PV Grid-tied Residential Inverters
Contents
1. The inverter provides two indicator lights in the form of Light Emitting Diodes or LEDs The LEDs are the primary indicators of the system status O K Sleep or Faulted The LEDs are located above the inverter display in the upper left hand corner on the front lid 5 1 LED Status Red LED 1 The light on the left is a red LED and is the primary indicator of system stand by or fault condition 2 Asolid red LED and a blank screen indicates the system is in normal sleep or stand by mode This mode occurs if there is not enough sunlight present to generate DC voltage at night and the AC properties are within the provided specifications 3 The red LED blinks if the inverter has had a fault condition and the vacuum fluorescent display VFD displays a fault code If the red LED is blinking carefully record the numerical error code and text describing the error Possible faults are listed in Table 5 1 Green LED 1 The light on the right is a green LED and is the primary indicator the system is generat ing power 2 The green LED illuminates any time the DC voltage is above the inverter s DC start voltage and all operational parameters are met When the green light illuminates the inverter tries to convert power from the PV array Red and Green LED Lights On If both LED lights are solid at the same time contact PV Powered Technical Support for assistance Ground Fault Error WARNING Replace the GFI fuse with the same type and ra2. 6 Connect the Line 1 conductor to the terminal marked L1 on the AC circuit board inside the PV System Disconnect 7 Ensure all connections are wired correctly and properly torqued Tighten the terminal block screws to 1 5 Nm 4 in lbs NOTE In the PVP1100 units the Line 1 conductor is the only phase voltage wire Line 2 is neutral and Line 3 is the EGC Line 1 Line 2 AC Ground AC Ground Terminal pue Raceway Figure 3 9 AC Wiring for the Line 1 Line 2 and Ground Conductors PUPowered Connecting DC Wires and PV Panels WARNING Before proceeding with the DC wiring completely cover the surface of all PV panels with dark material to avoid the production of electrical energy WARNING Make sure the grounding scheme and the PV panel voltage between the positive and the negative cable connectors of the PV panels are correct before connecting the panels to the DC terminal block on the power distribution board Note For all temperature conditions the VOC for each series connection must total less than 500 VDC for all residential inverter models Inverter Maximum Inverter Absolute Maximum Table 3 4 PV Open Circuit Voltages DC Connections To wire the DC inputs from the PV array to the inverter disconnect system refer to Figure 3 11 The PV System Disconnect accepts wire gauges up to multi stranded 6 AWG from the PV array 1 Calculate the maximum open circuit voltage VOC for each individual series o
3. mounting template with the vertical row of screw holes over it for a single stud mount Mark the mounting holes ensuring holes C through F are directly over the single stud 2 VERIFY THE BRACKET IS LEVEL Ensure points C through F are aligned with the wall stud Drill 1 8 pilot holes for the screws 2 gt gt Z 2 Use heavy duty 1 4 x 2 coarse thread lag screws to secure points C D and F Use an 1 8 screw and anchor if necessary to secure point E Refer to Figure 3 1 Figure 3 1 Small Mounting Bracket 3 Carefully hang the inverter on the upper part of the bracket The hooks located at the rear of the inverter should hang over the bracket 4 Verify the inverter is level 5 Remove the front lid of the inverter by unscrewing the two cover screws located at the bottom perimeter of the inverter 6 Locate the inverter mounting hole below the power board see Figure 3 3 Insert the mounting screw through the inverter and tighten securely o P Powered Models PVP4600 PVP4800 and PVP5200 1 Locate the wall studs in the desired location and align the mounting bracket or paper mounting template over the studs Mark the mounting holes Ensure that locations A and B see Figure 3 2 are aligned over two wall studs 2 VERIFY THE BRACKET IS LEVEL Ensure points A and B are aligned with the wall studs Drill 1 8 pilot holes for the screws Use heavy duty 1 4 x 2 coarse thread lag screw
4. turns off When the array is once again exposed to enough sunlight the green LED illuminates the inverter s auto start feature begins and after five minutes the inverter begins to export power If the red LED continues to illuminate when there is sufficient sunlight for operation verify that no wiring connections are loose If the wiring is secure see the Troubleshooting section for additional information The vacuum fluorescent display VFD indicates the inverter s status and real time power output into the AC grid This display provides the following information Inverter model type AC power produced in real time watts Lifetime energy produced kWh AC voltage in real time VAC PV voltage input in real time VDC During start up a count down timer Fault code message if a fault exists or recently occurred Grid tied Residential Inverters Installation and Operation Manual Normal Display Cycle The display changes every two seconds to show a different set of information as shown in Figures 4 1 and 4 2 0 Watts 3212 kWh 3500 Watt PV Inv Start in 269 sec Screen 1 Screen 2 Screen 3 Figure 4 1 Normal Startup Screens 3500 Watt PV 1245 Watts Grid Tied Inv 3212 kWh Screen 1 Screen 2 Screen 3 Figure 4 2 Running Screens If a fault occurs the display also provides a corresponding fault code Refer to the Troubleshooting section for additional information 5 Troubleshooting
5. year each beginning on the date of purchase by the original end user Coverage PV Powered will at its option repair or replace the defective component s free of charge provided that you notify PV Powered of the defect during the warranty period have a dated proof of purchase and PV Powered determines that the defect is covered by the limited warranty set forth above PV Powered reserves the right to inspect the defective component s and determine if the defect is due to material or manufacturing flaws PV Powered also reserves the right to charge a fee for service time expended if the defect is not due to material or manufacturing flaw or is not for some other reason subject to this limited warranty gt E gt 2 lt PV Powered will at its option use new and or reconditioned parts in performing warranty repair and in building replacement products PV Powered reserves the right to use parts or products of original or improved design in the repair or replacement If PV Powered repairs or replaces a product its warranty continues for the remaining portion of the original warranty period or 90 days from the date of the return shipment to the customer whichever period expires later All replaced products and all parts removed from repaired products become the property of PV Powered For defects covered by this limited warranty PV Powered will provide at no additional cost to the customer both parts and labor necessa
