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M190 M210 Installation and Operation Manual

1. SS SSS SSS 0520141 UDINE 51 3108 Z gt PIEVI YILYJANI 1597 1 15 JYJ moe UWO 0 w AZE CBD min w TIAN mice 39 5 JV OL QAYOT 2 IHL SNYIW ONLLDINNOISIG SY NIIYUNS SI HINES HYI NI 1 15413 IHL 0082 xosddy IvA 5 2 ZiS ObZ PB O1ZW EL OLAN WN XLS OPZ ZL 06LIN 51 OLN 15 0 2 061 1 SL OL 0087 xoddy JVA ZLS OZ PB O1ZW EL OLAN WN XLS ObZ ZZ 061W 51 OLAN 15 0 2 2 0611 51041 0082 xouddy IvA EL OLAN YN XLS OZ ZZ 06LW 51 OLAN 15 0 7 2 0610 1 SL 0141 k 3M4 21 39 ove LOINNODYIINI 1 141 00007 10 Enphase Energy Inc 2013 rights reserved Page 25 ERGY enphase E N e 72 208 M190
2. Connect the AC cable of the replacement microinverter and the neighboring microinverters to complete the branch circuit connections Energize the branch circuit breaker and verify operation of the replacement microinverter by checking the indicator light Initiate a device scan at the Envoy To do this press and hold the Menu button on Envoy for two seconds to bring up the Envoy menu on the LCD window When the LCD window displays Enable Device Scan release the Menu button Use Enlighten s Array Builder function to add the newly detected microinverter to the virtual array NOTE Go to http enphase com support videos build a simple array in enlighten to view an Array Builder demo Enphase Energy Inc 2013 All rights reserved 141 00007 Rev 10d RG Y Technical Data Technical Considerations Be sure to verify the voltage and current specifications of your PV module match with those of the microinverter For more information refer to the Enphase website http www enphaseenergy com support for a list of electrically compatible PV modules and approved racking systems WARNING You must match the DC operating voltage range of the PV module with the allowable input voltage range of the Enphase Microinverter A WARNING The maximum open circuit voltage of the PV module must not exceed the specified maximum input voltage of the Enphase Microinverter The output voltage and current of
3. Installation and Operations Manual Enphase Microinverter Models M190 M210 a Contact Information Enphase Energy Inc 1420 N McDowell Boulevard Petaluma CA 94952 http www enphase com info enphaseenergy com FCC Compliance This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures e or relocate the receiving antenna e Increase the separation between the equipment and the receiver e Connect the equipment into an outlet on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help Changes or modifications not expressly approved by the party responsible for compliance may void the user s authority to o
4. All rights reserved 141 00007 Rev 10d 12 jajanan RGY Step 4 Ground the System Each Enphase Microinverter ground clip can accommodate a 6 8 AWG conductor b 8 Route continuous GEC through each of the microinverters to the NEC approved AC grounding electrode The racking and module can be grounded to this conductor using a crimp connection Torque the 10 32 grounding cleat screw to 2 N 20 to 25 in lbs Do not over torque NOTE The AC output neutral is not bonded to ground inside the microinverter Step 5 Complete the Map and Connect the PV Modules The Enphase Installation Map is a diagrammatic representation of the physical location of each microinverter in your PV installation You will create the virtual array in Enlighten from this map Use the blank map on page 24 to record microinverter placement for the system or provide your own layout if a larger or more intricate installation map is required Build the system map by peeling the serial number labels from the microinverters and placing the labels on the installation map To build the Installation Map a Each Enphase Microinverter has a removable serial number label located on the mounting plate Peel the removable serial number label from each Enphase Microinverter and affix it to the respective location on the Enphase installation map see map on page 24 Remember to keep a copy of the installation map for your records b
5. 59 8 57 0 0 16 300 G Rated f lt 57 0 0 16 Page 21 Enphase Energy Inc 2013 All rights reserved 141 00007 Rev 10d RG Y jajanan Appendix Page 22 Limited Warranty Enphase Energy Inc Enphase has developed a highly reliable microinverter that is designed to withstand normal operating conditions when used for its originally intended purpose in compliance with the Enphase User Manual supplied with the originally shipped system The Enphase limited warranty Limited Warranty covers defects in workmanship and materials of the Enphase microinverter Defective Product for a period of fifteen 15 years from the date of original purchase of such microinverter at point of sale to the originally installed end user location the Warranty Period During the Warranty Period the warranty is transferable to a different owner as long as the microinverter remains installed at the originally installed end user location During the Warranty Period Enphase will at its option repair or replace the Defective Product free of charge provided that Enphase through inspection establishes the existence of a defect that is covered by the Limited Warranty Enphase will at its option use new and or reconditioned parts in repairing or replacing the Defective Product Enphase reserves the right to use parts or products of original or improved design in the repair or replacement of Defective Product If
