INSTALLATION AND SAFETY MANUAL
Contents
1. This PV system is equipped with the Tigo Energy Maximizer solution To de energize the DC wiring activate the PV Safe feature at rip the Tigo Energy Maximizer For use by service Management Unit prior to opening personnel only the AC breaker Tigo Energy AC breaker Figure 3 AC Disconnect Label contains the Tigo Energy PV Safe logo and states Figure 3 WARNING This PV system is equipped with the Tigo Energy Maximizer solution To de energize the DC wiring activate the PV Safe feature at the MMU prior to opening the AC breaker Place this label in a visible location on the front surface of the AC Disconnect typically found adjacent to the main circuit breaker panel Install the Maximizers and Verify System NOTE The Tigo Energy Module Maximizers are AN ictor configured in the on position and therefore may produce voltage as high as the PV module open circuit voltage Voc If there are two modules connected to a Maximizer MM 2ES then the voltage can be as high as twice the module s maximum power voltage Please read IMPORTANT SAFETY INSTRUCTIONS at the beginning of this manual before starting installation Confirm that the PV module open circuit voltage Voc rating does not exceed the Tigo Energy Module Maximizer s maximum input voltage specification Also confirm that the Vmp is within the range specified for the Module M2. the MMU will power up perform configuration checks download the latest system software if updates are available and download the configuration data www tigoenergy com 15 2 4 SENSOR INSTALLATION OPTIONAL If additional sensors are required for the project for measuring light NL intensity back panel temperature string current or voltage these accessories may be ordered with the Tigo Energy Maximizer System at the time of purchase The Tigo Energy sensor accessories are powered RS 485 devices and are connected through the same RS 485 cable that connects the Gateway Install pyranometer thermocouple s or current voltage sensors within the array as desired Place the Tigo Energy Sensor Box in close proximity to the sensor s within the array The Sensor Box is provided with a module frame mounting bracket if frame mounting is desired and appropriate The sensor boxes are connected in series identical to that of a multi gateway system see Multi Gateway Systems for information on how to connect sensor boxes to the RS 485 chain Be sure to install them before the final terminated Gateway in the circuit 2 5 PLACEMENT OF THE CAUTION LABELS Included with the system documentation are three labels which are essential to indicate that the PV system contains the Tigo Energy Maximizer system with the PV Safe feature and proper precautions are taken during the operation of the project P
3. additional strings B1 Bn C1 Cn etc until PV array is complete Note that when installing an MM 2ES the numbers will sequence in increments of two i e A1 A5 etc O A Note on Grounding The Tigo Energy Module Maximizer is enclosed in a polycarbonate non metallic box that does not require additional grounding 3 1 CONNECTING MAXIMIZERS TO MODULES The installer should use the same caution when handling electrical cables from a PV module with or without the Tigo Energy Module Maximizer attached For each module connected to a Maximizer plug the leads from the junction box into the input connectors short wires on the Maximizer If installing an MM 2ES connect the second pair of short wires on the Maxmimizer Note that the pairs are slightly different lengths to help avoid mis wiring If there are an odd number of modules on the string then an MM 2ES can be connected to just one PV module together the Input B pair of connectors and then connect the single PV module to the Input A pair of connectors that case be sure to first short connect Always assume Maximizer is in on state or may turn on when restarting You must complete this step before moving on 3 2 WIRING TO ADJACENT MAXIMIZERS Important You must connect Maximizers to their PV modules before connecting Maximizers to each other in series Failure to do this may damage the Maximizer On the first Module Ma
4. be useful without overloading them with data To modify these access rights provide more or less feature access click on the Show Advanced Options link The radio buttons that appear in the lower half of the screen allow 10 the installer to select which screens and features will be available to the system owner Update access provides full visibility with editing capabilities Browse access provides read only visibility None removes the entire tab or feature from view when logging on as the system owner Press the submit button to complete the addition or close the screen without saving by clicking the X at the bottom right of the pop up screen O NOTE only one account for a system owner may be created per license BI 1 3 VERIFY SYSTEM INFORMATION Once the configuration process is completed enter the new site and select the Admin tab to verify that all of the information is correct on the Setting and Site Details sub tabs Fig 6 Most of the information in these sections will have been auto populated during the System Configuration process Please verify that all of the information entered is correct and fill in any missing fields if found 1 4 ENTERING PHOTOS AND CHANGING THE APPEARANCE OF THE SUMMARY PAGE OPTIONAL While still in the Admin tab of the MaxiManager application select the Appearance tab Add pictures of the site by clicking the Add New Picture button A pop
5. create the communications link to the Tigo Energy Module Make sure that wiring Maximizers Install the Gateway onto the module frame in vu ome the top left corner by pushing the compression clips on the bracket onto the module metal frame and thightening the set screw at a torque rating of 15 20 in lbs to ensure bonding The face of the Gateway including the removable face and the label should be facing out of the module frame Confirm that the connectors are facing down To connect the RS 485 cable to the Gateway start by opening the cover of the Gateway Keep the cover in a clean safe place to prevent dirt from getting on the seal Termination resistor place termination resistor between A and B of last Gateway Insert the RS 485 cable through the left gland on the bottom of the Gateway Tighten the cable wires into the bulkhead connector using a small screwdriver Remove the connector from the circuit board for easier handling Fig 8 Termination Resistor Fig 8 www tigoenergy com 13 Make sure that the wire connected to each terminal in the Gateway matches the connections in the Management Unit If the system has multiple gateways use the second connection for the outbound cable to the second gateway Remove the termination resistor the small electrical component from the right four pin connector in order to wire the outbound RS 485 cable to the next Gateway Only the final Gateway in the series connection