6. 2 X 4 3 8 1 2 BOTTOM VIFW Figure B 2 Back and Bottom Views of PVP1100W PVP2000W PVP2500W PVP2800W PVP3000W and PVP3500W Inverter Cabinet PUPowered B 2 Schematics for PVP4600W PVP4800W and PVP5200W Inverter Cabinet LED STATUS INDICATORS 1 7 5 8 VFD DISPLAY 1 2 3 4 K O Le FRONT VIEW 3 4 1 K O LEFT VIEW Figure B 3 Side and Front Views of the PVP4600W PVP4800W and PVP5200W Inverter Cabinet Grid tied Residential Inverters Installation and Operation Manual BACK VIEW 1 2 1 2 3 4 K O DRAINAGE P Figure B 4 Back and Bottom Views of the PVP4600W PVP4800W and PVP5200W Inverter Cabinet Limited Warranty PV Powered Inc provides a limited warranty for your residential or commercial inverter and optional data monitoring module for defects caused by material or manufacturing flaws The inverter and the data monitoring module must be installed and maintained by a qualified installer in order for the warranty to be valid Terms of Coverage The warranty period for the inverter is ten years and the warranty on the data monitoring module is one
7. 200 0000 0004 0000 and 0001 0000 If the following fault codes occur please contact PV Powered Technical Support for service 8000 0000 4000 0000 1000 0800 0400 0000 0100 0000 0040 0000 0020 0000 and 0002 0000 Appendix A Specifications The specifications detailed below are expected operational parameters and should be used in designing your PV system in accordance with the NEC Specifications PVP1100 PVP2000 PVP2500 PVP2800 Maximum DC Input Voltage VOC 500VDC i 115VDC 115VDC 140VDC 180VDC DEBT EIER 450VDC 450VDC 450VDC 450VDC 115VDC 115VDC 140VDC 180VDC uu Rae 380VDC 380VDC 380VDC 380VDC DC Imp Maximum Current A 10A 18A 20A 18A DC Isc Maximum Current A 26A 105 6V 211V 211V 183V AR Opere Rane t 132 5V 264V 264V 229V AC Frequency Range Hz 59 3Hz 60 5Hz AC Nominal Voltage V 120V 240V 240V 208V Normal Output Frequency 60Hz Synchronization in Rush Current 2 0A 8 4A 2 0A Power Factor 0 99 1 0 at gt 50 Power AC Maximum Continuous Current A 10A 9A 11A 13A Continuous Output Power Watts 1100 2000 2500 2800 Maximum Continuous Output Power 1100 2000 2500 2800 Watts Enclosure Steel NEMA 3R to UL 50 Standards Dimensions H x W x D 22 1 2 x 15 5 8 x 8 1 4 With PV System Disconnect H x W x D 30 3 8 x 15 5 8 x 8 1 4 Weight Ibs 55 65 70 80 Cooling Natural Convection Heat Sink Relative Humidity 096 to 10096 Condensing Ambient Temperat
8. AND ALL SUCH DISPUTES USING BINDING ARBITRATION IN ACCORDANCE WITH THE RULES AND PROCEDURES OF THE ARBITRATION SERVICE OF PORTLAND INC AND JUDGMENT UPON AWARD RENDERED PURSUANT TO SUCH ARBITRATION SHALL BE BINDING ON THE PARTIES THE LOCATION FOR ANY ARBITRATION HEARINGS SHALL BE BEND OREGON THE PRICE FOR THE INVERTER OR PVM1010 DEVICE AND PV POWERED S OBLIGATIONS UNDER THIS EXPRESS LIMITED WARRANTY ARE CONSIDERATION FOR THIS BINDING ARBITRATION PROVISION 0 Return Procedure Before returning the product directly to PV Powered you must first obtain a Return Materials Authorization Number RMA from PV Powered You must also pre pay for shipping When you contact a PV Powered representative please have the following information ready 1 The serial number of the product 2 The reason for the return 3 Acopy of your dated proof of purchase When you return the product to PV Powered PV Powered advises that you use the original packaging or its equivalent and that you fully insure the shipped product PV Powered is not responsible for damage to the product due to improper packaging On the packaging please include the following 1 Clearly mark the Return Materials Authorization Number supplied by PV Powered on the outside of the box 2 Areturn address where the product can be shipped 3 Atelephone number where you can be reached during business hours 4 A brief description of the problem Ship the product prepaid to th
9. ON AND FOR ANY AND ALL CAUSES OF ACTION WHETHER IN CONTRACT TORT OR OTHERWISE WILL NOT EXCEED THE AMOUNT PAID TO PV POWERED FOR THE INVERTER OR DATA MONITORING DEVICE PV POWERED WILL NOT BE LIABLE TO YOU UNDER ANY CAUSE OF ACTION WHETHER IN CONTRACT TORT OR OTHERWISE FOR ANY INDIRECT SPECIAL INCIDENTAL CONSEOUENTIAL OR PUNITIVE DAMAGES EVEN IF PV POWERED HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES THE ORIGINAL PRICE FOR THE INVERTER AND DATA MONITORING MODULE AND PV POWERED S OBLIGATIONS UNDER THIS EXPRESS LIMITED WARRANTY ARE CONSIDERATION FOR LIMITING PV POWERED S LIABILITY IF THIS PRODUCT IS A CONSUMER PRODUCT FEDERAL LAW DOES NOT ALLOW AN EXCLUSION OF IMPLIED WARRANTIES TO THE EXTENT YOU ARE ENTITLED TO IMPLIED WARRANTIES UNDER FEDERAL LAW TO THE EXTENT PERMITTED BY APPLICABLE LAW THEY ARE LIMITED TO THE DURATION OF THIS LIMITED WARRANTY SOME STATES AND PROVINCES DO NOT ALLOW LIMITATIONS OR EXCLUSIONS ON IMPLIED WARRANTIES OR ON THE DURATION OF AN IMPLIED WARRANTY OR ON THE LIMITATION OR EXCLUSION OF INCIDENTAL OR CONSEOUENTIAL DAMAGES SO THE ABOVE LIMITATION S OR EXCLUSION S MAY NOT APPLY TO YOU THIS LIMITED WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS YOU MAY HAVE OTHER RIGHTS WHICH MAY VARY FROM STATE TO STATE OR PROVINCE TO PROVINCE Arbitration IN THE EVENT OF A DISPUTE BETWEEN PV POWERED AND ANY PURCHASER COVERED UNDER THIS WARRANTY TO THE MAXIMUM EXTENT ALLOWED BY LAW THE PURCHASER AGREES TO RESOLVE ANY
