurs by itself Recharge the batteries The error will clear automatically if an external AC source is connected and the inverter s charger comes on Check the charging source This problem is usually the result of external charging This error will clear automatically if conditions are removed Allow the inverter to remain off for a short time to reduce the temperature or add external cooling Check the AC voltage on the inverter input terminals If AC voltage is not present problem is external If AC voltage is present the unit may be damaged Contact OutBack Technical Support see inside fr
26. that control whether it sells power The inverter may accept AC power but refuse to sell if the acceptance criteria are met but the grid interactive criteria are not See the Grid Tied input mode on page 11 900 0020 01 00 Rev A 17 Operation Generator A generator should be sized to provide enough power for all inverters both for loads and for battery charging It is usually recommended that the generator be sized at twice the wattage of the inverter system Many generators may not be able to maintain AC voltage or frequency for long periods of time if they are loaded more than 80 of rated capacity The generator is required to have a stable output before its power is accepted by the inverter Some generators with less stable or uneven outputs may not be accepted The use of the Generator input mode may assist with this problem Transfer The inverter uses a transfer relay to alternate between the states of inverting and of accepting an AC source Until the relay energizes the L1 and L2 output terminals are electrically isolated from the input that is in use When it closes the L1 input and output terminals become electrically common The same is true for the L2 input and output terminals The terminals for the unused input remain isolated during this time When the relay changes states the physical transfer delay is approximately 12 milliseconds with the exception of the UPS input mode The relay contacts are limited to 55 am
27. 0 Rev A 21 Operation This setting is typically lower than the Float voltage setting Although the batteries are not discharged they are maintained at a somewhat lower voltage so that the maximum amount of power can be exported It is recommended that this item be set at the batteries natural rest voltage In the Grid Tied input mode excess power is sent first to any loads on the inverter s output using the Offset function see page 19 If the exported power exceeds the load requirements the excess is sold back to the utility grid using the inverter s AC input terminals The unit will maintain this activity for as long as excess power is available See page 11 for more notes on the Grid Tied input mode Regardless of the input mode setting if no renewable energy is present the inverter will exit or skip this step and enter Silent Silent This is not a charging stage but a quiescent period between stages The inverter remains on the AC source but the charger is inactive It enters this condition upon completing the Absorption stage and concluding or skipping Offset operation In Silent the batteries are not in significant use by the inverter but they are also not being charged The battery voltage will naturally decrease when not maintained by another means such as a renewable source The term Silent is also used in the context of stacking inverters and Power Save levels See page 28 Target point Re Float Voltage
28. 2V AUX terminals provide a 12 Vdc output that can deliver up to 0 7 Adc to control external loads The RELAY AUX terminals are dry relay contacts with no voltage Each set of terminals has its own set of programmed criteria Each has identical options available When the options described below refer generically to the AUX output it can mean either set of terminals Each AUX output has three states available continuous Off continuous On and Auto which allows that output to be activated using the automatic auxiliary functions All functions on both sets of terminals are defaulted to Off These functions are based in the Radian inverter and accessed using the MATE3 The MATE3 and other devices also have programming such as AGS that can control the AUX outputs To avoid conflicts the output should be turned Off when the AGS function is active See page 32 For the Radian automatic functions typical applications include signaling a generator to start sending a fault alarm signal or running a small fan to ventilate the batteries See the Radian Series Inverter Charger Installation Manual for more information on hooking up each set of terminals See the Owner s Manual for instructions on programming each function The AUX terminals have a series of set points which are used by various functions Both sets of terminals have the same options available but they are programmed independently Not all set points are used by a
29. OR JURISDICTIONS MAY NOT ALLOW THE EXCLUSION OR LIMITATION OF WARRANTIES OR DAMAGES SO THE ABOVE EXCLUSIONS OR LIMITATIONS MAY NOT APPLY TO YOU 900 0020 01 00 Rev A 51 How to Arrange for Warranty Service During the warranty period beginning on the invoice date OutBack Power Technologies will repair or replace products covered under this limited warranty that are returned to OutBack Power Technologies facility or to an OutBack Power Technologies authorized repair facility or that are repaired on site by an OutBack Power Technologies authorized repair person IMPORTANT For full Warranty description see previous page Contacting OutBack To request warranty service contact OutBack Technical Support at 1 360 435 6030 or direct at 1 360 618 4363 or support outbackpower com To ensure warranty coverage this contact must be within the effective warranty period If service is required the OutBack Technical Support representative will issue a Return Material Authorization RMA number Troubleshooting In the event of a Product failure the customer will need to work with an OutBack Technical Support representative to perform the necessary troubleshooting This is a required step before a return can be performed Troubleshooting requires a qualified technician to be present at the site of the Product with a quality voltmeter that measures both DC and AC The OutBack representative will request voltmeter readings Product error mess
30. The AUX output is used to energize a relay The relay contacts then activate the remote start stop circuit on the generator This is illustrated in the Radian Series Inverter Charger Installation Manual The AUX output will be deactivated once the battery voltage rises to a high voltage setting for a settable delay period Parameters include Low and high DC voltage On and off delay Gen Alert control logic is located in the inverter It has the advantage of functioning when the system display is removed However it may not completely charge the batteries and does not have all the advantages of the Advanced Generator Start AGS feature that is found the system display For many users the AGS feature may prove more useful than Gen Alert Gen Alert however could be used as a literal Generator Alert a signal to the user to manually start a generator Fault enables the AUX output when the inverter shuts down due to an error condition see page 39 It can activate a light or alarm to show that the inverter has failed With the appropriate devices it could send an alarm signal through a radio pager or telephone dialer This function does not have settable parameters This function is not triggered by the Phase Loss error as that error does not shut down the inverter Vent Fan enables the AUX output in response to a high DC battery voltage set point It can run a small fan to ventilate the battery compartment to eliminate gas
31. Value Inverter Dimensions H x W x L 16 x 28 x 8 75 40 6 cm x 71 1 cm x 22 2 cm Shipping Dimensions H x W x L Inverter Weight 21 x 34 5 x 14 5 53 3 cm x 87 6 cm x 36 8 cm 125 Ibs 56 8 kg Shipping Weight 140 Ibs 64 kg Accessory Ports RJ11 batt temp and RJ45 remote Non volatile Memory Yes Neutral Ground Bond Switching No Chassis Type Vented 900 0020 01 00 Rev A 45 Specifications Environmental Specifications Table9 Environmental Specifications for All Models Specification Value Rated Temperature Range meets all specifications 32 F to 122 F 0 C to 50 C Operational Temperature Range functions but does not necessarily meet all specifications 40 F to 140 F 40 to 60 C 40 F to 140 F 40 C to 60 C Storage Temperature Range Regulatory Specifications gt Canadian Electrical Code Part CSA C22 2 No 107 1 01 R2006 gt 01 1741 2 Edition Revised January 28 2010 Static Inverter and Charge Controllers for Use in Photovoltaic Power Systems Inverters intended for grid interactive use in the United States and Canada must comply with the established standards of UL 1741 and IEEE 1547 and 1547 1 These standards provide regulation for acceptable output voltage ranges acceptable output frequency total harmonic distortion THD and anti islanding performance when the inverter is exporting power to a utility
32. ages and other information Many many problems can be resolved on site If the customer is not willing or able to provide these readings or is not willing or able to visit the site and the Product is found to have no problems upon return OutBack may choose to charge additional labor and handling fees up to 180 00 U S Return Material Authorization RMA A request for an RMA number requires all of the following information 1 Product model and serial number 2 Proof of purchase in the form of a copy of the original Product purchase invoice or receipt confirming the Product model number and serial number 3 Description of the problem and 4 Shipping address for the repaired or replacement equipment Upon receiving this information the OutBack representative can issue an RMA number 52 900 0020 01 00 Rev A Returning Product to OutBack After receiving the RMA number the customer must pack the Product s authorized for return along with a copy of the original purchase invoice and warranty certificate in the original Product shipping container s or packaging providing eguivalent or reasonable protection The RMA number must be written on the outside of the packaging where it is clearly visible If Product is within the warranty period OutBack will cover pre paid shipping with prior arrangement The Product s must be shipped back to OutBack Power Technologies in their original or eguivalent packaging to the following address
33. alization follows the same pattern as standard three stage charging as shown in the figures on page 21 However instead of the Absorption voltage and time set points it is controlled by the Egualize Voltage and Egualize Time settings in the This process must be started manually using the MATE3 The inverter cannot be programmed for automatic battery egualization This is a safety measure Egualization is normally performed only on flooded lead acid batteries The schedule for egualization varies with battery use and type but it is usually performed every few months If performed correctly this process can extend battery life by a considerable amount Egualization is not normally performed on nickel technology batteries or any sort of sealed battery CAUTION Battery Damage gt Do not equalize any sealed battery types VRLA AGM Gel or other unless approved by the manufacturer Some batteries may suffer severe damage from equalization gt Contact the battery manufacturer for recommendations on equalization voltage duration schedule and or advisability Always follow manufacturer recommendations for equalization Battery Temperature Compensation Temperature compensation is a process that corrects for changes in battery performance caused by varying temperature When batteries are cooler than room temperature 77 F or 25 C the electrolyte reaction slows down This causes the battery to accept chargin
