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1. OPTION 3 20 X 225A BREAKERS NOT MONITORED TO NEXT INVERTER MAIN COMPARTMENT MAGNETICS COMPARTMENT MAIN COMPARTMENT DC CONTACTOR AC CONTACTOR AC DISCONNECT oad Breat ater oat ater oat ater AC FILTER DC FILTER IPM oa anm E fe can SWITCHING INDUCTORS L L 1 sun aar 2 Bulk Snubber mm Sn ii hd me no o l os ere E SOUS 3 x BoOvAE 104 come rower e l nesan EG our ve sei s x na 3 x 600VA 1 5 l ISOLATION XFMR 7 INSTALLER SN Array Current Measure L YY a MW f l LANDINGS gt L concro roux leg Pos Gnd Select By Assy eee ree ne a jacent Prasg 500kW to Grid Utility bd 1 ph HK Xfnr RE RE 7 q i AC SURGE EEE PEN REEE EA eee 1 CAC Precharge CH gt CTRL l 1v 1 Bleeder l 3 j ae TA i i fi omi 3 ji TT Phase A i 1 l I MM Er 7 C__ gt T Phase B 1 I 1 480v 1 I 1 l T T l i 600VAC 3A i LAC Sue Siats Ho Ae i cm r s 1 A l i f A coc Recta oH 1 Precharge A oo i l L Let TEA 1 i i ee oS 1 i L l TN roonractor Power P DC SURGE ayyy 2 Voltage Measure l i a a RER 24V Power Supply 24V SUFPLY A l l 1 NI PaE G t UL508A Panel Power Revenue Grade Meten 1 l i i 3A ae i Input Power f 1 L GFDI I pH i 1 l 1 l 1 l 1
2. a S 6 DC z DC a DC SUPPLY I l 8 8 SINGLE POINT V V V CABLE SHIELD 1 i i D i amp DC SUPPLY Yoga ao g ew a aA EARTH GROUND ISOLATED SELF POWERED EXTERNALLY POWERED ISOLATED SELF POWERED MASTER DEVICE NO REFERENCE INPUT SLAVE DEVICE INVERTER SLAVE DEVICE 4648 Figure 6 7 Daisy chain layout for RS 485 network option C i Important When multiple devices are wired to the network the network shield must be terminated to earth ground at one point on the network typically at the beginning or the end For device connections the shield must be rewired to provide a continuous shield and isolated from ground Modbus Wiring for the Slave Port The communications interface backplane includes two Modbus slave port terminal blocks The two Modbus slave port terminal blocks can be used in an in and out configuration for daisy chain networking The two terminal blocks are electrically bonded on the PCB Therefore it does not matter which one is used or the order in which they are connected The following illustration provides an example of how the two terminal blocks can be used Modbus slave Shield Shield Qe SOS RS 485 Network to Field lus Network to Field Inverter or Gateway Inverter or Gateway Figure 6 8 Connecting dual Modbus slave port terminal blocks 570 1001791 05B Dat
3. ceeeceeeeeeeeeaeeeeeeeeees 4 8 To Inspect the Cooling Compartment cccccccccceeccceeeeeeeeeeeeeeeaeeeaeaeeaeaees 4 9 Lifting and Mounting the Inverter st annees sien 4 10 Conduit Entry POIN S cap ect aici sees ut aiandid 2 4 12 Using Gland Plates for Cable Conduit Entry and Exit 4 12 Electrical Connections 8228 dd Euan aaan 4 15 OR r a 4 16 Connecting to the Electrical Grid ss 4 16 DC WINING scissa donc eebainnantdedttvaiaddeanmenintecmeseacuacneoeaegeaneneandeuais 4 21 Connecting to the PV Arrays sciccicinssescsrsctsntentntalacecactecdshendaraavamannencandaioes 4 22 Using the Integrated Remote Disable Input sssessesseeeeneeeesseerrrreseeeeeerrrreeee 4 25 Making the Remote Disable Connection 4 26 24 V Power Supply ccccccccccececceeeceeeeeeeeeeeeeeceeeeeeeeeeeeeeeeeeeceeeeeeeeeseesaeeaaaa 4 28 viii Table of Contents 570 1001791 05B Advanced Energy AE 500TX Inverter Wiring the 24 V Power Supply us 4 29 Chapter 5 Operation System Startup Procedure ee eald Sarees eet cas eienea sealed eedcegs 5 1 Inverter Operating States cscs 2nccccvssdaveseradsciducek dogaentdaveteesapaccentbeccteesteseilasscetsnondeleed 5 2 Display Screens and Operation ss 5 4 To Operate the Display ss 5 6 Ground Fault Interrupt Device sise 5 7 To Respond to a Ground Fault c ccceseeeeeceeeeeeeeeeeeeeeeeeeeee
4. 000 6 19 Table 6 6 Format for Write Single Register command 6 19 Table 6 7 Response format for Write Single Register command 6 19 Table 6 8 Format for Return Slave ID cccccccececcceeccaeeeeeeceeeeeseeeesseeeeeeeeeeees 6 20 Table 6 9 Format for Return Slave ID command ccceeeeeeeeeeeeteneeeeeeeees 6 20 Table 5 10 Data Wy pe ns de eos 6 21 Table 6 11 Modbus fixed information registers cceceeeeeeeeeeeeeeeeeeeeeeeeeeeees 6 22 Table 6 12 Inverter model number 0 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeereeeees 6 23 Table 6 13 Bit mapping for inverter configuration register 6 23 Table 6 14 Modbus data registers sun 6 24 Table 6 15 Modbus status and fault code registers 6 25 Table 6 16 Modbus inverter operating status register values 6 26 Table 6 17 PVM status register status code values eeeeeeeeeeeeeeeeeeeees 6 27 Table 6 18 Modbus command registers ccceceeeeeeeeeeeeeeeeeeeeeeeeseneeeeeeeeeeeeeeees 6 28 Table 7 1 Maintenance checklist 7 3 Table 7 2 Inverter replacement parts ccccccceceecceeeeeeeeeeaaeeeaeeeeeeeeeseeeeeeseeeeeees 7 4 Table 8 1 Inverter system warnings uns 8 3 Table 8 2 Fau
5. 4 Position the inverter in the selected location Alternate methods of lifting and positioning the inverter may be used Proper methods may include the use of a crane with a strap rated for the weight of the inverter however care MUST be taken to protect the inverter from 570 1001791 05B Installing 4 11 Advanced Energy compressive stresses or forces which may dent or deform the cabinet or cause damage to the inverter Use of lifting beams spreader bars or similar equipment rated for the weight of the inverter can be employed for this purpose 5 Secure the inverter to the mounting surface by setting the anchoring hardware through each of the six holes in the external mounting flange on the base of the unit Refer to the mechanical drawings to review the anchoring locations 6 Replace the cover plates over the fork slots Related Links e Mechanical Diagrams on page 10 2 CONDUIT ENTRY POINTS The inverter is shipped from the factory with side and bottom gland plates that allow for conduit entry i Important All penetrations in the inverter cabinet must be through the specified gland plates which provide a safe and convenient way to route wiring in to and out of the inverter Penetrating the inverter housing in any location other than the gland plates voids the warranty Important Do not block the cabinet s side access with conduit Important Do not attach conduit support structure to the cabinet
6. Large flat blade common screwdriver e Access door entry key located inside the inverter optional e Hex wrench 570 1001791 05B Installing 4 5 Advanced Energy To Inspect the Inverter Cabinet 1 Inspect the shipping materials and the inverter for any cosmetic or structural damage Specifically look for any structural damage or crushing of the base or doors 2 Confirm all doors open freely and easily The front doors on the main compartments of the inverter have a rotating hand latch with an integrated key lock to secure the main compartment doors 3 Inspect the cabinet for moisture or corrosion i Important If the DC circuit breaker option is included the DC subpanel compartment will not have a locking door To Inspect the Rear Magnetics 1 Using a hex wrench remove the large cover plates on the sides of the inverter to access the magnetics 2 Inspect the following connections a Three into the inductors b Three from the inductors to the transformer 3 For each connection check the integrity of the bus bar connections and terminals Inspection locations Figure 4 5 Inductor and transformer connections 4 6 Installing 570 1001791 05B Advanced Energy AE 500TX Inverter 4 Check the screens at the bottom of the compartment for damage or debris 5 Replace the cover plates Make sure the gaskets are not damaged during replacement of the plates Do not overtighten the screws To In
7. 6 7 Figure 6 5 Daisy chain layout for RS 485 network option A 6 8 Figure 6 6 Daisy chain layout for RS 485 network option B 6 8 Figure 6 7 Daisy chain layout for RS 485 network option C 6 9 Figure 6 8 Connecting dual Modbus slave port terminal blocks 6 9 Figure 6 9 Communications interface PCB with Modbus slave port location 6 11 Figure 6 10 Termination switches on the user interface PCB n 6 12 Figure 6 11 Setting the Modbus address eeeeeeeeeeeeeeeeerreeesssssreerrerre enea 6 14 Figure 6 12 Example Unit address switch set to address 25 6 15 Figure 7 1 Air intake NOOUS occ sdcgea cascade AL AE aient 7 5 Figure 7 2 Air intake hood in raised position cece eeeeeeeeeeeeeeeeeeeeeeeenenaeeeeeeees 7 5 Figure 8 1 Warning SCreen sicniiecteccehtaadenboedteeddvedcedsnoneinateotateatmehecaenadumbonabbeesnatand 8 3 Figure 8 2 Screen sequence when an inverter faults 8 4 Figure 8 3 Multiple faults SCTOB snrrnerirnsrnisntesestannttnersmisnsmestramentns 8 5 Figure 8 4 Communication PCB with status LEDS n 8 13 Figure 8 5 Communication interface PCB with LEDS 8 14 Figure A 1 Efficiency curves for the AE 500TX 480 VAC model A 4 Figure B 1 AE 500
8. Modbus is a registered trademark of Gould Inc Power Factor Pro is a trademark of Advanced Energy Industries Inc Windows is a registered trademark of the Microsoft Corporation CUSTOMER FEEDBACK Advanced Energy s technical writing staff has carefully developed this manual using research based document design principles However improvement is ongoing and the writing staff welcomes and appreciates customer feedback Please send any comments on the content organization or format of this user manual to e tech writing aei com 570 1001791 05B v Advanced Energy To order a manual please contact AE Solar Energy Technical Support e invertersupport aei com vi 570 1001791 05B Advanced Energy AE 500TX Inverter Table of Contents Chapter 1 Safety and Product Compliance Guidelines Important Safety Instructions 2 den end 1 1 Save These Instructions cara chronos ne 1 1 Danger Warning and Caution Boxes in the Manual ceeeeeeeeeeeeeees 1 1 Safety Guidelines car cccertsrtirshien Dareuetanrnntsinntat nas ensnonannennaneehanernnngiadebecatetantatenesiannsteente 1 2 Rules for Safe Installation and Operation cccccceeseeseeeeeeeeeeeeeeeeeeeeeeees 1 2 Ol so AMOR ne a te de ee ten it 1 3 Medical and First Aid Treatment sisi henecetesnereeeemecutuneenesesnents 1 3 Safety Equipment Requirement c sseeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeaas 1 3 Inte
9. 2 a ARE _ DATE INSTALLATION SPECIFIC ENCLOSURE O NOT SCALE DRAWING DRAWN JLR 12 15 11 DETAIL 500KW INVERTER PROPRIETARY NOTICE TREATMENT 12 15 11 SZE PART NO REV THIS DRAWING IS THE PROPERTY OF PVPOWERED AND MUST NOT BE LOANED D PSR aoe BH 12 30 11 B 60 60003 0 A COPIED IN WHOLE OR IN PART OR USED FOR MANUFACTURING OR TENDERING FINISH woes PURPOSES WITHOUT WRITTEN CONSENT IT MUST BE RETURNED ON DEMAND D RELEASE TO PROD SCALE NONE i SHEET 2 OF 3 2 1 4 Figure 10 3 AE 500TX mechanical diagram View 2 570 1001791 05B System and Mechanical Diagrams B 3 Advanced Energy NOTES 1 THIS DRAWING DEFINES INSTALLATION COMPLIANT WITH SEISMIC ZONE 24 MIN 4 REQUIREMENTS IF SEISMIC 4 IS NOT REQUIRED THE NOTED MOUNTING FEATURES CAN BE MODIFIED BY A REGISTERED PROFESSIONAL ENGINEER 2 THE CONCRETE PAD NEEDS TO BE A MINIMUM OF 11 1 4 THICK AND REINFORCED WITH TWO LAYERS OF 4 REINFORCEMENT BAR SPACED AT 24 MIN 16 ON CENTER IN BOTH DIRECTIONS THE BOTTOM LAYER OF REINFORCEMENT NEEDS TO BE 3 CLEAR OF THE SOIL SUBSTRATE THE TOP LAYER OF REINFORCEMENT NEEDS TO BE 1 1 2 CLEAR FROM THE TOP OF THE CONCRETE SLAB 3 ANCHORING REQUIREMENTS STAINLESS STEEL THREADED ROD 97 8 MINIMUM 6 PLACES 8 1 2 MINIMUM EMBED MENT SET WITH EPOXY HILTI RE SOOSD OR EQUIV THE ANCHORS MUST HAVE A 24 MINIMUM DISTANCE FROMTHE CONCRETE PAD PERIMETER THE HOLES IN THE CONCRETE MUST BE HAMMER DRILLED NOT CORE DRILLE
10. SSL 0 lt L ART nnna 5 1 Figure 5 2 Inverter with AC disconnect power ON ceeeeeeeeeeeeeeeeeeeeeeaeees 5 2 Figure 5 3 Inverter state diagram siscseissveserarscneesanavsstense recssssesareseessesarisenssesavenge nes 5 3 Figure 5 4 Initialize state screen sicsicinicccasccacnasnnncancdsnsdeimeneacnetonstariadendetecttarmesantats 5 5 Figure 5 5 Energy tracking state screens sesssessssssssssstserrrrrrrtrrrirrrrrre rennen 5 5 Figure 5 6 Fault state screens nuls tonnes en annee terne 5 5 Figure 5 7 Warning state Screen sisuticavsinehtanssenncevanstoontnninecuintnaineciieantvsabinnanbyuabiiens 5 6 Figure 5 8 Disabled state screen i eccsiies iicceacedascnncossecniuinsdetensvantiacnssacindtecaseuustaladi 5 6 Figure 5 9 Advanced Power Controls screens ss 5 6 Figure 5 10 Inverter display and switch ss 5 6 Figure 5 11 Ground fault error message si siccicinsssccsscsnsasvacsecnsantaceensareasmeadaeeeeninns 5 8 Figure 5 12 AC disconnect power OFF sisssisinnvscntossneteentenegsnmiearapecnsteanesetanananetannts 5 9 570 1001791 05B List of Figures xiii Advanced Energy Figure 6 1 Communications interface PCB eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeentnaeeeeeeees 6 1 Figure 6 2 T 568B compliant Ethernet cable cc ccccccccssceescasnesescennsasaesesenenenes 6 4 Figure 6 3 Communication interface PCB Ethernet port location 6 4 Figure 6 4 Communications interface PCB in the data monitoring section
11. of Rated Output Power Figure 9 1 Efficiency curves for the AE 500TX 480 VAC model Table 9 4 Efficiency specifications for the AE 500TX 480 VAC model Power Level in Percent and kW a 50 00 100 00 150 00 250 00 375 00 500 00 EN EN LS CN EN MC ES COOLING SPECIFICATIONS Table 9 5 Cooling specifications 1800 liters per second 3800 CFM A 4 Specifications 570 1001791 05B Advanced Energy AE 500TX Inverter ENVIRONMENTAL SPECIFICATIONS Table 9 6 Environmental specifications Equipment Temperature Relative Humidity Air Pressure Status Operating 30 C to 55 C 0 to 95 non Minimum air pressure 22 C 7 6 F to condensing 81 2 kPa 812 mbar 131 F Equivalent altitude 1829 m 6000 Standby Storage 40 C to 60 C 0 to 95 non 40 F to 140 F Condensing 570 1001791 05B Specifications A 5 Advanced Energy A 6 Specifications 570 1001791 05B System and Mech SYSTEM DIAGRAM anical Diagrams Advanced Energy AE 500TX Inverter
12. Complete mechanical inspection of connections and wiring Annals ie Measure torque of all electrical connections and re torque as Annually needed Complete thermal scan of inverter connections wiring and Annually electronics Complete the preventative maintenance report and Annually recommendation Replace BE Replace cabinet air filters Every 2 years Replace battery in communications interface PCB When a Real Time Clock error occurs in Modbus status register 42005 Replace AC transient voltage surge suppression system Every 10 years or when red indicator visible Replace DC transient voltage surge suppression system Every 10 years or when red indicator visible Replace door seals Every 10 years Replace fans blowers Every 10 years 570 1001791 05B Maintenance 7 3 Advanced Energy REPLACEMENT PARTS Contact AE Solar Energy Technical Support for information on obtaining replacement parts Table 7 2 Inverter replacement parts Door seals Battery CR1216 Air filters AC transient voltage surge suppression system 208 VAC AC transient voltage surge suppression system 480 VAC AC transient voltage surge suppression system 600 VAC DC transient voltage surge suppression system Fans CHECKING AND REPLACING THE AIR FILTERS As part of preventive maintenance every 12 months you should perform regular checks of the self contained cooling system to determine if the air filters need to be r
13. communications interface PCB The 24 VDC terminals are located on the communications interface PCB Parts or Tools Required You need the following parts and or tools to make the 24 V power supply connections e Control voltage wire size depends on calculated voltage drop e Wire stripper 570 1001791 05B Installing 4 29 Advanced Energy e Small flat head screwdriver Voltage meter To Make the 24 V Terminal Connections The following information describes how to make the 24 V power supply connection on the AE 500TX inverter The 24 V terminal block contains three sets of terminals to run control power wiring to the field These terminals are electrically connected together and pull power from the same power supply Important Load calculations determining the total load for the terminal block should be completed prior to wiring the terminal connections 1 Disconnect the power to the inverter before wiring the terminal connections 2 Remove the data monitoring compartment plate on the upper right front of the inverter 3 Locate the 24 V power supply terminal block located in the data monitoring compartment To cellular modem To String Monitoring hardware External 24vdc Out Figure 4 24 24 V wiring example 4 Strip approximately 1 4 6 mm of insulation from each conductor coming from the 24 V power supply 5 Insert the str
14. components 2 3 connectivity 6 5 control electronics 2 4 cooling compartment 4 9 data monitoring 3 6 DC landing 2 8 DC subpanel 2 7 de energize procedure 5 9 diagram of 2 3 display 2 7 5 4 8 2 display operation 5 6 door 4 6 faults 8 4 features 2 2 gaskets 7 4 general description 2 1 ground fault 5 7 inductor 2 9 inspection 4 6 lifting and moving 4 1 lifting and positioning 4 10 magnetics compartment 4 6 maximum power point tracking range 2 1 models 2 1 mounting 4 10 operating states 5 2 protection system 2 4 registering 6 5 shutdown procedure 5 8 troubleshooting 8 8 upper electronics compartment 4 8 weight 3 1 inverterinspection 7 2 IP address 6 4 assigning 6 7 connectivity issues 8 2 J jumpers remote disable 4 25 L labels on unit 1 3 LEDs status 8 12 lifting methods 4 10 lockout and tagout requirement 1 8 M MAC address location of 6 4 maintenance air filters 7 4 checklist 7 2 overview 7 1 replacement parts 7 4 maximum power point tracking range 2 1 mechanical diagrams 10 2 Modbus address 6 13 commands 6 18 communications 6 1 data types 6 21 network biasing 6 13 network cable 6 10 network settings 6 12 network setup 6 7 network termination 6 12 6 13 protocol 6 5 register mapping assignment 6 21 TCP cable installation 6 6 TCP network setup 6 6 Modbus slave port terminal blocks 6 9 storing 3 2 monitoring subpanel 2 8 basic service 6 2 transformer 2 9 remote 2 2 transformers 2 9
15. e Register Register Registers Address Type Modbus base address 1000 EE CA EI CurrentC 1010 ion 2 faon FLOAT 32 bit IEEE 754 ne input un CO p EN 32 bit IEEE 754 voltage DC input 1014 1015 41015 FLOAT 32 bit IEEE 754 current see note Line 1016 1017 41017 FLOAT 32 bit IEEE 754 soils 1018 1019 a 41019 FLOAT 499 32 bit IEEE 754 754 Total kWh 1020 1021 41021 on Ear to 4 29e9 delivered 6 24 Data Monitoring and Controls 570 1001791 05B Advanced Energy AE 500TX Inverter Table 6 14 Modbus data registers Continued Description Start End No of Modbus Data Register Register Registers Address Type Modbus base address 1000 PV input 1022 1023 2 41023 FLOAT 32 bit IEEE 754 voltage DC kW 1024 1025 2 41025 FLOAT 32 bit IEEE 754 calculated Time since 1026 1027 2 41027 UINT Seconds since epoch 01 01 1970 Modbus Status and Fault Code Registers The following table provides information about the registers that are used to report status and fault codes Each of these registers provides information about a group of status codes or faults For more information on the specific faults that can be reported for each of the fault registers see the troubleshooting information for the inverter For more information about the status codes see Table 6 16 on page 6 26 and Table 6 17 on page 6 27 Table 6 15 Modbus status and fault code r
16. t gauche ou droit pourrait occasionner une situation d instabilit dangereuse CAUTION Care MUST be taken to protect the inverter from compressive stresses or forces which may dent or deform the cabinet or cause damage to the inverter Damage caused by improper handling may void the warranty Safe handling operating and installation practices are the responsibility of the installer ATTENTION Redoubler de vigilance pour prot ger l inverseur des contraintes ou forces en compression qui peuvent endommager ou d former l armoire ou endommager l inverseur Les dommages caus s par la manipulation inad quate peuvent annuler la garantie Les pratiques s curitaires de manipulation de fonctionnement et d installation incombent l installateur i Important Damage caused by improper handling can void the warranty Safe operating handling and installation practices are the responsibility of the installer 1 Prepare the mounting surface according to the site specific structural drawing 2 Remove the plates covering the fork slots 3 Lift the inverter off the pallet using the forklift slots on the front or back The front and back of the inverter base each have two fork slots that are 216 mm 8 5 wide and 864 mm 34 apart on center i Important The center of gravity is toward the back lower third of the inverter and centered side to side Refer to the mechanical drawings to view the center of gravity location
17. 0 to 4 294 967 295 High order 16 bits in the first of the two registers Low order 16 bits in the second register Big Endian SINT32 requires two Signed integer 32 bits registers Range 2 147 483 647 to 2 147 483 647 High order 16 bits in the first of the two registers Low order 16 bits in the second register Big Endian FLOAT requires two IEEE 754 standard 32 bit floating point number registers High order 16 bits in the first of the two registers Low order 16 bits in the second register Big Endian MODBUS REGISTER MAPPING The following tables list the Modbus registers with their location and a description of the data stored in the register Modbus Fixed Information Registers 570 1001791 05B Data Monitoring and Controls 6 21 Advanced Energy Table 6 11 Modbus fixed information registers Description Start End No of Modbus Data Register Register Registers Address Type Modbus base address 0 Inverter ID 7 40001 ASCII The ID number number is a 16 character number that is unique for each inverter Inverter model 1 2 2 40002 ASCII The model number number is extracted from four digits of the inverter ID number Table 6 12 Firmware 11 4 40009 ASCII This register can version contain up to 8 characters Example V1 9 Map version 40014 UINT The range is 1 through 4 This number increments sequentially as the map changes All versions are backwards compatible AN 40015 UI
18. A 5 xii List of Tables 570 1001791 05B Advanced Energy AE 500TX Inverter List of Figures Figure 2 1 Components of the AE 500TX inverter 2 3 Figure 2 2 Power module assembly 2 4 Figure 2 3 Control electronics compartment 2 5 Figure 2 4 Data monitoring card cage assembly ccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 2 6 Figure 25 DC SUB Mame ess de 2 7 Figure 2 6 DC combiner subpanel ss 2 8 Fig re 2 7 AC SUD PANG seen RS A es 2 9 Figure 3 1 Inverter clearances seems 3 3 Figure 3 2 DC subcombiner OPTIONS ss dre nnmenestnntianeenannens 3 8 Figure 4 1 Stacked air intake hoodS saseccseissestsecsstesssstsectesesssstrsssneeneestvesse nets 4 3 Figure 4 2 Placing the air intake hood on the inverter cece 4 4 Figure 4 3 Hinge on the air intake hood locked and open positions 4 4 Figure 4 4 Attaching the hood s gas springs to the inverter a se 4 5 Figure 4 5 Inductor and transformer Connections 4 6 Figure 4 6 Inspection of the bus bar CONNECTION 2 0 0 eee eee eeeeeeetettteeeeeeeeeees 4 7 Figure 4 7 Pull test of cable screw terminal connection 4 8 Figure 4 8 Screen inspection secscickcssnssadnsaracasannncareendwast