10. PVP2500W PVP2800W PVP3000W PVP3500W Inverter Cabinet 27 Figure B 2 Back and Bottom Views of PVP1100W PVP2000W PVP2500W PVP2800W PVP3000W and PVP3500W Inverter 28 Figure B 3 Side and Front Views of the PVP4600W PVP4800W and PVP5200W Inverter 29 Figure B 4 Back and Bottom Views of the PVP4600W PVP4800W and PVP5200W Inverter Cabinet essere ener 30 1 Introduction and Safety 1 1 Introduction The PV Powered Grid Tied Inverter is a utility interactive inverter for photovoltaic PV systems The inverter is tied to an electrical source provided by the local utility company as well as the PV system The inverter contains everything needed to convert the DC energy generated by the PV array s into AC energy required to power a house This manual provides information necessary for the successful installation and use of the PV Powered Grid Tied Inverter 1 2 General Safety IMPORTANT SAFETY INSTRUCTIONS This product has been engineered and manufactured to ensure your personal safety Improper use may result in potential electrical shock or burns Read and follow all instructions for installation use and servicing of this product Read all safety warnings before installing or operating the inverter NOTE A locking tab has been designed into the PV Powered Grid tied Inverter Locking the inverter is the sole responsibi
11. PuPowered PV Grid tied Residential Inverters INSTALLATION amp OPERATION MANUAL 97 600100 01 A02 Preface PV Powered PV Powered designs manufactures and markets the solar power industry s most reliable photovoltaic solar inverter solutions We ve assembled a highly experienced solar power electronics design team Our vision is to spur the widespread adoption and success of solar power by assisting our distributors dealers and installers in this dynamic market while ensuring that our products are the best supported easiest to install and most reliable solar inverters in the industry Our innovative approach to performance monitoring provides secure and easy access to system performance and inverter status over the Internet Contact Information PV Powered Inc PO Box 7348 Bend OR 97708 Tel 541 312 3832 Technical Support 1 877 312 3832 Fax 541 383 2348 www pvpowered com email support pvpowered com Document Copyright PV Powered Grid tied Inverters Installation and Operation Manual 2009 PV Powered All rights reserved This manual may not be reproduced or distributed without written permission from PV Powered PUPowered Safety Information and Conventions Designation of Danger Warning and Caution Revisions DANGER The Danger statement is used to inform the installer operator of a situation reguiring the utmost attention Failure to heed this warning will result in serious injury or death t
12. a lock be attached to prevent unauthorized access or damage to the inverter Inverter Front Panel Status Indicators The inverter continuously monitors 1 The AC grid connection to ensure the AC voltage and frequency levels are within safe operating limits per UL1741 2 The DC voltage and current from the PV array to ensure safe operating conditions per UL 1741 o gt 2 PUPowered 3 The inverter s internal operational parameters to ensure safe operating conditions exist within the operating environment The inverter has two LED indicator lights visible through the upper left corner of the lid These lights indicate the inverter s status Green LED is illuminated when All three monitored operating conditions are met Inverter s operating environment is safe to export power to the AC grid Red LED flashes when Any one of the monitored operating conditions are not met When a fault condition exists The operating environment moves outside the safe operating limits governed by UL 1741 IEEE 1547 and IEEE 519 Red LED is illuminated when The PV array voltage is not within required operating limits such as e At sunset when the inverter turns off for the night When clouds reduce the amount of available sunlight or when portions of the PV array are covered with debris Any time the DC output from the PV array drops below the inverter s minimum DC operating voltage the inverter
13. ctrical connections must be completed in accordance with local electrical codes and the National Electrical Code NEC ANSI NFPA 70 Use 12 AWG minimum 90 C copper wire for all inverter electrical connections Voltage drop as well as other considerations may dictate using larger wire sizes NOTE To avoid an increase in AC voltage level which may lead to nuisance faults PV Powered recommends sizing the conductor for a drop of less than 2 WARNING Ensure the breaker in the main utility service panel is switched OFF before wiring the inverter This breaker should be switched ON only after all wiring has been completed as described in this manual WARNING Follow the order listed below to wire the inverter Failure to do so may result in hazardous voltages or disconnection of contacts IMPORTANT When mounting the inverter outside use rain tight or wet location conduit hubs that comply with the requirements in the Standard for Fittings for Conduit and Outlet Boxes UL 514B NOTE Terminal connections for the inverter are located inside the inverter on the circuit board at the bottom of the cabinet The AC and DC terminals accept wires up to 6 AWG CAUTION The DC AC input and output circuits are isolated from the enclosure The PV equipment grounding conductor EGC where required by Sections 690 41 690 42 and 690 43 of the National Electric Code NEC ANSI NFPA 70 is the responsibility of the installer Failure to properly insta
14. e address provided by your PV Powered representative Information about Your System Note the following information for your records and retain your dated proof of purchase NYNLJY 0 o e m Jg i a m Serial Number Purchased From Date of Purchase A abbreviations iii AC grounding 10 wiring 12 acronyms iii anchoring 5 B bracket 3 5 6 7 C calculating VOC 14 caution information about ii checking voltage 16 circuit boards 12 circuit breaker requirements 8 circuits 10 clearances 3 conductor sizing 9 12 conduit hubs 9 connecting DC 14 inverter to grid 12 connections torque 13 contact information i control board 12 covering PV panels 14 D danger information about ii Data Monitoring Module 10 DC grounding 10 wiring 14 diagrams small inverter disconnect 28 dimensions 28 disconnect 15 grounding 13 grounding lug 15 locking tab 1 wire raceway 13 display 3 17 drainage port 9 E EGC 9 energizing system 16 F fault codes 18 19 21 23 multiple 22 faults nuisance 9 12 FCC compliance 2 fuse 11 12 removing 15 G GEC 10 GFI 11 access to 9 activating circuit 11 fuse type 11 jumper 11 ground fault 11 20 display 12 grounding single point 10 11 grounding lug 15 H heatsink 3 17 inverter anchoring 5 brackets 3 circuit boards 12 circuit breaker requirements 8 components 4 connecting 12 connecting to PV array 14 control board 12 dimensions 28 dis