34. all applicable steps be performed in the following order If the results of any step do not match the description see the Troubleshooting section on page 33 To start the system 1 900 0020 01 00 Rev A Close the main DC circuit breakers or connect the fuses from the battery bank to the inverter Repeat for every inverter present Confirm that the MATE3 is operational if present See the MATE3 Owner s Manual for a description of the menu items that appear on a correctly functioning display Turn on the inverter using the MATE3 or external switch Unlike previous OutBack inverters this product s default condition is Off Using a DVM verify 120 Vac between the L1 OUT and NEU terminals and between the L2 OUT and NEU terminals Verify 240 Vac between the L1 OUT and L2 OUT terminals Do not turn on any AC circuit breakers at this time See page 33 for an illustration of AC test points Using the MATEJ perform all programming for input modes stacking battery charging AC current generator starting and any other functions Refer to the Input Modes section beginning on page 9 and the Functions section beginning on page 15 Also refer to the MATE3 Owner s Manual and any other literature as needed Commissioning After programming if any is completed perform the following steps 1 If other inverters on the system use DVM to verify correct voltage from the L1 OUT terminal inverter to the next When stack
35. and used to offset the use of grid power When the renewable energy is equal to or greater than the load demand the utility grid will no longer be required The Radian inverter will then disconnect from the utility grid and begin running from batteries again It will not disconnect until these conditions are met CHARGING In this mode the Radian inverter will wait for the batteries to pass through the charging stages until certain internal charger settings are met see below This is true regardless of whether the Radian or the renewable source is charging This means that the regulator for the renewable source must be set to the same settings as the Radian or higher See the MATE3 Owner s Manual to locate the exact settings of the Radian inverter If the reconnection was triggered by the Re Float Voltage set point the inverter will only require the batteries to pass through the Float Voltage and Float Time settings as well as Offset The inverter 900 0020 01 00 Rev A 13 Operation willthen enter Silent see page 22 and continue repeating this part of the charging cycle until it disconnects from the utility grid If the reconnection was triggered by the Rebulk voltage setting the inverter will require the charger to pass through the entire charge cycle including the Absorb Voltage Absorb Time Float Voltage and Float Time settings as well as Offset The inverter will continue repeating the Float part of the charging cycl
36. as been installed by a qualified installer in accordance with the Radian Series Inverter Charger Installation Manual Symbols Used WARNING Hazard to Human Life This type of notation indicates that the hazard could be harmful to human life IAN CAUTION Hazard to Equipment This type of notation indicates that the hazard may cause damage to the equipment This type of notation indicates that the information provided is important the installation operation and or maintenance of the equipment Failure to follow the recommendations in such a notation could result in voiding the equipment warranty Definitions The following is a list of initials terms and definitions used in conjunction with this product Table 1 Terms and Definitions fom ge Electrical Code including C22 1 and C22 2 Direct Current refers to voltage produced by the batteries or renewable source 900 0020 01 00 Rev A 1 Canadian Standards Association establishes Canadian national standards and the Canadian Important Safety Instructions Table 1 Terms and Definitions Electrical Testing Laboratories short for the company ETL Semko refers to a certification issued by to OutBack products RA 7 that they meet certain UL standards Federal Communications Commission Communications Commission Ground a permanent conductive connection to earth for safety reasons also known as Chassis Ground
37. batteries into AC voltage that is usable by AC appliances It will continue to do this as long as the batteries have sufficient energy The batteries can be supplied or recharged from other sources such as solar wind or hydroelectric power The inverter s design uses two transformers and two high frequency H Bridge FET modules to achieve the required high wattage output When not in use the dual design allows half the inverter to shut down for lower idle consumption The Radian inverter requires batteries to operate Other sources may not maintain DC voltages that are consistent enough for the inverter to operate reliably MN CAUTION Eguipment Damage Do not substitute other DC sources in place of the batteries High or irregular voltages may damage the inverter It is normal to use other DC sources in conjunction with the batteries and the inverter but not in place of the batteries Certain features will affect the inverter s operation These features only operate when the inverter is generating AC power on its own They do not function when the inverter is being supplied by an AC source gt Low Battery Cut Out This feature prevents the inverter from draining the batteries completely It will stop functioning and give a Low Battery V error when the DC voltage drops below a specified level for 5 minutes This appears as an Event on the MATE3 system display as described in the MATE3 Owner s Manual It is one of the Error messages
38. ce See page 9 for descriptions of these and other input modes gt There are a number of considerations when selecting the type and size of an AC generator See the section entitled Generator on page 18 gt AC input current is used to power both loads and battery charging The combined amount should not exceed the size of the AC overcurrent device or AC source These devices should be sized appropriately during planning See AC Current Settings on the next page See the Radian Series Inverter Charger Installation Manual for more information gt The loads powered by the inverter must not exceed the size of the inverter s transfer relay See the section entitled Transfer on page 18 O CAUTION Eguipment Damage Current draw in excess of the inverter s transfer relay rating can damage the transfer relay This damage is not covered by warranty 16 900 0020 01 00 Rev A AC Current Settings The AC current settings control the amount of current that the inverter draws from the source s The amount of current is controlled by the grid or generator limit settings These settings should be adjusted to match the size of the input circuit breaker In the MATE3 system display if the Inverter Input Priority or AC Input and Current Limit menus are set to Grid the inverter uses the grid settings If the menus are set to Gen the inverter uses the generator settings gt This is intended to protect a generator or source that
39. charger can deliver It will begin at the charger s specified maximum but will gradually decrease as the voltage increases This is a tradeoff in wattage and is normal for the charger Absorption Stage This is the second stage of charging It is constant voltage stage Current varies as needed to maintain the voltage but will typically decrease to a very low number over time This tops off the tank leaving the batteries at essentially 100 of capacity Target point Absorb Voltage setting Time limit Absorb Time setting This timer counts down from the inception of the Absorption stage until it reaches zero The timer can be viewed See the MATE3 manual For multiple inverters only The charging of multiple stacked inverters is synchronized and is governed by the master When the master inverter reaches the end of Absorption and other stages the slaves will exit Absorption as 20 900 0020 01 00 Rev A Voltage Absorption Set Pointy Absorption A i Float Set Point EE Geet Figure 3 Charging Stages Over Time Voltage Absorption Set Point R SSS SS SSS SS SS SS SSS SSS Float SetPoint f No Nochage Charge Time Figure 4 Charging Stages Over Time Generator mode well even if their timers have not expired The remaining time for the slaves will be retained in the timer for each inverter The Absorption timer d
40. continue to alternate between Silent and Re Float stages BENEFITS gt The large loads on the system can be powered while staying connected to the input even if the input is limited Battery power prevents overload of the input source while at the same time limiting the amount of battery power used gt In this mode the inverter will offset the loads with excess renewable energy if it is available from the batteries See page 19 for more information on the Offset function gt This mode has a programmable delay time which will allow AC source to stabilize before connection In the MATEJ this menu item is Connect Delay It is available in either the Grid AC Input Mode and Limits or the Gen AC Input Mode and Limits menu depending on which input is being programmed NOTES IMPORTANT If the AC loads exceed the amperage limit setting the inverter will draw energy from the batteries Ifthe loads are sustained the batteries may discharge to the point of Low Battery Cut Out and the inverter may shut down with a Low Battery error See pages 15 and 39 To prevent the loss of backup power load use should be planned accordingly gt The grid interactive function of the Radian inverter is unavailable in this mode gt Because the inverter limits the current draw from the AC source it will reduce the charge rate as necessary to support the loads Ifthe loads equal the amperage setting the charge rate will be zero
41. crements at quadruple the normal rate 900 0020 01 00 Rev A 23 Operation The Absorption timer continues this behavior even if the charger is still on For example if the charger is in Float stage and there is a significant battery drain the charger may not be able to maintain the batteries at the Float voltage Once the batteries fall below the Rebulk point the Absorption timer will begin accumulating time However the accumulation will be minor as this will also cause the charger to re enter the Bulk stage The timer will stop incrementing when it reaches the Absorb Time setting This is the maximum duration of the Absorption stage This means that regardless of the voltage the timer will always run for the full Absorption period if the batteries dropped below the appropriate voltage for that amount of time If significant battery drain caused the batteries to drop below the set points for doubling or quadrupling the rate the charger may run for the full Absorption period even after a lesser amount of time The rest of the charging stages will proceed as described on the previous few pages Equalization Equalization is a controlled overcharge that is part of regular battery maintenance Equalization brings the batteries to a much higher voltage than usual and maintains this high voltage for a period of time This has the result of removing inert compounds from the battery plates and reducing stratification in the electrolyte Equ
42. d prevents connection The AC source is above the upper acceptable voltage limit on either L1 or L2 132 Vac default setting and prevents connection The AC source is below the lower acceptable voltage limit on either L1 or L2 108 Vac default setting and prevents connection AC loads are drawing more current from the AC source than allowed by the input setting An internal inverter temperature sensor may be malfunctioning One of the three internal sensor meters may give an unusual reading The inverter has suffered an internal communication failure Check the AC source If it is generator reduce its speed Check the AC source If it is generator increase its speed Check the AC source The inverter s acceptance range is adjustable NOTE Adjusting the range may accommodate a problematic AC source but it will not fix it Check the AC source Check the AC wiring The inverter s acceptance range is adjustable NOTE Adjusting the range may accommodate a problematic AC source but it will not fix it Check the loads Oversized loads can open circuit breakers If they exceed the inverter s transfer relay size the relay can be damaged This issue is usually the result of a poorly sized load as opposed to a wiring problem In the MATEJ the three readings are labeled Transformer Output FETs and Capacitors These values are given in degrees Celsius See next page Unit still functions but may reguire