6. the Management Unit and Gateway section 2 Install the Maximizers and verify system section 3 www tigoenergy com PLEASE READ THIS FIRST IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS gt gt gt gt gt pb A This manual contains important instructions for installation and maintenance of the Tigo Energy product models MM ESO50V300W MM ES075V350W MM ES110V300W MM ES1 70V300W MM 2bES050V300W MU ESW and related Tigo Energy software applications Risk of electric shock do not remove cover disassamble or repair No user serviceable parts inside Refer servicing to qualified service personnel See warranty in the appendix for instructions on how to obtain service Before installing or using the Tigo Energy Maximizer System please read all instructions and warning markings on the Tigo Energy products appropriate sections of your inverter manual photovoltaic PV module installation manual and other available safety guides Failure to adhere to these instructions may result in injury or death damage to the system and voiding the factory warranty To reduce risk of fire and shock hazard install this device with strict adherence to National Electric Code NEC ANSI NFPA 70 and or local electrical codes When the photovoltaic array is exposed to light it supplies a DC voltage to the Tigo Energy Module Maximizer The Module Maximizer starts in the on state and its output
7. ARNING N Troubleshooting the PV array or the Tigo Energy Module Maximizers should be completed only by qualified personnel Disconnect maximizer from all solar panel connectors before servicing Do not disconnect PV connectors under load Troubleshooting the Gateway connection Gateway MMU Cat 5 Cable Color s Terminal Label RS485 Blue White Stripes Orange White Stripes Green White Stripes Brown White Stripes WARNING The Module Maximizers contain no user serviceable parts Do not attempt to open the enclosure Tampering with or opening the Module Maximizer will void the factory warranty See warranty for instructions on obtaining service Download the most recent version of this Installation Manual from https datacenter tigoenergy com main installations php The Tigo Energy Gateway has an LED light at the bottom of the unit which shows the status of the Gateway This is useful for troubleshooting problems with the system communications See the table below for the meaning of each light pattern Color pattern Gateway Status Not powered from MMU Powered but not communicating No color Solid blue Blue and yellow blinking Powered and communicating with Maximizers www tigoenergy com 25 DISCOVERY PROCESS ERROR MESSAGES If error messages are displayed during the discovery process see the table below for descriptions of the problem Error message Description Corrective action Eri X Y
8. MMU has only found X Gateways was Check Gateway cable connections call Tigo expecting to find Y Energy Support if problems persist Err 3 XXXX Failed Gateway communication during Check Gateway cable connections call Tigo Err 4 XXXX discovery cannot find Gateway XXXX Energy Support if problems persist Err 6 GW_XXXX err Err 7 GW_XXXX err Err 6 GW_XXXX err Err 10 GW err Err 11 MM pos Err 12 GW XXXX err Err 13 GW XXXX err Err 5 Chnl err Could not find free channel for Gateway Contact Tigo Energy Support TROUBLESHOOTING THE NETWORK CONNECTION TO THE TIGO ENERGY MAXIMIZER MANAGEMENT UNIT To verify the integrity of the MMU network connection start by lifting the protective cover on the MMU and press the MENU button then press ENTER Use the down arrow to select 3 Network then press ENTER Scroll to 3 2 Test then press ENTER While the test is running the screen will display a variety of messages to indicate the status of the network test Error checking MMU could not connect to the Tigo Energy server and is diagnosing cause of problem Cable unplugged No physical cable detected Check cable connection and re initiate network test Check proxy svr MMU is configured to access the web via HTTPS Verify proxy settings on MMU Verify proxy and server is not cooperating proxy server allows access to https
9. Tigo energy INSTALLATION AND SAFETY MANUAL For Tigo Energy Module Maximizer MM ES and MM 2ES Manual version 2 2 Dated 02 20 2012 Applies to the following All Tigo Energy Module Maximizers series MM ES Tigo Energy Maximizer Management Unit MMU Tigo Energy Gateway GTWY B5 TABLE OF CONTENTS Dae INSU CHONG ERE E S 4 Identifying Parts of the Module Maximizer 6 Configure the System Before Going to the 7 Install the Management Unit and Gateway s essscessscessssennunennnnsenos 12 Install the Maximizers and Verify System scesessssssscssscsscnsncancoss 1 greens EET EEEE E 25 Waraniy MOnato 29 Technical SPECI GA ON Sis sss 32 This is manual version 2 2 Dated 02 20 2012 Please check https datacenter tigoenergy com main installations php to make sure you have the most up to date version PRODUCT SYMBOLS Failure to follow instructions may result in serious hardware failure injury or death Use extreme caution when performing this task C Low Voltage Directive 2006 95 EEC UL 1741 Safety Standards for Distributed Generation er UL 1741 Easy three step installation Configure the system before going to the site section 1 Install
10. a Maximum power Maximum input DC voltage Voc Vmp range Output voltage range Maximum continuous current Imp Maximum input current Isc Reverse current mode Mechanical Specifications Dimensions LxWxH Weight Connector Cable Environmental Specifications Operating temperature range Cooling Environmental rating Protection Degree Overvoltage Category UV Anti flammability rating Regulatory Compliance North America European Union 32 MM ES50 MM ES75 MM ES110 5170 MM 2ES per input 300W 350W 300W 300W 300W 52V 75V 110V 170V 52V 16 48V 30 65V 30 89V 30 140V 16 48V 9 5A 6 5A 2 6A 9 5A 10A 75 5 3A 10A 15A 15A 15A 15A 15A 120x104x25 mm MM ES 680g MM 2ES 800 g MC4 Tyco Note when using Tyco connectors positive lead mates with male connector keyed positive or neutral Negative lead mates with female connector keyed positive or negative PV Wire type 12 AWG 4mm2 30 to 70 C Natural Convection NEMA 3R IP65 OVP Ill UV F1 UL 94 5VA FCC part 15 EN 61000s UL 1741 Tigo Energy Maximizer Management Unit Electrical Specifications Single MMU controls up to 360 modules Single MMU connects with up to 7 Gateways Single Gateway communicates with up to 120 modules Communication MMU to Data Center Ethernet WiFi or Cellular modem optional accessories Mechanical Specifications Dime