15. ecsaecaseseeseeeseeeeeeesaes 21 SE Cei E 23 Appendix Specifications e esed ae ede na FN d Ee Dee 24 Appendix B Dimensions cccccccesscesccesceeseeescecseceseceseceseeeseesseecaeceaeseaeseseeeseeessecseseaeens 28 B 1 Schematics for PVP1100W PVP2000W PVP2500W PVP2800W PVP3000W and PVP3500W Inverter 28 B 2 Schematics for PVP4600W PVP4800W and PVP5200W Inverter Cabinet 29 Limited Warranty Sd 31 Return Procedure iie i rh erae er NE rented 33 Ium c 34 A e 2 m 2 wn PUPowered List of Figures and Tables Figure 2 1 View of the Inverter s Interior Components sese 4 Figure 3 1 Small Mounting Bracket sese renes 5 Figure 3 2 Large Mounting 6 Figure 3 3 Inside Screw Below the Power 6 Figure 3 4 Inverter and PV System Disconnectwith Mounting Bracket in Place 7 Table 3 1 Required Branch Circuit Protection 8 Table 3 2 Inverter Voltage Frequency Limits cccsccescceseceseeeeeeeseeeseceeeceseeeeseeeeeseensees 8 Figure 3 5 Communications AC and DC Ports sess 9 Table 3 3 Groundi
16. ed in an enclosed space adequate ventilation must be provided 2 2 Guidelines for Mounting the Inverter The inverter should be mounted vertically to a flat solid surface such as strut concrete or wood siding It should be located near the PV arrays to minimize the DC conductor length The bracket and paper mounting template provided make mounting the inverter quick and simple 0 m gt 2 2 a The small bracket Has a vertical row of screw holes down the center and is designed for a single stud mount Refer to Figure 3 2 The large bracket Has two top screw holes at either end of the large bracket 16 apart which are designed to match standard stud spacing Refer to Figure 3 1 The inverter also has an internal mounting screw Refer to Figure 2 1 for the location of this screw a P Powered WARNING Before drilling holes to mount the inverter verify that there are no electrical wires or plumbing in the area Display Control Board with LED Lights Transformer Inductor GFI Fuse Port Mounting Screw Figure 2 1 View of the Inverter s Interior Components 3 Installation 3 1 Mounting and Anchoring the Inverter After you have determined a suitable location for the inverter the bracket is anchored to the wall stud s Models PVP1100 PVP2000 PVP2500 PVP2800 PVP3000 and PVP3500 1 Locate a wall stud in the desired location and align the mounting bracket or paper
17. ered Customer Service 16 Replace the inverter s lid and turn the PV System Disconnect switch back to the OFF position 17 Re install the GFI fuse and cap This completes the PV array wiring for your system 4 1 4 2 4 Operations WARNING Before turning on the inverter ensure that the front cover is closed properly WARNING The heat sink can reach temperatures in excess of 158 F 70 Do not touch the heat sink when in use and do not place anything on top of the heat sink Start up Procedures To start up the inverter complete the following steps in the order indicated NOTE All steps are assumed completed in previous sections including but not limited to VOC calculation e Checking the system for ground faults 1 Turn the AC breaker ON Verify that the red LED light is illuminated The LEDs are located in the upper left hand corner of the inverter s display If the red LED is not illuminated or is blinking refer to the Troubleshooting sec tion 2 Turn the PV System Disconnect ON The green LED should illuminate If not refer to the Troubleshooting section Ifno green LED illuminates verify DC voltage is present in the PV System Disconnect The DC voltage present should be at least 15 volts greater than the minimum operating voltage stated in Appendix A After five minutes the inverter starts to produce power if all necessary operating conditions are met NOTE PV Powered recommends that
18. f mod ules per the NEC 690 7 2 Clearly label the positive and negative conductors from the PV system array 3 Ensure the PV System Disconnect handle is in the OFF position 4 Route and wire the PV system array conductors to their respective positive and negative terminals marked inside the PV System Disconnect Wire the array positive conductor s to the terminals marked positive e Wire the negative array conductor s to the terminals marked negative Grid tied Residential Inverters Installation and Operation Manual WARNING Negative grounded array On a negatively grounded PV array break only the positive conductor s in the PV System Disconnect Do NOT break the negative conductor s Positive grounded array On a positively grounded PV array break only the negative conductor s in the PV System Disconnect Do NOT break the positive conductor s 5 Connect the PV equipment ground conductor to the ground lug located on the front inside portion of the PV System Disconnect Refer to Figure 3 8 6 Verify all connections are properly torqued to 1 5 Nm or 4 in lbs 7 Remove the 1A fuse from the external port by unscrewing the cap housing the fuse Refer to Figure 3 5 WARNING Do not connect or disconnect the GFI jumper shown in Figure 3 11 while the inverter is supplied with DC or AC power 8 Determine which GFI jumper to use based on the PV manufacturer s grounding scheme recommendation Refer to the following fig
19. he grounded leg of the array anywhere but through the inverter bypasses the GFI circuit The GFI operates by bonding the PV array negative or positive to earth ground through a 600 VDC 1 amp fuse The negative and positive schema is determined through the selection of a GFI jumper See Figure 3 10 The GFI circuit activates if any DC ground fault currents are greater than 1 amp The GFI circuit opens or blows the 1 amp fuse interrupting the fault current path dis abling the inverter s power production and displaying a unique error message shown in Figure 3 7 WARNING Replace the GFI fuse with the same type and rating of fuse The inverter uses Littlefuse KLKD1 1A 600VDC The GFI is a latching circuit which prevents the inverter from operating until the fault is repaired and the inverter is reset The inverter will not operate even if the fault is repaired unless manually reset by turning the AC source circuit off and then on P Powered Fault 0400 0000 Ground Fault Figure 3 7 Ground Fault Message If the inverter displays Ground Fault turn OFF the PV System Disconnect and refer to the fault examples in this manual AC Ground Terminal PV System Disconnect 3 PV Grounding Lug Figure 3 8 AC and PV Grounding Connecting the Inverter to the Electrical Grid Two circuit boards are located inside the inverter 1 The Control Board at the top of the inverter 2 The Powe