19. AND TRANSFORMER REQUIREMENTS If the optional inverter integrated AC disconnect was not selected then you must install an AC disconnect and overcurrent protection device at the AE inverter that complies with National Electric Code ANSI NFPA 70 and local building code requirements whichever is more restrictive The AC disconnect must be rated for 480 VAC at the maximum overcurrent protection setting typically 1 25 IAC maximum You must connect the inverter to a three phase 480 VAC grounded wye feeder or an 800 A service Refer to the table below DC DISCONNECT DEVICE AND FUSE REQUIREMENTS If the optional DC subcombiner circuit breakers were not selected then you must provide a DC disconnect and fusing for each section or sub array of the PV array The disconnect must be rated for the voltage and the current rating of the photovoltaic array connected to the inverter The DC disconnect installation must comply with your national and local electrical code Wiring Requirements You must meet the following requirements when wiring the AE 500TX inverter Table 1 1 Branch breaker size recommendations Modli 208 VAC 480 VAC 600 VAC WIRING INFORMATION i Important You must use National Electrical Code ANSI NFPA 70 wiring methods DANGER Do not connect the PV negative or positive conductors to the ground bus bars provided The PV array is grounded through the integral GFDI Connecting the PV array positive or negative con
20. Communications PCB wgtgrerr Tense Power distribution PCB 1 PER CELL i i i Figure 2 4 Data monitoring card cage assembly COMMUNICATIONS INTERFACE PCB The communications interface PCB is the backplane for the data monitoring card cage assembly The communications interface PCB contains the following RJ45 Ethernet port that is used to connect the inverter to the internet e Modbus RTU connection e Serial port is available for AE Solar Energy Technical Support use only Remote disable and inverter status connections 24 V auxiliary power supply connector 2 6 Product Overview 570 1001791 05B Advanced Energy AE 500TX Inverter Operator Interface Controls The vacuum fluorescent display VFD is located on the front upper right of the inverter cabinet includes a digital display screen and two controls The display screen shows the inverter s state scrolling continuously through the screens The Scroll Pause button controls the display screen e The ON OFF switch enables or disables the inverter Active Cooling System The inverters utilize fans which activate as needed to keep the internal components within preset temperature limits These fans are located on each side of the inverter Fan status is reported as a warning shown on the display and through remote monitoring DC Subpanel This lower middle compartment for the DC subpanel houses the DC line filter DC contactor DC
21. TT 1 1 24V Power Supply D SFI Statue gt ee ee l 600VDC 5A pe 1 gt A if ner ty I 3x600VAC ota Fi j i se l 1 aA 1 oe RE eeeee SSS i Revenue Grade Meter i f l INVERTER BACKPLANE M rive C gt Line Voltage Measurerrent f 1 LE ca ci hea gt i i I 1 T 1 GF Current Measure l y Utility Volts Measure 1 1 __Utility Current Measure 1 a INVERTER BACKPLANE INVERTER BACKPLANE i r l ELECTRONICS COMPARTMENTS DESS he wea UN ag gS 295 595Vde 600Vmax l INVERTER BACKPLANE i USER BACKPLANE j i 3500A Max Array Short Circuit Current i l 5 5 VED 4x20 Character avarar i Ny i 9 2 Circuit Breakers i aav CONTROL 2 250V 0 2A Romie le Fast i 2 y 5 o gt emote Disable Fast 5 5 5 8 SAT HHH i il i Remote Disable Siow A 3 1 250V 3A ME a 250V 5A i g a g a 1 I ae i H 2 PAUSE SCROLL Es I eo o moD AM J i s Output Flag 1 Running OPTIONAL i Output Flag 2 Fault l REVENUE GRADE DISABLE I 2 POWER METER REVERSED IN GND SYSTEMS i l NOUS usa 1 i I Modbus Address 8 pole DIP h 1 si Com Port 1 ra 3 x 600VAC 7 5A l Modbus Termination 4 pole DIP ervice Com Por Zoe con eRT me l l i l I g l i i 3 Ph Auto l a J iS pe ES i Es 120V Power In pa aT l L I Blase vei gt ESA Modbus 1 2 COMBINER OPTIONS Power Sis Ia f l I OPTIONAL Besma f l RJ45 UL508A PANEL OPTION 1 Bea i i T Modbus 1 16 X 225A BREAKE
22. e Result of a poor crimp e Wire that exceeds 320 ft as specified in the installation of the inverter e Pinched wires somewhere between the inverter and the hub or router Corporate network problems will require support from your corporate IT department where the inverter is installed The most common problem is that the inverter has not been provided with DHCP server access using port 443 or the static IP address has not been set Troubleshooting communications issues can also be accomplished using the four LED lights on the communications PCB 570 1001791 05B Troubleshooting and Solar Energy Technical Support 8 1 Advanced Energy To Test the LAN Cable AE recommends using pre made cables whenever possible If a cable must be hand crimped we recommend that you e Test the cable with a cable tester such as a Fluke LinkRunner Pro Network Multimeter LPRO1000 e Verify that the cable s integrity by connecting a laptop to the cable at the inverter and verify it has access to the Internet e Verify the inverter s MAC address has been assigned an IP address by the network TROUBLESHOOTING WARNINGS AND FAULTS WARNING Maintenance personnel must receive proper training before installing troubleshooting or maintaining high energy electrical equipment Potentially lethal voltages could cause death serious personal injury or damage to the equipment Ensure that all appropriate safety precautions are taken A
23. gland plate taking care to evenly seat the gasket material against the cabinet Important Remove all metal shavings and wire scraps from the inverter prior to replacing the gland plates 6 Tighten the screws until the gland plate is snug Do not overtighten ELECTRICAL CONNECTIONS DANGER Electrical connections must comply with national and local standards Voltage drop and other considerations may dictate that larger wire sizes be used DANGER Les connexions lectriques doivent tre conformes aux normes nationales et locales Des chutes de tension et autres facteurs peuvent imposer l usage de fils de plus gros calibre DANGER RISK OF DEATH OR BODILY INJURY Disconnect and lockout tagout all sources of input power before working on this unit or anything connected to it A DANGER RISQUE DE MORT OU DE BLESSURES CORPORELLES D brancher et verrouiller tiqueter toutes les sources de puissance d entr e avant de travailler sur cette unit ou sur tout l ment qui y est raccord After the inverter is properly secured to the mounting pad and the conduit hubs have been installed the electrical connections can be completed Terminal connections for the inverter are located inside the inverter When facing the inverter the connections are located in the following areas e DC terminals are on the left side e AC terminals are on the right side Both AC and DC bus bars accept standard terminal lu
24. is designed to allow a properly rated forklift to lift it from the front or back using the fork slots Important Before installing the inverter make sure the pre installation inspection steps have been completed and no issues have been identified Mounting Requirements e Mount the unit on a flat surface in an upright position The mounting surface must comply with all national and local standards for weight seismic and wind sheer requirements The mounting surface must be prepared according to the site specific structural drawing Parts and Tools Required e Use a lifting device such as forklift or a crane may be used to lift and position the inverter Lifting devices must be rated for the weight of the inverter Proper lifting methods may include Using a crane with a strap rated for the weight of the inverter Using lifting beams spreader bars or similar equipment rated for the weight of the inverter e Anchoring hardware Grade 8 hardware is required 4 10 Installing 570 1001791 05B Advanced Energy AE 500TX Inverter To Lift and Mount the Unit A WARNING Do not attempt to lift the full weight of the unit from the left or right sides only Attempting to lift from just the left or right sides only will result in an unstable and unsafe condition AVERTISSEMENT Ne pas tenter de soulever l unit uniquement partir du c t gauche ou droit Toute tentative de soulever l unit par le c
25. is received or the front panel switch is changed to the ON position the inverter switches to the sleep state The inverter will also enter the disabled state when the remote disable input feature is applied e Fault The inverter enters this state when any fault condition occurs The inverter can enter this state from any other state except initialize Unless the fault is latching the inverter clears the fault when the fault condition subsides The inverter displays the fault codes and messages indicating the current fault conditions If the fault is latching the inverter switches to the latched fault state The inverter enters this state when a latching fault condition occurs The inverter displays fault codes and messages indicating the current fault conditions When the fault is cleared the inverter switches to the sleep state Descriptions of the inverter faults are included in the Troubleshooting chapter 570 1001791 05B Operation 5 3 Advanced Energy Sleep In this state the inverter is enabled but the DC voltage is below the minimum operating window When the PV input voltage rises above the starting voltage the inverter switches to the startup delay state Startup Delay In this state the inverter delays a specified time and then enters the DC precharge state The delay depends on the conditions prior to the sleep state and the time taken to reach this state from the previous shutdown If a grid interactive fault occurred
26. on the previous shutdown the inverter will remain in this state for five minutes DC Precharge In this state the inverter closes the DC precharge contactor which limits inrush current into the DC bus capacitors When the DC bus voltage reaches the PV input voltage and is greater than the DC start voltage the inverter switches to the AC precharge state AC Precharge In this state the inverter closes the main DC contactor and the AC precharge contactor which limits inrush current into the transformer Once the transformer is magnetized the main AC contactor is closed and the AC pre charge contactor is opened After a short delay the inverter switches to the idle state e Idle In this state the inverter stops energy conversion and displays a message indicating that the inverter is idle The inverter switches to the power tracking state when the DC voltage is above the DC start voltage If a fault condition occurs the inverter switches to the fault state If the DC voltage drops below the minimum the inverter switches to the sleep state Cool Down In this state the inverter opens the main DC contactor but leaves the main AC contactor closed to run the cooling fans The inverter remains in this state until the inverter temperatures are below the shutdown threshold If the PV input voltage rises above the start threshold the inverter will transition from this state to the DC precharge state Power Track In this state the in
27. out of range limitations or is unstable Table 8 5 Grid GRD faults Display Screen Hexadecimal Value AC FAST UNDERVOLT A AC FAST UNDERVOLT B AC FAST UNDERVOLT C AC SLOW UNDERVOLT A AC SLOW UNDERVOLT B AC SLOW UNDERVOLT C AC FAST OVERVOLT A AC FAST OVERVOLT B AC FAST OVERVOLT C AC SLOW OVERVOLT A AC SLOW OVERVOLT B AC SLOW OVERVOLT C AC UNDER FREQ AC OVER FREQ Display Screen Text 8 10 Troubleshooting and Solar Energy Technical Support 570 1001791 05B Advanced Energy AE 500TX Inverter Temperature Faults The following table lists the temperature faults All temperature faults may be resolved by e Cleaning all the filters e Make sure air vents aren t blocked and sufficient space is provided around all air vents If the filters are clean and air flow is insufficient contact AE Solar Energy Technical Support Table 8 6 Temperature TMP faults Display Screen Hexadecimal Value HEATSINK TEMP A1 HEATSINK TEMP A2 HEATSINK TEMP B1 HEATSINK TEMP B2 HEATSINK TEMP C1 HEATSINK TEMP C2 BOARD TEMP HI DRIVE TEMP LOW MAGNETICS TEMP HI AMBIENT TEMP LOW MAG TEMP LOW IPM TEMP HIGH Display Screen Text 1000 INDUCTOR TEMP HIGH System Faults The following table lists the system faults Table 8 7 System SYS faults Display Screen Hex Value Display Screen Text 0001 GROUND FAULT Ground fault Check the PV array field wiring 570 1001791 05B Troublesho
28. surge protection and DC voltage sense fusing DC conductors from the array can enter through the side gland plate or through the collared chase in the base of the inverter DC line filter DC surge protection DC contactor DC current shunt Figure 2 5 DC subpanel 570 1001791 05B Product Overview 2 7 Advanced Energy DC Combiner Subpanel The DC combiner subpanel compartment is where the inverter connections to the PV source circuits are completed including the positive negative and ground bus bars An optional DC circuit breaker subcombiner and the subcombiner monitoring are also located in the DC combiner subpanel if this option is selected Ground bus bar DC positive bus bar Figure 2 6 DC combiner subpanel AC Subpanel The AC landing AC surge protection soft start contactor and ground reside in the AC subpanel The subpanel also includes the optional AC disconnect and revenue meter 2 8 Product Overview 570 1001791 05B Advanced Energy AE 500TX Inverter Optional revenue meter AC surge Soft start contactor Optional AC disconnect AC landing Ground Figure 2 7 AC subpanel Housekeeping Transformer The housekeeping transformer located in the upper right in the control electronics compartment is a voltage conversion device that transforms 480 VAC to 120 160 VAC for use within the inverter Magnetics Compartment The magnetics compartment contains the isol
29. the DC subcombiner panel If the ground fault current exceeds 5 A between the grounded array terminal and the earth ground the GFDI fuse will open and disconnect the solar panels from their ground reference interrupting the ground fault In this situation the inverter will cease operation and display a ground fault message and the LED on the DC distribution PCB will illuminate red To Identify the Cause of a Ground Fault 1 Turn the ON OFF switch on the display to the OFF position 2 Turn the AC disconnect to the power OFF position The display on the upper front panel should be inactive 3 Identify the cause of the ground fault by checking the following items a A configuration error during commissioning b Switching the grounded conductor in the DC disconnect For a negatively grounded system the positive leg should be broken in the DC disconnect For a positively grounded system the negative leg should be broken in the DC disconnect c A pinched wire in the installation connecting some part of the array or DC wiring to earth ground d Mismatched array strings in a multiple inverter installation e An open GFDI fuse 8 6 Troubleshooting and Solar Energy Technical Support 570 1001791 05B Advanced Energy AE 500TX Inverter TO RESOLVE A GROUND FAULT DANGER This unit contains energy storage devices that take up to 5 minutes to discharge Verify the high energy capacitors are completely discharge
30. to ensure long PCB life The card cage air filter is located under the intake air shroud above the card cage located in the upper right compartment TO MAINTAIN THE CARD CAGE FILTER Use the following instructions to access the secondary air filter for the card cage 1 Shut down the inverter and wait five minutes 2 Remove the air intake shroud next to the power supplies The removal of the air intake shroud expose the air filter Air filter for control electronics compartment k i Note Power supplies are removed Remove the screws on each air filter 3 4 Remove the filter 5 Clean the filter with compressed air 6 Replace the filter and secure with the screws If the filter needs to be replaced contact AE Solar Energy Technical Support 7 Replace the shroud REPLACING THE BATTERY ON THE COMMUNICATIONS PCB Parts Required e Battery Part number CR1216 7 6 Maintenance 570 1001791 05B Advanced Energy AE 500TX Inverter To Replace the Battery Use the following instructions to access the battery 1 2 Shutdown the inverter and wait five minutes before starting Remove the communications PCB from the card cage in the data monitoring compartment Remove the battery located in the lower right section of the PCB by pushing the battery up from the lower right corner of the battery Insert a new battery with the positive side facing out Reinsert the communications PCB in the c
31. values of the fault codes are combined The following example displays and AC voltage high fault and a DC voltage low fault Fault 1000 0420 0000 Power Low DC Under Volt Figure 8 3 Multiple faults screen The following Fault information is displayed on the screen The 1 in the first code 1000 indicates there is a voltage fault value in the second block of four digits The second block of digits contains the combined fault codes for each fault shown below The combined fault codes in the second block is 0420 e AC Over Volt fault code is 1000 0400 e DC Under Volt fault code is 1000 0020 This fault may occur at night when the PV array voltage is low and the utility volage is above the recommended limits AC UNDER VOLTAGE FAULT To Identify an AC Under Voltage Fault If the inverter displays an AC Under Voltage fault and all the voltages going into the inverter are within the tolerances provided in the specifications continue with the following troubleshooting tips 1 Check the main branch circuit breaker a If the breaker is not tripped Check the small fuses located on the AC panel If one or more of these fuses have opened replace them with like parts 600 VAC 7 5 A as required 2 If any of the fuses are open visually inspect the wiring Look for the following a Frayed wires or carbon marks indicating a short b Burned traces on the PCBs If any of these conditions are present DO NOT START THE INVERTER
32. voltages could cause death serious personal injury or damage to the equipment Ensure that all appropriate safety precautions are taken AVERTISSEMENT Le personnel d entretien doit recevoir une formation appropri e avant d installer de d panner ou d entretenir un quipement lectrique haute nergie Des tensions potentiellement mortelles pourraient provoquer la mort des blessures graves ou des dommages l quipement S assurer que toutes les consignes de s curit appropri es ont t respect es Routine maintenance of the AE inverter should be performed according the maintenance schedule in this manual in order to maintain the overall performance of the unit Some maintenance procedures are required every five ten fifteen and twenty years from point of installation The user manual includes maintenance procedures that you can perform without specialized equipment 570 1001791 05B Maintenance 7 1 Advanced Energy VISUAL INSPECTION DANGER Risk of electrical shock High voltages are present in the inverter cabinet Both AC and DC disconnects must be in the OFF position when working on the unit Wait five minutes to discharge high voltage before opening the front panels of the inverter DANGER Risque d lectrocution L int rieur de l onduleur est soumis des hautes tensions Les interrupteurs de courant alternatif et continu doivent tre mis HORS TENSION durant les travaux sur l uni
33. website 2 2 570 1001791 05B Index jii Advanced Energy mounting requirements 4 10 N network address 6 13 biasing 6 13 central inverter settings 6 12 configuration 6 7 connection 6 3 connectivity issues 8 1 8 12 daisy chain layout 6 8 length of 6 11 Modbus termination 6 11 options 3 6 shield 6 8 termination 6 11 6 12 6 13 networkModbus TCP 6 6 neutral grounding 3 4 O operating states of inverter 5 2 operation normal 5 1 starting up the unit 5 1 P parts replacements 7 4 PCB AC distribution 2 8 battery replacement 7 4 communications interface 2 4 2 5 8 12 controller 8 12 DC distribution 8 5 status LEDs 8 12 physical specifications 9 1 port address 6 4 communications interface PCB 6 10 ID 6 7 power supply optional 4 28 optional 24 V 4 29 preventative maintenance PV array input 3 4 R register Modbus mapping assignment 6 21 registering inverter 6 5 remote disable communications interface PCB 4 25 making the connection 4 26 protecting other power sources 4 26 user interface PCB 5 10 S safety directives and standards 1 5 electrical 1 5 equipment requirements 1 3 fire prevention 1 8 first aid 1 3 guidelines 1 2 unit lockout and tagout 1 8 zone 1 3 seismic requirements 3 1 shutdown procedure 5 8 slave port terminal blocks 6 9 specifications cooling 9 4 efficiency 9 4 electrical 9 1 environmental 9 5 physical 9 1 standards 1 5 start the unit 5 1 status lights on communi
34. will void the warranty AVERTISSEMENT Ne branchez pas de c ble neutre au point WYE du transformateur d isolation Un tel branchement causerait un fonctionnement d fectueux de onduleur et annulerait la garantie CAUTION To reduce the risk of fire connect only to a branch circuit with overcurrent protection appropriately rated in accordance with your national and local electrical codes ATTENTION Pour r duire le risque d incendie brancher seulement a un circuit de d rivation avec une protection de surintensit d une capacit nominale conforme aux codes d lectricit nationaux et locaux 4 18 Installing 570 1001791 05B Advanced Energy AE 500TX Inverter A CAUTION The input and output circuits are isolated from the enclosure System grounding when required by national and local electrical code is the responsibility of the installer ATTENTION Les circuits d entr e et de sortie sont isol s de l enceinte La mise la terre du syst me lorsqu elle est exig e par le code d lectricit national ou local est la responsabilit de l installateur WARNING The AC output neutral must not be bonded to ground within the equipment AVERTISSEMENT La sortie et le neutre CA ne doivent pas tre branch s la masse l int rieur du dispositif 1 Remove the protective plastic cover with a 7 16 socket wrench 2 Run the conduit from the main breaker panel t
35. 2b www aei com Screen 1 Product Screen 2 Power tracking Screen 3 DC values 84 4 MWh AC Li Eo 0 1 MVArh Power Out 352 kW Volts eqs An 4 8 MVARh Amps 185 141 78 4 MVAh Total 56 2 MWH Screen 4 AC values Screen 5 Power controls Screen 6 Power values Figure 5 5 Energy tracking state screens i Important The DC current display is not a precise measurement Fault Codes Fault Advanced Energy SYS 0020 DRV 0000 AS PAST UNDERVOLT A h Chr washes VLT OOOO TMP 0000 GFDI FAULT PES invertersupporta GRD 0000 aei com Screen 1 Fault code s Screen 2 Fault text Screen 3 Contact information Figure 5 6 Fault state screens 570 1001791 05B Operation 5 5 Advanced Energy Warning FAN 1 WARNING Figure 5 7 Warning state screen INVERTER DISABLED Switch on to enable Figure 5 8 Disabled state screen In addition select models of AE inverters support a sixth state for Advanced Power Controls functions POWER TRACKING Curtailment On Commanded PF Mode T PF 98 Leading Limited to b3 kW F INVERTER SLEEPING STARTUP DELAY Commanded PF Mode Starting in PF 98 Leading 294 seconds Figure 5 9 Advanced Power Controls screens To Operate the Display The inverter display scrolls through a series of display screens based on the current state of the inverter To operate the display e Press the pause scroll
36. 541 312 3832 A KEB P TITLE A INSTALLATION SPECIFIC ENCLOSURE DETAIL 500KW INVERTER NGR PROPRIETARY NOTICE IREAIMENT pl THIS DRAWING IS THE PROPERTY OF PVPOWERED AND MUST NOT BE LOANED DQ ER ADEE BH 12 30 11 COPIED IN WHOLE OR IN PART OR USED FOR MANUFACTURING OR TENDERING FINISH IBRD PURPOSES WITHOUT WRITTEN CONSENT IT MUST BE RETURNED ON DEMAND xX RELEASE TO PROD SCALE 4 Figure 10 2 AE 500TX mechanical diagram View 1 NONE OF 3 B 2 System and Mechanical Diagrams 570 1001791 05B Advanced Energy AE 500TX Inverter 4 8 2 NOTES 1 INVERTER WEIGHT 8600 LB 3909 KG 2 SHOWN WITHOUT OPTIONAL HOOD SCOOPS D D 6X 11 4 REAR ani AC GLAND 45 5 8 DC GLAND _ PLATE IN f SE bep PASE s 10 1 8 ET me at ee f 14 1 8 8 1 8 e 10578 6x 153 8 FRONT SECTION A A c TOP VIEW BASE g al TOP VIEW DOORS OPEN q g 7 DATA MONITORING DISPLAY amp GLAND PLATE CONTROL PANEL cG CG OPTIONAL apera m z Fue REVENUE METER SA B B d OPTIONAL 22 d 39 3 4 AC DISCONNECT 35 3 4 26 1 4 aus TP 261 4 A 19 1 2 22 1 4 DC GLAND 13 8 AC GLAND 35 1 8 PLATE SIDE Ms ex PLATE SIDE 41 5 8 41 5 8 LEFT SIDE VIEW DOORS OPEN FRONT VIEW REAR VIEW UNLESS OTHERWISE SPECIFIED eae PVP d 20720 Brinson Blvd DIMENSIONS ARE NINCHES a owere Bend OR 97701 a EM eis ae More Reliable Solar 544 312 3832