11. ad SUBNET MASK AND AGAIN 000 000 000 000 Use the four keys as before to move and change the number values The next entry field will read DEFAULT GATEWAY AND AGAIN 000 000 000 000 Use the four keys as before to move and change the number values The next entry field will read PREFERRED DNS SERVER AND AGAIN 000 000 000 000 Use the four keys as before to move and change the number values The next entry field will read ALTERNATE DNS SERVER AND AGAIN 000 000 000 000 Use the four keys as before to move and change the number values The final field will read SAVE SETTING and Y ENTER N MENU Press ENTER to complete the entry of a new static IP address for the MMU www tigoenergy com 27 TROUBLESHOOTING MAXIMIZER ID If there is an error with the Maximizer IDs these can be edited directly through the software interface From My Installations click on the project you would like to edit Then select the Admin tab and the Site Details sub tab Scroll to the bottom of this page to find a button labeled Edit Configuration From the edit section hit Next twice You will now find yourself on the Maximizer ID page where you can edit the incorrect IDs When you are done click Save to save your changes TROUBLESHOOTING MODULES WHICH ARE NOT SEEN BY THE TIGO ENERGY MAXIMIZER MANAGEMENT UNIT If the Tigo Energy Maximana
12. all of the Maximizers in the system This is best done with a handheld barcode scanner Keep in mind that if a Dual Maximizer MM 2ES is scanned it will populate two slots in the string to represent the two modules that will be connected to it After entering a Maximizer s ID make sure to label the unit with the specific designation it was just assigned using a permanent marker i e A1 A2 B1 B2 etc Fig 4 After saving a new page will appear Click My Installations to access the newly configured site Once on the My Installations page select the site by clicking on the site name Fig 5 www tigoenergy com 7 Tigo Quastionnatrec MAp 2 ef mun HE o k Fig 1 4 Mum mir Men CR CAEN rr eo Oman TIO Bese deas Para Ceca Ch BECA Fig 2 Ti Co Manual Configuration Syston Eart Wore Tice he inwarter 1 2000 J Pet j E maj pp Eo me ey 8 kami Fumio LI E kuni aum LU T T iE zc Dm tamem Urge d edam cd ge mmus SN unge eee dim eee dd ee Se ee d S Fig 4 Tigo m os 7 i aa E a cr a que ZOETE CO lh Faya TE _ per Td ee ee ee PE Fig 5 The modules will be gray at this time until ea
13. aximizer Confirm the PV module s maximum short circuit current isc is within the rated current limit for the Module Maximizer MM ES and MM 2ES Note During series connection of PV modules in reverse bias the last Maximizer of the string may carry the highest absolute backfeed short circuit current Refer to the Tigo Energy module configuration tool at www tigoenergy com our_products for help Tigo Energy Module Maximizers are to be installed with the connectors facing downward and should be installed underneath the module out of direct sunlight or rain The Module Maximizers are to be mounted a minimum of three 3 feet above the ground Failure to adhere to the installation instructions will result in voiding the warranty Install the Maximizer on the module frame in the top right corner by pushing the compression clips on the Maximizer bracket included onto the metal frame structure The compression clips feature small barbs at the ends of the clips which provide tension and bond the bracket to the module frame When installing on a frame less module or when the frame corner is inaccessible mount the Module Maximizer directly to the rack structure Holes are provided in the bracket to enable attachment to the mounting structure Be sure to follow the guidelines in the previous paragraph Continue installing the Module Maximizers in sequential order i e A1 A2 A3 etc until the first string is complete Repeat for
14. ch Maximizer is connected to its corresponding PV module and the Management Unit establishes communication to 1 the internet and 2 the Maximizers via the Wireless Gateway See Step 3 1 www tigoenergy com 1 2 SETTING UP THE SYSTEM OWNER PASSWORD AND PERMISSIONS Log on to https datacenter tigoenergy com main installations php Enter the installer s login information and select the corresponding installation site name Select the Admin tab from the MaxiManager feature menu Select the Users tab on the lower menu bar Click the Add New User button on the bottom left of the window A new pop up screen will appear amm WEBS Eee EE Esu Warehouse Tigo N E m Login Name Parmer etym Lim arme Email User Type System Owner iE L Fu hb m KOKAI L In the space provided enter the Login Name and Password re enter the password in the second box which will be used as the system owner s log in credentials Record this information inside the front cover of the System Owner s Manual Enter the system owner s first name last name and e mail address in the space provided Select the user profile e g System Owner from the User Type drop down menu This will configure the new user s access rights to the default values as recommended by Tigo Energy Default settings provide the system owner access to the screens that will
15. ction This is a sequence of steps where the operator will be asked a series of yes no questions and also asked to enter data if necessary Indicating Yes when asked Automatic IP will use DHCP the easiest and best configuration for most connections Configures the use of a proxy server for HTTP requests when transferring data to the Tigo Energy data center Not recommended unless necessary to get through a corporate firewall Sets the management unit to a temporary static IP address of 192 168 0 15 Rarely useful except for testing during network troubleshooting Resets the IP address of the MMU If Automatic IP is chosen uses DHCP to request another IP address This should be done after making any changes to the premise router configuration or any changes to the Ethernet connection INSTALLING CAT 5 CABLE BETWEEN THE MMU AND GATEWAY lf four conductor twisted pair cable is not available then the MMU Gateway connection can be wired with Cat 5 Ethernet wire The data feed leads A and B on the MMU and Gateway terminal blocks must be connected to the same twisted pair See the table for instructions on connecting the cable TROUBLESHOOTING lA WARNING Servicing Instructions Warning These servicing instructions are for use by qualified personnel only To reduce the risk of electric shock do not perform any servicing other than that specified in the operating instructions A W
16. ctive Product in the form of 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 Model number of the Defective Product Serial number of the Defective Product Detailed description of the defect The returned Defective Product must not have been disassembled or modified without the prior written authorization of Tigo Energy Ti gO Declaration of Conformity Tigo Energy Inc 420 Blossom Hill Road Los Gatos CA 95032 Declares that under our sole responsibility the product Product Solar Module Maximizer Product Model Type MM ES50 and MM2 ES Conforms to the following Product Specifications EMC EN55022 EN61000 6 2 and EN61000 6 4 The product herewith complies with the requirements of the EMC Directive 2004 108 EC Date and Place of issue October 2010 Los Gatos CA USA Ron Hadar Danny Eizips President Director of Engineering Los Gatos California Los Gatos California Tigo Energy Inc 420 Blossom Hill Road Los Gatos CA 95032 1 408 402 0802 1 408 358 6279 www tigoenergy com www tigoenergy com 31 TECHNICAL SPECIFICATIONS Tigo Energy Module Maximizer MM ES50 MM ES75 MM ES 110 MM ES170 MM 2ES Electrical Specifications For electrical specifications refer directly to label found on the Tigo Energy Module Maximizer Input Dat