43. dc 56 Vdc DC Divert OFF Delay 30 Secs 6 Secs 1500 Secs AC Divert ON Batt gt 56 Vdc 48 Vdc 72 Vdc AC Divert ON Delay 30 Secs 6 Secs 1500 Secs AC Divert OFF Batt lt 44 Vdc 40 vdc 56 Vdc AC Divert OFF Delay 30 Secs 6 Secs 1500 Secs Aux Mode Vent Fan Aux Mode Gen Alert Auxiliary Relay Inverter Stacking Stack Mode Master Master Slave Power Save Master Power Save Level in Stacking Menu Slave Power Save Level Grid Tie Enable YorN Grid Tie Sell Sell Voltage Grid Tie Window IEEE or user Input Voltage Calibrate Output Voltage Battery Voltage 48 900 0020 01 00 Rev A Product Registration The purchase of an OutBack Power Technologies product is an important investment Registering the products will help us maintain the standard of excellence you expect from us in terms of performance guality and reliability Please take a moment to register and provide us with some important information Registration can be done as follows gt Goto the following web site http www outbackpower com resources warranty or gt Fill out the information on this form pages 49 50 and return a paper copy using a postal service to the following address OutBack Power Technologies Attn Warranty Registration 5917 195 Street N E 7 Arlington WA 98223 USA Be sure to keep a copy for yo
44. described on page 39 This function is intended to protect both the batteries and the inverter s output Continuing to invert on a low DC voltage may produce a distorted waveform This item is adjustable gt Low Battery Cut In The recovery point from Low Battery Cut Out When the DC voltage rises above a specified level for 10 minutes the low battery error will clear and the inverter will resume functioning This item is adjustable Connecting an AC source to charge the batteries will also clear a low battery error gt Output Voltage inverter s AC output voltage can be adjusted up or down by a certain amount to allow for conditions This item is adjustable gt The inverter is also controlled by a high battery cut out function If the DC voltage rises above a specified level the inverter will immediately stop functioning and give a High Battery V error This appears as an Event the system display as described in the MATE3 Owner s Manual This is one of the Error messages displayed on page 39 of this manual If the voltage drops below this point the inverter automatically recovers For the standard GS8048 inverter the high battery cut out voltage is 68 volts It cannot be changed This function is intended to protect the inverter s output and loads Continuing to invert on a high DC voltage may produce a distorted waveform Note that the inverter s high battery cut out does not alleviate or solve the high bat
45. e 2 elt Eeer DEE Table 3 Error Troubleshooting Table 4 Warning Troublesbooting ENEE Table 5 Disconnect Troubleshogstind Table 6 Sell Status lt 2 442 4 0 44 4 4000 Table 7 Electrical Specifications for Model GS8048 Table 8 Mechanical Specifications for Model GS8048 Table 9 Environmental Specifications for All Model Table 10 Radian Series Interconnection Response Times to Abnormal Voltages or Frequencies per leg 46 Table 11 GS8048 ned le E 47 Figure 1 GS8048 E Figure 2 System Display and Controller Figure 3 Charging Stages Over Time _ Figure 4 Charging Stages Over Time Generator mode Figure 5 Repeated Charging be Nes Re o a Figure 6 OutBack HUB4 and MATES sous sr ennen rese ped a NA RE iki Figure 7 Example of Parallel Stacking Arrangement Three Inverters Figure 8 Test Points deeg SEENEN A 900 0020 01 00 Rev A Introduction Welcome to OutBack Power Technologies Thank you for purchasing the OutBack Radian Series Inverter Charger This product offers a complete power conversion system between batteries and AC power It can provide backup power sell power back to the utility grid or provide complete stand alone off grid service gt
46. e Radian Series Inverter Charger Installation Manual for more information With the MATE3 each input can be programmed to a particular operating mode Six modes are available each with certain advantages which make it ideal for a particular application Some modes contain functions unique to that mode Both of the Radian s inputs can be programmed for separate modes The mode for the Grid input can be set in the Grid AC Input Mode and Limits menu The second Gen input can be set in the Gen AC Input Mode and Limits menu NOTE The input terminals are labeled for grid and generator due to common conventions not because of inverter reguirements Each input can accept any AC source as long as it meets the reguirements of the Radian inverter and the selected input mode If necessary the Gen terminals can accept grid power The opposite is also true When multiple inverters are stacked together see page 26 the master inverter s input mode is imposed on all slave inverters The slave menu settings are not changed they retain any input mode that was previously programmed However the slave will ignore its own input mode and use that of the master This also applies to any parameters in the mode menu Voltage Limit Connect Delay and so on The following pages compare the various features of each input mode Generator This mode allows the use of any generator even one with a rough or imperfect AC waveform In other modes a noisy
47. e free from defects in materials and workmanship for a period of five 5 years subject to the conditions set forth in the warranty detail found on page 51 of this manual OutBack Power Technologies cannot be responsible for system failure damages or injury resulting from improper installation of their products Notice of Copyright Radian Series Inverter Charger Operator s Manual August 2011 by OutBack Power Technologies All Rights Reserved Trademarks OutBack Power is a registered trademark of OutBack Power Technologies Date and Revision August 2011 Revision A firmware revision 001 000 xxx Part Number 900 0020 01 00 Rev A Important Safety Instructions READ AND SAVE THESE INSTRUCTIONS This manual contains important safety instructions for the Radian Series Inverter Charger Read all instructions and cautionary markings on the inverter and on any accessories or additional equipment included in the installation Failure to adhere to these instructions could result in severe shock or possible electrocution Exercise extreme caution at all times to prevent accidents Audience This manual is intended for anyone required to operate the Radian Series Inverter Charger Operators must be familiar with all the safety regulations pertaining to operating this kind of equipment as dictated by local code Operators must also have a complete understanding of this equipMent s features and functions Do not use this product unless it h
48. e to alternate between Silent and Re Float stages BENEFITS gt This mode will maintain constant power to the loads with virtually no drop in voltage or current gt In this mode the inverter will offset the loads with excess renewable energy if it is available from the batteries See page 19 for more information on the Offset function NOTES gt The Support and grid interactive functions of the Radian inverter are unavailable in this mode gt Due to the need for the Radian inverter to react quickly to AC source fluctuations it must remain fully active at all times The inverter requires a continuous consumption of 42 watts 12 900 0020 01 00 Rev A Backup This mode is intended for systems that have utility grid available as the primary AC source This source will pass through the Radian inverter s transfer circuit and will power the loads unless utility power is lost If utility grid power is lost then the Radian inverter will supply energy to the loads from the battery bank When the utility power returns it will be used to power the loads again CHARGING In this mode when the charger is enabled the Radian will use the AC source to charge the battery bank See page 20 It will proceed through the entire battery charging cycle After the end of the Float timer it will continue to alternate between Silent and Re Float stages BENEFITS gt In this mode the inverter will offset the loads with excess renewable en
49. e until it disconnects from the utility grid See page 20 for more information on the battery charging cycle BENEFITS gt Mini Grid mode allows a system to take full advantage of renewable energy Dependence on the utility grid can be minimized or eliminated gt In this mode the inverter will offset the loads with excess renewable energy if it is available from the batteries See the previous page and page 19 for more information on the Offset function gt This mode is similar to to the high battery transfer HBX mode used by the system display but it has several differences see below NOTES gt The Support and grid interactive functions of the Radian inverter are unavailable in this mode gt This mode has similar priorities to the high battery transfer HBX mode used by the MATE3 system display However it is not compatible with HBX mode and cannot be used at the same time When using Mini Grid mode HBX mode should be disabled to prevent conflicts gt When deciding whether to use Mini Grid mode or HBX the user should consider various advantages of each Mini Grid logic is based in the Radian inverter and can function in the absence of the MATE3 HBX logic is based in the MATE3 and cannot function unless the MATE3 is installed and operating Mini Grid can use utility grid power to fully recharge the batteries on reconnection HBX can only do so under specific circumstances HBX set points have a wide range
50. ed in parallel the wires from one inverter to the next should read 0 Vac although individually they should still read 120 Vac with respect to neutral Repeat for the L2 OUT terminal 2 Close the AC output circuit breakers If AC bypass switches are present place them in the normal non bypass position Do not connect an AC input source or close any AC input circuits 3 Use DVM to verify correct voltage at the AC load panel Connect a small AC load and test for proper functionality 5 Close the AC input circuit breakers and connect an AC source Using DVM check the appropriate L1 and L2 IN terminals for 120 and 240 Vac If a system display is present confirm that the inverter accepts the AC source as appropriate for its programming Check the system display indicators for correct behavior 6 Ifthe battery charger has been enabled confirm that it is charging by using the MATE3 The inverter will perform a full battery charge when first powered up This may take several hours If restarted after a temporary shutdown the inverter may skip most or all of the charging cycle 7 Test other functions which have been enabled such as generator start selling or search mode Compare the DVM s readings with the MATE3 meter readings If necessary the system display s readings can be calibrated to match the DVM more accurately AC input voltage AC output voltage and battery voltage can be calibrated Powering Down If steps a
51. ed mode is in use Confirm that it has been selected for the correct Radian input terminals AC source does not meet Verify grid voltage and frequency Determine if they are within requirements the inverter s approved limits If not the inverter is behaving Will not sell power correctly Contact the utility company if necessary to the utility grid system display only The program selections for limits IEEE or user They are found in the inverter s Grid Tie Sell menu Inverter priority system display only Check Sell Status screen using the Home screen s soft keys The inverter may be behaving correctly High output loads will consume Turn off some output loads and observe the sell function power before it is returned to the utility grid 900 0020 01 00 Rev A 35 Troubleshooting Table 2 Troubleshooting Reduced power sold AC source voltage is driven high to the utility grid Loads drop out or crash during transfer Unit reads AC input even though no source is present Inverter clicks repeatedly AC output voltage rises or drops to unusual levels with every click 36 when the inverter sells large amounts of power Erratic AC source voltage Inverter set to Search Search mode Loads sensitive to inverter s transfer time UPS mode not in use on the appropriate input Loads too large Undersized battery cables Internal transfer relay may be damaged