6. Draw a top down view of the array using the Array Map template Make sure to leave enough room to place the serial number stickers c When installing the microinverters remove the serial number labels located next to the DC input cables and place them in the correct order on your drawing of the system Remember to keep a copy of the installation map for your records Connect the PV Modules b NOTE Completely install all microinverters and all system inter wiring connections prior to installing the PV modules Mount the PV modules above their corresponding microinverters Each microinverter comes with two oppositely sexed DC connectors First connect the positive DC wire from the PV module to the negatively marked DC connector male pin of the microinverter Then connect the negative DC wire from the PV module to the positively marked DC connector female socket of the microinverter Repeat for all remaining PV modules using one microinverter for each module Enphase Energy Inc 2013 All rights reserved 141 00007 Rev 10d RG Y Step 6 Build the Virtual Array In this step you will create the virtual array in Enlighten from the map you created in the last step Once the virtual array is built Enlighten displays a graphic representation of the PV system It also shows detailed current and historical performance information Please go to www enphaseenergy com for more information on the Enphase Enlighten web ba
7. Enphase will not be responsible for any defect in or damage to any Enphase Microinverter 1 that has been misused neglected tampered with altered or otherwise damaged either internally or externally 2 that has been improperly installed operated handled or used including use under conditions for which the product was not designed use in an unsuitable environment or use in a manner contrary to the Enphase User Manual or applicable laws or regulations 3 that has been subjected to fire water generalized corrosion biological infestations acts of God or input voltage that creates operating conditions beyond the maximum or minimum limits listed in the Enphase Microinverter specifications including high input voltage from generators or lightning strikes 4 that has been subjected to incidental or consequential damage caused by defects of other components of the solar system or 5 if the original identification markings including trademark or serial number of such Microinverter have been defaced altered or removed The Limited Warranty does not cover costs related to the removal installation or troubleshooting of the customer s electrical systems The Limited Warranty does not extend beyond the original cost of the Enphase Microinverter THE LIMITED WARRANTY IS THE SOLE AND EXCLUSIVE WARRANTY GIVEN BY ENPHASE AND WHERE PERMITTED BY LAW IS MADE EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED STATUTORY OR OTHERWISE
8. iagram D iring 2 A 11 90 01 1 902 221 0609 IJAH IWA 902 WYONG ONIA OTB me Site ony SALON 35 omn saan iad GNYSGVOUS OL 319 2 LJNYJH13 802 15 800 8 017 81 OL dN WN XLS BOT ZL 06LW 12 OL XLS BOT ZL 061W IZ OLAN 40 1577 NO __ _ EION ANEO SORS ounce 10 HEHE CHOY T 31972 PEA OZE AVMALIYS AOANS 543 2 052 014 SHOLI3NNOD JV ONLLISNNODSIC O1 39 CINOHS GWOT ONLLANNODSIG SY JIFYLINS SI LINDU NI 1598 JHL 2 5 4 DATEL 01901 ENSU OVET ZT ET DEAGTZ 01 ESL 10127101 17 Buvaoyoy ayy UYWA PINOYS spapow saUaAUIOINNW GOT 241 101 saBeyou ay yuawdinbs uonessuab Aue Bunjezsu Jord 5 ainseaw ans INYLYOJWI TONYA BO
9. microinverter is in the field since many problems can be solved in the field If in field troubleshooting does not solve the problem Customer may request the RMA number which request must include the following information a Proof of purchase of the Defective Product in the form of 1 the dated purchase receipt from the original purchase of the product at point of sale to the end user or 2 the dated dealer invoice or purchase receipt showing original equipment manufacturer OEM status or 3 the dated invoice or purchase receipt showing the product exchanged under warranty Model number of the Defective Product Serial number of the Defective Product Detailed description of the defect Shipping address for return of the repaired or replacement product Enphase Energy Inc 2013 rights reserved 141 00007 Rev 10d enphase ENR ERG FT All Defective Product authorized for return must be returned the original shipping container or other packaging that is equally protective of the product The returned Defective Product must not have been disassembled or modified without the prior written authorization of Enphase Enphase Microinverters are designed to withstand normal operating conditions and typical wear and tear when used for their original intent and in compliance with the installation and operating instructions supplied with the original equipment The Limited Warranty does not apply to and