37. 570 1001791 05B Safety and Product Compliance Guidelines 1 3 Advanced Energy Chassis ground 4141 On or off oO 4588 4589 T Phase Q 4590 Electrical fuse i 1025 Alternating current 1026 Direct current A N o a Positive Negative PRODUCT COMPLIANCE The following sections include information about unit compliance and certification including the conditions of use required to be in compliance with the standards and directives 1 4 Safety and Product Compliance Guidelines 570 1001791 05B Advanced Energy AE 500TX Inverter Safety and EMC Directives and Standards Certain options of this unit have been tested for and comply with the following electromagnetic compatibility EMC and safety directives and standards and industry guidelines i Important This equipment must be installed and used in accordance with the Conditions of Use described in this manual If this equipment is expanded modified or installed into a larger system the user is responsible to guarantee the compliance of the overall system If this equipment is used with external components the user must ensure that the Safety and EMC requirements are not violated SAFETY DIRECTIVES AND STANDARDS e UL1741 Inverters Converters Controllers and Interconnection System Equipment for Use With Distributed Energy Resources 2010 IEEE 1547 Standard for Interconnecting Distributed Resou
38. AE ADVANCED ENERGY A POWERFUL ADVANTAGE Advanced Energy AE 500TX Inverter Installation and Operation User Manual October 2012 570 1001791 05B AE ADVANCED E ENERGY A POWERFUL ADVANTAGE Advanced Energy AE 500TX Inverter Installation and Operation User Manual October 2012 570 1001791 05B Advanced Energy COPYRIGHT This manual and the information contained herein are the proprietary property of Advanced Energy Industries Inc No part of this manual may be reproduced or copied without the express written permission of Advanced Energy Industries Inc Any unauthorized use of this manual or its contents is strictly prohibited Copyright 2012 Advanced Energy Industries Inc All Rights Reserved DISCLAIMER AND LIMITATION OF LIABILITY The information contained in this manual is subject to change by Advanced Energy Industries Inc without prior notice Advanced Energy Industries Inc makes no warranty of any kind whatsoever either expressed or implied with respect to the information contained herein Advanced Energy Industries Inc shall not be liable in damages of whatever kind as a result of the reliance on or use of the information contained herein PRODUCT USAGE STATEMENT WARNING Read this entire manual and all other publications pertaining to the work to be performed before you install operate or maintain this equipment Practice all plant and product safety instructions and prec
39. C operating voltage ranges Table 4 2 Operational voltage ranges per electrical panel Electrical Panel Operational Voltage Range 480 VAC 422 VAC to 528 VAC Related Links e Electrical Specifications on page 9 1 CONNECTING TO THE ELECTRICAL GRID The inverter is connected to the electrical grid using four wires 4 16 Installing 570 1001791 05B Advanced Energy AE 500TX Inverter e Phase A voltage e Phase B voltage Phase C voltage e Ground i Important Do NOT connect a neutral wire to the wye point of the isolation transformer The four AC termination bus bars for phases A B C and ground are located in the lower section of the AC panel The phase and ground bus bars are vertically mounted Each bus bar has eight holes per phase of 3 8 diameter holes spaced 1 625 apart vertically The AC connections must be made through conduit installed in the bottom or side entry gland plates Tools Required e 5 32 Allen wrenches Allen wrench adaptor for a socket wrench recommended 7 16 open end wrench or socket wrench and a 6 extender e Torque wrench To Connect the AC Wiring WARNING Follow the order listed in this section to wire the inverter Failure to do so may result in hazardous voltages or disconnection of contacts AVERTISSEMENT Pour c bler l onduleur suivez les ordres d crits dans cette section Tout manquement au suivi scrupuleux des instructions est suscept
40. Contact AE Solar Energy Technical Support for replacement parts or service IDENTIFYING A GROUND FAULT The inverter is equipped with a Ground Fault Detector Interrupter GFDI The purpose of the GFDI is to detect a ground fault unintended current flow from the solar panels to earth ground and in this event disable the inverter 570 1001791 05B Troubleshooting and Solar Energy Technical Support 8 5 Advanced Energy WARNING For the GFDI circuit to function as designed the solar array safety ground must not be connected to the PV array positive or negative leads Bonding the safety ground to the grounded leg of the array anywhere but through the inverter will cause the GFDI circuit to be bypassed This would defeat the operation of the GFDI and potentially create an unsafe operating condition AVERTISSEMENT Pour que le circuit GFDI fonctionne normalement la prise de terre de s curit du syst me PV ne doit pas tre branch aux c bles positifs ou n gatifs des piles PV Brancher la prise de terre de s curit au pied des piles ou toute autre partie que l onduleur causerait une mise hors circuit du GFDI Ceci ne emp cherait le fonctionnement normale du circuit GFDI et cr erait des conditions de fonctionnement potentiellement dangereuses The GFDI functions using a 5 A fuse to connect or bond the solar array negative or the solar array positive if using a positively grounded panel array to earth ground on
41. D 11 1 4 MIN PROPRIETARY NOTICE THIS DRAWING IS THE PROPERTY OF PVPOWERED AND MUST NOT BE LOANED COPIED IN WHOLE OR IN PART OR USED FOR MANUFACTURING OR TENDERING PURPOSES WITHOUT WRITTEN CONSENT IT MUST BE RETURNED ON DEMAND 4 Figure 10 4 AE 500TX mechanical diagram View 3 UNLESS OTHERWISE SPECIFIED 20720 Brinson Blvd DIMENSIONS ARE IN INCHES PVPowered sena oR 97701 DECIMALS ANGLES Simply More Reliable Solar 541 312 3832 06 gt TITLE ji INSTALLATION SPECIFIC ENCLOSURE DO NOT SCALE DRAWING 12 15 11 121511 DETAIL SOOKW INVERTER TREATMENT 12 15 11 Da SRE PART NO REV on ENGR MANAGER BH 12 30 11 60 60003 0 Bo o Freescale one CE oF a 2 1 System and Mechanical Diagrams 570 1001791 05B Advanced Energy AE 500TX Inverter A AC subpanel 2 8 AC DC interface understanding the 4 16 acronyms 1 9 address binary conversion table 6 13 air filters inspecting 7 6 maintenance 7 4 air intake hood 2 7 position 7 4 air intake hoods installing 4 2 alert boxes in user manual 1 1 amperage wire sizing 4 15 B battery replacing 7 4 7 6 bus bar connections 4 6 4 7 4 8 4 15 DC inputs 3 7 grounding 3 4 standard 3 7 buttons inverter 2 7 C cable backbone 6 11 card cage control electronics 2 4 inspecting the air filters 7 6 PCBs 2 5 categories 8 8 checklist for maintenance 7 2 circuit breaker options 3 7 combiner subpanel DC 2 8 commands Modbus 6 18 communications M
42. LTAGE 1 Using the Advanced Energy Solar Energy website select the String Calculator 2 Calculate the input from the PV array i Important Each DC input connection must be wired to deliver the same input voltage 3 Calculate the maximum open circuit no load voltage for each series module connection Important For all temperature conditions the open circuit voltage for each series connection must be less than or equal to 600 VDC Contact AE Solar Energy Technical Support if you require assistance calculating the maximum DC input voltage for an array at your specific location DC SUBCOMBINER OPTIONS The inverter comes with standard positive and negative bus bars for landing DC inputs from the PV array An optional DC circuit breaker subcombiner can be factory installed Standard configurations including 8 16 or 20 DC circuit breakers are available as shown in the figure below Monitoring can be included on the 8 and 16 circuit breaker configurations 570 1001791 05B Planning 3 7 Advanced Energy Gana r A et o PRET TT F N 8 circuit option 16 circuit option 20 circuit option CEEC LL 8 circuit with 16 circuit with monitoring option monitoring option Figure 3 2 DC subcombiner options Breaker Protection for DC Input The installer is responsible for providing proper over current protection for the DC input circuit if the subcombiner circuit breaker option is not in
43. NT See Table 6 13 AN on page 6 23 Inverter serial 40016 ASCII This register number contains the serial number of the inverter which is also on the product label Up to 20 characters are available 6 22 Data Monitoring and Controls 570 1001791 05B Advanced Energy AE 500TX Inverter Table 6 12 Inverter model number Table 6 13 Bit mapping for inverter configuration register CE A PSS CE M EE EC M SSSCSC SCS Transformer tap position 0x0008 This bit is e Set ifthe tapis at 265 V e Clear if the tap is 295 V The default is 295 V Transformer wiring configuration 0x0010 This bit is e Set ifthe inverter is wired as delta e Clear if the inverter is wired as wye The default is wye Utility meter installation flag 0x0100 This bit is e Set if the meter is installed e Clear if the meter is not installed The default is not installed 570 1001791 05B Data Monitoring and Controls 6 23 Advanced Energy Table 6 13 Bit mapping for inverter configuration register Continued Positive ground 0x0400 This bit is e Set ifthe inverter is configured for positive ground e Clear if the inverter is configured for negative ground Factory configured AC disconnect 0x0800 This bit is e Set ifan AC disconnect is installed e Clear if an AC disconnect is not installed Factory configured Modbus Data Registers Table 6 14 Modbus data registers LOF etter ponte Repsts Ass Type
44. PCB in the inverter and the closest site LAN connection 6 2 Data Monitoring and Controls 570 1001791 05B Advanced Energy AE 500TX Inverter If multiple inverters are commissioned to a single site an Ethernet hub can be located in an outdoor rated enclosure to distribute the LAN to the inverters i Important The data monitoring module does not support dial up modem connectivity i Important Some complex networks may require a system administrator to add the inverter to the network or to configure the unit to a static IP address All AE commercial inverters come standard with an Ethernet port that is intended to be connected to the Internet or to a local area network for Modbus TCP The commercial inverter operates as an Internet appliance The inverter communicates with the AE data center using https port 443 Communications is one way the inverter only communicates externally to the AE data center Typically the inverter posts approximately 50 kB of data to the data center every 15 minutes The inverter may post data more frequently for a short period of time if there is an inverter fault Connecting the Ethernet Cable PARTS OR TOOLS REQUIRED You need the following parts and or tools to make the Ethernet cable connection Ethernet LAN cable Category 5 or above e RJ45 modular connector plugs e Appropriate conduit fitting Ethernet hub switch or router to provide network connectivity e Cable tester
45. RS MONITORED ama i i I OPTION 2 EE l 8 X 400A BREAKERS MONITORED zt FROM PREVIOUS INVERTER De asi Co __ I l 1 I l f 1 1 Se 1 Figure 10 1 AE 500TX system diagram Appendix 570 1001791 05B System and Mechanical Diagrams Advanced Energy MECHANICAL DIAGRAMS NOTES 1 INVERTER WEIGHT 8750 LB 3977 KG 2 SHOWN WITH OPTIONAL HOOD SCOOPS 6X 11 4 REAR 23 1 8 14 5 8 te a D D DC GLAND amp ACGLAND 45 5 8 PLATE IN BASE UE hy io l 73 8 82 1 8 10 1 8 l al t a Po 141 8 8 1 8 19 5 8 LT 6X 15 3 8 FRONT SECTION A A TOP VIEW BASE TOP VIEW DOORS OPEN I c n 81 2 DATA MONITORING GLAND PLATE DISPLAY amp CONTROL PANEL 126 5 8 CG H 22 OPTIONAL Us m 87 1 2 S REVENUE METER 2 17174 EXHAUST B r OPTIONAL 4 oo B AC DISCONNECT 5 54 36 3 4 or So 26 1 4 A Zi AY i DC GLAND AC GLAND j 1 4 PLATE SIDE ba 41 5 8 41 5 8 jg 1 8 ns 119 3 4 LEFT SIDE VIEW DOORS amp FRONT VIEW RIGHT SIDE VIEW REAR VIEW HOOD SCOOPS OPEN UNLESS OTHERWISE SPECIFIED rs P VP 0 w e r e d 20720 Brinson Blvd DIMENSIONS ARE IN INCHES i NOI so N TOLERANCES ARE Bend OR 97701 ANGLES Simply More Reliable Solar
46. TM hr GROUNDING AND NEUTRAL REQUIREMENTS PV Array Frame Grounding DANGER Do not connect the PV negative or positive conductors to the ground bus bars provided The PV array is grounded through the integral GFDI Connecting the PV array positive or negative conductors to ground at any other point in the system would defeat the ground fault protection circuit 3 4 Planning 570 1001791 05B Advanced Energy AE 500TX Inverter DANGER Ne pas brancher les conducteurs n gatifs ou positifs du PV aux barres omnibus mises la terre fournies Le panneau photovolta que est mis la terre au moyen du GFDI La connexion des conducteurs positifs ou n gatifs du panneau photovolta que la terre tout autre point du syst me pourrait d jouer le circuit de protection contre les d fauts de terre CAUTION The inverter may be factory configured for either positive or negative ground It may NOT be field configured to a different grounding once it is shipped from the factory To identify if your inverter is configured for positive or negative ground read the label next to the DC landing bus bar Verify that the grounding configuration matches your installation grounding plan If you need to reconfigure the ground contact Advanced Energy for assistance DO NOT ground either DC lead at the time of installation This will defeat the integral GFDI circuit ATTENTION L inverseur peut tre configur l usi
47. TO CONNECT THE INVERTER S ETHERNET CABLE Use the following steps to complete the connection of the Ethernet cable to the inverter s communication interface PCB 1 Route the Ethernet CATS cable from the Internet enabled router from the gland plate location on the upper left side of the inverter using the proper conduit and hub connectors Important The Ethernet cable must comply with T 568B standards as shown in the following figure This is the only configuration supported by the data monitoring module Other wiring configurations will not work 570 1001791 05B Data Monitoring and Controls 6 3 Advanced Energy O O CG B amp G Br Br 4352 Figure 6 2 T 568B compliant Ethernet cable 2 Plug the Ethernet cable into the Ethernet port on the communication interface PCB located in the data monitoring section of the inverter Ethernet port Figure 6 3 Communication interface PCB Ethernet port location Related Links e Conduit Entry Points on page 4 12 To Establish an Internet Connection with the Inverter Below is a list of requirements to establish inverter communications with the AE data center Connectivity must be established before registration on the site is attempted 1 Connect the inverter s Ethernet port to a hub or router using an Ethernet cable Ethernet cables must meet the T 568B wiring standard and must be less than 320 feet in length If a longer cable is needed additional netw
48. TX system diagram 2 2 cc cccceccsscccceceeeeassseccoesesseeenssseceeneneneenes B 1 Figure B 2 AE 500TX mechanical diagram View 1 B 2 Figure B 3 AE 500TX mechanical diagram View 2 B 3 Figure B 4 AE 500TX mechanical diagram View 3 B 4 xiv List of Figures 570 1001791 05B Advanced Energy AE 500TX Inverter Chapter L Safety and Product Compliance Guidelines IMPORTANT SAFETY INSTRUCTIONS To ensure safe installation and operation of the Advanced Energy AE 500TX unit read and understand this manual before attempting to install and operate this unit At a minimum read and follow the safety guidelines instructions and practices SAVE THESE INSTRUCTIONS This manual contains important instructions for the AE 500TX unit that shall be followed during installation and maintenance of the unit DANGER WARNING AND CAUTION BOXES IN THE MANUAL This symbol represents important notes concerning potential harm to people this unit or associated equipment Advanced Energy includes this symbol in Danger Warning and Caution boxes to identify specific levels of hazard seriousness 1027 DANGER DANGER indicates an imminently hazardous situation that if not avoided will result in death or serious injury DANGER is limited to the most extreme situations DANGER DANGER indique une situation dangereuse imminente qui si elle n est pas vit e pourrait provoque
49. The bottom of the inverter has collared entry conductor chases available in the DC and AC landing compartments The bottom left side gland plates can be removed to expose the chases as an alternative to the gland plates Using Gland Plates for Cable Conduit Entry and Exit Do not penetrate the cabinet at any other location All power cabling and communications wiring must enter and exit via the inverter cabinet s gland plates There are gland plates on the AC and DC sides of the inverter for bottom and side entry In addition there is a gland plate on the upper left side for data monitoring wiring Each gland plate location is selected to ensure safe installation proper airflow and prevention of dust debris moisture insect and animal incursion Do not penetrate the cabinet at any other location All gland plates except those covering the bottom entry chases need to be installed for proper operation of the inverter 4 12 Installing 570 1001791 05B Advanced Energy AE 500TX Inverter The bottom chases are located beneath the bottom DC and AC gland plates If the bottom side chase is used the bottom DC and AC gland plates are not needed and can be removed from the cabinet The gland plates should not be left loose in the compartment Important The gland plate on the front of the inverter next to the DC combiner subpanel door is intended for service access only and should not be used for conductor entry TOOLS REQUIRED
50. VERTISSEMENT Le personnel d entretien doit recevoir une formation appropri e avant d installer de d panner ou d entretenir un quipement lectrique a haute nergie Des tensions potentiellement mortelles pourraient provoquer la mort des blessures graves ou des dommages l quipement S assurer que toutes les consignes de s curit appropri es ont t respect es DANGER This unit contains energy storage devices that take up to 5 minutes to discharge Verify the high energy capacitors are completely discharged before working on this unit DANGER Cette unit contient des dispositifs de stockage d nergie qui prennent jusqu 5 minutes pour se d charger V rifier que les condensateurs haute nergie sont compl tement d charg s avant de travailler sur l unit The inverter s display screen is the primary indicator of a possible problem with the inverter The inverter can detect and display inverter warnings and faults 8 2 Troubleshooting and Solar Energy Technical Support 570 1001791 05B Advanced Energy AE 500TX Inverter Before performing advanced troubleshooting record the information provided on the display screen and de energize the inverter Prior to conducting the following troubleshooting steps perform a visual inspection to check for the following e Loose or disconnected wires e Fuses e Other connections Hardware issues If the visual inspection reveals potentially unsafe con
51. With Termination in Meters Feet TO TERMINATE THE INVERTER NETWORK If bus termination is desired and the inverter is on the end of the Modbus network you need to set the termination e On the front of the user interface PCB using the Modbus Termination switches place the Line switch in the On position TO SET THE CENTER INVERTERS FOR THE NETWORK On the front of the user interface PCB using the Modbus Termination switches 6 12 Data Monitoring and Controls 570 1001791 05B Advanced Energy AE 500TX Inverter 1 Place the Low switch in the OFF position 2 Place the Line switch in the OFF position 3 Place the High switch in the OFF position TO SET NETWORK BIASING Biasing sets the voltage levels on the data lines of an inactive or idle network At least one device on the network must provide biasing On shorter networks with fewer installed devices biasing may only be needed on the device furthest away from the master Longer networks that are terminated on both ends may require two devices to have their biasing enabled To Set the Jumpers to Use the Inverter s Built in Biasing On the front of the user interface PCB using the Modbus Termination switches 1 Place the Low switch in the ON position 2 Place the Line switch in the OFF position 3 Place the High switch in the ON position TO TERMINATE THE NETWORK AND ENABLE BIASING As an alternative an end inverter on the network can require both terminatio
52. a Monitoring and Controls 6 9 Advanced Energy Installing the Modbus RS 485 Cable MODBUS RS 485 WIRING REQUIREMENTS The Modbus RTU connections are made using shielded insulated 18 24 gauge twisted pair communication cable that has a characteristic impedance of 120 Q If the RS 485 network will not pass through any high voltage gt 300 V areas then 300 V rated cable may be used in the low voltage data monitoring compartment of the inverter Check with your local inspector or project engineer if you need assistance in determining this requirement Some appropriate 300 V data cables include e Belden 3105A 1P22 AWG shielded Belden 3082A 1P15 AWG 1P18 AWG shielded Belden 7897A 1P15 AWG 1P18 AWG shielded is an example of a 600 V rated cable that may also be used others exist as well TO INSTALL THE MODBUS RS 485 CABLE DANGER Risk of electrical shock High voltages are present in the inverter cabinet Both AC and DC disconnects must be in the OFF position when working on the unit Wait five minutes to discharge high voltage before opening the front panels of the inverter DANGER Risque d lectrocution L int rieur de l onduleur est soumis des hautes tensions Les interrupteurs de courant alternatif et continu doivent tre mis HORS TENSION durant les travaux sur l unit Attendez cing minutes afin de permettre la d charge du courant haute tension avant de d monter les panneaux avant de l on
53. ard cage Close and secure the door on the data monitoring compartment 570 1001791 05B Maintenance 7 7 Advanced Energy 7 8 Maintenance 570 1001791 05B Advanced Energy AE 500TX Inverter Troubleshooting and Solar Energy Technical Support WARNING Maintenance personnel must receive proper training before installing troubleshooting or maintaining high energy electrical equipment Potentially lethal voltages could cause death serious personal injury or damage to the equipment Ensure that all appropriate safety precautions are taken AVERTISSEMENT Le personnel d entretien doit recevoir une formation appropri e avant d installer de d panner ou d entretenir un quipement lectrique haute nergie Des tensions potentiellement mortelles pourraient provoquer la mort des blessures graves ou des dommages l quipement S assurer que toutes les consignes de s curit appropri es ont t respect es Before calling AE Solar Energy Technical Support perform recommended checks and troubleshooting procedures If you are still unable to resolve faults or warnings and resume normal operation after following these checks and procedures contact AE Solar Energy Technical Support TROUBLESHOOTING LAN CONNECTIVITY Most connectivity problems relate to wiring issues or corporate security settings blocking the inverter from accessing the Internet Wiring problems are usually caused by the following