52. er IMPORTANT Some functions are not based in the inverter but are part of the system display s firmware They will not function if the system display is removed These functions are listed beginning on page 32 For a detailed description of functions and programming please see the MATE3 Owner s Manual Figure 2 MATE3 System Display and Controller 6 900 0020 01 00 Rev A Commissioning Functional Test WARNING Shock Hazard and Equipment Damage It is necessary to remove the cover of the Radian inverter to perform these tests The components are close together and carry hazardous voltages Use appropriate care to avoid the risk of electric shock or eguipment damage Pre startup Procedures Ensure all DC and AC overcurrent devices are opened disconnected or turned off Double check all wiring connections Inspect the work area to ensure tools or debris have not been left inside Using a digital voltmeter DVM or standard voltmeter verify battery voltage Confirm the voltage is correct for the inverter model Confirm the polarity 5 Connect the MATE3 system display if present nom No MN CAUTION Eguipment Damage Incorrect battery polarity will damage the inverter Excessive battery voltage also may damage the inverter This damage is not covered by the warranty Startup If steps inapplicable they be omitted However it is highly recommended that
53. er components of the power system gt Any product whose serial number has been altered defaced or removed gt Any other event not foreseeable by OutBack OutBack s liability for any defective Product or any Product part shall be limited to the repair or replacement of the Product at OutBack s discretion OutBack does not warrant or guarantee workmanship performed by any person or firm installing its Products This Warranty does not cover the costs of installation removal shipping except as described below or reinstallation of Products or parts of Products THIS LIMITED WARRANTY IS THE EXCLUSIVE WARRANTY APPLICABLE TO OUTBACK PRODUCTS OUTBACK EXPRESSLY DISCLAIMS ANY OTHER EXPRESS OR IMPLIED WARRANTIES OF ITS PRODUCTS INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OUTBACK ALSO EXPRESSLY LIMITS ITS LIABILITY IN THE EVENT OF A PRODUCT DEFECT TO REPAIR OR REPLACEMENT IN ACCORDANCE WITH THE TERMS OF THIS LIMITED WARRANTY AND EXCLUDES ALL LIABILITY FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES INCLUDING WITHOUT LIMITATION ANY LIABILITY FOR PRODUCTS NOT BEING AVAILABLE FOR USE OR LOST REVENUES OR PROFITS EVEN IF IT IS MADE AWARE OF SUCH POTENTIAL DAMAGES IF YOU ARE A CONSUMER THAT PURCHASED THIS PRODUCT IN A MEMBER STATE OF THE EUROPEAN UNION YOU MAY HAVE ADDITIONAL STATUTORY RIGHTS UNDER DIRECTIVE 1999 44 EC THESE RIGHTS MAY VARY FROM EU MEMBER STATE TO EU MEMBER STATE SOME STATES
54. ergy if it is available from the batteries See page 19 for more information on the Offset function gt This mode will continuously maintain the batteries in a fully charged state unlike the Support mode and does not have the overhead consumption of the UPS mode NOTES gt The Support and grid interactive functions of the Radian inverter are unavailable in this mode Mini Grid The Radian inverter can be programmed to automatically reject an AC source and run solely from battery and renewable energy In Mini Grid mode the inverter only connects to the AC source usually the utility grid when the batteries run too low In this mode the Radian inverter runs on battery supplied power for as long as the batteries can be sustained It is expected that the batteries will also be charged from renewable sources such as PV When the batteries become depleted the system reconnects to the utility grid to operate the loads The inverter will reconnect to the utility grid if the battery voltage decreases to either the Re Float Voltage set point see page 22 or the Rebulk voltage see page 23 Once it reconnects to the utility grid if the charger is turned off the Radian will use its transfer circuit to send grid power to the loads If the charger is turned on it will use the grid to charge the battery as well as powering the loads While connected to the utility grid any excess energy from the renewable source will be sent to the loads
55. es that result from battery charging When the voltage falls below this set point for a settable delay period the AUX output turns off Parameters include High DC voltage Off delay Cool Fan enables the AUX output when the inverter reaches a high internal temperature It is intended to trigger a small external fan for additional cooling See the Warning Troubleshooting table on page 40 for a description of the fan criteria This function does not have settable parameters DC Divert enables the AUX output to divert excess renewable energy to a DC load such as a resistor a heater or a fuel cell When battery voltage rises above a settable high voltage level the AUX output is activated after a settable delay The AUX output controls a larger relay which allows current to flow from the batteries to a dedicated DC load when energized This is illustrated in the Radian Series Inverter Charger Installation Manual Diversion is activated by high DC voltage and is usually used to regulate battery charging The resistor must be sized to dissipate all of the energy from the renewable source if necessary Diversion will turn off following a delay when a low DC voltage setting is reached Parameters include Low and high DC voltage On and off delay IEEE enables the AUX function as an alert that the utility grid does not meet IEEE parameters for the grid interactive function see page 46 It can activate a light or alarm to show that t
56. g energy less readily Delivering the usual amount of energy that would fully recharge a battery at room temperature will undercharge a cool one 24 900 0020 01 00 Rev A Conversely when batteries are warmer than room temperature the electrolyte reaction is somewhat hyper reactive It takes less energy than usual to charge them Delivering the full room temperature amount of energy would overcharge them and can be hard on them over time The Radian inverter when equipped with the Remote Temperature Sensor RTS will compensate for changes in temperature The RTS is attached to a single battery near the center of the bank to achieve a representative temperature If installed in a multiple inverter system only a single RTS is necessary It must be plugged into the master inverter and will control the charging of all slaves and all charge controllers See the Radian Series Inverter Charger Installation Manual for locating the RTS port This process is automatic When charging an inverter system with an RTS will increase or decrease the charge voltage by 5 mV per degree Celsius per battery cell This setting affects the Absorption Float and Equalization set points The Sell Voltage and Re Float Voltage set points are not temperature compensated The Equalization set points are not compensated in OutBack charge controllers gt Ina 48 Vdc system 24 cells 2 volts each this means 0 12 volts per degree Celsius above or below 25 C Maximum c
57. ge Repeated Silent The unit re enters the Silent stage as it did previously The unit remains on the AC source but the charger is inactive Target point Re Float Voltage setting The default set point is 50 0 Vdc 22 900 0020 01 00 Rev A The unit will continue cycling between Float and Silent for as long as the AC source is present However if excess DC power is available and the battery voltage rises above the Sell Voltage set point the unit can resume Offset activity as described on page 21 The unit can only enter Offset when none of the timers are active If any of the timers have accumulated time while in Silent the unit will enter the highest stage with accumulated time and proceed from that point Voltage Absorption Set Point f oro BRS SER TJ A ee Ti Sell Set Point si 2 222 ER Offset Refloat Set Point J L E E cw Meja sa ER E za sa ee UI Rebulk Point 7 zo 8 5 ET i Across Bulk No Bulk Charge HM E A Si ii gt lt Figure 5 Repeated Charging Cycles New Charging Cycle If the AC source is lost or disconnected the unit will return to inverting mode if enabled The battery voltage will begin to decrease due to loads or natural loss When the AC source is restored the inverter will return to the charging cycle If the batteries drop below the
58. h a DVM If the RELAY AUX terminals are in use test for continuity Ifthe 12V AUX terminals are in use test for 12 Vdc Ifthe proper results are present when the menu indicates the function is On and the device still does not work then there is an external connection problem Ifthe proper results are not present with the function the AUX circuit may be damaged Contact OutBack Technical Support see inside front cover of this manual system display only Confirm that the AUX menu that was programmed matches the terminals that are in use The Auxiliary Output menu programs the 12V AUX terminals The Auxiliary Relay menu programs the RELAY AUX terminals If generator or external device reguires 12 Vdc confirm the 12V AUX terminals have been connected The RELAY AUX terminals do not provide voltage Check both inputs for a second AC source utility grid If the inverter detects an acceptable AC source it will not allow AGS This is true even if it is internally disconnected from the source due to HBX mode Mini Grid mode or similar programming AGS programming is located in MATE3 and cannot function if it is removed 37 Troubleshooting NOTES 38 900 0020 01 00 Rev A Troubleshooting Error Messages An Error is caused by a critical fault In most cases when this occurs the unit will s
59. he grid interactive function has shut down and that there may be problems with the grid The AUX output will cycle on and off if IEEE parameters are met and the IEEE timer is counting down This function does not have settable parameters 900 0020 01 00 Rev A gt Source Status enables the AUX output whenever the inverter accepts an AC source It can activate a light or alarm to show that the utility grid is present or that a generator has started Alternately it could be used to show that the source has disconnected This function does not have settable parameters gt AC Divert enables the AUX output to divert excess renewable energy to AC load usually an AC device powered by the inverter itself When battery voltage rises above a settable high voltage level the AUX output is activated after a settable delay The AUX output controls a larger relay which allows current to flow from the batteries to a dedicated AC load when energized Diversion is activated by high DC voltage following a delay This function is usually used to regulate battery charging The AC device is usually wired to the output or load panel and must be left on It must be sized to dissipate all of the energy from the renewable source if necessary Diversion will turn off following a delay when a low DC voltage setting is reached The AUX output will automatically turn on to run the loads if the inverter accepts an AC source Parameters include Low and
60. high DC voltage off delay During variable conditions the AUX output is triggered no more than once per minute if voltage conditions are still met This prevents rapid nuisance cycling of the AC load in the event of rapidly changing conditions AC Divert should not be used as the sole source of battery regulation If the inverter shuts down or fails the batteries could suffer severe damage This function should be supported by an external regulator Ifthe inverter shuts down due to overload the AUX output will also shut down If the inverter load exceeds 30 Aac the AUX output will turn off to prevent an overload condition If either the FETs or the capacitors see page 40 become too hot the AUX will turn off due to diminished inverter wattage capacity Note that even if every function in the menu is set to Off the AUX output may still be triggered by an external function such as AGS see page 32 900 0020 01 00 Rev A 31 Operation System Display Based Functions Advanced Generator Start AGS As noted under the Gen Alert feature see page 31 the system is capable of starting a generator Gen Alert simply starts and stops the generator based on battery voltage For more advanced control the inverter system can use the Advanced Generator Start AGS feature which runs through the entire three stage charging cycle It can start according to battery voltage inverter load time of day and other criteria It ha