10. the PV module depends on the quantity size and temperature of the PV cells as well as the solar insolation on each cell The highest PV module output voltage occurs when the temperature of the cells is the lowest and the module is at open circuit not operating The maximum short circuit current rating of the module must be equal to or less than the maximum input DC short circuit current rating of the microinverter See the Enphase website http www enphaseenergy com support to view a list of compatible PV modules Technical Specifications MPPT voltage range M190 models V 22 40 M210 models V 31 50 Maximum DC input voltage M190 models V 56 M210 models V 62 DC Start Voltage M190 models V 28 54 M210 models V 38 62 Maximum DC input short circuit current M190 models A 12 M210 models A 12 Maximum DC input current M190 models A 10 M210 models A 10 Ground fault protection mA 1000 Maximum input source backfeed current to input A 0 source Maximum AC output Power 40 to 65 C M190 models W 190 M210 models W 210 Output power factor 0 95 0 99 1 Page 19 Enphase Energy Inc 2013 All rights reserved 141 00007 Rev 10d Dimensions approximate Nominal AC output voltage range M190 72 240 S1x Vrms 211 240 264 M190 72 208 S1x Vrms 183 208 229 M210 84 240 S1x Vrms 211 240 264 M210 84 208 S1x Vrms 183 208 229 Extende
11. the connector of the next microinverter and so forth to form a continuous AC branch circuit NOTE The AC and DC connectors of the microinverter have been evaluated and approved for use as the load break disconnect as required by the NEC WARNING Do NOT exceed the maximum number of microinverters in an AC branch circuit as displayed on the unit rating label Each microinverter AC branch circuit must be sourced from a dedicated branch circuit protected by a 15A maximum breaker Install a protective end cap on the open AC connector of the last microinverter in the AC branch circuit WARNING Install protective end caps on all unused AC connectors Unused AC microinverter wire harness connectors are live when the system is energized by the utility system WARNING Size the AC wire gauge to account for voltage drop All components of system wiring must be considered including internal voltage drop within the length of cabling Use the voltage drop charts at http www enphaseenergy com support to select the correct wire size based on the distance from the beginning of the microinverter branch circuit to the breaker in the load center NEC guidelines for voltage drop on feeder and branch circuit conductors will not be adequate for microinverter branch circuits that contain the maximum allowable microinverters Refer also to our Voltage Drop Calculations Application Note at http www enphaseenergy com support Enphase Energy Inc 2013
12. 1 to L2 211 to 264 VAC Li to L2 to L3 106 to 132 VAC L1 L2 L3 to neutral b Mount the Enphase Adapter Plate at a suitable location on the PV racking system typically at the end of a row of modules c Install an appropriate junction box with adapter plate WARNING Only use electrical system components approved for wet locations d Connect the open wire end of the Enphase AC interconnect cable into the junction box using an appropriate gland or strain relief fitting The AC interconnect cable requires a strain relief connector with an opening of 3 8 inches in diameter Step 2 Attach the Microinverters to the Racking a Mark the approximate centers of each PV module on the racking system b Evaluate the location of the microinverter with respect to the PV module junction box or any other obstructions and the bottom of the microinverter We also recommend that you allow 50 inches between the back of the PV module and the top of the inverter Do not mount the microinverter in a location that allows long term exposure to direct sunlight i WARNING Allow a minimum of 75 inches between the top of the roof c Mount one microinverter at each of these locations using hardware recommended by your module racking vendor Mounting slots on the microinverter are 0 33 inches in diameter Maximum bolt size is 5 16 inch The two slots on the microinverter are 4 inches apart d Torque the microinverter fasteners to the values lis
13. 7 Rev 10d 4 17 jajanan RG Y Post Startup LED Indications Flashing Green Indicates normal operation The microinverter is receiving messages from the Envoy and senses that the utility grid is within voltage frequency specifications Flashing Orange Indicates that the microinverter is not receiving messages from the Envoy but is otherwise operating normally The microinverter senses that the utility grid is within voltage frequency specifications Flashing Red Indicates that the microinverter is not operating normally The microinverter does not sense that the utility grid is within voltage frequency specifications The microinverter cannot produce power until this is resolved GFDI Fault Other A solid red status LED when DC power has been cycled indicates the microinverter has detected a ground fault GFDI error The LED will remain red and the fault will continue to be reported by the Envoy until the error has been cleared The condition should clear with operator intervention unless conditions causing the event have not been remedied or if the failure is permanent Follow the instructions in the Envoy Communications Gateway Installation and Operation Manual at http www enphase com support to clear this condition Or for assistance contact Enphase customer support at support enphase com Faults All other faults are reported to the Envoy Refer to the Envoy Installation and Operation Manual for a l