54. atif du panneau solaire ou le positif du panneau solaire si l on utilise un panneau mis la masse du positif la prise de terre If the ground fault current exceeds 5 A between the grounded array terminal and the earth ground the GFDI fuse will open and disconnect the solar panels from their ground reference interrupting the ground fault In this situation the inverter will cease operation display a fault message and the LED on the inverter interface PCB will illuminate red Ifa GFDI current of 3 A to 5 A exists the inverter will indicate a ground fault warning Data Monitoring Card Cage The data monitoring compartment in the upper left section of the inverter houses the data monitoring and the communications interface PCBs along with the optional AE premium data monitoring gateway 570 1001791 05B Product Overview 2 5 Advanced Energy The data monitoring card cage houses the following Communications PCB Provides serial internet and Modbus communications e Power distribution PCB Distributes the required logic level voltages for use throughout the inverter e User interface PCB Provides accessible DIP switches for Modbus addressing and termination The data monitoring card cage assembly in the following figure is designed to enable fast and easy service and also acts as an EMI shield to ensure signal integrity on the PCBs m Data monitoring card cage User interface PCB DIP switches gt 12
55. ation transformer and the inductors e Isolation transformer The inverter comes equipped with an integral isolation transformer The isolation transformer is designed for class leading inverter efficiency Inductor The inductor is used to filter the AC waveform generated by the power module effectively reducing high frequency noise 570 1001791 05B Product Overview 2 9 Advanced Energy 2 10 Product Overview 570 1001791 05B Advanced Energy AE 500TX Inverter Planning GENERAL REQUIREMENTS FOR PLANNING AND INSTALLATION Planning for an installation of an AE inverter should only be performed by qualified engineers who have a thorough understanding of the processes involved for a successful installation Licensed and trained installers must comply with all local and national code requirements for the installation of electrical power systems with AC and DC voltages up to 600 V The inverter must be anchored to a concrete mounting pad The mounting pad must meet local seismic requirements Refer to the mechanical drawings in this manual for seismic rated concrete pad mounting requirements HANDLING THE INVERTER WARNING Heavy equipment AE 500TX units weigh up to 4130 kg 9100 Ib with pallet and packaging If the unit is lifted incorrectly it may result in death In addition improper handling may result in serious damage to the unit and may also void the warranty Keep all doors securely closed while moving t
56. ator Interface Controls cccccccccccccccccneeeenceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeaaas 2 7 Active Cooling System rss corttnaeseancesdearetabsaieadedecdieaseiecuaecemieneatehicaceds 2 7 D Subpanel asscessscieccccdvesden cen inaenea NRE EEE SEEE E EEEE 2 7 DC Combiner Subpanel ss 2 8 AC Su bpanel sseci scncsccntevstasusasescisestanentacneiauncdietundsinvansndevsberveuedsanettdenteuieevieteuers 2 8 Housekeeping Transformer sixsssctunntiorhetienstrconssnacecendtihopesiatbnnctnathemenestoeameeteuons 2 9 Magnetics Compartment ciciiacictaicessarcnsdancmencdcocdencneeatseateeeadseadunanreenteniuentetans 2 9 570 1001791 05B Table of Contents vii Advanced Energy Chapter 3 Planning General Requirements for Planning and Installation 2 0 0 0 eceeeeeeeeeeee teeters 3 1 Handling the Inverter ess terse ccete ccd caeny ava a terete a aE a a 3 1 Handling Options 2 ina iiiaae dieu at 3 2 SOAGE a e e r A E TE E E 3 2 Location and CISATATICRS 2e 2 aies date ee 3 2 Location ee er E 3 2 NOISE ps cer eects ie ecard gaa e E isa see seneere a a a 3 2 Recommended Clearance cccccceccccccccesseceseeeeencsenceenseeeneeeneeeseneseeeneemeneeneee 3 2 Conduit and CORPORELS dan de 3 3 Environmental Requirements cccecccceeeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeenaaaa 3 4 Grounding and Neutral Requirements 0 0 0 0 ceeeccceeeeeeeeeeeeeeeeeeee eet tteeteeeeeeeeeeeaeaaea 3 4 PY Array Frame Grounding scisss seas ccccteu
57. autions Failure to follow instructions can cause personal injury and or property damage If the equipment is used in a manner not specified by the manufacturer the protection provided by the equipment may be impaired All personnel who work with or who are exposed to this equipment must take precautions to protect themselves against serious or possibly fatal bodily injury Advanced Energy Industries Inc AE provides information on its products and associated hazards but it assumes no responsibility for the after sale operation of the equipment or the safety practices of the owner or user NEVER DEFEAT INTERLOCKS OR GROUNDS Any use of the AE 500TX unit that is not expressly authorized in this user manual or associated documentation including without limitation the use of the AE 500TX unit with incompatible photovoltaic panel technology is expressly prohibited by AE and AE disclaims any responsibility or liability for such prohibited use The AE 500TX unit should only be handled installed operated and maintained by trained personnel iv 570 1001791 05B Advanced Energy AE 500TX Inverter AVERTISSEMENT Lire ce manuel au complet ainsi que toutes les autres publications portant sur le travail effectuer avant d installer d utiliser ou d entretenir cet quipement Pratiquer toutes les instructions et pr cautions de s curit pour lusine et les produits Tout manquement aux instructions suivantes peut provoquer d
58. button to pause the display on a specific screen e Press the pause scroll button again to resume the scroll function Pause scroll button ON OFF switch Figure 5 10 Inverter display and switch 5 6 Operation 570 1001791 05B Advanced Energy AE 500TX Inverter Important The ON OFF switch disables the inverter turning off inverter output power GROUND FAULT INTERRUPT DEVICE The inverter is equipped with a ground fault detector interrupter GFDI The purpose of the GFDI is to detect a ground fault unintended current flow from the solar panels to earth ground and in this event disable the inverter The GFDI functions using a 5 A fuse to connect or bond the solar array negative or the solar array positive if using a positively grounded panel array to earth ground If the ground fault current exceeds the fuse limit between the grounded array terminal and the earth ground the fuse will open and disconnect the solar panels from their ground reference interrupting the ground fault In this situation the inverter will cease operation and display a ground fault message and the LED on the DC distribution PCB will illuminate red To Respond to a Ground Fault WARNING For the GFDI circuit to function as designed the solar array safety ground must not be connected to the PV array positive or negative leads Bonding the safety ground to the grounded leg of the array anywhere but through the inverter will cause t
59. cations interface PCB 6 5 storage of inverter 3 2 string calculator input voltage calculation 3 4 subcombiner connections 4 15 monitoring 3 7 checklist 7 2 options 3 7 product wire sizing 4 15 compliance 1 4 subpanel AC 2 8 labels 1 3 aes protection system detection controls 2 4 iv Index 570 1001791 05B Advanced Energy AE 500TX Inverter support information 8 17 symbols in user manual 1 1 on unit 1 3 system diagram 10 1 T technical support 8 17 terminal blocks Modbus slave port 6 9 options 4 16 4 21 startup 5 1 turning on 5 1 user interface PCB remote disable 5 10 switch settings 6 11 6 12 6 13 switches 6 13 user manual alert boxes in 1 1 symbols and icons used 1 1 utility requirements 3 6 torque requirements 4 16 4 21 V terms frequently used 1 9 voltage transformer calculating DC input 3 7 housekeeping 2 9 output 3 6 isolation 2 9 troubleshooting W connectivity 8 1 8 12 a kaye faults 8 4 8 5 8 7 warning in user manual 1 1 x i website inspection 8 2 for monitoring 2 2 inverter 8 2 weight turn alia ee ui nu wire sizing for amperage 4 15 U wiring unit requirements 1 6 compliance 1 4 sizing 1 6 icons and symbols used 1 3 wye lockout and tagout requirements 1 8 configuration 3 6 570 1001791 05B Index v Advanced Energy vi Index 570 1001791 05B
60. cluded 3 8 Planning 570 1001791 05B Advanced Energy AE 500TX Inverter Installing HANDLING AND UNPACKING This section describes the required safe handling and unpacking procedures for the AE inverter Always follow the recommendations in this section to prevent accidental damage or injury Packaging Contents The following items are included with the inverter when it is packaged for shipping e Manual e Warranty card Final test report e Keys for door handles Handling and Unpacking the Inverter TOOLS REQUIRED Two 3 4 wrenches or one wrench and one 3 4 socket wrench e Lifting device such as a forklift or pallet jack e Utility knife The inverter can be moved using a forklift or pallet jack that is rated to handle a minimum of 4130 kg 9100 Ib TO UNLOAD AND UNPACK THE INVERTER WARNING Heavy equipment AE 500TX units weigh up to 4130 kg 9100 Ib with pallet and packaging If the unit is lifted incorrectly it may result in death In addition improper handling may result in serious damage to the unit and may also void the warranty Keep all doors securely closed while moving the unit Only use lifting equipment that is rated for the weight of the unit Only use the specified lifting points 570 1001791 05B Installing 4 1 Advanced Energy AVERTISSEMENT quipement lourd Les unit s AE 500TX p sent jusqu 4130 kg 9100 Ib avec palettes et emballage Tout levage inad quat
61. connections AC DC terminals 4 15 electrical specifications 9 1 electromagnetic compatibility directives and standards 1 5 environmental cooling requirements 3 4 corrosion 3 4 heat rejection rate 3 4 environmental specifications 9 5 Ethernet cable 6 3 cables 6 4 connection 6 2 F fan filters inspecting 7 4 fans activation of 2 7 fault codes 8 8 drive 8 8 grid 8 10 system 8 11 temperature 8 11 voltage 8 9 fire prevention 1 8 G GFDI handling of ground fault 5 7 gland plates conduit entry 4 12 location 3 3 ground fault identifying 8 5 resolving 8 7 response to 5 7 ground fault interrupt device see GFDI grounding bus bar 3 4 positive or negative 3 4 requirements 3 4 guidelines safety 1 2 icons in user manual 1 1 on unit 1 3 inductor 2 9 industry guidelines compliance with 1 5 inspecting inverter 7 2 inspection connections 4 7 4 8 fan 4 9 filters 4 9 screen 4 6 4 7 terminal 4 6 4 7 troubleshooting 8 2 installation AC DC interface 4 16 Index 570 1001791 05B Advanced Energy AE 500TX Inverter clearance 3 2 conduit 4 12 conduit entry locations 4 16 4 22 DC interface 4 21 hoods 4 2 lifting and moving 4 1 lifting and positioning 4 10 location 3 2 Modbus TCP cable 6 6 planning 3 1 requirements 3 1 weight 3 1 internet connection 6 2 inverter AC and DC subpanel compartments 4 7 address 6 13 air intake hoods 4 2 clearance 3 2 communications 6 5 communications interface 2 5
62. d before working on this unit DANGER Cette unit contient des dispositifs de stockage d nergie qui prennent jusqu 5 minutes pour se d charger V rifier que les condensateurs haute nergie sont compl tement d charg s avant de travailler sur l unit DANGER Verify that no shock hazard exists between both fuse terminals and earth ground before removing the fuse A 600 V rated fuse pulling device is required A DANGER V rifier qu il n y a aucun risque d lectrocution entre les deux bornes de fusible et la prise de terre avant de retirer le fusible Un arrache fusible d une capacit de 600 V est requis 1 Open the control electronics compartment and locate the GFDI fuse on the communications interface PCB 2 Inspect the GFDI fuse for continuity using a multimeter 3 Remove the GFDI fuse 4 Check for continuity ohms across the GFDI fuse If the meter indicates no continuity then a ground fault likely exists o Check the DC voltage between the grounded terminal of the array and earth ground The voltage should be less than 30 V with the GFDI fuse removed If the voltage is higher than 30 V a ground fault likely still exists Check the array wiring For the best results perform this test with the DC disconnect in both the ON and OFF positions o Make sure the grounded leg of the solar array is not disconnected in the DC disconnect 5 Once the ground fault condition has been
63. d Mechanical Diagrams System Diagrami SSSR ad de B 1 Mechanical Diagrams SE an ina rns c een B 2 X Table of Contents 570 1001791 05B Advanced Energy AE 500TX Inverter List of Tables Table 1 1 Branch breaker size recommendations cceeeeeeeeeeeeeeseeeeeeees 1 6 Table 1 2 Acronyms and frequently used terms ce cecceeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 1 9 Table 3 1 Inverter clearances 2 00 2 cece cece eeeeeeeeeeeeeeeeeeeeeeeeeeeaaeaeaaaaeeeeeeeeeeeees 3 3 Table 3 2 Cooling and heat rejection rate requirements cccseeeeeeeeeeeeeeees 3 4 Table 4 1 Branch breaker size recommendations ceeeeeeeeeeteeeeeeeeeees 4 16 Table 4 2 Operational voltage ranges per electrical panel 4 16 Table 4 3 Subcombiner wire sizing and torque values 4 22 Table 5 1 Inverter enable disable cccccccceecceeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 5 10 Table 6 1 Maximum network length per Modbus bit rate 6 12 Table 6 2 Inverter address table ccccceeeeeeeceeeeeeeeeeeeaeeeseeaeeseeeeeeeeeeeees 6 15 Table 6 3 Modbus commands 6 18 Table 6 4 Format for Read Holding Register command 6 18 Table 6 5 Response format for Read Holding Register command
64. de l unit peut provoquer la mort De plus toute manipulation inad quate peut provoquer des dommages graves l unit et pourrait aussi annuler la garantie Garder toutes les portes bien ferm es lors du d placement de l unit Utiliser uniquement un quipement de levage d une capacit nominale convenant au poids de cette unit Utiliser uniquement les points de levage sp cifi s 1 Leave the inverter on the shipping pallet when lifting or moving the unit Do not penetrate the packaging or use the inverter base for unloading 2 Remove the protective plastic wrap encasing the inverter If no damage is apparent proceed with the next step If you do see signs of shipping damage contact AE Solar Energy Technical Support and the carrier immediately 3 Using a 3 4 wrench loosen the bolts and nuts securing the inverter to the pallet Installing the Air Intake Hoods The air intake hoods may ship in separate packaging from the inverter If the air intake hoods are separate both air intake hoods must be installed as soon as the protective blue shipping wrap is removed from the inverter The air intake hoods prevent water and foreign objects from entering the inverter cabinet TOOLS REQUIRED e Lifting device such as a forklift or overhead crane e Lifting strap or chain e Spreader bar e Eyebolts e Utility knife e Flat head screwdriver TO INSTALL THE AIR INTAKE HOODS The air intake hoods are installed one at a tim
65. disconnecting the PV array outside the inverter before starting the DC wiring 2 Clearly mark the array positive and negative leads 3 Route the PV array leads through the conduit to the desired entry gland plate on the DC side of the inverter i Important The front left access cover can be removed for better access to the DC wiring 4 Ifusing the DC circuit breaker option remove the dead front panel to access the breaker landings Breakers DC bus bar Dead front Figure 4 18 DC dead front 570 1001791 05B Installing 4 23 Advanced Energy 5 Connect the PV frame ground wire s to the ground lug on the point marked in the lower left side of the cabinet 6 Connect positive DC cables s to the terminals located on the positive bus bar or the breaker by inserting the cable directly into the breaker frame terminal depending on the configuration Use grade 8 3 8 hardware to secure the lugs of the incoming DC cables to the bus bar The DC landing torque specification is 54 Nm 40 ft lb 7 Connect negative DC lead s directly to the terminals located on the negative DC bus bar as shown in the following figure Use grade 8 3 8 hardware to secure the lugs of the incoming DC cables to the bus bar The DC landing torque specification is 54 Nm 40 ft lb Bus bar Crimp connector Washer 3 8 high strength Screw hex cap 3 8 16 x 1 Grade 8 Washer Belleville 3 8 6500 Ib flat load Nut h
66. ditions discontinue troubleshooting and contact AE Solar Energy Technical Support or email invertersupport aei com prior to proceeding Troubleshooting Warnings Warnings are displayed if a condition is detected that does not require the inverter to shut down but may require attention The following screen is a sample warning screen Warning FAN 1 WARNING Figure 8 1 Warning screen SYSTEM WARNINGS The following table lists the system warnings Table 8 1 Inverter system warnings Hexadecimal Display String Description Action Value 0001 FANT WARNING oe Us MAG HITEMP WARNING Magnetics high temperature Energy warning Technical rt 0010 HITEMPPWRLIMIT Power foldback warning ae DELTA TEMP WARNING Heatsink delta temperature warning 570 1001791 05B Troubleshooting and Solar Energy Technical Support 8 3 Advanced Energy Table 8 1 Inverter system warnings Continued Hexadecimal Display String Description Action Value GFDI CURRENT GFDI current warning Check the PV WARNING array field wiring 0100 AC SURGE WARNING AC surge warning 0200 DC SURGE WARNING DC surge warning 0400 DC CURRENT WARNING Negative DC current warning Contact Solar Energy 0800 IPM CURRENT IPM current warning Technical WARNING Support 1000 PS 24V WARNING 24 V power supply warning 2000 DC BLEED WARNING DC bleed circuit warning Troubleshooting Inverter Faults If a fault has occurred the inverter wil
67. ductors to ground at any other point in the system would defeat the ground fault protection circuit 1 6 Safety and Product Compliance Guidelines 570 1001791 05B Advanced Energy AE 500TX Inverter DANGER Ne pas brancher les conducteurs n gatifs ou positifs du PV aux barres omnibus mises a la terre fournies Le panneau photovoltaique est mis a la terre au moyen du GFDI La connexion des conducteurs positifs ou n gatifs du panneau photovolta que la terre tout autre point du syst me pourrait d jouer le circuit de protection contre les d fauts de terre All wiring methods and materials must be in accordance with the National Electrical Code ANSI NFPA 70 as well as all state and local code requirements e When sizing conductors and conduits for connection to the AE 500TX inverter both must be in accordance with the National Electrical Code ANSI NFPA 70 as well as state and local code requirements The AC power conductor bus bar connections in the inverter must be tightened to the torque value specified in the installation instructions Each conductor must be connected separately to the bus bar The DC power conductor bus bar connections in the inverter must be tightened to the torque value specified in the installation instructions Each conductor must be connected separately to the bus bar e AC overcurrent protection for the utility interconnect grid tie must be provided by the installers as part of t
68. duit and gland plates which allow any inductive currents produced to be cancelled out Use proper torque values for terminal lug mounting hardware A copper clad earth grounding electrode must be installed within three feet one meter of the unit The AC ground bus bar located in the AC section the lower front compartment must be used as the single point connection to the earth grounding electrode for the inverter system A DC ground bus bar is provided for the convenience of the installers The DC and AC ground bus bars are solidly bonded together inside the cabinet If present a DC Grounding Electrode Conductor GEC may be bonded to the DC ground bar Where permitted by NEC a single conductor that meets all the requirements of both DC GEC and AC equipment ground may be bonded to the AC ground bar AC overcurrent protection for the utility interconnect grid tied must be provided by installers as part of the installation Fire Prevention Be careful when installing DC and AC connections within the inverter Follow all instructions in this manual to ensure proper and safe operation of this unit DANGER Risk of electrical shock In the event of a fire disconnect power to the inverter and do not attempt to use a water based fire extinguisher Utilize only a Class C extinguisher rated for electrical fire DANGER Risque d lectrocution Dans l ventualit d un incendie d branchez l onduleur du secteur et n utilis
69. duleur 1 Disconnect the power to the inverter before starting the installation 2 Remove the data monitoring gland plate on the upper left side of the inverter The data monitoring gland plate is a flat piece of metal covering the side entry port to the inverter s data monitoring compartment Punch or drill a hole in the desired location to allow access for the cable Install a water tight conduit hub connection Replace the gland plate NH vn A W Route an RS 485 cable from the master device on the Modbus network port in the facility that has been approved by the network administrator through the conduit hub 6 10 Data Monitoring and Controls 570 1001791 05B Advanced Energy AE 500TX Inverter 7 Connect each Modbus cable to a slave port terminal block on the communications interface PCB Connect the plus cables to plus connections and the minus cables to minus connections so they correspond throughout the network Note Two slave port terminal blocks wired in parallel are available to simplify wiring in a daisy chain network Modbus slave port terminals Figure 6 9 Communications interface PCB with Modbus slave port location 8 Connect a ground reference line to the terminal labeled S on the Modbus slave terminal block The shield of a communications cable may be used for this reference as long as the shield is connected to earth ground at one point only AE recommends t
70. e After completing these steps for the first hood repeat the steps for the second hood 1 Unstack the air intake hoods and set them side by side 4 2 Installing 570 1001791 05B Advanced Energy AE 500TX Inverter Hood lifting point Lifting point with eyebolt Figure 4 1 Stacked air intake hoods 2 Insert eyebolts through the lifting point holes on each end of one air intake hood Secure the eyebolts 3 Connect a lifting strap securely to each eyebolt i Important Use a spreader bar to prevent the lifting straps from crushing the air intake hood 4 Lift the air intake hood using the eyebolt as the lifting point i Important Lift the air intake hood from the proper hoisting points only Each hood weighs 40 pounds As the air intake hood clears the ground the hood rotates on the eyebolts settling into a correctly oriented position for installation Carefully guide the hood with your hands if necessary to prevent the hood from swinging 570 1001791 05B Installing 4 3 Advanced Energy Figure 4 2 Placing the air intake hood on the inverter 5 Set the two back hinges on the rear edge of the air intake hood on the rear top edge of the inverter cabinet while aligning the hinge barrels 6 Rotate the tab on each hinge to unlock the pin Slide the pin into the cabinet side of the hinge barrel and lock into place by rotating the tab This secures the back hinges Hinge in locked open position H
71. e 5 32 hex wrench e NEMA 4 conduit hubs e Knockout punch TO USE THE GLAND PLATES i Important All penetrations in the inverter cabinet must be through the gland plates which provide a safe and convenient way to route wiring in to and out of the inverter Penetrating the inverter cabinet in any other location besides the gland plates voids the warranty 1 Select the size s and location s of the hole s that need to be punched DC bottom entry gland plate 4686 Figure 4 12 DC bottom entry gland plates 570 1001791 05B Installing 4 13 Advanced Energy Cover for fan compartment Service access only Side entry gland plates Figure 4 13 DC side entry gland plates 2 Remove the gland plate taking care not to damage the weatherproof gasket material on the back side of the plate 3 Punch holes as needed in the gland plate 4 Attach water tight NEMA 4 conduit hubs in each hole The inverter is a NEMA 4 enclosure Use only rain tight or wet location conduit hubs and install these hubs as shown in the following figure Lower cabinet gland plate inch straight metal conduit connector Figure 4 14 Installation of conduit hub CAUTION For outdoor installations make liquid tight connections to the unit ATTENTION Pour les installations ext rieures effectuer des connexions tanches a l unit 4 14 Installing 570 1001791 05B Advanced Energy AE 500TX Inverter 5 Replace the