17. datacenter tigoenergy com Re initiate network test No default GW Missing default gateway Either DHCP server is not Verify physical connection at router replying or static configuration entry is not present Verify configuration of router allows MMU to access network Re initiate network test 26 Cannot ping GW Default gateway did not respond to ping May not be a Verify physical connection of cabling problem depending on router configuration at router and re initiate network test Cannot ping DNS Global public DNS server 8 8 8 8 is not responding Check internet connection and re Indicates possible inability to connect to internet May initiate network test not be a problem depending on router configuration Cannot ping Tigo Cannot exchange ICMP packets with Tigo Data Contact Tigo Energy s Customer Center May not be a problem depending on router configuration TO CHECK THE LOCAL NETWORK FOR ISSUES 1 Check with the network administrator to make sure the network provides the IP address automatically to computers that connect to it The MMU is configured to obtain an IP address from the network automatically through a DHCP server If the network requires a static IP address see section below Support team at 1 888 609 8446 or support tigoenergy com Bring this information and locate the Tigo Energy Maximizer Management Unit Depress the latch to open the clear protective cover on t
18. e 12 digit code from the Management Unit and all of the Mac IDs from the Maximizers available before starting the system configuration process Maximizer codes can be found on the outside of the box this is not recommended if box has been opened All identification codes are located under the barcode of the unit and can be entered manually or with a barcode scanner Enter the Site Name Installation ID which can be any number or can be left blank and will be auto assigned by Tigo and 12 digit MMU identification code in the blank fields on this page Press Next to save and continue Fig 1 Fill out all sections with blank fields e Installer Information e Project Site Information e System Information e Press Finish to save all information A new page will appear stating that the form was finished and saved Click on Go to My Installations Page to configure the new site On the My Installations page scroll to pending sites and press the Configure button next to the new site This will begin the 3 part System Configuration process for the new site Fig 2 All fields in this section should be auto populated with information from the New Site form If this is a multi gateway system ensure that the field marked Number of Gateways displays the correct number of Gateways that are in the system Once all information has been verified press Next to save and continue Fig 3 Enter ID codes for
19. elivery by the module vendor s data sheet provided that such loss in power is determined by Tigo Energy at its sole and absolute discretion to be due to defects in material or workmanship Tigo Energy will repair or replace the defective Tigo Energy Module Maximizer s During the Warranty Period Tigo Energy will at its option repair or replace the defective product free of charge provided that Tigo Energy through inspection establishes the existence of a defect that is covered by the Limited Warranty Tigo Energy will at its option use new and or reconditioned parts in repairing or replacing the Defective Product Tigo Energy reserves the right to use parts or products of original or improved design in the repair or replacement of Defective Product If Tigo Energy 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 Tigo Energy 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 uninstalling 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 Tigo Energy via a non expedited freight carrier selected by Tigo Energy The Li
20. em Before Going to the Site a 1 1 SYSTEM CONFIGURATION To ensure full functionality of the software installation tools ex the Status Page the installer must complete this step prior to installing any of the Tigo Maximizer System hardware For a first time installation create a user name SS and password by going to www tigoenergy com and selecting login in the upper right hand corner From the next page click on the link that says New Installer Sign up A new page will appear where a new Tigo Energy Account can be created Enter all asterisk fields with the appropriate information 1 1 1 CREATE A NEW USER NAME Fill in all the fields and press Submit to confirm An e mail will be sent to the e mail address that was entered on the previous page Login to e mail account provided select the e mail from Tigo Energy and click on the link provided in the e mail to activate the Tigo Energy account The link will return to the Tigo Energy login page use the new user name and password to enter the site O NOTE The user name and password will become the Installation Company s master login information that will be used for setting up and configuring all future sites Upon entering the My Installations page press the New Installation button to create a new site A 2 step form will request all necessary information about the site Fig 1 1 1 2 ENTER THE SYSTEM CONFIGURATION Have th
21. f all the configured panels in the PV array with voltages marked next to each panel Pressing ENTER will refresh the screen and provide the most current voltage readings for all of the panels Make a note of any string that has reverse polarity and or any string that may not have full Voc voltage at this time to address after the testing the PV Safe function next 22 e 3 5 2 TEST PV SAFE FUNCTION Depress the latch to open the clear protective cover on the MMU and press the button labeled Tigo Energy PV Safe on the Tigo Energy Maximizer Management Unit When the PV Safe button is activated the MMU will display PV SAFE PRESSED and Requesting to indicate the command has been sent to the Maximizers As the Maximizers are responding the MMU display will indicate how many have successfully disconnected e g Resp 15 48 Once the system successfully receives acknowledgement from all of the Module Maximizers in the array the MMU will display RESPONDING Should the MMU not receive proper response from one or more of the Module Maximizers or communication has been lost the display will read NOT RESPONDING If this message is present the owner or installer must assume that the system is still active and voltage is present as in a standard PV array Refer to the Troubleshooting section for instructions on verifying the system communication is operating properly Please ensure safe