61. hut down The system display will show an Event specific Error message This screen is viewed using the MATE3 Home screen s soft keys See the MATE3 manual for more instructions One or more messages will display Y yes Ifa message says N no it is not the cause of the error NOTE The Radian series has no external indicators and requires a system display to identify an Error It is possible to clear an error by resetting the inverter The inverter must be turned off and then on to reset it Other possible steps are shown below although it is still necessary to reset the inverter Low Output Voltage AC Output Shorted AC Output Backfeed Stacking Error Low Battery V High Battery V Over Temperature 900 0020 01 00 Rev A Table 3 Error Troubleshooting Inverter s AC regulation cannot be maintained under high load conditions Inverter exceeded its maximum surge current due to severe overload Usually indicates another AC power source out of phase with the inverter was connected to the unit s AC output Programming problem among stacked units Often occurs if there is no master Can also occur when AC Output Backfeed occurs DC voltage is below low battery cut out set point usually due to battery discharge This error can be triggered by other causes It can appear along with Low Output Voltage AC Output Shorted or AC Output Backfeed errors DC voltage exceeded acceptable level
62. it Voltage lt Minimum The AC source has dropped below Check AC source The inverter s acceptance range 108 Vac default value on either is adjustable L1 or L2 NOTE Adjusting the range may accommodate a problematic AC source but it will not fix it Backfeed Usually indicates another AC Disconnect the AC OUT wires Check the wires power source out of phase with not the inverter with an AC voltmeter If an AC the inverter was connected to the source is present shut it off This is more often unit s AC output accompanied by an AC Output Backfeed error Can also occur if an out of phase Check input source and wiring This can be caused AC source is connected to the by a source with phase problems It can also be inverter s AC input caused by transferring from one AC source to another before the inverter can synchronize itself Phase Lock The unit cannot remain in phase Check AC source This can be caused by a with an erratic AC source generator with a poorly regulated output Some NOTE This is not an Error as generators behave this way when running out of defined on page 39 and is not fuel If necessary set the Radian inverter to the accompanied by a shutdown Generator input mode See page 9 Island Detect The unit detects something other Check all input circuit breakers for an open circuit than normal grid conditions This This may rarely happen with a generator If is usually the result of an open necessar
63. l arrangement 24 kVA 120 240 Vac 8kVA 120 240 Vac 8kVA 120 240 Vac 8kVA 120 240 Vac Figure 7 Example of Parallel Stacking Arrangement Three Inverters 900 0020 01 00 Rev A 27 Operation Power Save Levels Each inverter consumes approximately 30 watts of idle power while it remains on even if it is not actively inverting or charging The Power Save function allows the option to put some or all slave inverters into a quiescent state known as Silent mode This mode minimizes the inverter s idle consumption The inverters will come on again when the loads require power The term Silent is also used in the context of battery charging See page 22 gt The master inverter remains active unless specifically ordered to turn off It does not enter Silent mode gt When the majority of the inverter s wattage is consumed by loads the master turns or more slaves for assistance When the load drops back to a lesser wattage as detected by the master the slaves return to Silent mode gt The order in which slaves turn on or return to Silent mode is controlled by programming in the MATE3 slaves are given a rank or level number The lower the number the sooner a slave will be turned on IMPORTANT It is highly recommended to use the MATE3 Configuration Wizard to set up this function It is essential to set the slave Power Save Levels in sequential order Failure
64. ll functions Each AUX mode description below will detail the set points that are used for that mode Low DC voltage settings High DC voltage settings delay settings in increments of 0 1 minutes Off delay settings in increments of 0 1 minutes There are nine functions each geared toward a different application The first item on this list may not be the default function displayed in either menu gt Load Shed can perform load management When battery voltage rises above a settable high voltage level the AUX output is activated after a settable delay The AUX output is used to energize a relay which is connected to non vital loads The AUX output will be deactivated once the battery voltage falls below a low voltage setting for a settable delay period Load Shed will turn off when the inverter enters a high temperature condition or when the AC output voltage drops below 105 Vac for more than three seconds It will also turn off if the input current exceeds the Input AC Limit setting while the inverter is using an AC source Parameters include Low and high DC voltage off delay 900 0020 01 00 Rev A 29 gt 30 Gen Alert is used as a controller for an AC generator with a remote start feature although it has limited functionality The generator recharges batteries using the inverter s battery charger When the battery voltage falls to a low set point for a settable delay the AUX output is activated
65. mode has similar priorities to the Mini Grid input mode contained within the Radian inverter Either mode may achieve similar results but they are not identical See page 14 for the advantages and disadvantages of each mode Because this is a system wide function and not a function of individual inverters the control logic for High Battery Transfer is based in the MATE3 system display See the MATE3 Owner s Manual for more information Grid Use Time The inverter system is capable of connecting to or disconnecting from the utility grid based on time of day It can also be programmed to connect at different times on weekdays and on weekends Because this is a system wide function and not a function of individual inverters the control logic for Grid Use Time is based in the MATE3 system display See the MATE3 Owner s Manual for more information 32 900 0020 01 00 Rev A Basic Troubleshooting Troubleshooting Table 2 is organized in order of common symptoms with a series of possible causes Each possible cause also shows possible troubleshooting remedies including system display checks where appropriate In troubleshooting AC voltages can be measured at this series of test points using a narrow probe Figure 8 AC Test Points Table2 Troubleshooting No AC output will not invert One or more inverters will not invert while others do in multi inverter system 900 0020 01 00 Rev A No DC Voltage
66. n Input AC Limit Charger AC Limit Input Mode Grid Tied Generator Support Grid Tied UPS Backup Min i Grid Voltage Limit Lower 108 Vac 70 Vac 110 Vac Voltage Limit Upper Transfer Delay 132 Vac 6 AC cycles 125 Vac 0 AC cycles 140 Vac 240 AC cycles Connect Delay Input Mode 0 2 minutes Generator 0 2 minutes 15 minutes Generator Support Grid Tied UPS Backup Min i Grid Voltage Limit Lower 108 Vac 70 Vac 110 Vac Voltage Limit Upper 140 Vac 125 Vac 140 Vac Transfer Delay 6 AC cycles 0 AC cycles 240 AC cycles Connect Delay Output Voltage Cut Out Voltage 0 5 minutes 240 Vac 42 Vdc 0 2 minutes 220 Vac 36 Vdc 15 minutes 260 Vac 48 Vdc Cut In Voltage Absorb Voltage 50 Vdc 57 6 Vdc 40 Vdc 52 Vdc 56 Vdc 64 Vdc Absorb Time 1 0 hours 0 0 hours 24 0 hours Float Voltage 54 4 Vdc 48 Vdc 60 Vdc Float Time 1 0 hours 0 0 hours 24 0 hours Re Float Voltage Egualize Voltage 50 Vdc 58 4 Vdc 48 Vdc 56 Vdc 52 Vdc 68 Vdc Egualize Time 1 0 hours 0 0 hours 24 0 hours 47 Table 11 GS8048 Inverter Settings Aux Control Off Auto or On Load Shed Gen Alert Fault Vent Fan Cool Fan DC Divert IEEE Source Status AC Divert Load Shed ON Batt gt 56 Vdc 40 Vdc 72 Vdc Load Shed ON Delay 30 Secs 6 Secs 1500 Secs Load
67. n graphs see page 21 NOTES gt process shown in Figure 3 also includes the step of selling power back to the utility as this is integrally tied with the battery charger This step and Figure 3 are only applicable when the Radian inverter is in the Grid Tied input mode gt The process shown in Figure 4 eliminates Silent Float Timer and other parts of the process Figure 4 is only applicable when the Radian inverter is in the Generator input mode gt The target points and time limits cited under various steps are also used by the inverter s Offset function See page 19 These items are settable using the MATE3 system display See the MATE3 Owner s Manual Charging Steps No Charging If the inverter is not charging any of the following conditions may apply gt The unit is inverting or not connected to a gualified AC source gt The unit is connected to an AC source but is in a mode or stage that does not use the charger Silent mode is one example gt The unit is connected to an AC source but the charger has been turned off Bulk Stage This stage activates the charger This is the first stage in the three stage charge cycle Itis a constant current stage which drives the battery voltage up This stage typically leaves the batteries at 75 90 of their capacity depending on conditions Target point Absorb Voltage setting The default setting is 57 6 Vdc The initial DC current is the maximum current the
68. nd try again Change input modes or move the generator to an input with a different mode selected 900 0020 01 00 Rev A Troubleshooting Table 2 Troubleshooting Inverter hums loudly System display may show messages for high battery voltage low battery voltage or backfeed error Generator external fan etc fails to start when triggered by AUX output Automatic Generator Start fails to trigger when conditions are met or starts when conditions are not met 900 0020 01 00 Rev A Inverter output is being fed with an external AC source that is out of phase Inverter has been incorrectly stacked with another unit on the same output All units come defaulted as master AUX output is not connected Wrong AUX terminals have been programmed Wrong AUX terminals are in use system display only AGS function does not work if a valid input is present system display is not present Disconnect AC output wires Turn the inverter off and then on If the problem clears reconnect the AC output wires Ifthe problem recurs when reconnected an external AC source is connected to the output Check HUB ports and make certain the master inverter is plugged into port 1 system display only Check stacking settings in the Inverter Stacking menu Only one master is allowed per system Test the generator or device to confirm functionality Test the appropriate AUX terminals wit
69. nput terminals are connected to a stable AC source the inverter will synchronize itself with that source and use it as the primary source of AC power See AC Source Acceptance on page 17 Its transfer relay will engage linking the AC source directly with the inverter s output It can also use the source to charge batteries See Transfer on page 18 and Battery Charging on page 20 gt Two sets of AC input terminals are available Both inputs are identical and can be used for AC source However for easy reference the first input has been labeled GRID for the utility grid The second input is labeled GEN for a generator These designations are also used in the menus of the system display Each input has a separate set of input criteria and input modes The programming for each input also has identical content gt The independent inputs are intended to simplify the connection to multiple AC sources however only one input can be used at a time If both inputs are powered the default setting is for the inverter to accept the GRID input This can be changed In the MATE3 system display these priorities are selected using Input Priority in the AC Input and Current Limit menu gt Six input modes are available which affect the Radian inverter s interactions with AC input sources The Grid Tied mode allows the Radian to sell power using the input connection The Support mode can use battery power to assist a smaller AC sour