72. e AE 500TX inverter Main Enclosure The modular design of the inverter makes it easy to access and service As shown in the preceding illustration the inverter is composed of two main sections The upper compartments contain the power module assembly for the power conversion electronics including Power module assembly Control printed circuit boards PCB Power distribution PCB Power supply Active cooling system Dedicated data monitoring in the left compartment The lower and magnetics compartments house the following DC combiner subpanel contains the optional DC breaker subcombiner optional subcombiner monitoring and the positive negative and ground bars DC subpanel with the DC line filter DC surge protection and DC contactor AC subpanel with AC output filtering surge protection optional AC disconnect and AC connection points 570 1001791 05B Product Overview 2 3 Advanced Energy o Magnetics compartment contains the isolation transformer and inductors Power Module Assembly The inverter uses insulated gate bipolar transistors IGBTs for converting DC power into three phase AC power The inverter is protected by over current over voltage and overtemperature detection controls If a protection system is activated the power module will cease power conversion and send an interrupt signal to the digital signal processor DSP Figure 2 2 Power module assembly Control Elect
73. e Card Cage Air Filter c cccceccenecneenseeceeeneeeeeeeeeeeneee 7 6 Replacing the Battery on the Communications PCB ossee 7 6 Chapter 8 Troubleshooting and Solar Energy Technical Support Troubleshooting LAN Connectivity sister 8 1 To Test the LAN Cable cares RD DR cu 8 2 Troubleshooting Warnings and Faults ccc cece eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 8 2 Troubleshooting Warnings sens serres tort tutienetencet 8 3 System WarmingS 2 sv oder ae er er tante iai iinis i 8 3 Troubleshooting Inverter Faults sus 8 4 Multiple Faults Example c ecesceeeeeeeeeeeeeeceeeeeeeeeeeeeeeeeeceeeeeeeeeeeeeaas 8 5 AC Under VolgS PAUR sSs cence teen cxcet adress ais ts 8 5 Identifying A Ground FAQ 2 2 8 5 TO Resolve a Ground PAUL nd 8 7 Inverter Fault Codes ccicicaticien sas idetedcsdateadetstecstendereisedenianadsorsacddlesxcasacddacd 8 8 PCB Status LEDS Sd nn ut 8 12 Controller PCB Status LEEDS A Re 8 12 Communication PCB Status LEDS 2 neccnrnsrmeanesateennranteetnesd sastenss 8 13 AE Solar Energy Technical Support eee 8 17 Appendix A Specifications PHYSICS DECICAIONS 20 2 A en ns A 1 Electrical Specifications ss A 1 Efficiency SDECITICANOMES 22222 ni ae nee A 4 Efficiency Curves for the AE 500TX 480 VAC Model A 4 Cooling Specifications PR ttn tt ttt trtttkrnnnn tt teeeetnnnnn nenene A 4 Environmental Specifications ss A 5 Appendix B System an
74. e Information Response Layout Commn o o 570 1001791 05B Data Monitoring and Controls 6 19 Advanced Energy Table 6 7 Response format for Write Single Register command Continued Response Information Response Layout Return Slave ID The Return Slave ID command is used to read a text string containing the ID number of the unit Table 6 8 Format for Return Slave ID Command Information Command Layout Modbus slave address nn 1 126 The Return Slave ID command returns the ASCII string xxPVP Inverter IDxxxxx for example 0x50 0xFF PVP Inverter ID02860910080321 The first xx represents two non ASCII bytes representing the following information e Byte 1 0x50 An identifier byte for the AE unit e Byte 2 0x00 If communication with the unit is down or Byte 2 OxFF If communication with the unit is occurring e Byte 3 through byte n Contains PVP Inverter IDxxxxx Table 6 9 Format for Return Slave ID command 6 20 Data Monitoring and Controls 570 1001791 05B Advanced Energy AE 500TX Inverter MODBUS DATA TYPES Modbus data types used with the AE unit are shown in the following table Table 6 10 Data types Two ASCII characters per register For a text string the left most character is the lowest register number UINT Unsigned integer 16 bits a rie SINT Signed integer 16 bits SE Range 32 767 to 32 767 UINT32 requires two Unsigned integer 32 bits registers Range
75. e PCB is located in the data monitoring section in the left upper compartment of the inverter Communications interface PCB Figure 6 4 Communications interface PCB in the data monitoring section Modbus TCP Network Configuration TO ASSIGN THE IP ADDRESS AND PORT ID 1 Contact the facility s IT network administrator or person with similar responsibilities to assign an IP address to each inverter Advanced users can assign a static IP address Contact AE Solar Energy Technical Support for assistance 2 Set the Modbus master to communicate through port 502 NETWORKING USING THE MODBUS RS 485 OPTION The following steps are required to set up a Modbus RS 485 network for the AE inverter 570 1001791 05B Data Monitoring and Controls 6 7 Advanced Energy e Field installation This step can be completed onsite by a PV installer or an electrician that does not have working knowledge of a Modbus network Installing the Modbus network wiring Configuring end of line termination and network biasing Setting the Modbus address for each slave inverter Important The contractor responsible for network programming will need to provide the slave addresses prior to setting the Modbus address for each slave inverter The final part of the RS 485 installation process is the Modbus network configuration These steps should be completed by the Modbus network programmer The last two steps are e Setting the device add
76. e stored in a dry non condensing environment to avoid potential rust and corrosion Remove the transport bag when the inverter is ready for installation If the inverter is installed but not yet commissioned care should be taken to avoid condensation inside the cabinet Inspect for moisture and corrosion before commissioning the inverter If the hood scoops are not installed both hood scoops will need to be installed immediately LOCATION AND CLEARANCES Location Select a suitable location to install the inverter The inverter must be installed on a flat solid surface such as a concrete pad Noise The inverter is capable of emitting audible switching noise and should be located away from noise sensitive areas that are populated by people or animals Recommended Clearances Working clearances must comply with your national and local electrical code 3 2 Planning 570 1001791 05B Advanced Energy AE 500TX Inverter Table 3 1 Inverter clearances Front 36 The front clearance is required to open and maintain the unit or as required by local code Rear 24 The rear clearance is required to allow room for full opening of the air intake hoods Sides 36 The minimum side clearances are 36 in order open the side panels and work on internal components when neessary Top 27 5 The top clearance is required above the air intake hoods to maintain the filters Clearances are shown in the figure below Figure 3 1 I
77. ees 6 10 Setting the DIP Switches ge ccceiccnticeacsseaswenentvcnedenes deatsuuosarennrnenenbatncedeamuanaucadade 6 11 To Terminate the Inverter Network ccccccccccceeeeeseseesseesseesseeeeneeeees 6 12 To Set the Center Inverters for the NetWork eeseeeeeeeeeeeeeeeeeeeee 6 12 To Set Network Biasing otre oe tune nur tiens ones lentes 6 13 To Terminate the Network and Enable Biasing 6 13 Setting the Modbus Address scccscssssoriuencrncnmneeciawedementctenceeshenncenss tundmasonenumeatdes 6 13 Modbus Commands 22 Anne dd de odad 6 18 Modbus Command Format cocci Sn ne ed 6 18 PRU Miro et ID si aana a aiaa aa aaa aiaa aaa Eae ania Eai hni iabea ia 6 20 Mo db s Data TYPES sorora A nn E ES 6 21 Modbus Register Mapping 22 822 dns apassani dense ati ae danues 6 21 Modbus Fixed Information Registers 6 21 Modbus Data Reese Re de tite 6 24 Modbus Status and Fault Code Registers 0 2 0 ceeceeeeeeeeeeeeeeeeeeeeeentaaeeeeeees 6 25 Modbus Command Registers insememne 6 28 570 1001791 05B Table of Contents iX Advanced Energy Chapter 7 Maintenance Visual Inspection sssrinin np e EEEE 7 2 Maintenance Schedule ss nest done 7 2 Replacement Parts sise 7 4 Checking and Replacing the Air Filters cecccccesessesseeeeeeeneneneeeeeeneeneesseenceeees 7 4 Maintaining the Air Filters siemens 7 4 Maintaining th
78. eesaeeaaaasaeeaees 5 7 To Shut Down the Inverter is 5 8 De energize lsolation Procedures is 5 9 Inverter Enable Disable Controls ccccccccccececeeeeeeeeeeaeeeaaeeaaeeeaeeeseeneeeeeees 5 10 Chapter 6 Data Monitoring and Controls Networking and Performance Monitoring ccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeneaaeeeeeeees 6 1 Overview of the Communications Interface PCB aeee 6 1 Ethernet Network Connection iiscsecccteccsesescscsccesenenteessccectsndeadenssssaseocdedeenenenseass 6 2 Connecting the Ethernet Cable sis 6 3 To Establish an Internet Connection with the Inverter 6 4 To Verify Data Monitoring Connectivity ee ceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 6 5 Modbus OVEIVIEW 2 gere nr nn it ben ane sense 6 5 Modbus Communication Protocol a idccsicicsincectnecaenenedravtgrnetenetatmamsnenenentauncetaneds 6 5 Networking Using the Modbus Option 0 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeennaaaeeeeeeeeees 6 6 Modbus TOP InS talon nt nn 6 6 Modbus TCP Network Configuration 0cc cccecceeeeeeeeeeeeeeeeeeeeeeenaaaaeeeeeeeees 6 7 Networking Using the Modbus RS 485 Option ccc ceesessseeseeeeeeeeeeeeeeeeeeeeeeeeeeees 6 7 Network Layo t s cant dast pace tancildacas Aa das 6 8 Modbus Wiring for the Slave Port x icicscs coset sincecenescseetsssstcesanesesseeesvecnsieectteeenseacs 6 9 Installing the Modbus RS 485 Cable 00 0 0 ceececcceceeeeeeeeeeeeeeeeeeeeennaaaaeeeee
79. egisters Description Start End No of Modbus Data Notes Register Register Registers Address Type Inverter 2100 operating status state Main fault 2101 Drive fault 2102 Voltage fault 2103 Modbus base address 2000 2100 42101 UINT 2101 42102 UINT 2102 42103 UINT 2103 42104 UINT See Table 6 16 on page 6 26 See the fault codes descriptions in the inverter troubleshooting information See the fault codes descriptions in the inverter troubleshooting information See the fault codes descriptions in the inverter troubleshooting information 570 1001791 05B Data Monitoring and Controls 6 25 Advanced Energy Table 6 15 Modbus status and fault code registers Continued Description Start End No of Modbus Data Notes Register Register Registers Address Type Modbus base address 2000 Grid fault 2104 2104 1 42105 UINT See the fault codes descriptions in the inverter troubleshooting information 1 Temperature See the fault fault codes descriptions in the inverter troubleshooting information System fault UINT See the fault codes descriptions in the inverter troubleshooting information System UINT See the fault warnings codes descriptions in the inverter troubleshooting information PVM PV UINT See Table 6 17 on Monitoring page 6 27 status codes The following table contains the bitmap information for the inverter operating status
80. eliminated verify the voltage between earth ground and the grounded side of the PV array is less than 30 V 6 Ensure that the DC disconnect is in the OFF position and install the new GFDI fuse 7 Restart the inverter 570 1001791 05B Troubleshooting and Solar Energy Technical Support 8 7 Advanced Energy If the ground fault cannot be eliminated contact AE Solar Energy Technical Support Related Links e System Startup Procedure on page 5 1 INVERTER FAULT CODES The inverter display screen provides fault information In addition the inverter firmware utilizes a Modbus variable to indicate a fault condition Each bit in this fault variable represents a fault type the same fault type displayed on the screen The Modbus information for the bit assignments and specific fault variables for the fault categories are as follows Table 8 2 Fault categories Modbus register number 42102 Description Screen Bit Number Hex Value Decimal Value Display 1 For each fault category another fault variable provides detailed information on which fault has occurred within this category The following tables list the possible faults within each category and related mformation e Hexidecimal value Value displayed following the category e Screen display text Text displayed on the second screen e Description Describes the fault e Action Necessary steps to resolve the fault Drive Faults The following table lists the dri
81. ement d charg s avant de travailler sur l unit 1 Turn the ON OFF switch on the display to OFF position The display on the upper front panel should be inactive 2 Turn the AC disconnect if equipped to the power OFF position by rotating the AC power lever to the position shown in the following figure The display on the upper front panel should be inactive 5 8 Operation 570 1001791 05B Advanced Energy AE 500TX Inverter AC disconnect in power off position Figure 5 12 AC disconnect power OFF 3 Open the utility connection circuit breaker 4 Disconnect the PV array connection to the inverter using the external PV disconnect De energize Isolation Procedures The following procedure should be followed to de energize the inverter for maintenance TO DE ENERGIZE THE INVERTER DANGER Risk of electrical shock When exposed to light PV arrays create electrical energy that could cause a hazardous condition DANGER Risque d lectrocution L autorisation officielle de votre compagnie locale d lectricit est requise avant de brancher l onduleur sur le r seau public Seul le personnel qualifi est autoris brancher le dispositif sur le r seau public d lectricit 570 1001791 05B Operation 5 9 Advanced Energy DANGER This unit contains energy storage devices that take up to 5 minutes to discharge Verify the high energy capacitors are completely discharged before w
82. eplaced Cleaning may be required more often depending on the location of the inverter Maintaining the Air Filters TOOLS REQUIRED Flat head screwdriver e 5 32 Allen wrench TO MAINTAIN THE AIR FILTERS The air intake hoods are mounted on gas shocks The hoods must be in the open position to clean the filters 1 Shut down the inverter and wait five minutes prior to starting this procedure 7 4 Maintenance 570 1001791 05B Advanced Energy AE 500TX Inverter 2 Using a flat head screwdriver turn each of the six retainer tabs a three quarter turn and then lift the air intake hood to the open position Air filters 4680 Figure 7 1 Air intake hoods 3 Remove the filters using an Allen wrench 4 Clean the filters by vacuuming or blowing out using an air hose with a diffuser If there is significant accumulation of dust or particulate matter within the filter fabric areas of visible blockage to air flow or physical damage replace the affected filters Hood in closed position Raised hood Figure 7 2 Air intake hood in raised position 5 Inspect the filter frames for damage Contact AE Solar Energy Technical Support if you wish to replace the filters 6 Reinstall the filters 570 1001791 05B Maintenance 7 5 Advanced Energy 7 Close and secure the hoods before resuming normal operation of the unit Maintaining the Card Cage Air Filter The card cage features a secondary air filter
83. es blessures corporelles et ou des dommages mat riels Si l quipement est utilis de mani re non sp cifi e par le fabricant la protection fournie par l quipement peut tre compromise Tous les membres du personnel travaillant sur cet quipement ou qui y sont expos s doivent observer les pr cautions pour se prot ger contre des blessures graves voire mortelles Advanced Energy Industries Inc A fournit des renseignements sur ses produits et les dangers qui y sont li s mais ne peut tre tenue responsable du fonctionnement apr s vente de l quipement ou des pratiques de s curit du propri taire ou de l utilisateur NE JAMAIS DEJOUER LES DISPOSITIFS DE PROTECTION VERROUILLAGE OU LES MISES LA TERRE Toute utilisation de cette unit AE 500TX qui n est pas express ment autoris e dans ce guide de l utilisateur ou dans la documentation connexe y compris sans s y limiter l utilisation de l unit AE 500TX avec des technologies de panneaux photovolta ques incompatibles est express ment interdite par AE et AE d cline toute responsabilit d coulant d un tel usage interdit L unit AE 500TX doit seulement tre manipul e install e utilis e et entretenue par un personnel form TRADEMARKS AE ADVANCED ENERGY isa registered trademark of Advanced Energy Industries Inc Advanced Power Controls is a trademark of Advanced Energy Industries Inc Belden is a registered trademark of Belden Inc
84. ex 3 8 16 Grade 8 Figure 4 19 Bus bar connections 8 Re install the DC dead front if the circuit breaker option is used 9 Energize the DC cables 4 24 Installing 570 1001791 05B Advanced Energy AE 500TX Inverter E F a pa en 8 circuit option 16 circuit option 20 circuit option 8 circuit with 16 circuit with monitoring option monitoring option Figure 4 20 DC subcombiner configurations 10 Using a voltmeter check the PV array positive leads and confirm the voltage is positive when referenced to the negative leads The reading should not exceed your calculated series V oc or the 600 VDC maximum inverter input specification 11 De energize the DC cables 12 Re install the front left access cover Using the Integrated Remote Disable Input There are two remote disable inputs available to the installer in the inverter The inputs are located on the communications interface PCB which is located in the data monitoring compartment The remote disable inputs consist of two pairs of screw terminals to which a user can connect separate remote switches or contacts Using the remote disable input allows the inverter to be shut down remotely by opening a switch or set of contacts This feature would typically be used in conjunction with a fire alarm panel or a generator output signal The contacts need to be normally closed for the inverter to operate The customer will need to provide a 5 V 5 mA toleran
85. ez pas d extincteur base aqueuse Utilisez uniquement les extincteurs de classe C con us pour combattre les feux lectriques LOCKOUT AND TAGOUT REQUIREMENTS To prepare the AE 500TX unit for maintenance or troubleshooting you must de energize and isolate the AC and the DC interface energy sources before working on the unit 1 8 Safety and Product Compliance Guidelines 570 1001791 05B Advanced Energy AE 500TX Inverter ACRONYMS AND FREQUENTLY USED TERMS Table 1 2 Acronyms and frequently used terms Cubic feet per minute Curtailment A reduction of the power output level for scheduled capacity or energy delivery Allows limiting of system output power Also known as power throttling DHCP Dynamic host configuration protocol Digital signal processor NS i SP i VI ideo i Mi SD FC Inverter Also called the switching section or engine this is the part of the unit that inverts DC current to AC current Lagging Current follows or lags voltage in an inductor A source producing power with a lagging power factor reduces the utility grid voltage Leading Current leads the voltage in a capacitor A source producing power with a leading power factor increases the grid voltage pe fou 570 1001791 05B Safety and Product Compliance Guidelines 1 9 Advanced Energy Table 1 2 Acronyms and frequently used terms Continued few pewno ooo to increase or decrease power _ change every set po
86. f 25 1 Find the desired address in the left hand column of the table below labeled Unit Address 2 Identify which switches by switch number must be set to the ON position For example an address of 25 requires switch numbers 1 8 and 16 to ON 3 Once the switches are set in the ON position the switch should look like the figure below 6 14 Data Monitoring and Controls 570 1001791 05B Advanced Energy AE 500TX Inverter nn 0 En EE Addr 1 2 4 8 16 32 64 19200 Figure 6 12 Example Unit address switch set to address 25 If you need more device addresses than the 80 provided in the following table refer to a complete digital to binary conversion table Table 6 2 Inverter address table decimal D D PE CC CE EE oOjlojlolojolojlo lo 3 2 3 2 2 3 Z Pr Z T Z BR oO Ojo 2 ala Ojo 2 a PP Z ioe NINI oj oO TE gt nt 2 2 2 2 72 72 N N O zZ D Z C C a 0 u Of 3 CE is ie aa jis 9 O a 2 EE 212121212121212Z 570 1001791 05B Data Monitoring and Controls 6 15 Advanced Energy gt S R S de R e v 8 LS g Q R N K Q E Z f z H Switch Address 570 1001791 05B Data Monitoring and Controls 6 16 Ad
87. g crimped wires mounted to the bus bar fittings with standard grade 8 3 8 mounting hardware 570 1001791 05B Installing 4 15 Advanced Energy AC Wiring i Important The inverter is certified for installation without a neutral conductor Do NOT pull a neutral conductor from the AC service panel to the inverter The inverter is designed for use with the following three phase power grids e 480 VAC Important The inverter must be connected to a grounded wye configuration The voltage output is not selectable on AE inverters Do not attempt to change the AC output voltage once it is set at the factory Use the applicable national and local electrical codes to select the appropriate AC wire sizing for your application Correct wire sizing requires at a minimum considerations for ampacity temperature and conduit In addition wire should be sized to minimize voltage drop Install the inverter on a dedicated branch circuit with a recommended circuit breaker rating as specified in the following table Table 4 1 Branch breaker size recommendations Model 208 VAC 480 VAC 600 VAC The inverter does not have internal AC fusing so it is important to size the branch circuit protection appropriately When an inverter is installed on an electrical panel the AC operating voltage range of the inverter should be considered Voltages outside this range will cause the inverter to fault See the unit specifications for A
88. hat all AE inverters have connected grounds when possible i Important Some Modbus devices do not have a shield or reference input In these cases the device most often uses the DC power supply as the RS 485 reference It may be necessary to place an RS 485 isolator on these devices or power them from a common DC supply that has its DC referenced to earth ground at the same point where the network cable shield is earthed Setting the DIP Switches By default the termination uses three switches that are set in the disabled position when the inverter is shipped The location of the switches can determine the following settings for an inverter Terminate the network Determine the center inverter s on the network Turn on biasing 570 1001791 05B Data Monitoring and Controls 6 11 Advanced Energy Termination DIP switches Figure 6 10 Termination switches on the user interface PCB The performance of your Modbus network may require each end of the network to be terminated using 120 Q termination resistors When the network is long relative to the RS 485 bit rate in use bus terminations must be installed The network length is determined by the total backbone cable length rather than the line of sight between the two furthest apart devices Table 6 1 Maximum network length per Modbus bit rate Maximum Network RS 485 Modbus Bit Length Without Rate Termination in Meters Feet Maximum Network Length