22. ger Software the Summary view shows the module as powered off when it is expected to be active 1 Check that the physical connections between the PV module and the Module Maximizer are complete and secure 2 Refresh the web browser configuration and check to see if the panel has refreshed 3 Ifthe problem persists determine if the Module Maximizer is out of communication range of the MMU This can be determined by the performance of other Module Maximizers in close proximity 4 If the signal strength is too low install or reposition the Gateway 5 Once complete refresh the browser to check if the module is now visible and active Call the Tigo Energy installation support line if problems persist USA 1 888 609 TIGO 8446 Europe 800 CALL TIGO 2255 8446 28 CONFORMANCE CERTIFICATION SAFETY The Tigo Energy Module Maximizer and Maximizer Management Unit comply with the appropriate sections of the following International Standards to maintain the CE conformity mark EN60950 1 2006 Information Technology Equipment Safety Part1 General Requirements e EN60529 Degrees of Protection Provided by the Enclosure IP65 Compliance Statement 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 n
23. gth For quick identification during troubleshooting the weakest panels are sorted to appear first in the list 3 Configure Same as Signal but displays DC voltage of each panel Same as Signal but displays how many watts of power each panel is producing 4 Set Proxy Clock read out Time is automatically set from the Internet connection each time the MMU is rebooted If the Internet connection has yet to be established time display will likely be inaccurate 5 Set Default Shows the ID of each management unit a 12 letter code This will also be the MAC address of the Ethernet port useful for network troubleshooting 6 Renew Initiates Communication with all Maximizers and powers them on Connects power to all solar panels Use this to turn the system back on after having earlier hit the PV Safe button to turn the system off Immediately attempts to make another communication to transfer data to the Tigo Energy data center without having to wait the usual 10 minute period between communications Useful for real time debugging Reboots the Maximizer Management Unit DESCRIPTION Shows the IP address of the Maximizer Management Unit on the premise network Very useful to determine connectivity Validates the connection to the Tigo Energy data center without transferring data Displays Success if the Internet connection is functional Configures the MMU s wired Internet conne
24. he MMU and press the MENU button then press ENTER Scroll to 3 Network then press ENTER Scroll to 3 3 CONFIGURE then press ENTER The display will read ARE YOU SURE AND 2 Check if the network cable is functional If the cable Y ENTER N MENU To proceed press ENTER is working and the MMU is connected to an active The display will read AUTOMATIC IP AND network switch through the cable the LED should Y ENTER N MENU blink at the switch port connection To proceed press MENU Then the display will read IP ADDRESS AND 000 000 000 000 Notice the 3 Check the network connection with a laptop cursor is under the left most zero Use the scroll up computer Verify the network connection to the MMU by disconnecting the network cable from the MMU and connecting it to a laptop If the laptop can access the web but the MMU cannot contact the Tigo Energy support hotline SETTING UPA STATIC IP ADDRESS 1 Contact the network administrator and obtain the following information Static IP address assigned to the MMU CUAL MJ _ MJ Preferred DNS server Alternate DNS server and down keys to change the value of the number Use the ENTER key to move right and the MENU key to move left When the cursor is on the right most digit you can move to the next input screen by pressing ENTER The next entry field will re
25. he Maximizers have been connected to their Found X Gateways out of Y total Gateways modules return to the Management Unit and initiate Gateways OK Correct number of Gateways found and all the Discovery and Power On command which will Gateways are functional also power on the Maximizers if they not powered on 2 Control then 2 1 Discover Pwr Assign X Y Assigning Maximizer X out of Y total ee Maximizers The discovery process will initiate Communication between the MMU and Maximizers and verify the Maximizer IDs against the list of Maximizer IDs in the configuration file for the system Once the discovery process has been run the Maximizers will power on At this point the system can produce power and the voltage from each Maximizer can be as high as the maximum power voltage of its PV module Step X Y P Each step corresponds to the discovery process of a Gateway Y total Gateways with the percent complete indicated of each step The percent completed will reset each time a new Maximizer is discovered The discovery process will take approximately 15 minutes for Found X Y Found X Maximizers out of Y total still each Gateway processing Discovery process is finished X Maximizers were found and assigned out of Y Maximizer in configuration The MMU screen will display the status of the system during discovery 18 If any error codes come up during the discovery process
26. ifting the protective cover on the MMU and selecting the MENU button Select 1 STATUS and then 1 1 PANELS Finally select 1 1 1 SIGNAL This part of the MMU menu will display all of the configured panels in a list with signal strength marked next to each panel Use the up and down arrows to scroll through the list Pressing ENTER will allow you to take a new reading of the PV array s signal strength NOTE For troubleshooting purposes the weakest panels are sorted to appear first in the list l You must successfully complete this step before moving on to the rest of the installation process mnm Marilla Firefox STOME com mann 2 WS 15 35 56 3 www tigoenergy com 19 20 CONNECTOR LAYOUT MM ES CONNECTOR LAYOUT MM 2ES 21 www tigoenergy com 3 5 Test String Polarity Tigo Energy PVSafe Function and Power 3 5 1 STRING VOLTAGE POLARITY CHECK As with any installation of a PV system the installer needs to verify polarity and voltage of each string before connecting them in parallel with one another This is still the case with a Tigo Energy system The MMU display can help confirm voltage readings for each of the panels in each string Lift protective cover on the MMU and select MENU Select 1 STATUS then select 1 1 PANELS Scroll down and select 1 1 2 VOLTAGE The display will show a list o
27. mited Warranty does not cover and Tigo Energy 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 LIMITATIONS AND CONDITIONS Tigo Energy Module Maximizers 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 Tigo Energy will not be responsible for any defect in or damage to any Tigo Energy Module Maximizer 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 Tigo Energy 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 Module Maximizer 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 PV system or 5 if