70. nsscssencasencescneeseeee 46 2 Safety OE 1 E NEIE 3 Sedi ja O VE OO 17 Sell Gate eierlech 43 56 SOLA GS see ANA ee Ne 47 el En EE 23 29 Specifications ElectriGal EE 45 Mechanical enee 45 Environmental ENEE 46 Regulatory eniin 46 Stacking 27 Patalllel peter 28 St rup E 9 5 12 Symbols leed 1 System Display EEN 2 8 T TANG EE 20 Temperature ccecsccsssssssccsscsccscsscscsscsesscecseessstsasensaes 40 46 Temperature 26 Terms and Definitions ENEE 2 POINTS aere ER Three Stage Charolng ENEE 22 Timers 21 24 2 25 PO Ab 24 Transfer Relay 22332348 17 19 Troubleshooting een 33 52 Disconnect Messages EEN 42 Error Messages ENEE 39 Sell Status 5 43 Warning Messages ENEE A0 HE iergert 3 7 46 UP Uninterruptible 14 Utility Grid inside ekranih 3 V Vent Fan Control ee 31 Wa mMin dee 40 NS EDD eege 51 ONEAN eoe eienen hiini 50 aA E EA 52 Extended usa ne EEN 50 REGIST ATION arenai ne A an
71. oes not reset to zero when AC power is disconnected or reconnected It only resets to zero if it runs out or if an external STOP BULK command is sent The rest of the time it retains any remaining time It adds more time to the Absorption period whenever the batteries fall below a certain voltage See page 23 for more information on how the timer works Offset This is not a charging stage The Offset function is designed to use excess battery energy to power the loads even when an AC source is present Offset can operate any stage of charging but is shown in Figure 3 to display the function when no charging stages or timers are active This function is described more fully on page 19 Offset is a constant voltage mode of operation The inverter cannot import current to charge the batteries to a target voltage but it can export any excess current to constantly hold them at this value The target voltage used when no other stages are active as shown in Figure 3 is the Sell Voltage setting Excess current typically comes into the batteries from a PV array wind turbine or similar renewable energy source Target point Sell Voltage setting The default setting is 52 0 The points where the dark blue line intersects the vertical dotted line indicate a change from one step to the next The points where they also intersect with a horizontal dotted line indicate that the charger has switched to a new target voltage 900 0020 01 0
72. ompensation is 2 4 Vdc EXAMPLES gt A 48 Vdc system with batteries at 15 C will compensate its charging to 1 2 Vdc higher than the set points gt A48Vdc system with batteries at 40 C will compensate its charging to 1 8 Vdc lower than the set points 900 0020 01 00 Rev A 25 Operation Multiple Inverter Installations Stacking Multiple inverters in a single system can support larger loads than a single inverter can handle Installing inverters in this configuration is called stacking Stacking inverters does not refer to physically placing one on top of another It refers to how they are wired within the system and then programmed to coordinate activity Stacking allows all units to work together as one system The Radian inverter can be stacked in parallel to increase capacity Up to ten units can be stacked to operate in a single system Each inverter is programmed to operate at certain times Stacking requires an OutBack HUB product as well as a MATE3 system display sold separately A system of four or fewer units may use the HUB4 Systems of up to ten units require the HUB10 All interconnections are made using CAT5 non crossover cable See the Radian Serieslnverter Charger Installation Manual for more stacking instructions Each inverter needs to be assigned a status master or slave The master is the primary and most heavily used unit Slave inverters provide assistance when the loads are more than the
73. onnected check the Warning menu using the Inverter soft key from the Home screen Confirm source voltage and frequency AC source meets requirements MATE3 system display only The Generator input mode can accept but is noisy or irregular irregular AC power Select that mode for that input Inverter was manually set to MATE3 system display only Change the AC Input Control setting disconnect from AC from Drop to Use with the AC INPUT hot key If this setting was intentional then no action is required Grid use function has MATE3 system display only If activated prematurely check both disconnected from AC the MATE3 s Grid Use Time settings and the MATE3 clock settings in the System menu If this setting was intentional then no action is required High Battery Transfer HBX system display only Check the AC INPUT hot key screen mode has disconnected from to see if HBX mode is in use If activated prematurely check the AC settings of HBX mode If this setting was intentional then no action is required Mini Grid input mode has MATE3 system display only Check the Inverter part of the Settings disconnected from AC menu to see if Mini Grid mode is in use If activated prematurely check the settings of Mini Grid mode If this setting was intentional then no action is required Offset function has caused the The Offset function sends excess renewable energy to the loads inverter to disconnect from AC
74. ons of the Radian are unavailable in this mode gt Any AC fluctuations that are accepted by the inverter will be transferred to the output The loads will be exposed to these fluctuations It may not be advisable to install senstive loads under these conditions gt In this mode the Radian inverter s maximum charge rate is limited to 20 80 Adc gt While charging the charger will not go silent see page 22 After completing the charge it will remain in the Float charging stage unless this generator is stopped either automatically or manually or AC input power is otherwise removed Support This mode is intended for systems that use the utility grid or a generator In some cases the amount of current available from the source is limited due to size wiring or other reasons If large loads need to be run the Radian inverter augments supports the AC source adding inverter and battery power to ensure that the loads receive the power they demand In the MATE3 system display the Grid Input AC Limit dictates the maximum AC draw for the Grid input The Gen Input AC Limit sets the maximum draw for the Gen input This function takes effect if the AC draw on the appropriate input exceeds its setting CHARGING In this mode when the charger is enabled the Radian will use the AC source to charge the battery bank See page 20 It will proceed through the entire battery charging cycle After the end of the Float timer it will
75. ont cover of this manual 39 Troubleshooting Warning Messages A Warning message is caused by a non critical fault When this occurs the unit will not shut down but the system display will show an Event and a specific Warning message This screen is viewed using the MATE3 Home screen s soft keys See the MATE3 manual for more instructions One or more messages will display Y yes If a message says N no it is not the cause of the warning NOTE The Radian series has no external indicators and requires the MATE3 system display to identify a Warning Some warnings can become errors if left unattended Frequency and voltage warnings are meant to warn of a problematic AC source Often the inverter will disconnect from the source This will occur if the condition lasts longer than the inverter s transfer delay settings Ifthe inverter disconnects the warning will display as long as the source is present accompanied by a Disconnect message See next page Warning screens can only display warnings they cannot clear them The way to correct the fault may be obvious from the message AC Freq Too High AC Freq Too Low Voltage Too High Voltage Too Low Input Amps gt Max Temp Sensor Bad Comm Fault 40 Table 4 Warning Troubleshooting The AC source is above the upper acceptable frequency limit 66 Hz and prevents connection The AC source is below the lower acceptable frequency limit 54 Hz an
76. port it as AC power See page 21 for more information on how Offset relates to the battery charger See the MATE3 Owner s Manual to change any of these settings NOTES gt Ifthe Radian inverter is in the Grid Tied input mode and more renewable energy is available than can be offset by the loads the inverter will sell the remainder to the utility grid Although the inverter can use the Sell Voltage setting as a target in most input modes see below it is unable to sell power to the utility grid unless the Grid Tied mode is selected gt Ifthe inverter is in the Support UPS Backup or Mini Grid input modes and more renewable energy is available than can be offset by the loads it means the inverter is capable of running all of its loads using renewable energy The inverter will disconnect from the AC source as long as the excess renewable energy is present gt The Offset function is not active when the Generator input mode is selected 900 0020 01 00 Rev A 19 Operation Battery Charging IMPORTANT Battery charger settings need to be correct for a given battery type Always follow battery manufacturer recommendations Making incorrect settings or leaving them at factory default settings may cause the batteries to be undercharged or overcharged The inverter uses three stage battery charging process The three stages are Bulk Absorption and Float These stages follow a series of steps which are shown o
77. ps per phase or leg The continuous loads on that output should never exceed this number When connected to an AC source the Radian inverter cannot limit the load current An overload condition is possible MN CAUTION Eguipment Damage Current draw in excess of the inverter s transfer relay rating can damage the transfer relay This damage is not covered by warranty The inverter does not filter or clean up the power from the AC source The voltage and power guality received by the output loads is the same as that of the source If the voltage or quality do not meet the inverter s input reguirements see page 17 it will disconnect and return to the inverting mode gt Ifthe AC source meets the inverter s requirements but is irregular any fluctuations will be transferred to the loads If the loads are sensitive it may be necessary to improve the quality of the AC source gt To ensure smoother transition it may be advisable to raise the inverter s lower acceptance limit The default setting is 108 Vac on each leg A higher setting will cause the inverter to transfer sooner in the event of a quality problem gt The Generator input mode is intended to accept irregular or unfiltered AC sources and is more likely to do so than other modes Since it will transfer the irregular power to the output as noted above this should be considered before using this mode with sensitive loads See page 9 In a stacked system slaves are orde
78. r s input test points See page 33 If not present the problem is external If present the inverter could be damaged Contact OutBack Technical Support see inside front cover of this manual AC input not connected on Check the AC voltage on the inverter s input test points See both L1 and L2 page 33 Both L1 and L2 must have voltage The inverter will not accept an input from only one leg AC source is not 120 240 Vac Confirm the nature of the AC source Check the AC voltage split phase or the AC source between 11 12 and neutral on the inverter s input test points neutral is not connected to the See page 33 L1 neutral and L2 neutral voltages should be inverter 120 Vac L1 L2 voltage should be 240 Vac Other voltages or combinations such as two phases of a three phase source 208 Vac or 240 Vac without a neutral will not be accepted Inverter s L1 output has been Disconnect the wires from the inverter s AC input terminals or AC connected to its L2 input or the output terminals or both If the problem immediately disappears other way around This it is an external wiring issue inverter s input and output problem is accompanied by terminals must remain isolated from each other shifts in frequency AC source does not meet MATE3 system display only Check the Last AC Disconnect screen requirements using the AC INPUT hot key and the Discon selection for the reason for disconnection If the unit never originally c