14. Enphase repairs or replaces a Defective Product the Limited Warranty continues on the repaired or replacement product for the remainder of the original Warranty Period or ninety 90 days from the date of Enphase s return shipment of the repaired or replacement product whichever is later The Limited Warranty covers both parts and labor necessary to repair the Defective Product but does not include labor costs related to un installing the Defective Product or re installing the repaired or replacement product The Limited Warranty also covers the costs of shipping repaired or replacement product from Enphase via a non expedited freight carrier selected by Enphase to locations within the United States including Alaska and Hawaii and Canada but not to other locations outside the United States or Canada The Limited Warranty does not cover and Enphase will not be responsible for shipping damage or damage caused by mishandling by the freight carrier and any such damage is the responsibility of the freight carrier To obtain repair or replacement service under this Limited Warranty the customer must comply with the following policy and procedure All Defective Product must be returned with a Return Merchandise Authorization Number RMA which customer must request from Enphase Before requesting the RMA however the customer should contact an Enphase technical support representative to evaluate and troubleshoot the problem while the Enphase
15. INCLUDING WITHOUT LIMITATION WARRANTIES OF TITLE QUALITY MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE OR NON INFRINGEMENT OR WARRANTIES AS TO THE ACCURACY SUFFICIENCY OR SUITABILITY OF ANY TECHNICAL OR OTHER INFORMATION PROVIDED IN MANUALS OR OTHER DOCUMENTATION IN NO EVENT WILL ENPHASE BE LIABLE FOR ANY SPECIAL DIRECT INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES LOSSES COSTS OR EXPENSES HOWEVER ARISING WHETHER IN CONTRACT OR TORT INCLUDING WITHOUT LIMITATION ANY ECONOMIC LOSSES OF ANY KIND ANY LOSS OR DAMAGE TO PROPERTY OR ANY PERSONAL INJURY To the extent any implied warranties are required under applicable law to apply to the Enphase microinverter such implied warranties shall be limited in duration to the Warranty Period to the extent permitted by applicable law 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 consequential damages so the above limitation s or exclusion s may not apply This Limited Warranty gives the customer specific legal rights and the customer may have other rights that may vary from state to state or province to province Page 23 Enphase Energy Inc 2013 All rights reserved 141 00007 Rev 10d 2 B 42 c c 39945 OL 0 NOSNI 0000 0 1 1 QUO MIS
16. JINDY Yad dWY 51 1 ANY JV HO OL N WLNAN 1 21 939 li 11 2 18 t LJJNNOJHJLNI 9 141 00007 Rev 10d Enphase Energy Inc 2013 All rights reserved Page 26 jajanan RG Y Enphase Energy Inc 1420 N McDowell Boulevard Petaluma CA 94952 http www enphase com info enphaseenergy com
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18. analysis performance information can be viewed from any web browser Page 5 Enphase Energy Inc 2013 All rights reserved 141 00007 Rev 10d jajanan RG How the Microinverter Works The Enphase Microinverter maximizes energy production from your photovoltaic PV array Each Enphase Microinverter is individually connected to one PV module in your array This unique configuration means that an individual Maximum Peak Power Point Tracker MPPT controls each PV module This insures that the maximum power available from each PV module is exported to the utility grid regardless of the performance of the other PV modules in the array That is although individual PV modules in the array may be affected by shading soiling orientation or module mismatch the Enphase Microinverter insures top performance for its associated PV module The result is maximum energy production from your PV system System Monitoring Indoors you can install the Envoy Communications Gateway by plugging it into any convenient 120Vac wall socket and providing an Ethernet connection to your broadband router or modem After installation of the Envoy the full network of Enphase Microinverters automatically begins reporting to the Enphase Enlighten web server The Enlighten software presents current and historical system performance trends and it informs you when the PV system is not performing as expected Optimal Reliability Microinverter systems are al
19. aware that installation of this equipment includes risk of electric shock Normally grounded conductors may be ungrounded and energized when a ground fault is indicated Parts Included In addition to the microinverters PV modules racking and associated hardware you ll need the microinverter installation kit This kit includes the following items e Protective end cap e Mounting Bracket adapter plate e AC interconnect cable 6 foot length Other Parts and Tools Required In addition to your PV array and its associated hardware you will need to provide the following e Junction box Continuous grounding conductor Number 2 Phillips screwdriver Sockets wrenches for mounting hardware Torque wrench Mounting hardware suitable for module racking Lightning Surge Suppression Enphase Microinverters have integral surge protection greater than most traditional inverters However if the surge has sufficient energy the protection built into the microinverter can be exceeded and the equipment can be damaged For this reason Enphase recommends that you protect your system with lightning and or surge suppression devices In addition to having some level of surge suppression it is important to have insurance that protects against lightning and electrical surges Install these devices per vendor instructions Citel DS72 RS 120 surge protector data sheet e Delta LA 302 lightning arrestor website e Leviton 51110 or 51110 001 whole ho