28. n with all Maximizers in the array Proceed to the next step when all Maximizers are communicating with the MMU e 3 5 4 POWER PRODUCTION CHECK The MMU display can be used to verify power production for each panel in the PV array Lift protective cover on the MMU and select MENU Select 1 STATUS and then 1 1 PANELS Scroll down to select 1 1 3 POWER The display will show a list of all the configured panels in the PV array with wattage values marked next to each panel Pressing ENTER will refresh the screen and display the most current power output readings for all of the panels in the array Since PV Safe has been activated you must now activate the panels First Lift the protective cover on the MMU and select the MENU Scroll down to select 2 CONTROL Scroll down to select 2 1 PANELS ON Press ENTER again to confirm www tigoenergy com 23 APPENDIX TIGO ENERGY MAXIMIZER MANAGEMENT UNIT MENU COMMAND 1 Status 1 Panels 1 Signal 2 Voltage 2 Date Time 3 Unit ID 2 Control 24 1 Discovery 2 Panels ON 3 Push Data 4 Restart DESCRIPTION COMMAND 3 Network Real time status of each of the connected panels in the system 1 Display IP All configured solar panels are shown in a list with signal strength displayed for each User can press Up Down arrows to scroll through the list and Enter to take a new reading of signal stren
29. nsions LxWxH Weight Environmental Specifications Operating Temperature Range Storage Temperature Range Pollution Degree Wet Location Relative Humidity Range Climatic Conditions Regulatory Compliance North America Canada European Union 802 11b a g WEP and WPA security 245 x 150 x 80 mm 1177 gm 0 to 70 C 40 to 70 C Min PD3 No 5 to 95 Noncondensing Class 4K4H per EN 50187 EN 60950 ICES 003 CLASS B Class B EN 61000 www tigoenergy com 33 Holder Product Identification Tested acc to CERTIFICATE 9 of Conformity TUVRhelnland EC Council Directive 2004 108 EC Electromagnetic Compatibility Registration No AE 72112663 0001 Report 31160046 001 428 Bios Hill Rd Los Gatos CA 95032 EBSD D4COSBIOQOODOAATLA Model Deaignation Serial Number 550011 61000 61000 E1000 1000 61000D 61000 FCC Part DO TAJ Z l555esAl1AZ 2006eAL 1 2007 2 7005 2007 t2007 15 Bubpart H 29010 fart GOEREE es om dom de de de Rid bd This certificate af conformity is based on an evaluntion of a sample of the above mentioned product Technical Report and documentation are at tha Licence Holder s disposal This ka to certify that the tasted sample la in conformity with oll provisions of Annex of Council Diractiva 2004 108 EC This certificate does not imply assessmant of the production of the p
30. or to performing service Always assume Maximizer is in on state or may turn on when restarting TIGO ENERGY SUPPORT LINES USA 1 888 609 TIGO 8446 Europe 800 CALL TIGO 2255 8446 skype support tigoenergy B BRING TO THE SITE Ethernet equipment cable or other options to connect MMU to local router A laptop PC smart phone or internet connected device to track completion of each step in the on site installation procedures Installation company master user ID password information if already established Installation schematic drawing Phillips 1 slotted screwdrivers and needle nose pliers MC4 connectors 1 male 1 female per string Permanent marker or label maker Spool of RS 485 cable wire stripper cripping tool and others LI LI LI LI LI LI LI LI www tigoenergy com a IDENTIFYING PARTS OF THE TIGO ENERGY MAXIMIZER SYSTEM Tigo Energy Module Maximizer MM ES or MM 2ES 9009099900009909000009099000000900000000990000000000009000000090000000090000000090090000009000000090090900000909009000090009000090900000009009009090090090000090090000090000000000900090090000000900090900000000000090000000900900000090099000000090000000000000000900000090909000099 Tigo Energy Maximizer Management Unit MMU 1 lu i m i A Gateway 09009090000009900909000000099000009000009090000900000909900000099000900000009000000900009090000009000000099 Configure the Syst
31. ot 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 Reorient or relocate the receiving antenna e Increase the separation between the equipment and the receiver 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 This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation Changes or modifications not expressly approved by the party responsible for compliance may void the user s authority to operate the equipment LIMITED WARRANTY WORKMANSHIP AND MATERIALS Tigo Energy warrants all Equipment to be free from defects in material or workmanship under normal use and service for a period of ten 10 years from the date of installation at customer site Furthermore if within twenty 20 years from date of delivery to the Customer any Tigo Energy Module Maximizer exhibits a power output less than 80 of the Minimum Peak Power as specified at the date of d
32. ound cable from one Gateway to the next Repeat this process until the final Gateway is installed Keep in mind that only the final Gateway in the series connection should have a termination resistor Make sure that wiring matches Outbound connection to the terminal in the MMU next Gateway B 2 3 POWER ON THE MMU IF A SENSOR BOX HAS BEEN ORDERED WITH THE SYSTEM DO NOT PROCEED BEFORE READING SECTION 2 4 Plug the MMU power cord into an AC outlet and ensure the MMU has access to the internet Connect the MMU to the site s main AC power circuit do not use a separate or dedicated power supply DO NOT INITIATE DISCOVERY AND POWER ON UNTIL ALL MAXIMIZERS HAVE BEEN INSTALLED Diagram A System layout showing Gateway mounted in center of arrays Sub Array 1 Yu Position the Gateway at the center of the module cluster and attach to the upper left hand corner of a PV module frame Sub Array 4 Terminated Gateway NOTE To verify if a connection has been made to the network the installer can perform a network test directly from the MMU see networking troubleshooting in appendix If a laptop is available select the Status page to see when the MMU was last updated If the Last Updated section appears in red then the MMU has NOT established connection to a viable network Sub Array 2 Sub Array 3 Va A Once the MMU establishes connection to a network
33. re of at least 18AWG See Tigo Energy s website for a list of tested cable options Access the MMU communications ports by pressing the latch at the bottom edge of the clear cover of the MMU and opening the enclosure Remove the lower cover panel which has the Tigo Energy logo by unfastening the two screws in the bottom corners with a Phillips head screwdriver To install the RS 485 cable completely remove the nut from the cable gland Feed the cable through the nut and the cable gland into the MMU housing Attach the four wires to the cable connector terminal which can be removed from the circuit board for easier handling Re engage the connector into the RS 485 port on the right side Take special care NOT to insert this in the Auxiliary RS 485 port Note the wire colors used on the MMU connection so you can connect the other end of the wire to the Gateway with the same color configuration Replace the nut on the cable gland and hand tighten If four conductor twisted pair cable is not available then outdoor rated Cat 5 Ethernet cable can be used instead See Appendix B for instructions on installing Cat 5 cable Replace the lower cover panel and securely fasten the two screws in the bottom corners with a Phillips head screwdriver Close and latch the protective cover in the MMU Power Adaptor Ethernet Gateway Jack Cable m 2 2 GATEWAY INSTALLATION A Gateway is provided with the system kit to