20. ient Temperature Range 25 C to 40 C Environmental Rating NEMA 3R Listings UL 1741 IEEE 1547 IEEE 519 IEEE 929 IEEE 620 Table A 1 continued PVP3000 through PVP5200 Specifications Grid tied Residential Inverters Installation and Operation Manual Abnormal Specifications The specifications listed below are classified as abnormal and are not representative of normal operation Abnormal Specifications PVP1100 PVP2000 PVP2500 PVP2800 Momentary current transient 166 A pk obtained during abnormal 0 608 ms operation Maximum input source backfeed current to input 0A source 100 A pk 142 A pk 0 54ms 0 663 ms Abnormal Specifications PVP3000 PVP3500 PVP4600 PVP4800 PVP5200 Momentary current transient obtained during abnormal operation Maximum input source backfeed current to input 0A source 166 A pk 0 608ms 99 Pk 88A pk 88 88A pk Table A 2 Abnormal Specifications PUPowered LED STATUS INDICATORS pr VFD DISPLAY 15 5 8 30 3 8 1 2 3 4 K O FRONT VIEW LEFT VIEW Figure B 1 Side and Front Views of PVP1100W PVP2000W PVP2500W PVP2800W PVP3000W and PVP3500W Inverter Cabinet Appendix B Dimensions B 1 Schematics for PVP1100W PVP2000W PVP2500W PVP2800W PVP3000W and PVP3500W Inverter Cabinet a m
21. ing instructions unless you are qualified gt P Powered 5 3 Fault Codes Fault Code VFD Text Fault Description 8000 0000 Power Module Generated by the power electronics to protect the switching module 4000 0000 Power Module Generated by the power electronics to protect the switching module 1000 0800 PLL Fault The inverter was match the grid frequency This is usually caused by an unstable power grid 1000 0001 Power Supply 5 Housekeeping DC power supply 5VDC is out of tolerance 0400 0000 Ground Fault The inverter detected a blown GFI fuse The inverter shut down because it was producing less than 60W for 5 minutes 0100 0000 CPU Fault The inverter encountered a problem in the CPU 0200 0000 Power Low 0040 0000 Over Current Safety protection The inverter encountered an over current fault 0020 0000 Pre charge The inverter experienced trouble energizing the transformer 0004 0000 Heatsink Temp The heat sink is above or below the operating limits of 250C to 950C 0002 0000 Watchdog Fault The CPU experienced a watch dog fault The temperature detected inside the inverter is outside the normal operatin DO 909 alent Teme limits of pue to 950C ids Table 5 1 Fault Codes The following fault codes indicate the inverter will restart once conditions are within normal operating conditions listed in Appendix A Table A 1000 0400 1000 0200 1000 0100 1000 0080 1000 0020 1000 0010 1000 0002 1000 0001 0
22. is the only place the PV ground should be connected to the inverter Do not tie the GEC to the PV array positive or negative This would defeat the PV ground fault interrupt protection circuit Refer to Figure 3 8 for illustrated information See Table 3 3 for appropriate sizing of the grounding electrode conductor Use the maximum current AC or DC whichever is larger and multiply it by 1 25 to get the maximum current rating per NEC 690 Maximum Minimum Size of Grounding Current Rating Electrode Conductor AWG Copper Aluminum Copper Clad 15 20 30 40 60 Table 3 3 Grounding Electrode Sizing Grid tied Residential Inverters Installation and Operation Manual Figure 3 6 is a schematic representation of the PV Powered single point grounding The front lid is grounded through the cover s mounting screws Power Distribution PCB 120 208 240 PV DC input System Block Diagram Figure 3 6 System Block Diagram Showing Single Point Ground Ground Fault Interruption Circuit GFI The purpose of the GFI circuit is to detect a ground fault current interrupt the flow of a fault current and provide an indication of the fault A ground fault is defined as unintended current flow to ground which presents a hazardous condition For the GFI circuit to function as designed the GEC must be connected only at the ground terminals detailed in Figure 3 8 Bonding the GEC to t
23. lity of the end user Secure the lid to prevent unauthorized access or damage to the inverter SAVE THESE INSTRUCTIONS This manual contains important instructions for the PV Powered Grid Tied Inverter that must be followed during installation of the PV Powered Grid Tied Inverter INSTRUCTIONS IMPORTANTES CONCERNANT LA SECURIT CONSERVER CES INSTRUCTIONS CETTE NOTICE CONTIENT DES INSTRUCTIONS IMPORTANTES CONCERNANT LA S CURIT CAUTION Allelectrical installations should be done in accordance with local electrical codes and the National Electrical Code NEC ANSI NFPA 70 Before connecting the inverter to the electrical utility grid your utility company must grant approval Only qualified electricians should make the connection gt E wo ne 39 o gt When exposed to light PV arrays form electrical energy that creates potentially hazardous condition To avoid this completely cover the surface of all PV arrays with opaque dark material before wiring them The inverter contains no user serviceable parts Refer maintenance to qualified service personnel PUPowered 1 3 FCC Compliance The PV Powered Grid Tied Inverters have been tested and found to pass FCC Class B radio interference standards with proper installation of the inverter This is not a guarantee that there will be no interference at every installation If you notice interference at your installation try the following potential solutio
24. ll the ground conductor for the PV equipment can result in exposed metallic surfaces becoming energized to the full potential of the PV array GFI Fuse External Access Port Drainage Port Figure 3 5 Communications AC and DC Ports M ae PUPowered Separation of Circuits The lower part of the inverter circuit board is divided into three sections 1 The left side is dedicated to the low voltage DC communications PVM1010 data moni toring module 2 The center is dedicated to the AC 3 Theright side is dedicated to the DC Each section has one to three knockouts UL 1741 requires a straight run of conductor with no loops or crossover to the other circuits sections and low voltage versus high voltage in each section see Figure 3 5 1 Left knockouts up to the divider are for low voltage communications only PVM1010 Data Monitoring Module 2 Center knockouts are for AC 3 Right knockouts are for DC Grounding A single point ground conductor connection is located in the lower right hand side of the inverter cabinet This is where the DC grounding electrode conductor GEC is terminated The AC eguipment grounding conductor EGC is terminated next to the Line 1 and Line 2 connections on the circuit board The grounding lug is attached to the cabinet with a 10 32 bolt The eguipment ground connector or grounding lug is provided utilizing the PV eguipment and AC ground conductor This