89. he GFDI circuit to be bypassed This would defeat the operation of the GFDI and potentially create an unsafe operating condition AVERTISSEMENT Pour que le circuit GFDI fonctionne normalement la prise de terre de s curit du syst me PV ne doit pas tre branch aux c bles positifs ou n gatifs des piles PV Brancher la prise de terre de s curit au pied des piles ou toute autre partie que l onduleur causerait une mise hors circuit du GFDI Ceci ne emp cherait le fonctionnement normale du circuit GFDI et cr erait des conditions de fonctionnement potentiellement dangereuses e If the inverter displays a ground fault as shown in the following figure turn off the AC and DC to the inverter and refer to the inverter maintenance and troubleshooting information 570 1001791 05B Operation 5 7 Advanced Energy Fault AC FAST UNDERVOLT A GROUND FAULT Figure 5 11 Ground fault error message Related Links e Maintenance on page 7 1 e Troubleshooting and Solar Energy Technical Support on page 8 1 TO SHUT DOWN THE INVERTER DANGER This unit contains energy storage devices that take up to 5 minutes to discharge Verify the high energy capacitors are completely discharged before working on this unit DANGER Cette unit contient des dispositifs de stockage d nergie qui prennent jusqu a 5 minutes pour se d charger V rifier que les condensateurs a haute nergie sont compl t
90. he inverter installation Installations in Canada must be in accordance with the Canadian Electrical Code CEC or applicable local standards Use only conductors with a minimum insulation temperature rating of 90 C e This equipment is intended to be installed as part of a permanently grounded electrical system per the NEC or local standards The inverter is electrically connected to the DC photovoltaic array in the DC combiner subpanel which includes a positive negative and grounded bus bar The PV array is grounded internally by means of the ground fault detector interruptor GFDI The inverter can be ordered with an optional subcombiner with DC circuit breakers The subcombiners have individual input terminals for each circuit breaker These terminals require the use of a torque wrench to properly install the interface cables Use proper torque values of DC subcombiner box wire mounting hardware The inverter is factory configured for the appropriate three phase output e AE 500TX is 480 VAC The inverter is electrically connected to the utility grid at the AC landing within the AC section on the front right side of the inverter These terminals require the use of a UL approved connector certified for use with the selected interface cables e Crimp on type ring terminal e Compression type lug 570 1001791 05B Safety and Product Compliance Guidelines 1 7 Advanced Energy Ensure that phase cables run together through con
91. he unit Only use lifting equipment that is rated for the weight of the unit Only use the specified lifting points AVERTISSEMENT quipement lourd Les unit s AE 500TX p sent jusqu 4130 kg 9100 Ib avec palettes et emballage Tout levage inad quat de l unit peut provoquer la mort De plus toute manipulation inad quate peut provoquer des dommages graves l unit et pourrait aussi annuler la garantie Garder toutes les portes bien ferm es lors du d placement de l unit Utiliser uniquement un quipement de levage d une capacit nominale convenant au poids de cette unit Utiliser uniquement les points de levage sp cifi s The inverter can weigh up to 4130 kg 9100 Ib with the pallet and packaging If the inverter is improperly handled serious damage can occur and the warranty may be voided Only use lifting equipment that is rated for the weight of the inverter Only use the specified lifting points Leave the inverter on its shipping pallet with the protective plastic wrap in place until it is time to install 570 1001791 05B Planning 3 1 Advanced Energy Note Do not lift the inverter from the upper bolt points Handling Options The AE 500TX inverter may also be moved using lifting bars inserted through the front to back fork slot openings i Important Use only the front and rear fork slots Do not use side slots to move the inverter STORAGE Prior to installation the inverter should b
92. hen working on the unit Wait five minutes to discharge high voltage before opening the front panels of the inverter DANGER Risque d lectrocution L int rieur de l onduleur est soumis des hautes tensions Les interrupteurs de courant alternatif et continu doivent tre mis HORS TENSION durant les travaux sur l unit Attendez cinq minutes afin de permettre la d charge du courant haute tension avant de d monter les panneaux avant de l onduleur If you have questions about the capabilities of a specific unit contact AE Solar Energy Technical Support Ethernet Network Connection An Ethernet connection can be used to connect the unit to the internet or to a local Modbus TCP network not connected to the internet AE offers a free basic monitoring service through the solarenergy advanced energy com website Internet service must be set up at the installation site before the inverter can be accessed online The data monitoring module supports only hard wired CATS solutions to the inverter The module does NOT support wireless configurations To access the data monitoring information customers need to provide a broadband Ethernet connection to the inverter based on the following specifications Provide a DHCP enabled or static IP based broadband Internet connection that is always ON This can be cablelinternet a DSL line or equivalent e Provide a hard wired Ethernet connection between the communications interface
93. ible d entrainer des tensions anormales ou le d branchement de contacts DANGER Risk of electrical shock High voltages are present in the inverter cabinet Both AC and DC disconnects must be in the OFF position when working on the unit Wait five minutes to discharge high voltage before opening the front panels of the inverter 570 1001791 05B Installing 4 17 Advanced Energy DANGER Risque d lectrocution L int rieur de l onduleur est soumis des hautes tensions Les interrupteurs de courant alternatif et continu doivent tre mis HORS TENSION durant les travaux sur l unit Attendez cing minutes afin de permettre la d charge du courant haute tension avant de d monter les panneaux avant de l onduleur CAUTION To avoid an increase in AC voltage to unacceptable values while the inverter is connected the grid impedance value at the connection point should be as low as possible By keeping the grid impedance value low the system will achieve higher efficiency ATTENTION Afin d viter des surtensions inacceptables de CA lorsque l onduleur est branch assurez vous que la valeur de l imp dance aux points de connexion au r seau public est la plus basse possible Une faible valeur d imp dance permet un fonctionnement plus efficace de l appareil WARNING Do not connect a neutral wire to the WYE point of the isolation transformer Doing so will cause the inverter to malfunction and
94. inge in locked closed position Figure 4 3 Hinge on the air intake hood locked and open positions 7 Remove the tape from the unattached end of the gas springs The other end of the gas springs are factory installed to the air intake hood 8 Lower the loose end of the gas springs to the cabinet and snap into place on the ball on the inside of the inverter cabinet Once the gas springs are attached to the cabinet they will hold the hood open 4 4 Installing 570 1001791 05B Advanced Energy AE 500TX Inverter Gas spring Figure 4 4 Attaching the hood s gas springs to the inverter 9 Remove the lifting strap and the eyebolts from the installed air intake hood 10 Close the air intake hood 11 Using a slotted screw driver engage all three latches by rotating clockwise to secure the front edge of the air intake hoods Align the two dimples on the latch bezel to ensure a tight seal i Important The first air intake hood must be securely latched and the eyebolts removed before installing the second hood PRE INSTALLATION INSPECTION Before placing and installing the inverter the inverter should be inspected to identify possible external and internal shipping damage If a problem is identified during any of these inspection steps contact AE Solar Energy Technical Support Pre Installation Inspection Tools The following tools are needed to perform the pre installation inspection of the inverter
95. int change disable inverter restarts after a five minute countdown fas TE SS monitors and controls infrastructure or facility based processes Vacuum fluorescent display Open circuit voltage Safety and Product Compliance Guidelines 570 1001791 05B Advanced Energy AE 500TX Inverter Product Overview GENERAL DESCRIPTION The Advanced Energy inverter is designed to act exclusively as a grid tied inverter for photovoltaic PV systems The inverter converts direct current DC electricity generated by the photovoltaic arrays into usable alternating current AC electricity This means the inverter must be tied to the utility grid and a photovoltaic system in order to operate properly Because the inverter is tied to a local utility source if local electrical load exceeds the power generated by the solar array the grid automatically supplies the additional electricity needed Likewise if the inverter produces more power than is needed it feeds the excess power back into the electrical grid Advanced Energy Inverter Models This manual provides the information necessary to successfully install and operate the applicable Advanced Energy inverter Some inverter models within the AE product line can be factory configured with different three phase outputs For specific product characteristics refer to the specifications DESIGN FEATURES e Easy installation The AE inverter is built for easy installation To minimize the i
96. inverter Communication PCB Status LEDs The communications PCB includes four status LEDs e Link Indicates presence of a hardware Ethernet connection e Activity or ACT Indicates internet traffic e Status Indicates the communication status e Modbus Indicates activity on the Modbus network The four LEDs primary location is on the face of the communication PCB in the data monitoring card cage on the left side of the power module assembly as shown in the following figure Status LED lights Figure 8 4 Communication PCB with status LEDs The other set of LEDs are on the communication interface PCB located in the data monitoring section in the front upper left of the inverter These four LEDs are surface mount LEDs located near the Ethernet and Modbus connector as shown in 570 1001791 05B Troubleshooting and Solar Energy Technical Support 8 13 Advanced Energy the following figure These LEDs are redundant and are synchronized with communication PCB Status LEDs Figure 8 5 Communication interface PCB with LEDs Table 8 9 Link LED LED Flash Code Unit Status Description Action Color Hardware Ethernet connection is found None Amber 4 No hardware Ethernet connection available Table 8 10 Activity LED LED Flash Code Unit Status Description Action Color Flashes Continuous flash to indicate the presence of None internet traffic Green Solid May be solid in the presence of heavy None in
97. inverter performance data using the following methods e Basic performance data can be accessed using a free web based monitoring service provided by AE The data monitoring module can deliver data to a third party monitoring system through a Modbus TCP over an Ethernet network or Modbus RTU over an RS 485 network OVERVIEW OF THE COMMUNICATIONS INTERFACE PCB The communications interface PCB shown in the following illustration is a standard feature in every inverter Ethernet port Figure 6 1 Communications interface PCB 570 1001791 05B Data Monitoring and Controls 6 1 Advanced Energy The primary purpose of the communications interface PCB is to provide a means to communicate with the inverter through either Modbus RTU or Modbus TCP IP These connections can be used for third party monitoring or for web based inverter monitoring through the AE commercial monitoring website which uses a proprietary Ethernet protocol The communications interface PCB provides the following e Remote disable capabilities which allow the inverter to be disabled through external methods such as an e stop generator interlock or fire alarm panel e Binary Modbus device addressing e Additional Modbus slave port terminal block which makes it easier to run an RS 485 daisy chain network DANGER Risk of electrical shock High voltages are present in the inverter cabinet Both AC and DC disconnects must be in the OFF position w
98. ional DC circuit breaker subcombiner are located in the DC combiner subpanel The positive negative and ground bus bars are vertically mounted The positive and negative bus bars have 18 rows of two 9 5 mm 3 8 diameter holes spaced 44 5 mm 1 75 apart and four individual holes spaced 38 mm 1 5 apart vertically The ground bar has 24 rows of two 9 5 mm 3 8 diameter holes spaced 32 mm 1 25 apart Ground bus bar DC bus bar Figure 4 17 DC connections For the optional DC circuit breaker subcombiners the conductor is connected to the bus bar provided for each breaker or inserted directly into the DC circuit breaker frame depending on the configuration The following table lists the accepted wire sizing for each subcombiner lug option 570 1001791 05B Installing 4 21 Advanced Energy Table 4 3 Subcombiner wire sizing and torque values Breaker Frame Maximum Wire Size Required Torque Terminal Maximum Temp Amperage Rating Direct to bus bar No wire size limit 54 Nm 40 ft lb Attach lug to bus bar with grade 8 3 8 hardware 16 x 225 Direct to bus bar No wire size limit 54 Nm 40 ft lb Attach lug to bus bar with grade 8 3 8 hardware 20 x 225 4 0 max 4 min Cu AL 14 Nm 10 ft Ib No DC breakers Direct to bus bar No wire size limit 54 Nm 40 ft lb 90 C Attach lug to bus bar with grade 8 3 8 hardware CONNECTING TO THE PV ARRAYS DANGER Before proceeding with the DC wi
99. ipped wires in the 24 V power supply terminal block and tighten the screws 4 30 Installing 570 1001791 05B Advanced Energy AE 500TX Inverter Operation SYSTEM STARTUP PROCEDURE WARNING Before turning on the inverter ensure that the front panels are closed properly AVERTISSEMENT Assurez vous de la bonne fermeture des panneaux ant rieurs avant de mettre l onduleur en route To Start the Inverter 1 Turn the ON OFF switch to the OFF position The ON OFF switch is located next to the display screen AE 500TX j Pause scroll button ON OFF switch Figure 5 1 Inverter display 2 Open the door to the DC combiner subpanel 3 Check the polarity of the DC positive and negative connectors to ensure they are wired correctly Confirm the PV panel open circuit voltage is at or below 600 VDC Turn all DC breakers to the on position Close all upper and lower cabinet doors Turn on the external AC connection to the inverter DO N A Nn A Turn the inverter s AC disconnect to the power ON position The display on the upper front panel should now be active 570 1001791 05B Operation 5 1 Advanced Energy 9 Turn on the external DC disconnect to provide DC power to the inverter 10 Turn the inverter s AC disconnect if equipped to the power ON position Disconnect in power on position Figure 5 2 Inverter with AC disconnect power ON 11 Turn the ON OFF switch
100. ithin specifications before turning on the power supplies e Use proper electrostatic discharge ESD precautions e Always be careful around this equipment 1 2 Safety and Product Compliance Guidelines 570 1001791 05B Advanced Energy AE 500TX Inverter PERSONAL SAFETY Ensure that any personnel entering a safety zone within a four foot area around any operating inverter wear appropriate Personal Protective Equipment PPE as mandated by national state and local authorities Medical and First Aid Treatment Personnel working in and around operating power generation equipment should be trained in arc flash hazard fire extinguisher selection and use first aid cardio pulmonary resuscitation CPR and automated external defibrillator AED use when each is applicable Safety Equipment Requirements Authorized service personnel performing operations on this unit should have the following minimum safety equipment available Consult NFPA 70E or applicable local standards for PPE requirements on switch gear operating at less than 600 V Electrical hazard footwear ANSI Z41 Z85 rated Lockout Tagout LOTO Kit e Appropriate meter to verify the circuits are safely de energized 1000 VAC and DC rated minimum e Any other equipment as applicable to your operation as required by national state and local regulations INTERPRETING PRODUCT LABELS The following labels may appear on your unit L Earth ground
101. l cease power production until the fault is cleared A fault may be a latching or non latching fault e Non latching Automatically clears if the fault condition is resolved and the inverter automatically restarts after completing its startup sequence e Latching Requires manual intervention to restart the inverter If the inverter has faulted the display screen will show the corresponding fault information in a series of three or more screens The display will then cycle back through the three screens e First screen Displays the fault category followed by the hexidecimal fault code s value Second screen Displays a text description of the fault code s Third screen Displays Solar Energy Technical Support contact information In the following example a system fault SYS returned a code indicating too many fault restarts occurred The 0000 indicates no fault occurred in the other fault groups Fault Codes Fault Advanced Energy SYS 0020 DRV 0000 AC FAST UNDERVOLT A phone 877 312 3832 VLT 0000 TMP OOOO GFDI FAULT email invertersupportd GRD 0000 aei com Screen 1 Fault code s Screen 2 Fault text Screen 3 Contact information Figure 8 2 Screen sequence when an inverter faults 8 4 Troubleshooting and Solar Energy Technical Support 570 1001791 05B Advanced Energy AE 500TX Inverter MULTIPLE FAULTS EXAMPLE In the event the inverter detects multiple faults at the same time the numerical
102. leshooting and Solar Energy Technical Support 570 1001791 05B Advanced Energy AE 500TX Inverter Appendix A Specifications PHYSICAL SPECIFICATIONS Table 9 1 Physical specifications General Physical Specifications Powder coated steel with hot dipped zinc base Size 2692 mm x 3043 mm x 1240 mm 106 x 119 8 x 48 8 TU Clearance Front 36 Rear 24 Sides 36 and 36 Top 27 5 User Interface and Communications Protocol Display VFD 4 rows x 20 characters RS 485 Screw terminal block ELECTRICAL SPECIFICATIONS The table lists electrical specs for the following inverter models AE 500TX 480 VAC Note the following limits e Accuracy limit of voltage and energy production measurements 5 e Accuracy limit of frequency measurement 0 1 Hz 570 1001791 05B Specifications A 1 Advanced Energy Table 9 2 Electrical specifications AC Characteristics Continuous AC power AE 500TX 500 kW Grid type Three phase four wire wye not compatible with delta service Nominal AC voltage VAC 480 VAC models 480 wye Maximum output fault current and AE 500TX 891 4 A rms at 480 VAC 3 32 ms duration Note Maximum utility backfeed current AC maximum continuous current DC Characteristics DC short circuit current rating Maximum operating input current Maximum voltage at open circuit Note Information also known as the maximum fault current contribution Note 2 At unity p
103. lt AS ONES 2222 sans 8 8 Table 8 3 Drive DRV faults sn nd 8 9 Table 8 4 Voltage VLT faults SE ne tetes 8 9 Table 8 5 Grid GRD faults ssssaissssnensnen enneelinnnres nnsssaind ee 8 10 Table 8 6 Temperature TMP faults cccccceeesseeeecteeeeeeeneeesseeceeeeeeeeeeeeeneeee 8 11 Table 8 7 System SYS faults scicecesvaniseautinatteratienedssnaarsconntnees tends euecsiepantwnanpeeante 8 11 Table 8 8 Controller PCB LEDS 0 ccccccecceeeeeeeeeeeeeeeeeeeeeaeeaeeeaneteseeeeeeeeeeees 8 12 Table 8 9 Link LED seisine aaa ii eiai 8 14 Table 8 10 Activity LED aan adarei e aa 8 14 Table 8 11 Status BD ceca sa cas ccc eue essieu 8 14 Table 8 12 Modbus RED ss ae nd re on 8 16 Table 8 13 AE Solar Energy Technical Support 24 X 7 contact information 8 17 Table A 1 Physical Specifications A 1 Table A 2 Electrical Specifications 2 0 0 0 ccccccccccccesceeeeeeeeeeeeeeeeeeeaaaesaeseeeeeeeeeeeeees A 2 Table A 3 Utility interconnect voltage and frequency trip limits and times A 3 Table A 4 Efficiency specifications for the AE 500TX 480 VAC model A 4 570 1001 791 05B List of Tables xi Advanced Energy Table A 5 Cooling specifications cccseeeseeeeeeeeeeeeeceeeceeeeeeeeeeeeeeeeeeeeeeeeeeneeeas A 4 Table A 6 Environmental specifications cccccccccccccseeeeceeneeeeeeeeeeeeeeeeeeeeene ees
104. n and biasing to be enabled On the front of the user interface PCB set the following switches to configure the inverter for both settings 1 Place the Low switch in the ON position 2 Place the Line switch in the ON position 3 Place the High switch in the ON position Setting the Modbus Address A Modbus network containing slave devices requires a unique address for each slave These unique addresses allow the master device to identify and communicate with each slave The Modbus network administrator must assign a unique Modbus address to each AE inverter The Modbus Address switches are located on the user interface PCB in the card cage in the data monitoring compartment 570 1001791 05B Data Monitoring and Controls 6 13 Advanced Energy Modbus DIP switches Figure 6 11 Setting the Modbus address TO SET THE MODBUS ADDRESS 1 Determine each slave address 2 Set the address on each slave device The slave address is set using the Modbus Address switches on the front of the user interface PCB Important 0 is not an allowed address i Important Some Modbus master devices do not allow addresses above the decimal value of 126 AE recommends keeping the slave ID number between 2 and 100 Device Addressing Example Each inverter must be set to a unique address specified by the site monitoring contractor The address is set using a binary code on the address DIP switch To set an inverter to an address o
105. nd No of Modbus Data Notes Register Register Registers Address Type Modbus base address 3000 Clear fault 3000 3000 1 43001 UINT Range CF hex command Write this value to clear faults and try a restart Disable 3001 3001 inverter 1 43002 UINT Write values OxDD to disable OxEE to enable Reading this register returns e 0 after bootup OxDD after a disable OxEE after an enable command is sent Enable 3002 3002 1 43003 UINT Write values inverter 0xDD to disable OxEE to enable Reset data 3003 3003 1 43004 UINT Write 0x99 to this comm section register to reset the communication interface PCB Related Links e Troubleshooting Warnings and Faults on page 8 2 6 28 Data Monitoring and Controls 570 1001791 05B Advanced Energy AE 500TX Inverter Maintenance WARNING These servicing instructions are for use by qualified personnel only To reduce the risk of electric shock do not perform any servicing other than that specified in the operating instructions AVERTISSEMENT Ces instructions d entretien sont destin es uniquement un personnel qualifi Pour r duire le risque d lectrocution ne pas effectuer un entretien autre que celui sp cifi dans les instructions de fonctionnement WARNING Maintenance personnel must receive proper training before installing troubleshooting or maintaining high energy electrical equipment Potentially lethal