20. d AC output voltage range M190 72 240 S1x Vrms 206 240 269 M190 72 208 S1x Vrms 179 208 232 M210 84 240 S1x Vrms 206 240 269 M210 84 208 S1x Vrms 179 208 232 Maximum AC output current M190 72 240 S1x mA 800 900 M190 72 208 S1x mA 920 1040 M210 84 240 S1x mA 880 995 M210 84 208 S1x mA 1000 1147 Nominal AC output frequency range Hz 59 3 60 60 5 Extended AC output frequency range Hz 59 2 60 60 6 Maximum AC output over current protection A 15 Maximum AC output fault current amp duration A p ms 0 788Arms over 3 cycles 0 784Arms over 5 cycles 27 4Apeak 50us duration High AC Voltage trip limit accuracy 2 5 Low AC Voltage Trip limit accuracy 4 0 Frequency trip limit accuracy Hz 0 1 time em ms 33 Maximum inverters per AC branch circuit M190 72 240 S1x 1 15 M190 72 208 S1x 1 21 M210 84 240 S12 1 13 M210 84 208 S12 1 18 Peak inverter efficiency M190 models 95 5 M210 models 96 0 CEC weighted efficiency M190 models 95 0 M210 models 95 5 Nominal MPP tracking efficiency M190 models 99 6 M210 models 99 6 Total Harmonic Distortion 2 5 5 Operating temperature range C 40 65 Night Tare Loss M190 72 240 S1x mW 30 M190 72 208 S1x mW 30 M210 84 208 S12 mW 30 M210 84 240 S12 mW 30 Storage temperature range 40 65 8 x 5 1 4 x 1 1 4 Weight 4 4 Lbs Enclosure environmental rating NEMA 6 Cooling Convective no fan Page 20 Enphase Energy Inc 2013 All rights reserved 141 00007 R
21. ev 10d pajamas RGY AC Cable Rating TC ER 14 AWG Dry rated to 90 C UV resistant crush resistant direct burial DC Cable Rating USE 2 10 AWG Communication Power line GFDI A GFI sensor is internal to the microinverter and meets UL 1741 Standard warranty term 15 years Compliance UL 1741 IEEE 1547 FCC Part 15 Class B Integrated AC Disconnect The AC connector has been evaluated and approved for use as the load break disconnect required by the NEC Integrated DC Disconnect The DC connector has been evaluated and approved for use as the load break disconnect required by the NEC Balanced 208 VAC is accomplished by alternating phases between microinverters Enphase Microinverter output is grid compliant according to IEEE 1547 Enphase Microinverters are required to detect and sync to the utility sine wave For each connected phase line the microinverter measures line to neutral voltage and frequency to ensure the utility is within acceptable limits 106 to 132 VAC Simulated utility source Maximum time sec cycles at 60 Hz before Condition Voltage V Frequency Hz cessation of current to the simulated utility A lt 0 50 V Typical Rated 0 16 B 0 50 Vivpical lt lt 0 88 Rated 2 1 10 Vivpical lt V lt 1 20 Rated 1 D 1 20 lt V Rated 0 16 E Rated f gt 60 5 0 16 F Rated f lt
22. ist of additional faults and troubleshooting procedures Troubleshooting an Inoperable Microinverter To troubleshoot an inoperable microinverter follow the steps in the order shown 1 Check the connection to the utility grid Verify that the utility voltage and frequency are within allowable ranges shown in the Technical Data section on page 19 of this manual Verify utility power is present at the inverter in question by removing AC then DC power Never disconnect the DC wires while the microinverter is producing power Re connect the DC module connectors After one minute watch for six short LED blinks Check the AC branch circuit interconnection harness between all the microinverters Verify that each inverter is energized by the utility grid as described in the previous step Make sure that any AC disconnects are functioning properly and are closed Verify the PV module DC voltage is within the allowable range shown in the Technical Data section on page 19 of this manual Check the DC connections between the microinverter and the PV module If the problem persists please call customer support at Enphase Energy Enphase Energy Inc 2013 All rights reserved 141 00007 Rev 10d enphase E N ERGY a WARNING Do not attempt to repair the Enphase Microinverter it A contains no user serviceable parts If troubleshooting methods fail please return the microinverter to your distributor for maintenance Disconnecti
23. l CONSIderations 19 Technical Specifications IU UU EEE EEE 19 Enphase Microinverter Operating 19 Voltage and Frequency Limits for Utility Interaction 21 es ubeakacdd lt ouse 22 Limited Warranty oo UI I I IU I 22 Enphase Installation E REE Ente 24 Sample Wiring Diagram 190 72 240 cece cece cetera 25 Sample Wiring Diagram 190 72 208 eee eee nee nena eee 26 Page 3 Enphase Energy Inc 2013 All rights reserved 141 00007 Rev 10d 4 e ennhase RG Y Important Safety Information Read this First This manual contains important instructions to follow during installation and maintenance of the Enphase Microinverter User documentation is updated frequently Check the Enphase website http www enphaseenergy com support for the latest information To reduce the risk of electrical shock and to ensure the safe installation and operation of the Enphase Microinverter the following safety symbols appear throughout this document to indicate dangerous conditions and important safety instructions WARNING This indicates a situation where failure to follow inst