25. ng Electrode Sizing essere 10 Figure 3 6 System Block Diagram Showing Single Point Ground 11 Figure 3 7 Ground Fault Message essent ener 12 Figure 3 8 AC and PV Grounding esses reete enne 12 Figure 3 9 AC Wiring for the Line 1 Line 2 and Ground Conductors 13 Table 3 4 PV Open Circuit Voltages esssssssssssesseseee eene nnns 14 Figure 3 10 Positive and Negative GFI Jumpers eesssseeeeeeeeenennnnnes 15 Figure 3 11 Power Board Connections essere 16 Figure 4 1 Normal Startup Screens eese eene enne 19 Pig re 4 2 Running ep reete e e nade a EU cd 19 Figure 5 1 Faulted i eO Gee HR nd YF NND YND EA EAE ORE ERE Rd 21 Figure 5 2 Starting Up From a Faulted State sse 21 Figure 5 3 AC Voltage High DC Voltage Low Fault esee 22 Pigure 5 4 Power Low tette ette pente a a t eH er Le Eben eed ee teach 22 Table 5 1 Fault Codes iii iie erret pet e EE RUN HE ed 23 Table 1 PVP1100 through PVP2800 Specifications esee 24 Table A 1 continued PVP3000 through PVP5200 25 Table 2 Abnormal Specifications ccccccescessesseeescesseceseceaeceseseeeessecssecsaeenaeeneeenneeses 26 Figure B 1 Side and Front Views of PVP1100W PVP2000W
26. ns Move or re orient the affected device Increase the distance between the devices Connect the device to a different AC circuit CAUTION Read all safety warnings and instructions before installing or operating the inverter 2 1 Selecting a Location for the Inverter When choosing a location for the inverter consider the following criteria The inverter is suitable for both indoor and outdoor installation the inverter enclosure has a NEMA 3R rating The optimum location of the inverter is outside shielded from direct exposure to sun light i e not on the south facing side of the building heat sink temperature can exceed 158 F 70 C The inverter should be installed so that people can not touch the top of the unit The inverter is designed and tested to produce maximum continuous output power within the ambient temperature range of 15 F to 105 F 25 C to 40 C Location and Clearances The following clearances are recommended for proper placement of the inverter Aminimum of 36 inches between the bottom of the inverter box and the ground Aminimum of 12 inches above the heat sink Approximately one half inch of width clearance on the right and left sides of the in verter cabinet Visibility of the operating LEDs and display located at the top front of the inverter box should also be considered Refer to Figure 2 1 for these within the inverter s box If the inverter is install
27. o personnel and destruction of eguipment WARNING The Warning statement is used to inform the installer operator of a situation reguiring serious attention Failure to heed this warning may result in serious injury or death to personnel and destruction of eguipment CAUTION The Caution statement is used to inform the installer operator of a situation reguiring attention Failure to heed this Caution may result in injury to personnel and damage to eguipment For applicability of technical information with your specific product contact PV Powered Customer Service and Technical Support at support 9 pvpowered com Certifications UL 1741 IEEE 1547 FCC Class A amp B CEC Efficiency Testing Acronyms and Abbreviations AC Alternating Current ANSI American National Standards Institute AWG American Wire Gage CEC California Energy Commission CPU Controlled Processing Unit DC Direct Current EGC Equipment Grounding Conductor FCC Federal Communications Commission US GEC Grounding Electrode Conductor GFI Ground Fault Interrupt IEEE Institute of Electrical and Electronics Engineers LED Light Emitting Diode LOTO Lockout Tagout LP Low Power MPPT Maximum Power Point Tracking NEMA _ National Electrical Manufacturers Association NEC National Electric Code NFPA National Fire Protection Association Nm A unit of torque PLL Phase Lock Loop PPE Personal Protective Equipment PV Photovoltaic STC Standard Test Condition UL Underw
28. ot comfortable conducting this test DO NOT ATTEMPT IT See PV System Discon nect Installation and Operations Manual for AC and DC disconnect information If a ground fault condition is not present because it is now repaired or intermittent replace the fuse with a similar fuse rated at 600VDC and 1A 5 Make sure the grounded leg of the PV array is not broken in the PV System Disconnect Note The GFI is a latching circuit which prevents the inverter from operating until the fault is repaired and the inverter is reset The inverter will not operate even if the fault is repaired unless it is manually reset by turning the AC source circuit off and then on 5 2 Displayed Fault Codes The vacuum fluorescent display VFD provides the codes shown in Figures 5 1 and 5 2 when a fault has occurred Fault 1000 0400 D Watts 267 VAC AC Voltage High 1400 kWh 300 VDC Screen 1 Screen 2 Screen 3 Figure 5 1 Faulted 3500 Watt PV Inv Fault 1000 0400 Start in 269 sec AC Voltage High Screen 1 Screen 2 Ow 1400 kW hr Screen 1 Screen 2 Figure 5 2 Starting Up From a Faulted State Grid tied Residential Inverters Installation and Operation Manual NOTE In this case the fault refers to the last fault detected If the inverter is in a faulted state the red LED blinks and the VFD scrolls through the screens shown in the faulted example above The text of the fault describes the specific fault condition that the inverter e