106. nd Solar Energy Technical Support on page 8 1 MODBUS OVERVIEW The AE 500TX inverter can communicate via Modbus TCP or Modbus RTU This chapter is written for PV installers electricians controls contractors and Modbus network programmers Modbus Communication Protocol Modbus is a serial communications protocol and is the most commonly used means of monitoring and communicating between devices in the PV industry The Modbus protocol allows for communication between a Modbus master device and multiple Modbus slave devices connected to the same network The physical layer for 570 1001791 05B Data Monitoring and Controls 6 5 Advanced Energy Modbus TCP is a CATS Ethernet network Modbus RTU uses a twisted pair shielded conductor RS 485 network NETWORKING USING THE MODBUS OPTION The following steps are required to set up a Modbus TCP network for your AE inverter e Field installation This step can be completed onsite by a PV installer or an electrician that does not have working knowledge of a Modbus network Consult the facility IT administrator for network device installation support and coordination Install the Modbus network communications cabling e Modbus network configuration This step can be done onsite or remotely and should be completed by the Modbus network programmer Set the IP address assigned to the inverter and port 502 for Modbus TCP Configure the point maps for the slave devices Modbu
107. ne pour une mise la terre positive ou n gative Il ne peut PAS tre configur sur le terrain une mise la terre diff rente une fois qu il a t exp di de l usine Pour savoir si votre inverseur est configur pour une mise la terre positive ou n gative lire l tiquette pr s de la barre omnibus CC V rifier que la configuration de mise la terre correspond votre plan de mise la terre d installation Si on a besoin de reconfigurer la mise la terre contacter Advanced Energy pour de l aide NE PAS mettre la terre le fil CC au moment de l installation Cela d jouerait le circuit GFDI The inverter incorporates an integral GFDI device The PV array safety ground frame ground may be attached to the provided grounding bus bar The grounding bus bar is located in the DC combiner subpanel compartment The PV array is grounded internally by means of the GFDI The inverter is shipped preconfigured with positive or negative PV array grounding based on the preference specified when the order is placed System Neutral The inverter has been certified to national standards for installation without a neutral conductor Do not connect a neutral conductor from the AC service panel to the inverter A WARNING The AC output neutral must not be bonded to ground within the equipment 570 1001791 05B Planning 3 5 Advanced Energy AVERTISSEMENT La sortie et le neutre CA ne doivent pas tre branch
108. nsnatnansuchcenedanv sees cuersarennneds 4 8 Figure 4 9 Check the bus bar connections ii 4 9 Figure 4 10 Fan inspection nn ares eee amende 4 9 Figure 4 11 Air filter check issues 4 10 Figure 4 12 DC bottom entry gland plates 2 0 0 2 cece cece eeeeenteeeeaaaeeeeeeees 4 13 Figure 4 13 DC side entry gland plates eee eeecceeeeeeeeeeneeeeeeeeeeeeeeeeaaaeeeeeeees 4 14 Figure 4 14 Installation of conduit hub 2 eect eee e eter eee eeeeeeeaaaaaaeeeeees 4 14 Figure 4 15 AC connections si sccnccecsssicsstccverteeansnecesvedeesncnnneedastncenencenseanabarienszenceee 4 20 Figure 4 16 Bus bar connections icdiccaiccienictindtdesradsmrennetenciticatadsaadbemanmunmndtctentucene 4 20 Figure 4 17 DC Conme Cons i iccccicccacccsadscssscszsiccectonsccesicessssaeetseiaessbiamatecncteiectence 4 21 Figure 410 DC dead TON eine 4 23 Figure 4 19 Bus bar connections 0 ccc ceessscscscencsenenes eeeeeeseseeensntansseeenseeteeneees 4 24 Figure 4 20 DC subcombiner configurations cece ec ecee eerste eeeeeee eens 4 25 Figure 4 21 Remote disable wiring diagram cc eeseeeseeeeeeeeeeeettnneeeeeeeeeeeeeees 4 27 Figure 4 22 Communications interface backplane cece ec eeeeeeeeeeeeeeees 4 28 Figure 4 23 24 V power supply terminal location cceeeeeeeeeeeeeeeeeeeeaes 4 29 Figure 4 24 24 V wiring example ss scinctenindasdcnnnctarseacnccunpiacgiantocesatacsernictanpeannecdatec 4 30 PIGUE DA LPAET
109. nstallation effort this inverter features an integrated isolation transformer and optional integrated AC disconnect in a single compact cabinet The inverter can be ordered with a range of DC subcombiner designs thus supporting maximum adaptability for the desired system operating scheme e Simple innovative design The AE inverter is a fully integrated solution with both standard integrated monitoring and an optional premium monitoring solution available Subcombiner monitoring and a revenue grade meter can be added for a complete performance monitoring solution Adaptability The AE inverter has a standard DC Maximum Power Point Tracking MPPT range from 310 V to 595 V The maximum input voltage is 600 VDC Versatility The AE inverter is designed for flexibility and can be used for a range of commercial applications accommodating most PV system configurations 570 1001791 05B Product Overview 2 1 Advanced Energy Related Links e Specifications on page A 1 PRODUCT FEATURES The design of the AE 500TX inverter includes the following standard features Current monitoring system that constantly monitors the AC current within the unit limiting the current output of the inverter Equipped with a redundant cooling system with variable speed fans and fault detection This built in backup capability enables the inverter to deliver full power at the maximum rated temperature even if one of the fans should fail The fan s
110. nverter clearances CONDUIT AND CONDUCTORS All the external conduit and conductors are to be supplied by the installer All interconnect wiring and power conductors interfacing to the inverter must be in accordance with national and local electrical code All conductors must be rated for 90 C minimum Large gauge wire must conform to the minimum bend radius specified by applicable national and local codes 570 1001791 05B Planning 3 3 Advanced Energy External cable interfaces are through bottom or side gland plates The gland plates must be in place for operation of the inverter Gland plate locations are included on the mechanical drawings Related Links e Mechanical Diagrams on page 10 2 ENVIRONMENTAL REQUIREMENTS The unit may be installed either indoors or outdoors If the installation of the inverter is outdoors all interconnect conduit and fittings must be rated NEMA 4 same as the inverter rating as required by the NEC For high temperature locations a shade structure should be placed over the unit in order to reduce thermal stress and extend the product s life Inverter power output will be derated for ambient temperatures in excess of 55 C 131 F Table 3 2 Cooling and heat rejection rate requirements RS 2 ES Cooling air flow rate 3 800 CFM No external intake or maximum exhaust air ports are required in the building if air flow volume needs are met Heat rejection rate maximum 78 500 B
111. o the desired gland plate on the inverter 3 Insert a conduit fitting in the gland plate and fasten with a locking nut 4 Feed the phase A phase B phase C and ground wires through the conduit and into the right side conduit opening of the inverter 5 Connect the wires to the appropriate AC landings as follows a Ground wire to the marked EARTH GROUND landing inside the inverter b Phase A B and C to the AC landings inside the inverter Important The inverter auto phases and will auto detect phase rotation 570 1001791 05B Installing 4 19 Advanced Energy Optional revenue meter AC surge Soft start contactor Optional AC disconnect AC landing Ground Figure 4 15 AC connections Bus bar Crimp connector Washer 3 8 high strength Screw hex cap 3 8 16 x 1 Grade 8 Washer Belleville 3 8 6500 Ib flat load Nut hex 3 8 16 Grade 8 Figure 4 16 Bus bar connections Use grade 8 3 8 hardware to secure the lugs of the outgoing AC cables to the bus bars 4 20 Installing 570 1001791 05B Advanced Energy AE 500TX Inverter 6 Ensure all connections are wired correctly and properly torqued Tighten the AC terminal screws to 54 Nm 40 ft lb 7 Reinstall the protective plastic cover DC Wiring The DC negative and ground bus bars are located in the lower left compartment the DC landing to the left of the DC combiner subpanel The DC positive and opt
112. odbus 6 1 Index communications interface backplane 6 9 communications interface PCB Ethernet connection 6 3 location of 6 6 port 6 10 remote disable 4 25 status lights 6 5 communications PCB connectivity 8 1 replacing the battery 7 6 compartment main enclosure 2 3 compliance directives and standards 1 5 unit 1 4 conductor neutral 3 4 conductors external 3 3 rating 3 3 conduit entry location 4 16 entry locations 4 22 entry points 4 12 external 3 3 configuring Modbus network 6 7 connections bus bar 4 6 4 7 4 8 4 15 conduit hubs 4 12 electrical 4 15 network cable 6 10 connectivity communications PCB 8 1 DHCP server access 8 1 IP address 8 2 contact information 8 17 control electronics card cage 2 4 controls operator interface 2 7 cooling inspecting the fan filters 7 4 specifications 9 4 570 1001791 05B Index Advanced Energy customer support 8 17 D damage in shipping 4 5 data types of data Modbus 6 21 data monitoring card cage 2 5 inverter 3 6 module 6 1 DC combiner subpanel 2 8 landing 2 8 subpanel 2 7 DC input voltage calculating 3 7 DC interface understanding the 4 21 de energize procedure 5 9 definitions 1 9 DHCP server access connectivity issues 8 1 diagrams mechanical 10 2 system 10 1 DIP switches remote disable 5 10 directives 1 5 disconnect safety 1 5 display operation of 5 6 door locking handle 4 6 on inverter 4 6 door gaskets replacing 7 4 E electrical
113. on For example if you have an on site generator that supplies power when an electrical outage occurs you should make the remote disable connection from the inverter to the on site generator to ensure the PV system shuts downs when the generator turns on 4 26 Installing 570 1001791 05B Advanced Energy AE 500TX Inverter Closed Remote Contacts Inverter Enabled Inverter Remote Disable Terminals Control Wire Remote Contacts Open Remote Contacts Inverter Disabled Inverter Remote j Disable Terminals Control Wire Remote Contacts Figure 4 21 Remote disable wiring diagram To Make the Remote Disable Connection A DANGER Risk of electrical shock High voltages are present in the inverter cabinet Both AC and DC disconnects must be in the OFF position when working on the unit Wait five minutes to discharge high voltage before opening the front panels of the inverter DANGER Risque d lectrocution L int rieur de l onduleur est soumis des hautes tensions Les interrupteurs de courant alternatif et continu doivent tre mis HORS TENSION durant les travaux sur l unit Attendez cinq minutes afin de permettre la d charge du courant haute tension avant de d monter les panneaux avant de londuleur Important This procedure is written for a single remote disable connection If two remote disables are used follow the same steps for each remote disable connection 1 Disc
114. onnect the power to the inverter before starting the installation 2 Remove the data monitoring gland plate on the upper left side of the inverter 570 1001791 05B Installing 4 27 Advanced Energy The data monitoring gland plate is a small flat piece of metal covering the side entry port to the inverter s data monitoring compartment 3 Drill or punch a hole in the desired location to allow access for the remote disable control wires Install a water tight conduit hub connection Replace the gland plate Route the remote disable control wires from the remote device NN NW Locate the remote disable terminal block located on the communications interface PCB in the monitoring compartment 8 Locate and remove one jumper from the remote disable terminal block shown in the following illustration Ethernet port i Remote disable terminal block Figure 4 22 Communications interface backplane 9 Strip approximately 1 4 6 mm of insulation from each conductor of the control wire 10 Insert the stripped wires in the remote disable terminal block and tighten the screws 24 V Power Supply The AE 500TX inverter has an integrated 24 V power supply option The 24 VDC power supply is sized to handle most common loads in the field The optional power supply can provide power for various balance of system components such as string combiner monitoring weather stations cell routers and o
115. orking hardware may be required 6 4 Data Monitoring and Controls 570 1001791 05B Advanced Energy AE 500TX Inverter 2 Provide DHCP server access to the inverter and provide a path to the Internet for https port 443 from the inverter As shipped the inverter requires DHCP to establish its IP address Contact AE Solar Energy Technical Support if a fixed IP address is required for your network 3 Locate the inverter s MAC address on the label on the communications interface PCB The communications interface PCB must be removed from the card cage assembly to see the MAC address When the Internet connection is established go to the AE website and navigate to the AE commercial monitoring webpage to register the inverter and begin using the monitoring tools Contact AE Solar Energy Technical Support if additional information is needed on how to use the online tool To Verify Data Monitoring Connectivity Verify connectivity using the following information 1 Check the status light located on the front of the communication PCB in the card cage on the right side of the upper compartment in the data monitoring section If the green status light is in a solid on state the data monitoring connection is established If the status light is not solid troubleshoot the connection 2 Register the inverter at the AE Solar Energy website to complete the setup for monitoring the inverter Related Links e Troubleshooting a
116. orking on this unit DANGER Cette unit contient des dispositifs de stockage d nergie qui prennent jusqu a 5 minutes pour se d charger V rifier que les condensateurs a haute nergie sont compl tement d charg s avant de travailler sur l unit 1 Turn the inverter s ON OFF switch to the OFF position 2 Disconnect the PV array connection to the inverter using the external PV disconnect 3 Wait five minutes 4 Turn the AC disconnect if equipped to the power OFF position by rotating the AC power lever to the off position The display on the upper front panel should be inactive 5 Open the utility connection circuit breaker or the overcurrent protection device a breaker or disconnect 6 Install LOTO devices on the equipment as necessary to comply with LOTO requirements Inverter Enable Disable Controls The table below shows the interaction of the inverter on off controls Cells containing an x can be in either state Table 5 7 Inverter enable disable Inverter Enable Inverter Remote Enable Modbus Inverter Status Disable Switch Disconnect Disable Enable Disable Switches SO 5 10 Operation 570 1001791 05B Advanced Energy AE 500TX Inverter Chapter 6 Data Monitoring and Controls NETWORKING AND PERFORMANCE MONITORING The inverter has an integrated data monitoring module located in the dedicated data monitoring compartment The data monitoring module enables access to the
117. oting and Solar Energy Technical Support 8 11 Advanced Energy Table 8 7 System SYS faults Continued Display Display Screen Text Description Action Screen Hex Value 0002 AC CONTACTOR AC contactor fault 0004 DC CONTACTOR DC contactor fault 0008 WD TIMER Watchdog fault 0010 CPU LOAD CPU fault 0010 U toad ti Contact AE Solar 0020 RESTART LIMIT Too many fault restarts Energy Technical 1000 DC MISWIRE DC mis wired for Check the DC configured grounding wiring PCB STATUS LEDS The AE commercial inverter includes status LEDs to help troubleshoot system operation The status LEDs are located on the following PCBs e Controller PCB Communications PCB Controller PCB Status LEDs There are two LEDs on the front of the controller PCB one green and one red Table 8 8 Controller PCB LEDs LED Flash LED Sequence Unit Action Color Code Status Green Solid Inverter is on and ready to None produce power 8 12 Troubleshooting and Solar Energy Technical Support 570 1001791 05B Advanced Energy AE 500TX Inverter Table 8 8 Controller PCB LEDs Continued LED Flash LED Sequence Unit Action Color Code Status The inverter is in a faulted e Check the fault code on the display condition screen Clear the fault condition Inverter will auto reset Flashing A latching fault has occurred Check the fault code on the display screen Manually clear the fault condition Restart the
118. ower factor and nominal AC voltage A 2 Specifications 570 1001791 05B Advanced Energy AE 500TX Inverter Table 9 3 Utility interconnect voltage and frequency trip limits and times Voltage and Frequency Trip Limits and Times The default trip limits and times meet UL1741 anti islanding requirements Voltage trip limit field adjustment range as a percentage of nominal 12 to 10 Accessible range of frequency trip times 0 16 s to 300 s Accessible range of low frequency setting Hz e Adjustable low trip 57 0 to 59 8 Hz e High trip fixed at 60 5 Hz The accuracy limit of time measurement is 4 480 VAC Configurations Factory Setting Standard Trip Trip Time Condition VAC Range VAC Time seconds Range Voltage phase high 304 8 285 3 to 332 4 0 05 to 1 0 Voltage phase low 243 9 216 1 to 268 7 0 05 to 2 0 Voltage phase fast 138 6 138 6 to 268 7 low Frequency Trip Limits and Times Factory Setting Standard Trip Trip Time Condition Hz Range Hz Time seconds Range Line frequency low 57 0 to 59 8 0 16 to 300 Line frequency 60 5 60 5 0 16 0 16 high Voltage phase fast 332 5 285 3 to 332 4 high 570 1001791 05B Specifications A 3 Advanced Energy Efficiency Specifications EFFICIENCY CURVES FOR THE AE 500TX 480 VAC MODEL CEC Efficiency 97 100 95 4 90 85 Efficiency 80 75 4 70 i t t t 0 10 20 30 40 50 60 70 80 90 100
119. post attempts to connect to the DNS server 570 1001791 05B Troubleshooting and Solar Energy Technical Support 8 15 Advanced Energy Table 8 11 Status LED Continued LED Flash Code Unit Status Description Action Color Short Short Network connection fault The inverter e Verify that the Long cannot post data to the AE database server network cable is The status LED may indicate normal connected se age ae ae eee can Verify that the IP appen in the following circumstances address is valid Network cable is not connected Network does not have a DHCP server or the DHCP server did not provide a valid IP address to the inverter AE server is down for maintenance Any other network problem that does not allow data to post to the AE server Table 8 12 Modbus LED LED Flash Code Unit Status Description Action Color Green Short 1 8 Enables the installer to troubleshoot the e Check the Modbus sec system by verifying that communications address switches are occurring on the network indicating the and make sure following they correspond to the address programmed into the Modbus master Ifthe inverter is connected as a slave device the LED flashes quickly whenever there is activity on the network Confirm that the baud rate and other communication parameters of the Modbus master are set correctly e Modbus network commands occurring but are not addressed to this specific inverter Long 1 2 In
120. r la mort ou des blessures graves DANGER est r serv aux situations les plus extr mes 570 1001791 05B Safety and Product Compliance Guidelines 1 1 Advanced Energy WARNING WARNING indicates a potentially hazardous situation that if not avoided could result in death or serious injury and or property damage AVERTISSEMENT AVERTISSEMENT indique une situation potentiellement dangereuse qui si elle n est pas vit e pourrait provoquer la mort ou des blessures graves et ou des dommages mat riels CAUTION CAUTION indicates a potentially hazardous situation that if not avoided could result in minor or moderate injury and or property damage CAUTION is also used for property damage only accidents ATTENTION ATTENTION indique une situation potentiellement dangereuse qui si elle n est pas vit e pourrait provoquer des blessures mineures ou mod r es et ou des dommages mat riels ATTENTION est galement utilis pour des accidents causant uniquement des dommages mat riels SAFETY GUIDELINES Review the following information before attempting to install and operate the product Rules for Safe Installation and Operation Please note the following rules Do not attempt to install or operate this equipment without proper training e Ensure that this unit is properly grounded Ensure that all cables are properly connected e Verify that input line voltage and current capacity are w
121. rce with Electric Power Systems IEEE 1547 1 Standard for Conformance Tests Procedures for Equipment Interconnecting Distributed Resources with Electric Power Systems e FCC Part 15 Class A conducted emissions CSA C22 2 No 107 1 01 General use power supplies industrial products National Electrical Code Can be installed in compliance with National Electrical Code 2008 and 2011 Editions Article 690 Solar Photovoltaic Systems Electrical Safety DISCONNECT SWITCH The inverter is equipped with an AC disconnect power OFF to stop power conversion within the inverter Before accessing the interior of the cabinet this disconnect must be in the OFF position Since this disconnect only stops power conversion within the inverter both the external or optional inverter integrated DC photovoltaic array and AC utility grid circuits must be isolated in order to fully ensure the inverter is de energized Wait five minutes for the inverter to de energize before working on the inverter 570 1001791 05B Safety and Product Compliance Guidelines 1 5 Advanced Energy AC DC DISCONNECT DEVICE AND OTHER REQUIREMENTS If the optional inverter integrated AC disconnect and inverter integrated DC subcombiner breakers were not selected then isolated disconnect devices must be provided for both the PV array DC connection and for the AC utility grid connection when installing an AE inverter AC DISCONNECT DEVICE OVERCURRENT PROTECTION
122. register The response values for this command are shown in the bale as both hex and decimal values Table 6 16 Modbus inverter operating status register values Modbus register number 42101 Sleep state Startup delay state AC precharge state DC precharge state Idle state Power track state 6 26 Data Monitoring and Controls 570 1001791 05B Advanced Energy AE 500TX Inverter Table 6 16 Modbus inverter operating status register values Continued Description Decimal Value Modbus register number 42101 The following table contains the bitmap information for the PVM status register The response values for this command are shown in the table as both hex and decimal values When multiple codes are set the resulting status word value will be a sum of the individual code values Table 6 17 PVM status register status code values Modbus register number 42005 Inverter communication fault data registers listed in Table 6 14 on page 6 24 Web post fault DNS server fault Real time clock error The battery is dead or cannot synchronize with the network time server Wrong Incompatible or communications incorrect revision of firmware communications firmware Modbus address error Failed reading the Modbus address switches 570 1001791 05B Data Monitoring and Controls 6 27 Advanced Energy Modbus Command Registers Table 6 18 Modbus command registers Description Start E
123. resses so the Modbus master program will accept the Modbus addresses assigned during the field installation e Configuring point maps for slave devices Network Layout When multiple inverters or other Modbus slave devices are connected to a single Modbus master device the multiple devices need to be connected in one of the three daisy chain layouts shown in the following figure TERMINATION a es TERMINATION 1 _ DE T _ p T _ SINGLE POINT CABLE SHIELD na EARTH GROUND 1 1 1 g na a ew n aA g a a ISOLATED SELF POWERED ISOLATED SELF POWERED ISOLATED SELF POWERED MASTER DEVICE SLAVE DEVICE INVERTER SLAVE DEVICE INVERTER 4646 Figure 6 5 Daisy chain layout for RS 485 network option A scf of A 5 A 7 ef EDO s g 0 SINGLE POINT pc 4 CABLE SHIELD De EARTH GROUND 4 gt Et g a a gv a a RS485 So ISOLATED SELF POWERED ISOLATED SELF POWERED ISOLATOR ao Ba MASTER DEVICE SLAVE DEVICE INVERTER NONISOLATED EXTERNAL SLAVE DEVICE 4647 Figure 6 6 Daisy chain layout for RS 485 network option B 6 8 Data Monitoring and Controls 570 1001791 05B Advanced Energy AE 500TX Inverter TERMINATION