24. ng a Microinverter from the PV Module To ensure the microinverter is not disconnected from the PV modules under load adhere to the following disconnection steps in the order shown 1 2 3 4 Disconnect the AC by opening the branch circuit breaker Disconnect the first AC connector in the branch circuit Cover the module with an opaque cover Using a DC current probe verify there is no current flowing in the DC wires between the PV module and the microinverter Care should be taken when measuring DC currents most clamp on meters must be zeroed first and tend to drift with time Disconnect the PV module DC wire connectors from the microinverter Loosen the ground cleat screw to release the grounding electrode conductor Remove the microinverter from the PV array racking Installing a Replacement Microinverter 1 52 18 Attach the replacement microinverter to the PV module racking using hardware recommended by your module racking vendor If you are using grounding washers e g WEEB the old grounding washer should be discarded and a new grounding washer must be used Torque the microinverter fasteners to the values listed below e 1 4 mounting hardware 45 50 165 e 5 16 mounting hardware 80 85 in lbs To ground the microinverter chassis attach the grounding electrode conductor to the microinverter ground clamp Torque the 10 32 grounding cleat screw to 2 N 20 to 25 in Ibs Do not over torque
25. ntains no user serviceable parts If it fails please contact Enphase customer service to obtain an RMA number and start the replacement process WARNING Be aware that only qualified personnel should troubleshoot the PV array or the Enphase Microinverter WARNING Never disconnect the DC wire connectors under load Ensure that no current is flowing in the DC wires prior to disconnecting An opaque covering may be used to cover the module prior to disconnecting the module WARNING Always disconnect AC power before disconnecting the PV module wires from the Enphase Microinverter The AC connector of the first microinverter in a branch circuit is suitable as a disconnecting means once the AC branch circuit breaker in the load center has been opened WARNING The Enphase Microinverters are powered by DC power from the PV modules Make sure you disconnect the DC connections and reconnect DC power to watch for the six short LED blinks one minute after DC is applied Status LED Indications and Error Reporting Each Enphase microinverter has an LED that indicates status as follows LED Indicator Startup LED Operation One minute after DC power is first applied to the microinverter six short green blinks indicate a successful microinverter startup sequence Six short red blinks after DC power is first applied to the microinverter indicate a failure during microinverter startup Enphase Energy Inc 2013 All rights reserved 141 0000
26. nverters in the system to report to the Envoy will vary with the number of microinverters in the system The first units should be detected within 15 minutes but the entire system could take hours to detect Please refer to the Envoy Installation and Operation Manual for information on the Envoy Page 14 Enphase Energy Inc 2013 All rights reserved 141 00007 Rev 10d jajanan RG Operating Instructions The Enphase microinverter is powered on when sufficient DC voltage from the module is applied The status LED will flash green six times one minute after DC power is applied These green blinks indicate proper start up red after the fault occurs This will persist when AC and DC power are cycled to the microinverter Refer to page 17 for information on troubleshooting a GFDI condition NOTE In the event of a GFDI failure the status LED will display continuous You can also verify proper operation of the Enphase Microinverters via the Envoy See the Envoy Communications Gateway Installation and Operation Manual for more information Page 15 Enphase Energy Inc 2013 All rights reserved 141 00007 Rev 10d jajanan RG Y sF Troubleshooting Adhere to all the safety measures described throughout this manual Qualified personnel can use the following troubleshooting steps if the PV system does not operate correctly Page 16 2 gt gt WARNING Do not attempt to repair the Enphase Microinverter it co