79. raws power from the AC input and puts it into the batteries the grid interactive function removes power from the batteries or the DC system and returns it to the AC input When a renewable source of energy raises the batteries above a designated reference point or target the inverter exports power in order to bring the voltage back down or to prevent it from rising further gt The inverter uses several set points as targets for selling particularly the battery charger settings In the the Absorb Voltage Float Voltage and Equalize Voltage settings all used as target voltages gt Ifthe battery charger is not active the target voltage used by the Radian inverter is Sell Voltage in the Grid Tie Sell menu See page 21 for more information on charging and selling See the Owner s Manual to change any of these settings gt Unlike the other target voltages the Radian inverter cannot import AC power to raise the batteries to the Sell Voltage set point It can only use excess DC power if it is available and export it as AC power CHARGING In this mode when the charger is enabled the Radian will use the AC source to charge the battery bank See page 20 It will proceed through the entire battery charging cycle After the end of the Float timer it will continue to alternate between Silent and Re Float stages entering the Selling stage as appropriate BENEFITS gt The most obvious advantage of
80. re inapplicable they can be omitted However it is highly recommended that all applicable steps be performed in the following order To Power Down the System 1 Turn off all load circuits and AC input sources 2 Turn off all renewable energy circuits 3 Turn each inverter OFF using the MATE3 system display or external switch 4 Turn off the main DC overcurrent devices for each inverter Adding New Devices When adding new devices to the system first power down the system according to the preceding instructions After adding new devices perform another functional test including programming Firmware Updates Updates to the Radian s internal programming are periodically available If multiple inverters are used in a system all units must be upgraded at the same time See the MATE3 Owner s Manual for details IMPORTANT All inverters will shut down during software updates If it is necessary to run loads while updating the firmware bypass the inverter with a maintenance bypass switch if present During this time communication cables must remain connected and DC power must remain on Lack of network communication will cause the update to fail and the inverter s may not work afterward Inverters automatically update one at a time Updating each inverter requires about 5 Minutes 8 900 0020 01 00 Rev A Operation Input Modes The Radian inverter has two sets of input connections for multiple AC sources See th
81. red to transfer at the same time as the master If a slave does not sense an AC source at the same time as the master it will continue inverting and will experience a Phase Loss error see page 39 This appears as an Event the system display as described in the MATE3 Owner s Manual 18 900 0020 01 00 Rev A Offset This function is designed to use excess battery energy to power the loads even when an AC source is present This allows the system to take advantage of renewable energy sources in effect offsetting dependence on the AC source When a renewable source of energy raises the batteries above a designated reference point or target the inverter exports power to the loads in order to bring the voltage back down or to prevent it from rising further The inverter uses several set points as targets for the offset function particularly the battery charger settings In the MATE3 the Absorb Voltage Float Voltage and Equalize Voltage settings are all used as reference voltages While the battery charger is operating it will regulate the voltage at a level appropriate for the target setting If none of the battery charger s timers are active the target voltage used by the Radian inverter is Sell Voltage in the Grid Tie Sell menu Unlike the other target voltages the Radian inverter cannot import AC power to raise the batteries to the Sell Voltage set point It can only use excess DC power if it is available and ex
82. repair Contact OutBack Technical Support see inside front cover of this manual 900 0020 01 00 Rev A Troubleshooting Table 4 Warning Troubleshooting Fan Failure The inverter s internal cooling fan is not Turn the battery disconnect off and then on to operating properly Lack of cooling may determine if the fan self tests After this test result in derated inverter output wattage contact OutBack Technical Support for the next step The next step will depend on the results of the test NOTE The system can continue to operate if the inverter can be run at reasonable levels External cooling may also be applied Transformer Displays the ambient temperature around the In the these values are given in degrees in Temps menu inverter s transformer Celsius ispi h fth eld If any reading does not seem to reflect the ARE FETS Displays the temperature of the FETs Fie inverter s temperature or conditions contact in Temps menu Effect Transistors and heat sink OutBack Technical Support see inside front cover of this manual Displays the temperature of the inverter s in Temps menu ripple capacitors 900 0020 01 00 Rev A 41 Troubleshooting Disconnect Messages Disconnect messages explain the reason that the inverter rejected an AC source The unit returns to inverting mode if turned on This screen is viewed using the AC IMPLIT hot key on the See the MATE3 manual
83. rom the batteries gt The voltage limits be adjusted to allow or exclude a source with weak or irregular voltages These items are adjustable in the appropriate menu of the MATE3 Grid AC Input Mode and Limits or Gen AC Input Mode and Limits The settings are titled Voltage Limit Lower and Upper When this setting is adjusted it applies equally to L1 and L2 There can be side effects to changing the range of allowed voltages See page 18 gt Each of the AC inputs has a settable connection delay This is intended as a warmup period which allows an input source to stabilize before connection The default setting for the Grid input is 0 2 minutes 12 seconds The default setting for the Gen input is 0 5 minutes 30 seconds These items are adjustable in the appropriate menu of the MATE3 Grid AC Input Mode and Limits or Gen AC Input Mode and Limits NOTES gt Certain input modes such as Mini Grid may prevent the inverter from accepting AC power even if electrical conditions are met See page 13 gt Several items external to the inverter may prevent the inverter from accepting AC power even if electrical conditions are met One is the High Battery Transfer mode which is operated by the MATE3 system display See page 32 and the MATE3 Owner s Manual Another is the MATE3 s AC INPUT hot key menu which can order all inverters to disconnect when set to Drop See the MATE3 manual gt The inverter has additional criteria
84. s a quiet time feature which restricts the generator from starting at inconvenient times Additional features are also available Because this is an advanced function with capabilities beyond the inverter s Gen Alert the control logic for AGS is based in the MATE3 system display not the inverter See the MATE3 Owner s Manual for more information on programming and using the AGS mode High Battery Transfer In High Battery Transfer mode the system is connected to an AC source such as the utility grid however it will use battery power as the first priority The AC source is locked out until needed In this mode the system runs on battery supplied power for as long as the batteries can be sustained It is expected that the system will be supplied by renewable sources such as PV power When the batteries become depleted the system reconnects to the AC source to operate the loads The batteries may be recharged during this time using the renewable source When the batteries are recharged to a high enough voltage the system transfers back to the batteries as the primary source hence the name High Battery Transfer NOTE The inverter s charger should be off High Battery Transfer mode is intended to use only the renewable source for charging batteries Renewable charging is the motivator for returning to battery renewable operation Use of the inverter s charger interferes with this priority It also may not charge effectively This
85. s it is generated preventing the meter from running backwards In this case the result of selling would be to reduce the consumption of AC power not reverse it gt The amount of power an inverter can sell is not equal to its specified output wattage Its maximum selling output is 7 68 kW However output will vary with inverter temperature battery type and other conditions A good guideline is that the renewable source should be sized to continuously deliver more than 85 of the inverter s specified wattage per inverter in a multi inverter system This recommendation is specifically for the inverter s grid interactive feature In some cases the source may be sized larger to account for environmental conditions or the presence of DC loads This depends on individual site requirements UPS Uninterruptible Power Supply In the event of utility grid failure UPS mode allows the inverter to switch to its inverting mode almost instantaneously This allows the system to support sensitive AC loads without interruption The transfer speed in this mode has been reduced so that if the AC input power is disconnected ora scheduled disconnect occurs the transfer speed will be less than 4 milliseconds CHARGING In this mode when the charger is enabled the Radian will use the AC source to charge the battery bank See page 20 It will proceed through the entire battery charging cycle After the end of the Float timer it will continu
86. setting When the battery voltage decreases to this point the charger becomes active again The default set point is 50 0 Vdc NOTE If the Radian inverter is placed in the Generator input mode the charger skips Silent and proceeds directly to Float stage see Figure 4 on page 21 It will remain in Float until AC power is disconnected which usually means that the generator was stopped manually or automatically See page 9 for more information on this mode Float Stage This is the third stage of charging It is a constant voltage stage Current varies as needed to maintain the voltage but typically drops to a low number This stage offsets the batteries tendency to self discharge as well as offsetting the draw of any other DC loads and maintains them at 100 of capacity Target point Float Voltage setting The default set point is 54 4 Vdc Time limit Float Time setting NOTE The remaining stages below do not apply in the Generator input mode The next activity that can occur is a new charging cycle The criteria for beginning a new cycle are described on page 23 Float Timer This is part of Float stage and is not a separate stage of charging On the charts on page 21 it is marked as a separate step to note that the timer only begins running upon reaching the Float set point It does not begin running at the beginning of Float stage The Float timer is reset to its maximum amount whenever the batteries drop to the Re Float volta
87. slave is set at 1 the slave will turn on later Since the Master item is the only one that goes to 0 it is easy to ensure that all other units besides the master go silent gt highly recommended to rank the slave inverters in order 1 2 3 4 etc Leaving the master at 0 automatically makes 4 kW of power instantly available from the master If a slave is prioritized higher than the master by raising the master level to 2 and the slave to 1 for example that slave will not go silent This will keep the power save mode from functioning In general setting the number higher than 0 will activate an additional 4 kW of power for every increment If the slave settings have not been programmed correctly the master may override them and begin turning on unnecessary slaves This defeats the purpose of the Power Save feature It is also recommended that slaves do not share rank numbers If for example multiple slaves were all ranked at 1 they would all come on at the same time Once they came on the divided load would cause the master to detect a minimal load on its output so it would shut off all the slaves at which point the master would read a high load again This could quickly escalate into a rapid on off cycling of inverters and could cause long term system problems 28 900 0020 01 00 Rev A Auxiliary Terminals The Radian inverter has two sets of terminals which can respond to different criteria and control many functions The 1