29. play 21 drainage port 9 enclosure 3 energizing 16 fault codes 18 21 23 GFI access 9 locating 3 mounting 3 5 power distribution board 12 removing cover 6 schematics 27 specifications 24 25 starting 16 17 status information 17 troubleshooting 20 ventilation 3 voltage frequency limits 8 PUPowered J jumper 11 L LEDs 17 20 locating inverter 3 locking tab 1 M monitoring LEDs 17 20 mounting 5 6 inverter 3 screws 3 N NEMA 3 P port drainage 9 GFI access 9 power distribution board 12 PV Powered how to contact i S safety 1 conventions ii schematics 27 screens 19 21 specifications 25 abnormal 26 diagrams 28 30 starting inverter 17 stud in wall 5 system disconnect 12 T temperature 14 torque 15 of connections 13 V ventilation for inverter 3 VOC calculation 14 voltage checking 16 voltage drop 9 voltage frequency limits 8 voltage maximums 14 W warning information about ii warranty 31 wiring raceway 13 s PUPoOwereil PO Box 7348 Bend OR 97708 P 541 312 3832 www pvpowered com
30. r Distribution Board at the bottom of the inverter with the following terminals AC connection terminal e DC connection terminal External Ground Fault Interrupt fuse The inverter is connected to the electrical grid using three wires LINE 1 LINE 2 N and GROUND NOTE To avoid an increase in AC voltage level which may lead to nuisance faults PV Powered recommends sizing the conductor for a drop of less than 2 Grid tied Residential Inverters Installation and Operation Manual WARNING Ensure the main 240VAC or 208VAC for the PVP2800 and PVP4600 or 120VAC for PVP1100 breaker at the circuit breaker panel is switched OFF before connecting to the AC terminal block To wire the inverter disconnect unit to the main utility grid follow these steps while referring to Figure 3 9 1 Ensure the PV System Disconnect is in the OFF position 2 Runa conduit from the main breaker panel into the PV System Disconnect Insert a fit ting into one of the conduit holes of the PV System Disconnect and fasten securely with a locking nut 3 Feed the Line 1 Line 2 and Ground conductors through the conduit and into the wire raceway in the PV System Disconnect 4 Connect the Ground conductor to the terminal marked with the ground symbol e located on the left hand side of the AC circuit board inside the PV System Disconnect 5 Connect the Line 2 conductor to the terminal marked line L2 on the AC circuit board inside the PV System Disconnect
31. riters Laboratory VAC Voltage Alternating Current VDC Voltage Direct Current VFD Vacuum Fluorescent Display VOC Voltage Open Circuit VOC_TC Voltage Open Circuit Temperature Coefficient Grid tied Residential Inverters Installation and Operation Manual Table of Contents MYN 1 Safety Information and Conventions ii Acronyms and Abbreviations cccccsccesscesscesceessecscecseceseceseeseceeseecsaecseceaeeneeeeeeeeseeeaeeneens iii 1 Introduction anid Safety ee etre reete de tei 1 IM Loon DIOE 1 1 2 General Safety DG 1 1 3 FCC Compliance isis DE 2 3 2 1 Selecting a Location for the Inverter esesssssseseeeeeeeeneeee enne 3 2 2 Guidelines for Mounting the Inverter sse 3 nistallaio nee o 3 1 Mounting and Anchoring the Inverter essen 5 3 2 Electrical Connections cc cccecscssesesessecosscsnsesscdeessicenstecadenteassuessecsacesaadsanessdanaetes 7 OperaUon su ed GEO TU FU TP TEM 17 4 1 Startup Procedures ueber pre pe es e FU dry dduo 17 4 2 Inverter Front Panel Status Indicators essen 17 5 Troubleshooting entier eda ke SAF DRY geni AUS 20 5 1 LED SUID rc RR 20 5 2 Displayed Fault Codes ccccccccsccsssssscesseeseeseecseeceseeeeeseeeseaeess
32. ry to repair the product and return shipment to the customer via a PV Powered selected non expedited surface freight carrier within the United States and Canada What is Not Covered PV Powered does not warrant its products from any and all defects or damage caused by Normal wear and tear Shipping or transportation damages Improper installation Improper maintenance Excessive voltage or current conditions from the electrical grid or PV panels Exposure to unsuitable environmental conditions including but not limited to damage due to lightning strikes storm fire flood etc e Unauthorized or abnormal use repair modification or operation Negligence or accidents PUPowered Material or workmanship not provided by PV Powered or its authorized service centers This warranty also does not cover costs related to the removal installation or troubleshooting of your electrical systems Disclaimer and Limitation of Liability EXCEPT FOR THIS EXPRESS LIMITED WARRANTY PV POWERED EXPRESSLY EXCLUDES ALL WARRANTIES WITH RESPECT TO THE INVERTER AND DATA MONITORING MODULE EXPRESS AND IMPLIED INCLUDING BUT NOT LIMITED TO THE WARRANTY OF MERCHANTABILITY THE WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE AND ANY WARRANTIES THAT MAY HAVE ARISEN FROM COURSE OF DEALING OR USAGE OF TRADE TO THE MAXIMUM EXTENT PERMITTED BY LAW PV POWERED S AGGREGATE MONETARY LIABILITY TO THE CUSTOMER FOR ANY REAS
33. s to secure points A and B to the wall e Use an 1 8 screw and anchor if necessary to secure point C Figure 3 2 Large Mounting Bracket 3 Carefully hang the inverter on the upper part of the bracket The hooks located at the rear of the inverter should hang over the bracket 4 Verify the inverter is level 5 Remove the front lid of the inverter by unscrewing the four screws located around the front perimeter of the inverter 6 Locate the inverter mounting hole below the power board Refer to Figure 3 3 Insert the mounting screw through the inverter and tighten securely Figure 3 3 Inside Screw Below the Power Board Grid tied Residential Inverters Installation and Operation Manual GFI fuse external access port Figure 3 4 Inverter and PV System Disconnect with Mounting Bracket in Place NOTE Leave the inverter lid off to allow for completing the electrical connections described in the next section Electrical Connections 3 2 Electrical Connections CAUTION The National Electrical Code NEC requires that the inverter be connected to a dedicated circuit with no other outlets or devices connected to the same circuit See NEC Section 690 64 b 1 The NEC also places limitations on the size of the inverter and the manner in which it is connected to the utility grid See NEC Section 690 64 b 2 To reduce the risk of fire connect the inverter to the appropriate size breaker see Table 3 1 for req