124. ring confirm that the PV array has been disconnected from the inverter using the external DC disconnect DANGER Avant d effectuer les branchements CC assurez vous que les piles PV sont d connect es de l onduleur en utilisant le connecteur CC externe DANGER Make sure the PV array polarity and voltage between the positive and negative cables are correct before connecting the PV array cables to the DC terminal block DANGER Assurez vous que la polarit et le voltage des cables positifs et n gatifs des piles PV sont corrects avant de brancher les cables des piles PV aux bornes CC DANGER Risk of electrical shock When exposed to light PV arrays create electrical energy that could cause a hazardous condition 4 22 Installing 570 1001791 05B Advanced Energy AE 500TX Inverter DANGER Risque d lectrocution Lorsqu elles sont expos es la lumi re les piles photovoltaiques g n rent un courant lectrique susceptible de causer des conditions dangereuses Follow these steps to wire the DC inputs from the PV panels to the inverter These instructions are for a negatively grounded array For a positively grounded array use the opposite terminals Tools Required e 5 32 Allen wrenches Allen wrench adaptor for a socket wrench recommended Open end wrench or socket wrench e Torque wrench e Voltmeter To Connect the DC Wiring 1 Disconnect power to the DC wiring by
125. ronics The control electronics are located in the upper right compartment The communications interface PCB is the backplane and includes the control electronics card cage and the ground fault detector interrupter GFDI circuit The purpose of the GFDI is to detect a ground fault unintended current flow from the solar panels to earth ground and in the event of a ground fault stop AC power production The control electronics card cage houses the following PCBs e Power distribution PCB Distributes the required logic level voltages for use throughout the inverter e Controller PCB Contains a powerful DSP that controls sine wave generation logic functions and protection activities All analog and digital inputs and outputs are routed to the control PCB and fed to the DSP Inverter interface PCB Provides a central location for a range of input output and control circuits 2 4 Product Overview 570 1001791 05B Advanced Energy AE 500TX Inverter Control electronics compartment GFDI Communications interface PCB backplane Control electronics card cage Figure 2 3 Control electronics compartment WARNING Risk of electrical shock The GFDI functions using a fuse to connect or bond the solar array negative or the solar array positive if using a positively grounded panel array to earth ground AVERTISSEMENT Risque d lectrocution Les fonctions GFDI utilisent un fusible pour connecter ou lier le n g
126. rpreting Product Labels daatececch deeheestadasddesameenend s 1 3 Product Compliance ses 1 4 Safety and EMC Directives and Standards sees eee eeeeeeeeeeneneeee 1 5 Safety Directives and Standards 2 c cc0 ccceesseesessssecsseneesennetseseseceescees 1 5 Electrical Safety casierie 05 52 a ad a asst ose eee KRENA EE RE a eani 1 5 Disconnect Switch sise 1 5 Wiring Requirements RE sean Stegoinoatbenn tacts 1 6 Wiring MORMON sisirin raaraa asinis 1 6 Fire Prevention ccccccccccccececeeeeeeeeeeeeeeeeeeeeeeeeeeeeeseeeeeseeeaeeeaeaaaegaesaseeenseeenees 1 8 Lockout and Tagout Requirements eeeeeeeeeeekiiiirtitrteeessstririrrrnrnnsnsssrerrerene 1 8 Acronyms and Frequently Used Terms cscccceeeeeeeeeeeeeeeeeeeeeeenenseaaaeeeeeeeeeees 1 9 Chapter 2 Product Overview General Description sise 2 1 Advanced Energy Inverter Models us 2 1 Design Peer eue en ne 2 1 Product Features c cccssssssesseeseceeeeeeseeneaneaaeeaaneaaneaaeeaaneaaneaaesaeeeaeeeaeeeaeeaaaaaaaes 2 2 Major Components and Functional Parts 2 0 0 0 cccccceeeeeeeeeeeeeeenenteeeeeeeeeeeeeeeeneaaaaea 2 3 Main EnClosure scies sauna pawensntets setts wate R E E E EE ESEE 2 3 Power Module Assembly sand titres 2 4 Control Electronics see 2 4 Data Monitoring Card Cage sctes cece zscssecccrvedcavacetaeces vests ucnchndacsvedesvadsvsectiveceedonds 2 5 Communications Interface PCB c eseeccceeeeeeeeeeeeseesseeceeeneeeeeeeee 2 6 Oper
127. s la masse l int rieur du dispositif UTILITY GRID INTERCONNECTION Utility Connection Requirements Review all applicable national and local codes for specific requirements for the size of the electrical service and the amount of current that is allowed to be fed into the panel by the inverter Contacting Your Local Utility Before connecting the inverter contact your electrical utility to ensure there are no local restrictions or special requirements Your local utility company may require specific inspections equipment or other procedures not covered in this document Voltage Output This inverter is designed to be connected to a three phase grounded wye transformer The AC output voltage is listed on the inverter name plate for the output voltage wye configuration Do not change the output voltage of the inverter AC and DC power requirements are included in the specifications Related Links e Specifications on page A 1 INVERTER MONITORING The inverter is equipped with a data monitoring module that can be used to monitor the inverter through one of the following interfaces A free web based monitoring service provided by AE to access basic performance data A third party monitoring service using Modbus TCP or Modbus RTU Related Links e Data Monitoring and Controls on page 6 1 3 6 Planning 570 1001791 05B Advanced Energy AE 500TX Inverter TO CALCULATE MAXIMUM OPEN CIRCUIT VO
128. s TCP Installation TO INSTALL THE MODBUS TCP CABLE DANGER Risk of electrical shock High voltages are present in the inverter cabinet Both AC and DC disconnects must be in the OFF position when working on the unit Wait five minutes to discharge high voltage before opening the front panels of the inverter DANGER Risque d lectrocution L int rieur de l onduleur est soumis des hautes tensions Les interrupteurs de courant alternatif et continu doivent tre mis HORS TENSION durant les travaux sur l unit Attendez cinq minutes afin de permettre la d charge du courant haute tension avant de d monter les panneaux avant de l onduleur 1 Disconnect the power to the inverter before starting the installation 2 Remove the data monitoring gland plate on the left side of the inverter The data monitoring gland plate is a flat piece of metal covering the side entry port to the inverter s data monitoring compartment 3 Cuta hole in the desired location to allow access for the cable 6 6 Data Monitoring and Controls 570 1001791 05B Advanced Energy AE 500TX Inverter 4 Install a water tight conduit hub connection 5 Replace the gland plate 6 Route an Ethernet cable from a network port that has been approved by the network administrator through the conduit hub on the inverter 7 Connect the Ethernet cable to the Ethernet port on the communications interface PCB The communications interfac
129. scseentceatviens sncesvevensenctaehanaeaaudvocndeatseeries 3 4 System SUR a ree 3 5 Utility Grid IMSPGOMMGCUON cccceccedieercnvessesesata cancnsscoeecetseiuaasiea cctcateeiaadessdeteicameecerere 3 6 Utility Connection Requirements os oascs ce cesiwszssccticiatedeagurebeenaa re uassectaoewocanctetees 3 6 Contacting Your Local Gien secceccetecetteniceseicsthtamndenviassvlantscasscedade 3 6 Voltage ORDRES dan a a re 3 6 Inverter MOTOS cstaateaslessesereeeptuceceas 3 6 To Calculate Maximum Open Circuit Voltage 0 0 0 0 eeececeeeeeeeeeeeeeeeeeeeeeeeeeeeereres 3 7 DG Subcombiner OPllONS sserrep seasea En aiaa 3 7 Breaker Protection for DC Input ss 3 8 Chapter 4 Installing Handling and Unpacking sn nu st 4 1 Packaging ESS D C0 LS PE tandusee cereravbenanedt 4 1 Handling and Unpacking the Inverter 4 1 Installing the Air Intake Hoods 4 2 Pre Installation Inspection cccccccccceeccceecceceeeeeeeeeeeeeeeeaeeeaaesaaeesaaeeaeaeaaaeaeeaaeeaaees 4 5 Pre Installation Inspection Tools ccccccccccaecceceeeeeeeeeeeeeeeeeeeeaeeneetsneeeeeeees 4 5 To Inspect the Inverter Cabinet ccccecccccecccccccesceeeeeeeeeeeeeeeeeeeeeeeaaeeaeaaaees 4 6 To Inspect the Rear Magnets ssdetuids oran 4 6 To Inspect the AC and DC Subpanel Compartments ccccceceeeeeeeeeeees 4 7 To Inspect the Power Module Compartment
130. spect the AC and DC Subpanel Compartments 1 Check the integrity of the bus bar connections and terminals for each bus bar landing in the AC and DC compartments Connection inspection Figure 4 6 Inspection of the bus bar connection 2 Ensure the cable connections are plugged in and fully seated 3 Inspect and pull test all cable screw terminal connections 570 1001791 05B Installing 4 7 Advanced Energy Cable screw terminals Figure 4 7 Pull test of cable screw terminal connection 4 Inspect the screens at the bottom of the compartment for damage or debris DC bottom entry gland plate 4686 Figure 4 8 Screen inspection If any loose wires are found during the inspections and the correct location of the connection is unknown contact AE Solar Energy Technical Support To Inspect the Power Module Compartment e Check the integrity of the bus bars and their connections in the upper power module compartment 4 8 Installing 570 1001791 05B Advanced Energy AE 500TX Inverter 4678 Bus bar connections Figure 4 9 Check the bus bar connections To Inspect the Cooling Compartment 1 Ensure the fans spin freely Screws Check connections Figure 4 10 Fan inspection 2 Ensure all air filters are fully seated 570 1001791 05B Installing 4 9 Advanced Energy Air filters 4680 Figure 4 11 Air filter check LIFTING AND MOUNTING THE INVERTER The inverter base
131. t Attendez cing minutes afin de permettre la d charge du courant haute tension avant de d monter les panneaux avant de l onduleur DANGER RISK OF DEATH OR BODILY INJURY Disconnect and lockout tagout all sources of input power before working on this unit or anything connected to it DANGER RISQUE DE MORT O DE BLESSURES CORPORELLES D brancher et verrouiller tiqueter toutes les sources de puissance d entr e avant de travailler sur cette unit ou sur tout l ment qui y est raccord AE recommends visually inspecting the inverter every time it is serviced Start by observing the front back and sides of the inverter for damage foreign objects or dust and debris that may have accumulated around the inverter Remove dirt and debris from the area around the inverter at least every six months MAINTENANCE SCHEDULE The following maintenance should be performed annually by a qualified service person Please refer to AE s Terms and Conditions of Sale for warranty related items Complete the maintenance checklist below and save the information for your records 7 2 Maintenance 570 1001791 05B Advanced Energy AE 500TX Inverter Table 7 1 Maintenance checklist Check or Procedure Maintenance Cycle General inspection and cleaning 6 Tnspectand clean nteiorofinverer am LE Inspect card cage air les and clean or replace Amy 9 inspect and replace seals ifnecesay Amy Connections and wiring 12
132. t relay switch or set of contacts 570 1001791 05B Installing 4 25 Advanced Energy Important Termination switches are located on the communications PCB terminal to allow normal operation Do not move the switches unless you intend to use this feature Important Closing the remote disable contact with the inverter ON OFF switch in the ON position will re start the inverter MAKING THE REMOTE DISABLE CONNECTION Parts or Tools Required You need the following parts and or tools to make the remote disable connection e Control wire 22 AWG through 14 AWG maximum length of 1000 e Wire stripper e Small screwdriver i Important Thin stranded wire is recommended The Remote Disable and Other On Site Power Sources The following information describes how to make the remote disable connection on the AE 500TX inverter The remote disable circuit requires a normally closed contact capable of switching a 5 V 5 mA signal One or two remote disable connections can be made to the unit Important The AE 500TX inverter cannot operate with this remote disable open If the remote disable feature is not used the remote disable termination switches must be left in place for the inverter to operate You are required to establish this external remote disable connection if an additional power source exists at your installation site that could be damaged if the PV system continues to run when the power source turns
133. tatus is reported as a warning shown on the display and through remote monitoring Includes anti islanding protection and monitoring functions to prevent the inverter from feeding power to the utility grid in the event of a utility outage Utilizes EMI input and output filtration to prevent electromagnetic interference Field selectable voltage and frequency trip points Remote monitoring system using a standard Ethernet data reporting and communications interface PCB With a high speed connection this interface can provide PV system performance data in the following methods Subscribe to the standard monitoring service on the secure AE website This recommended method allows the user to track the PV system and inverter information online The basic monitoring service is available to all registered users Provide data to incentive based performance monitoring and reporting programs for third parties Inverter control through Modbus TCP or Modbus RTU for standard and optional features Power curtailment Power factor control Monitoring Remote disable Inverter remote disable for remote control by opening an external switch or set of contacts Product Overview 570 1001791 05B Advanced Energy AE 500TX Inverter MAJOR COMPONENTS AND FUNCTIONAL PARTS Data monitoring Power module assembly Control electronics Display DC combiner subpanel Ripple filter DC landing Figure 2 1 Components of th
134. ternet traffic Table 8 11 Status LED LED Flash Code Unit Status Description Action Color Serial communication is established Inverter communications are operating normally 8 14 Troubleshooting and Solar Energy Technical Support 570 1001791 05B Advanced Energy AE 500TX Inverter Table 8 11 Status LED Continued LED Flash Code Unit Status Description Action Color Short long short Long short short e On solid for a few seconds e Followed by quick flashes for several seconds while the communications device looks for an Internet connection After a few seconds flashes more slowly while serial communication is established with the inverter s main processor e Remains on unless a fault occurs Serial communication fault The communication PCB is communicating with the inverter s main processor via serial communication If the communication PCB cannot establish communication with the main processor the serial communication fault code will flash It is normal for this status code to flash for a few seconds during startup DNS failure The inverter attempts to post e Verify that the IP data once every 15 minutes to the AE address is valid database using Domain Name Service DNS server to resolve the IP address The DNS failure code will flash when DNS server cannot be found e Invalid IP address returned If this post succeeds the LED returns to normal operation until the next
135. ther monitoring options If a 24 V power supply option was not included when the inverter was ordered the power supply will not be factory installed and the inverter s field terminals will not have power available In an installation situation requiring additional power and the 24 V power supply is not installed an additional power supply will need to be 4 28 Installing 570 1001791 05B Advanced Energy AE 500TX Inverter provided by the installer The additional power supply will need to be installed external to the inverter The integrated 24 V power supply meets the following specifications Output voltage 24 VDC e Output current 10 A Output wattage 240 W e Fuse size 10 A When sizing a power supply it is recommended the load not exceed 80 of name plate capacity to prolong the life of the power supply and avoid nuisance trips caused by inrush current For example if the total load capacity of all the field devices powered by the 24 VDC power supply exceeds 80 of the rating a second power supply is recommended If a second power supply is used it must be provided by the installer and mounted external to the inverter For this configuration the loads must be separated and the 24 VDC supplies isolated from each other 24 V power supply terminals Figure 4 23 24 V power supply terminal location WIRING THE 24 V POWER SUPPLY The data monitoring compartment on the upper right side of the inverter contains the
136. to the ON position After five minutes the inverter starts to produce power into the AC grid if all necessary operating conditions are met If the unit fails to power on refer to the troubleshooting information If those steps do not resolve the problem contact your service provider or AE Solar Energy Technical Support Related Links Troubleshooting and Solar Energy Technical Support on page 8 1 INVERTER OPERATING STATES The AE 500TX inverter has ten operating states The inverter will transition from one state to another only as shown in the following figure Each operating state is described below 5 2 Operation 570 1001791 05B Advanced Energy AE 500TX Inverter Disabled eh Startup Delay a DC Cool Down AC Precharge Figure 5 3 Inverter state diagram e Initialize The inverter enters this state after a power cycle Variables and devices are initialized and I O ports set When initialization is complete the inverter enters the sleep state Disabled The inverter enters this state when the front panel switch is in the OFF position or when a disable command is received over the Modbus connection If a fault condition occurs the inverter switches to the fault state When the fault is cleared and the condition no longer exists the inverter returns to the disabled state The inverter displays a message on the screen indicating the inverter is disabled When an enable command
137. vanced Energy AE 500TX Inverter Table 6 2 Inverter address table Continued A E 5 Z 2 ip Switch Address 6 17 Data Monitoring and Controls 570 1001791 05B Advanced Energy MODBUS COMMANDS Basic Modbus commands are supported on applicable AE commercial units The commands in the following table are used to read and write set operating parameters or obtain the unit s identifying information Table 6 3 Modbus commands Command Name Comman Description d Number Read Holding Register Read value from the register Write preset Single Register Write value to the register Return Slave ID 17 Returns a text string containing the ID number of the unit The format of the ID returned is dependent on the version of the unit PVP Inverter IDxxxxxxxxxxxxxx on older models e xxPVP Inverter IDxxxxxxxxxxxxxx for newer models Modbus Command Format The Read Holding Register command is used to read values from Modbus registers Table 6 4 Format for Read Holding Register command 6 18 Data Monitoring and Controls 570 1001791 05B Advanced Energy AE 500TX Inverter Table 6 5 Response format for Read Holding Register command The Write Single Register command is used to write data to a register Table 6 6 Format for Write Single Register command C Table 6 7 Response format for Write Single Register command Respons
138. ve protection faults Contact AE Solar Energy Technical Support for assistance with resolving a drive fault 8 8 Troubleshooting and Solar Energy Technical Support 570 1001791 05B Advanced Energy AE 500TX Inverter Table 8 3 Drive DRV faults Display Screen Display Screen Text Description Hexadecimal Value C oo Drive a cow toot Drive stow wie priv crow too iw OVERCURRENTA une Hw OVERCURRENTB oie aw ovERCuRRENT Voltage Faults The following table lists the voltage faults including VAC sense VDC and the power supply Contact AE Solar Energy Technical Support for assistance in resolving a voltage fault Table 8 4 Voltage VLT faults Display Screen Display Screen Text Description Hexadecimal Value 0001 VAC OVER PEAK A Peak AC voltage high phase A 0002 VAC OVER PEAK B Peak AC voltage high phase B 0004 VAC OVER PEAK C Peak AC voltage high phase C 570 1001791 05B Troubleshooting and Solar Energy Technical Support 8 9 Advanced Energy Table 8 4 Voltage VLT faults Continued Display Screen Hexadecimal Value Display Screen Text 0100 POWER SUPPLY M15 15 V power supply fault 0200 POWER SUPPLY 10 10 V power supply fault Grid Faults The grid faults in the following table include grid interactive voltage and frequency faults For all grid faults the action is to wait for the grid to stabilize The inverter cannot operate correctly when the grid voltage is
139. verter operates in voltage control mode using the maximum power point tracking MPPT function If a fault occurs the inverter switches to the fault state Related Links e Troubleshooting and Solar Energy Technical Support on page 8 1 DISPLAY SCREENS AND OPERATION The digital display located on the front of the AE inverter includes both a scrolling display screen and buttons for operating The display provides the unit operator with information about the current state of the inverter There are five standard sets of screens that may display depending on the state of the inverter The five sets are Operation 570 1001791 05B Advanced Energy AE 500TX Inverter e Initialize The initialize state is displayed on the screen when the inverter is first turned on Energy tracking These are the normal power production states of idle run and AC and DC precharge Following the startup delay the inverter goes to energy tracking which starts with the DC and AC precharge and then goes to idle and run Fault Warning Disabled The display screens for each state are shown in the following figures When there is a series of display screens associated with the inverter state the inverter will continuously scroll through these screens AE SOOTX STARTUP DELAY Starting In 234 seconds Figure 5 4 Initialize state screen Advanced Energy Industries Inc POWER TRACKING DC AE 5O0TX Volts S52 Amps
140. verter sees and responds to a Modbus sec master request message that is addressed to this specific inverter Short and long Communication occurring on a Modbus network that contains multiple Modbus slave devices 8 16 Troubleshooting and Solar Energy Technical Support 570 1001791 05B Advanced Energy AE 500TX Inverter AE SOLAR ENERGY TECHNICAL SUPPORT Please contact AE Solar Energy Technical Support if you have questions or problems that cannot be resolved by working through the provided troubleshooting When you call Solar Energy Technical Support make sure to have the unit serial number and part number These numbers are available on unit labels Table 8 13 AE Solar Energy Technical Support 24 X 7 contact information AE Solar Energy Technical Support Phone 24 hrs day 7 days week 20720 Brinson Blvd Inside the U S call 877 312 3832 or Bend OR 97701 Outside the U S call USA 1 541 323 4143 Email We will respond to email by the Important next business day For returns and repairs please call Solar Energy Technical Support to request an RMA and obtain the correct shipping address invertersupport aei com If you would prefer to contact a local or regional sales or service office visit the Advanced Energy web site for current contact information http www advanced energy com 570 1001791 05B Troubleshooting and Solar Energy Technical Support 8 17 Advanced Energy 8 18 Troub

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