27. odules The M210 microinverters are electrically compatible with most 72 and 84 cell PV modules For more information see the Technical Data section on page 19 of this manual Refer to the Enphase website http www enphaseenergy com support for a list of electrically compatible PV modules and approved PV module racking systems To ensure mechanical compatibility be sure to order the correct connector type for both microinverter and PV module from your distributor See the Enphase website http www enphaseenergy com support for a list of approved PV module racking systems The following table summarizes electrical compatibility M190 72 208 S12 60 and 72 cell 21 MC 4 Type 2 Locking or 208 VAC M190 72 208 S12 NA Amphenol H4 Locking Three Phase M190 72 208 S13 60 and 72 cell 21 Tyco Solarlok Locking 208 VAC M190 72 208 S13 NA Three Phase M190 72 240 S12 60 and 72 cell 15 MC 4 Type 2 Locking or 240 VAC M190 72 240 S12 NA Amphenol H4 Locking Single Phase M190 72 240 S13 60 and 72 cell 15 Tyco Solarlok Locking 240 VAC M190 72 240 S13 NA Single Phase M210 84 208 S12 72 and 84 cell 18 4 Type 2 Locking or 208 VAC Amphenol H4 Locking Three Phase Page 7 Enphase Energy Inc 2013 All rights reserved 141 00007 Rev 10d RG Y Enphase Microinverter Installation Follow all safety instructions listed on page 4 while installing the M190 and M210 Microinverters WARNING Be
28. perate the equipment Other Information Product information is subject to change without notice All trademarks are recognized as the property of their respective owners For Enphase Envoy Warranty Terms and Conditions see the Appendix on page 22 of this manual Copyright 2013 Enphase Energy All rights reserved Enphase Energy Inc 2013 All rights reserved 141 00007 Rev 10d Table of Contents Important Safety 4 Read this First 4 Safety INStructiONns 4 The 5 How the Microinverter WorkS 6 Systemi 6 Optimal Reliability 6 Enphase Microinverter Models M190 M210 7 Enphase Microinverter INStallation cicscsatcsdecsacdsentadeiasenveddeanianee wins 8 Parts 8 Other Parts Tools EEE EEE Ents 8 Lightning SUrGE SUPPIeSSION nec ___ _ _ 8 Installa
29. r approval from the utility company Do NOT disconnect the PV module from the Enphase Microinverter without first removing AC power Enphase Energy Inc 2013 All rights reserved 141 00007 Rev 10d enphase RG Y The Enphase Microinverter System The Enphase Microinverter System is the world s most technologically advanced inverter system for use in utility interactive applications This manual details the safe installation and operation of the Enphase Microinverter The three key elements of an Enphase Microinverter System are e Enphase Microinverter e the Enphase Envoy Communications Gateway e the Enphase Enlighten web based monitoring and analysis system This integrated system maximizes energy harvest increases system reliability and simplifies design installation and management Enphase Microinverters installed on the racking beneath each solar module maximize energy harvest AC power travels over AC wiring to the load center performance data is also sent via the AC wiring plug and play communications Envoy Communications Gateway plugs into any AC outlet collects information via the AC wiring transmits data through a standard broadband router to the Internet Standard Broadband Router information collected by the Enphase Envoy is then transmitted to Enlighten in 5 minute intervals Enphase Enlighten Monitoring provides monitoring and
30. ructions may be a safety hazard or cause equipment malfunction Use extreme caution and follow instructions carefully NOTE This indicates information particularly important for optimal system operation Follow instructions closely Safety Instructions WARNING Be aware that the body of the Enphase Microinverter is the heat sink Under normal operating conditions the temperature is 15 C above ambient but under extreme conditions the microinverter can reach a temperature of 80 C To reduce risk of burns use caution when working with the microinverters Perform all electrical installations in accordance with all local electrical codes and the National Electrical Code NEC ANSI NFPA 70 aware that only qualified personnel should install and or replace Enphase Microinverters Do not attempt to repair the Enphase Microinverter it contains no user serviceable parts If it fails please contact Enphase customer service to obtain RMA number and start the replacement process Tampering with or opening the Enphase Microinverter will void the warranty Before installing or using the Enphase Microinverter please read all instructions and cautionary markings in the technical description and on the Enphase Microinverter system and the PV array If the AC cable the microinverter is damaged or broken do not install the unit Connect the Enphase Microinverter to the electrical utility grid only after receiving prio
31. sed monitoring and analysis a Use Array Builder to create the virtual array in Enlighten NOTE Go to http enphase com support videos build a simple array in enlighten to view an Array Builder demo b If you do not already have an account please go to http www enphaseenergy com for more information on the Enphase Enlighten web based monitoring and analysis Page 13 Enphase Energy Inc 2013 All rights reserved 141 00007 Rev 10d Commissioning WARNING Connect the Enphase Microinverter to the electrical utility grid only after receiving prior approval from the utility company WARNING Be aware that only qualified personnel must connect the Enphase Microinverter to the electrical utility grid of the AC and DC wires are pinched or damaged Ensure that all junction boxes are properly closed NOTE The Status LED of each microinverter will blink green six times to indicate normal start up operation one minute after DC power is applied A WARNING Ensure that all AC and DC wiring is correct Ensure that none To commission the Enphase Microinverter PV system 1 Turn ON the AC disconnect or circuit breaker on each microinverter AC branch circuit 2 Turn ON the main utility grid AC circuit breaker Your system will start producing power after a five minute wait time 3 The Enphase Microinverters will start to send performance data over the power lines to the Envoy The time required for all the microi