88. source The OutBack grid interactive models are tested using the procedures listed in IEEE 1547 1 to the standards listed in both UL 1741 and IEEE 1547 The following specifications have been validated through compliance testing and refer to exporting power to a simulated utility source of less than 1 voltage total harmonic distortion THD gt The output of the Radian series exceeds the minimum power factor of 0 85 with a typical power factor of 0 96 or better gt The individual harmonics do not exceed the limits specified in Table 3 of IEEE 1547 Section 4 3 3 The THD of the root mean square RMS current is less than 5 gt The Radian inverters cease to export power to the simulated utility source under islanding conditions specified in IEEE 1547 Section 4 4 1 gt The Radian inverters also cease to export power to the simulated utility source after the output voltage or frequency of the simulated utility source are adjusted to each of the conditions specified in IEEE 1547 Section 4 2 3 Table 1 and Section 4 2 4 Table 2 within the times specified in those tables All Radian inverters manufactured for use in the United States and Canada are tested to comply with the table below Table 10 Radian Series Interconnection Response Times to Abnormal Voltages or Frequencies per leg 46 Voltage Range Frequency Seconds Cycles AC Volts Hz Allowed Allowed V lt 60 0 60 0 0 16 9 6 60 0 lt V lt 105 6 60 0 2 0 120
89. tery condition itself the cause is an external condition 900 0020 01 00 Rev A 15 Operation Search An automated search circuit is available to minimize the power draw when no loads are present When enabled the inverter does not always deliver full output The output is reduced to brief pulses with a delay between them These pulses are sent down the output lines to see if a resistance is present Basically the pulses search for a load If a load is detected on either the L1 or L2 outputs the inverter s output increases to full voltage so that it can power the load When the load is turned off the inverter goes to sleep and begins searching again The sensitivity of Search mode is in increments of approximately 0 1 Aac The default is 6 increments or about 0 6 A load which draws this amount or greater will wake up the inverter NOTE Due to load characteristics these increments are only approximate and may not function exactly as listed The pulse duration and the delay both have a time period that is measured in AC cycles These two items and the load detection threshold are adjustable gt Search mode may not be useful in larger systems with loads that require continuous power e g clocks answering machines fax machines Search mode may cause nuisance shutdowns or it may sleep so rarely that there is no benefit gt Some devices may not be easily detected by Search mode input When the Radian inverter i
90. the Charger Mode screen with the CHARGER hot key and set to On or Auto If this setting was intentional then no action is reguired Unusual voltage on System neutral and ground may Test L1 OUT L2 OUT and NEU test points with AC voltmeter See hot or neutral not be bonded page 33 These measurements should give full voltage Test NEU output line and ground connections This measurement should read zero volts Any other result means neutral and ground are not bonded correctly If this is the case usually the hot line reads 60 75 Vac and the neutral reads 45 60 Vac with respect to ground Unusual and Input neutral is not connected TestL1 input and NEU connections with AC voltmeter Test L2 different voltages correctly The inverter also may input and NEU connections with AC voltmeter This can be on on AC hot input not connect to the AC source Grid or Gen input depending where the symptoms appear Test lines L1 to L2 input From hot to neutral should be approximately 120 11 to L2 should be approximately 240 Vac If the two legs are different voltages but still add up to 240 Vac the neutral is not connected to the inverter Grid tied function has been MATE3 system display only Check the Grid Tie Enable setting in manually disabled the Grid Tie Sell menu Confirm it is set to Y Grid Tied mode not in use on MATE3 system display only Check the Inverter part of the Settings the appropriate input menu to see if Grid Ti
91. this mode is the ability to return power to the utility grid NOTES gt The Support function of the Radian inverter is unavailable in this mode gt The inverter has a minimum five minute delay before selling will begin Upon initial connection to the utility grid the inverter may be required to perform a full battery charge This may delay the operation of the grid interactive feature gt The grid interactive function only operates when excess DC renewable power is available 900 0020 01 00 Rev A 11 Operation gt The grid interactive function can only operate while the utility grid power is stable and within specific limits Ifthe AC voltage or frequency vary outside these limits the inverter will stop selling If the inverter stops selling the MATE3 will show the reason Sell Status messages are listed on page 43 Ifthe AC voltage or frequency vary outside the maximum limits the inverter will also disconnect from the utility grid The Radian inverter s grid interactive limits are specified on page 46 The AC source acceptance limits are specified on page 17 These numbers are not necessarily the same gt When power is returned to the utility grid it may possible to make the utility meter run backwards The net result would be to sell power to the utility company However this depends on whether there are other loads in the system Loads on the main panel not on the inverter s output may consume this power as fast a
92. to set them up correctly will cause erratic system behavior The Configuration Wizard automatically programs the correct priorities See the MATE3 Owner s Manual If it is necessary to set these items manually In the MATE3 system display the Inverter Stacking screen contains two Power Save Level menu items These are Master and Slave Both items have a settable range of values See the MATE3 manual for more information gt The first item Master Power Save Level must only be used when port P01 is selected with the lt PORT gt navigation key This should be the master inverter Although the item is still visible when other slave ports are available it should not be programmed when other ports are selected The range of rank numbers is 0 to 31 The default value is 0 The master is normally left at this value gt The second item Slave Power Save Level must only be used when ports other than P01 are selected Although the item is still visible when the P01 master port is selected it should not be programmed for P01 The range of rank numbers is 1 to 31 The default value for all ports is 1 gt The ranks are prioritized so that lower numbered ranks turn on sooner and higher ranks turn on later The lowest ranked unit will not go silent and will remain on unless ordered otherwise The lowest ranked unit is expected to be the master The priorities are the same across both screens thus if PO1 master is set at 0 and P02
93. undersized wires or bad connections can result in local voltage problems If a Voltage Too Low or Voltage Too High message is accompanied by voltage changes that do not appear at the main utility connection check the wiring Table 6 Sell Status Messages The Grid Tie Enable command has been set to N no Qualifying Grid All utility grid conditions are acceptable The inverter is running a 5 minute test during which it confirms the grid quality The timer is shown on the screen At the end of that time the inverter may be ready to sell Frequency Too Low The utility grid s AC frequency is below the acceptable range for selling See page 47 Frequency Too High The utility grid s AC frequency is above the acceptable range for selling See page 47 Voltage Too Low The utility grid s AC voltage is below the acceptable range for selling See page 47 Voltage Too High The utility grid s AC voltage is above the acceptable range for selling See page 47 Battery lt Target The battery voltage is below the target voltage for that stage Float Selling etc No excess energy is available to sell 900 0020 01 00 Rev A 43 Troubleshooting NOTES 44 900 0020 01 00 Rev A Specifications Specifications for Model GS8048 Table7 Electrical Specifications for Model GS8048
94. ur records SYSTEM OWNER Name Address City State Postal or Zip Code Country Telephone Number E mail SYSTEM PURCHASE Product Model Number Product Serial Number Sold by Purchase Date 900 0020 01 00 Rev A 49 Product Registration INSTALLATION INFORMATION System Install Commission Date System Array Size System Array Nominal Voltage Type of PV Modules System Battery Bank Size Amp Hours Brand and Model of Batteries Does this system include an auxiliary AC generator If yes please specify brand and model of generator INSTALLER INFORMATION Contractor Number Installer Name Installer Address Installer City State Postal or Zip Code Country Installer Telephone E mail Please check ALL factors affecting purchase decision Grid Interactive Capability Product Reputation Back up Capability Reputation of OutBack Power Technologies Value Looks Other QQ000000 Extended Warranty For areas where it is a requirement of local programs OutBack Power Technologies offers a five year 5 extension to the standard five year 5 Limited Warranty for the Radian Series Inverter Charger To request a 5 year limited warranty extension for a total effective warranty coverage period of ten 10 years please include a payment in the amount of 899 USD per inverter payable to OutBack Power Technologies
95. ut Back POWER member of The Group Radian Series Inverter Charger GS8048 Operator s Manual Cut Back member of The Him Group About OutBack Power Technologies OutBack Power Technologies is a leader in advanced energy conversion technology Outback products include true sine wave inverter chargers maximum power point tracking charge controllers and system communication components as well as circuit breakers accessories and assembled systems Contact Information Telephone 1 360 435 6030 1 360 618 4363 Technical Support 1 360 435 6019 Fax Mailing Address OutBack Power Technologies Address Sales Marketing amp Warranty North America 5917 195 Street N E 7 6115 192nd Street NE Arlington WA 98223 USA Arlington WA 98223 USA E mail Support outbackpower com Web Site www outbackpower com Disclaimer UNLESS SPECIFICALLY AGREED TO IN WRITING OUTBACK POWER TECHNOLOGIES a MAKES NO WARRANTY AS TO THE ACCURACY SUFFICIENCY OR SUITABILITY OF ANY TECHNICAL OR OTHER INFORMATION PROVIDED IN ITS MANUALS OR OTHER DOCUMENTATION b ASSUMES NO RESPONSIBILITY OR LIABILITY FOR LOSS OR DAMAGE WHETHER DIRECT INDIRECT CONSEQUENTIAL OR INCIDENTAL WHICH MIGHT ARISE OUT OF THE USE OF SUCH INFORMATION THE USE OF ANY SUCH INFORMATION WILL BE ENTIRELY AT THE USER S RISK Warranty Summary OutBack Power Technologies Inc warrants that the products it manufactures will b
96. y set the inverter to the Generator input input circuit mode See page 9 42 900 0020 01 00 Rev A Troubleshooting Sell Status Sell Status messages describe conditions relating to the inverter s grid interactive mode This screen is viewed using the MATE3 Home screen s soft keys See the MATE3 manual for more instructions One or more messages will display Y yes Ifa message says N no it is not the cause of the disconnect If the inverter has stopped selling or charging unexpectedly this screen may identify the reason More often these messages are used by a normally functioning inverter to identify external conditions that preventing selling or charging If nothing has stopped the messages will indicate that as well The acceptable limits for AC source voltage and frequency displayed on page 47 If the AC source exceeds these limits the inverter will stop selling and display the appropriate code After the source returns to the acceptable range the screen will begin a 5 minute timer When the timer expires the inverter will begin selling power again If the AC source is unstable it may become unacceptable before the timer expires This may cause the timer to continually reset It is possible for brief fluctuations to occur that are too fast to be seen ona DVM If this happens the appropriate message will still appear on the system display for a short time to help troubleshoot the problem Additionally

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