34. ting of fuse The inverter uses Littelfuse KLKD1 1A 600VDC 1 The inverter s GFDI circuit reports a ground fault error if the 1 amp fuse is blown and the voltage potential between ground and the grounded terminal of the PV array is greater than 25 VDC or less than 25 VDC This voltage potential can only occur if the ground fault fuse in the inverter has opened 2 ground fault occurs when unintended current has a path to ground The most common source of a PV system ground faults are crossed wires a nicked PV module conductor touching a grounded surface or cables inside a conduit have metal exposed through the insulation 3 A less likely cause is limited to multiple inverter installations when the positive and negative array strings are crossed Crossed wires occur when a positive or negative E J fe Cc uw p m 4 o o 2 a P Powered conductor from array 1 is connected with wires in array 2 An example is if inverter A has the positive conductor from array 1 and the negative conductor from array 2 con nected 4 Ifthe fuse is blown or open then a ground fault condition exists Check the DC voltage between the grounded terminal of the array and earth ground The voltage should be less than 25 VDC with the GFI fuse removed If the voltage is greater than this check the array wiring as there may be a ground fault For the best results perform this test with the PV System Disconnect on and off If you are n
35. uired branch circuit protection Maximum branch circuit over current protection is calculated in accordance with the National Electrical Code NEC ANSI NFPA 70 P Powered Inverter Model Circuit Breaker Required PVP1100 1 pole 15A PVP2500 PVP2800 PVP3000 2 pole 20A PVP4600 PVP4800 PVP5200 2 pole 30A Table 3 1 Required Branch Circuit Protection Inverter Voltage and Frequency Limits The inverter is factory calibrated to the voltage and frequency limits specified in Table 3 2 This voltage range can be adjusted by PV Powered field technicians under special circumstances Condition Factory Adjustable Range Adjustable Range Maximum Trip Setting VAC Models 2000 VAC Models Time s 2500 2800 3000 3500 1100 4600 4800 5200 Voltage phase high 132 0 142 0 132 0 142 0 lt 1 second Voltage phase low 105 6 95 6 105 6 95 6 105 6 Voltage phase fast high 144 0 144 0 156 0 144 0 156 0 Voltage phase fast low 60 0 60 0 160ms Voltage high line to line 240V inverters Gawn 240V inverters eee 208V inverters 208V inverters Unefeqenylow ma ims Lnefeqenoyhig 608Hz ma f ems Table 3 2 Inverter Voltage Frequency Limits NOTE Do not proceed with making the inverter s electrical connections until it is properly mounted Grid tied Residential Inverters Installation and Operation Manual WARNING Ele
36. ure Negative GFI jumper 4 Positive GFI jumper has a black wire F Y has a red wire Negabreo Grounding Poste Grounding Figure 3 10 Positive and Negative GFI Jumpers 9 Install the GFI jumper with the white wire on the right into connector J3 on the power board inside the inverter Refer to Figure 3 11 PUPowered GFI Jumper PV Negative PV Positive Connection Points to GFI Fuse External Access Port W2 and W1 Figure 3 11 Power Board Connections 10 Confirm the PV System Disconnect is in the OFF position and remove the PV array covering material The PV Array should now be exposed to sunlight and the PV side of the system is now energized 11 With a voltmeter check the PV array positive conductor s in the PV System Discon nect Confirm that the voltage is positive when referring to the negative conductors The system voltage should matched the VOC of the string configuration 12 Secure the PV System Disconnect s lid 13 Turn ON the PV System Disconnect 14 Measure the DC voltage potential across the GFI fuse extension points W1 and W2 inside the inverter Verify it is less then 25 volts DC either positive or negative Refer to Figure 3 11 15 If the voltage is not less then 25 volts turn OFF the disconnect wait 10 minutes and repeat steps 11 and 12 If the voltage reading is not within the 25 volt limit check for a ground fault in your PV array If the problem persists contact PV Pow
37. ure Range 25 C to 40 C Environmental Rating NEMA 3R Listings UL 1741 IEEE 1547 IEEE 519 IEEE 929 IEEE 620 Table A 1 PVP1100 through PVP2800 Specifications v a m Z z x gt P Powered Specifications PVP3000 PVP3500 PVP4600 PVP4800 PVP5200 Maximum DC Input Voltage 500VDC VOC 170VDC 200VDC 205VDC 200VDC 240VDC DG Voltage Operating Range 450VDC 450VDC 450VDC 450VDC 170VDC 200VDC 205VDC 200VDC 240VDC 380VDC 380VDC 380VDC 380VDC 380VDC DC Imp Maximum Current A 18A 18A 25A 26A 25A DC Isc Maximum Current A 26A 26A 48A 211V 211V 183V 211V 211V AC Operating Range V 264V 264V 229V 264V 264V AC Frequency Range Hz 59 3Hz 60 5Hz AC Nominal Voltage V 240V 240V 208V 240V 240V Normal Output Frequency 60Hz Synchronization in Rush Current 2 0A 8 4A Power Factor 0 99 1 0 at gt 50 Power AC Maximum Continuous 13A 15A 23A 21A 23A Current A Continuous Output Power 3000 3500 4600 4800 5200 Watts P Supu 3000 3500 4600 4800 5200 Enclosure GEI DPM SR to urag Steel NEMA 3R to UL 50 Standards Standards Dimensions H x W x D 22 1 2 x 15 5 8 x 8 1 4 27 1 8 x 18 1 8 x 8 5 8 With PV System Disconnect H xW x D 30 3 8 x 15 5 8 x 8 1 4 35 x 18 1 8 x 8 5 8 Weight Ibs 80 Cooling Natural Convection Heat Sink Relative Humidity 0 to 100 Condensing Amb
38. xperienced If the inverter is no longer experiencing the condition that caused the fault e g the AC voltage climbs above 264V then drops below 264V the red LED stops blinking and the inverter starts the five minute count down timer During these five minutes the display also shows the last fault Multiple Faults If the inverter detects multiple faults at one time the inverter displays the text of the first fault detected For multiple faults the numerical values of the fault codes are added as shown in Figure 5 3 Fault 1000 0420 AC Voltage High Figure 5 3 AC Voltage High DC Voltage Low Fault Figure 5 3 displays the AC Voltage High fault 1000 0400 plus a DC Voltage Low fault 1000 0020 This might occur at night when the panel voltage is low due to darkness and the utility voltage was above the limits defined in Table 3 2 Fault 1200 0040 Power Low Figure 5 4 Power Low Fault Figure 5 4 shows a Power Low fault After the fault occurrence the inverter had a DC Voltage High fault In this case the display added the fault codes 0200 0000 plus 1000 0040 to become 1200 0040 If the faults have the same first digit such as 1000 XXXX the 1 remains the same and only the second block of four numbers add to the original fault code WARNING These servicing instructions are for qualified personnel only To reduce the risk of electric shock do not perform any servicing other than that specified in the operat
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