34. re the AC and DC disconnect switches are in the OFF position for the inverter Mount the Maximizer Management Unit MMU in a location that has access to an AC power source a stable network connection and proper cable connection to the Gateway The MMU should be mounted between 3 and 5 feet above the ground Mounting tabs are provided for installing on unistrut or directly to a wall surface The power cord for the MMU is provided with the system kit and is connected to the terminal within the Maximizer Management Unit enclosure For safety compliance outdoor installations also require weatherproof housing be used to enclose the AC power adapter 12 The Tigo Energy Maximizer Management Unit includes an external weather proof Ethernet port on the bottom surface Connect an Ethernet cable not provided to a live port and then to the MMU For outdoor installations install a weatherproof cap provided as an option to the Ethernet port by threading the Ethernet cable through the cap plugging in the Ethernet cable screwing on the cap to the port and hand tightening O NOTE If the array is going to be placed on a multi roof surface or contains more than 120 modules total then this system requires more than one Gateway Please contact your distributor for information on ordering additional Gateways The MMU is connected to the Gateway using an RS 485 cable The cable should be a four conductor twisted pair outdoor rated wi
35. ress Tigo Energy PV Safe button on the Management Unit before energizing this DC disconnect Once turned ON reactivate the Tigo Energy PV SAFE modules from the Management For use by service personnel only Unit console Tigo Energy MEL DC disconnect Figure 1 DC disconnect and fuse combiner box labels contains the Tigo Energy PV Safe logo and states Figure 1 WARNING Press Tigo Energy PV Safe button on the Management Unit before energizing this DC disconnect Once turned ON reactivate the modules from the Management Unit console 16 Place these labels in a visible location on the front surface of the DC disconnect unit typically found next to or integrated into the inverter and on the front surface of the fuse combiner box typically found adjacent to the array in multi string projects Press Tigo Energy PV Safe button lf Tigo Energy on the Management Unit before APV SAFE J energizing this DC breaker or fuse Once turned ON reactivate the Tigo Energy PV SAFE modules from the Management For use by service personnel only Unit console v DC breaker Figure 2 DC disconnect and fuse combiner box labels contains the Tigo Energy PV Safe logo and states Figure 2 WARNING Press Tigo Energy PV Safe button on the Management Unit before energizing this DC breaker or fuse Once turned ON reactivate the modules from the Management Unit console
36. roduct and doas not permit tha usa of T V Aheinland mark ol conformity The holder of tha certificate i authorized to use this certificate In connection with the EC declaration of conformity acoording to the a m Directive Cree Bark Bruce Fagley T V Rheinland LGA Products GmbH Tillystra amp e 2 90431 N rnberg The CE marking may only be used if all rolovant and affectien EC Directives aro compline with CE oo wmm mi nnn TE ee NN GU SU 34 NOTES www tigoenergy com 36 Tigo energy Contact Us 1 888 609 TIGO 8446 customer support line toll free in US 1 888 681 TIGO 8446 customer support fax toll free in US www tigoenergy com English MM ES 02 20 12 V TUV G MM 2ES R8 P N 002 00006 00 800 CALL TIGO 2255 8446 support tigoenergy com customer support line in Europe Skype support tigoenergy 1 408 358 6279 420 Blossom Hill Road fax outside the USA Los Gatos CA 95032 30 55 en Printed on recycled paper 4 GREEN BUSINESS Copyright 2012 Tigo Energy Inc All Rights Reserved Tigo Energy Tigo Energy Maximizer PV Safe MaxiManager Module Maximizer Maximizer Management Unit and Tigo Energy logos are registered trademarks of Tigo Energy Inc
37. see the list of discovery error codes in Appendix C When finished the MMU screen will indicate that all Maximizers have been successfully discovered and assigned e g Done 36 36 If an internet connection Is available on site a go to the Status Page once all Maximizers lt are connected to the panels to ensure they are all connected properly registering voltage and receiving a sufficient RSSI If installing a multi string system you must initiate Discovery and Power On before connecting strings in parallel 3 4 VERIFY GATEWAY SIGNAL Locate the MMU display to aid in placement of the Gateway If the Gateway is placed in a location that is not ideal for stable communication with the Tigo Energy Maximizers two messages will appear on the MMU display The first will say Panel Not Comm and will provide a count of how many Maximizers out of the total in the array are not communicating with the Gateway e g Panel Not Comm 3 14 The second will say Panel Signal Low and will provide a count of how many Maximizers out of the total that are already communicating with the Gateway that have weak signal strength and thus are unable to communicate effectively with the Gateway By paying close attention to these warning messages the installer can locate the most ideal place for the Gateway to be able to communicate effectively with all of the Maximizers in the array Proactively validate the signal strength by l
38. should have a termination resistor When finished replace the cover of the Gateway Hand tighten screws only 2 2 1 GATEWAY LOCATION The ideal location for the Gateway is underneath one of the central panels in the array so that the distance from any corner panel to the Gateway is the same The Gateway comes pre mounted on a bracket which can be attached to a module frame with the included clips When attaching to a module place in the upper left hand corner with antenna pointing downward Exact location can be optimized in Section 3 4 NOTE The Gateway should NOT be located where it may encounter direct exposure to sunlight or rain fall or be placed where the unit could be sitting in pooled water for long periods of time Position the Gateway at the center of the module cluster and attach to the upper left hand corner of a PV module frame 14 2 2 2 MULTIPLE GATEWAYS In larger those over 120 modules or multi surface PV projects more than on Gateway will be required to support proper communications between the Maximizers and the MMU To plan the number of Gateways required for the design partition the system into clustered blocks up to 120 modules or separate sub arrays The Module Maximizers in any block should not be more than 50 feet from the Gateway Place a Gateway in the physical center of each block or sub array and connect the Gateways in series using the second four pin connector as the outb