32. so inherently more reliable than centralized or string inverters The distributed nature of a microinverter system ensures that there is no single point of system failure in the PV system Enphase Microinverters are designed to operate at full power at ambient temperatures as high as 65 C 150 F The microinverter housing is designed for outdoor installation and complies with the NEMA 6 environmental enclosure rating standard NEMA 6 rating definition Indoor or outdoor use primarily to provide a degree of protection against hose directed water and the entry of water during occasional temporary submersion at a limited depth and damage from external ice formation Ease of Design PV systems using Enphase Microinverters are very simple to design and install You will not need string calculations and you can install individual PV modules in any combination of module quantity type age and orientation You won t need to install cumbersome centralized or string inverters Each microinverter quickly mounts on the PV racking directly beneath each PV module Low voltage DC wires connect from the PV module directly to the co located microinverter eliminating the risk of personnel exposure to lethal 600Vdc power Page 6 Enphase Energy Inc 2013 All rights reserved 141 00007 Rev 10d jajaran RG Y Enphase Microinverter Models M190 and M210 The Enphase M190 microinverters are electrically compatible with most 60 and 72 cell PV m
33. ted below e 1 4 mounting hardware 45 50 in Ibs e 5 16 mounting hardware 80 85 in Ibs Enphase Energy Inc 2013 All rights reserved 141 00007 Rev 10d Step 3 enphase E RG Connect the Microinverter Wiring Harnesses Each microinverter comes with one 4 pin bulkhead receptacle or short pigtail and one 70 inch AC wire harness with multi pin connectors The DC input wires are approximately six inches long and are terminated with single pole connectors The AC connectors are oppositely sexed so that multiple inverters can be connected to form one continuous AC branch circuit When you perform this step refer to the wiring diagrams in the Appendix of this manual Orient the first microinverter in each branch with its male connector facing the junction box The junction box AC interconnect cable has a female connector The microinverter can be mounted with either side facing up to accommodate cable routing Connect the first microinverter to the AC interconnect cable All AC interconnect cables have four conductors Wire them as follows depending on your microinverter model Page 11 240 VOLT AC SPLIT PHASE WIRING BLACK L1 RED 12 ORANGE UNUSED BLUE NEUTRAL THREE PHASE WIRING 208 VOLT AC PIN 1 BLACK PIN 2 BLUE PIN 3 RED PIN 4 ORANGE BLACK L1 RED 12 ORANGE L3 BLUE NEUTRAL Plug the AC connector of the first microinverter into
34. tion E E 9 Step 1 Install the AC Branch Circuit Junction 10 Step 2 Attach the Microinverters to the 10 Step 3 Connect the Microinverter Wiring 11 Step 4 Ground the System UU UU EEE nts 12 Step 5 Complete the Map and Connect the PV Modules 12 Connect the PV MOdUIES cece cee EEE EERE EEE EEE EES 12 Step 6 Build the Virtual Array Enns 13 COMMISSIONING 14 Operating INStrUCliOns 15 THROU 16 Status LED Indications and Error Reporting 16 Startup LED Operation 16 Post Startup LED Indications 17 GFDL Faults 17 Other 17 Troubleshooting an Inoperable Microinverter 17 Disconnecting a Microinverter from the PV 18 Installing a Replacement 18 Technical 19 Technica
35. use surge protection panel website e Midnight solar surge protection device MNSPD 300 MNSPD 300FM with flush mount box website e Citel DS73 RS G surge protector data sheet e Delta LA 303 lightning arrestor website Page 8 Enphase Energy Inc 2013 All rights reserved 141 00007 Rev 10d RG Y Installation Procedure Installing the Enphase Microinverter System involves several key steps 1 Measuring service and Installing the AC branch circuit junction box Attaching the Enphase Microinverters to the racking Connecting the Enphase Microinverter wiring harnesses Grounding the system Completing the Enphase installation map and Connecting the PV modules Build the Virtual Array ts a Steps 1 through 6 are detailed in the following sections Steps 1 through 5 are shown in the installation diagram below WARNING DO NOT connect Enphase Microinverters to the utility grid or energize the AC circuit s until you have completed all of the installation procedures as described in the following sections TO CIRCUIT BREAKER Page 9 Enphase Energy Inc 2013 All rights reserved 141 00007 Rev 10d i L1 L2 to neutral RG Y Step 1 Install the AC Branch Circuit Junction Box a Measure service entrance conductors to confirm AC service at the site Acceptable ranges are shown in the table below 183 to 229 VAC 106 to 132 VAC L

M190 M210 Installation and Operation Manual

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