39. the original identification markings including trademark or serial number of such Module Maximizer 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 Maximizer In order for the warranty to be valid and prompt service obtained customers must have Tigo Energy monitoringenabled and paid for through the time of the service request See RMA process for easy return policies next page www tigoenergy com 29 LIMITED WARRANTY CLAIMS To obtain repair or replacement service under this Limited Warranty the customer must comply with the following policies and procedures 30 Customers must have Tigo Energy monitoring enabled so that Tigo Energy Authorized Representatives can view the Module Maximizers on the array over the Internet If the product is deemed to be defective by the Tigo Energy representative a replacement Module Maximizer will be shipped to the customer site with an RMA number and appropriate box for the customer to return the defective Module Maximizer Customer must provide correct shipping address All Defective Product must be returned with a Return Merchandise Authorization Number RMA provided by Tigo Energy In order to complete the RMA process customer must provide the following information Proof of purchase of the Defe
40. ty precautions are always observed to avoid contact with solar wiring regardless of the state of PV Safe Tigo Energy cannot guarantee that modules are fully deactivated The Maximizers may still be energized The Tigo Energy PV Safe feature is not a mechanical disconnect Please note that in the case that the PV Safe feature is triggered automatically by disconnecting the AC breaker or from a prolonged grid outage the Maximizers will immediate shut off for safety However the following morning after the Maximizers reset they will power on and there will be voltage present on the lines even if the inverter and MMU are inactive NOTE This step should be performed at the installation and annually thereafter to ensure that the PV Safe function is in good working order These same steps can be used when activating the feature for system maintenance or emergency services 3 5 3 CORRECT ANY IDENTIFIED ISSUE At this time if any strings have reverse polarity proceed with corrective rewiring of the strings and go back and redo this step to verify that the issue has been corrected If the voltage is not as high as expected this may be an indication that one or more of the Maximizers in the string is not working properly This can also be verified from the Summary tab on the MaxiManager web interface Grey panels indicate no communication If this is the case go back to Step 3 4 1 to relocate the Gateway for better communicatio
41. up screen will appear Press Choose File to select a photo file from your computer directory Press Add a New Picture button once the file has been selected to confirm the addition or click the X in the lower right corner of the pop up to exit without posting a photo Repeat for additional photos Fig 6 Tigo dA noo Energy Sacramento Sariman e L Job iD 4 Bystim ID J www tigoenergy com To change the appearance of the Summary tab press the Edit System Map button A pop up screen will appear with the Edit Tool which enables the installer to modify the appearance and placement of modules when they are on the Summary Page Fig 7 Modify the layout of the array by clicking and dragging modules with the cursor To snap the modules to a grid click the grid button in the upper left Lines and labels can be added to the system map under the tools category Clicking on anything in the picture will pull up the properties menu In this menu modules can be moved and arranged in landscape orientation A picture can be uploaded to the background of the site if the system owner chooses This can be done under the background menu Once all changes and additions have been made click on the Save button to confirm To view the changes that were made select the Summary tab Install the Management Unit and Gateway 2 1 MANAGEMENT UNIT INSTALLATION Ensu
42. voltage may be as high as the PV module open circuit voltage Voc when connected to the module The installer should use the same caution when handling electrical cables from a PV module with or without the Tigo Energy Module Maximizer attached Installation must be performed by trained professionals only Tigo Energy does not assume liability for loss or damage resulting from improper handling installation or misuse of products Remove all metallic jewelry prior to installing the Tigo Energy Module Maximizer to reduce the risk of contacting live circuitry Do not attempt to install in inclement weather Do not operate the Tigo Energy Module Maximizer if it has been physically damaged Check existing cables and connectors ensuring they are in good condition and appropriate in rating Do not operate the Tigo Energy Module Maximizers with damaged or substandard wiring or connectors Tigo Energy Module Maximizer should be mounted 3 ft minimum above ground Do not connect or disconnect under load Turning off the Inverter and or the Tigo Energy products may not reduce this risk Internal capacitors within the inverter can remain charged for several minutes after disconnecting all power sources Verify capacitors have discharged by measuring voltage across inverter terminals prior to disconnecting wiring if service is required Service Personnel Check the voltage of the array after activating the Tigo Energy PV Safe function on the MMU pri
43. ximizer of the first string locate the positive lead has a red sleeve next to the connector Connect the red output lead from the Module Maximizer to the extension cabling which connects to the string combiner or directly to the inverter www tigoenergy com 17 FOR MM ES Locate the negative lead has a blue sleeve Connect the blue output of the second Module Maximizer Connect the blue output of the first Module Maximizer to the red output lead of the third Module Maximizer to the red output wire of the second Module Maximizer Continue these steps for all Module Maximizers An Connect the blue output of the second Module Maximizer extension cable not included may be necessary if two to the red output lead of the third Module Maximizer modules are not physically adjacent to one another Connect the blue output wire of the last Module FOR MM 2ES Locate the negative lead on the left most Maximizer to the extension cabling which connects to the side of a properly installed Module Maximizer has a blue string combiner or directly to the inverter Fig 9 sleeve Connect the blue output of the first Module Maximizer dual package to the red output wire of the adjacent MM 2ES Mounting Configuration for MM 2ES Module Maximizer Mounting Configuration for MM ES Module Maximizer MES 0 1 Fig 9 3 3 INITIATE DISCOVERY AND POWER ON Find Gateways Searching for Gateways Once all of t
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