Installation manual Femtogrid Inverter 2400 v1.0
Contents
1. femtogrid www femtogrid com Inverter Installation Manual Femtogrid Solar System the sunny side of shade Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter Content ts JExplanation Of Ine SVMbDOlS USEC reroror E EE ETEO ETEEN ETENE 3 2s MUOU ON eaea AEAEE AN 4 GSN E E E A wer ee rece re tree Cemeer ete 4 Target orou COC UME assanir e a a indore toidaeanatied 4 Introduction to the Femtogrid Solar System sssessscesesescesescseceseeceosececosoeececeseeceoeececoseeee 4 Sx SEVIS UCONN ren anrr E EE ET EE RA 6 Installing the Femtogrid Solar System ssssesessecesescoscesceeceseecsecesesceoesesosorsceceseeoeoeeeecoeesee 6 High voltages inside the Power Optimizer and the inverter sssssesesescescseecesesceseseecesesceeeo 6 Femtoerid DC DUS safety WalMNOS er oiorire et NEEE EEEE 6 COMMECTION ARCA eanan a a a aa aa a a 6 4 Schematic Femtogrid Solar System ssssssssescesseesocescesseesocescesoeesceescesceesoee 7 5s SHOrt installation SEQUENCE accciicscdddeicsstdcteresedihesaiawecss a eaa a Eaa a 8 6 Mechanical installation of the inverter sssessesessesessesossesossesoesesoeseseeeos 10 CHECK DANES sevecr vedien EEE E E E EEVEE AETERNE 10 Check TOF damage Or Me DIOCuC Ss ecucswacecwtdadsockeswecccutoataesheswascsetoadaashcewescseseadseseceweate 10 CHOOSING TNE MOUNLING LOCATION sarasin e E ET E E E E E E 10 DIMENSIONS ocenita e e tudes E a E E N E 11 Mounting the inverter onto the2. solar inwerter Trade name Femtognd inverter 2200 Type Model Solar inverter 22001501 Ratings Input 390 400 Vide amp 7 A max 0 2550 W Output 230 Vac S0Hz 10 5 A 2400 W max by Betronic Solutions BW Pedro de Medinalaan 11 1085 XK Amsterdam ML Requirements NEN EN 5038 2008 Requirements for the connection of microgeneraters im parallel with public low voltage distibution networks Interface protection only examined for the following country specie requirements Belgaum Germany meuding requrements defined mn VDEO126 2006 02 Spain Including requirements defined in RD1803 2000402 France Kingdom including requirements defined im G83 1 2003 9 granted on account of an examination by KEMA the results of which are laid down in a confidential file no 74100385 ETD 11 0828 d d 29 04 2011 The examination has been camied out on one single specimen of the product submitted by the manufacturer The Attestation does not indude an assessment of the manufacturer s production Conformity of his with the specimen tested by KEMA is not the responsibility of KEMA KEMA Amhem date 20 04 2011 y Mir Dr Erik de Jong Publieien of the Arauan i a Paban fh hel ar i pad amii ee en fn Whee wry a h Gone Sf he bee eee eed api bi Pa akad haa eee oe Pic Eee ey Sheet eer i fie feet oe Gp rea bet KEMA Quality B W Uirechiseweg 310 6972 AR Amhem PO Bor 5105 6602 ED Amhem 1 eiemel TAH JA F 2 a a cusiomenkema co
3. the inverter The installation must be protected by a circuit breaker of 16 A To ensure good wireless communication for the web monitoring portal it is important to place the inverter in range of the wireless network of the Power Optimizers For example in the loft right under the roof If this is not possible there are two ways to enlarge the range of the wireless network First mount the Monitoring Box on a strategic place between the Power Optimizers and the inverter If this doesn t work additional repeaters are necessary to enlarge the range of the wireless network For more information on the monitoring system see the manual of the Monitoring Box The inverter and Power Optimizers do not need the wireless network to convert the energy properly Rev 2 0 Januari 2012 10 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter Dimensions 197 mm 325 mm A 647 mm Mounting the inverter onto the wall Choose a place that allows the inverter to conduct its heat A range of 50 cm above the inverter must be clear of obstacles min 500 mm E ooo0o 0o0 min min 50 mm 50 mm YQ ye min 300 mm V Make sure the inverter hangs vertically Do not place the inverter horizontally Rev 2 0 Januari 2012 11 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter Mounting instructions Screws and plugs are not included Each wall needs different scr
4. 4 15 16 17 18 View the mounting construction and decide where to place the Power Optimizers on the back of the module Do not mount the Power Optimizer behind a mounting beam Clean the back of the module where the Power Optimizer will be attached Use alcohol or naphtha and a soft cloth Remove the red covers of the double sided adhesive tape and attach the Power Optimizer to the back of the module Lead the Femtogrid DC cable through the fingers of the Power Optimizer Connect the MC4 connectors Repeat step 2 till 7 for all modules Lead the longer custom length Femtogrid DC cable inverter cable into the house but do not connect this cable to the inverter Connect the longest Femtogrid DC cable to the Power Optimizer of the first solar module that will be mounted This module is mounted most nearby the inverter Connect the Femtogrid DC cable that is attached on the module on the remaining connector of the Power Optimizer Pull on the remaining cable end of the Femtogrid DC cable that is fitted in the fingers of the Power Optimizer untill you have the right length to connect it to the Power Optimizer of the next module and fix the module Place the next module and connect the Femtogrid cable of the previous module on the Power Optimizer Repeat steps 10 and 11 till the last module Place an end cab on the Power Optimizer of the last module that will be mounted Mount the inverter inside on a suitable place a
5. DC power Recommended PV power range Nominal DC operating voltage Minimum input voltage for rated output Maximum DC current MPP tracker Isolated transformer Mains Output AC Maximum AC power tamb 25 C Nominal AC power Nominal output voltage range country specific Maximum output current continuous Maximum efficiency Efficiency European related Euro ETA Power factor Frequency country specific Standard Compliance EMC Immunity EMC Emission Grid connection standards CE RoHS WEEE REACH Safety class Protection rating Temperature protection General Dimensions WxLxH Ambient temperature Weight DC connections Output connections Area of application Rev 2 0 Januari 2012 Installation manual Femtogrid Inverter Single Phase inverter 22001SO1 2550 2400 360 400 380 6 7 PV Power Optimizer Galvanic separated 2400 2200 184 265 10 5 96 94 6 1 45 55 EN61000 4 2 3 4 5 6 11 EN55022 EN60601 1 2 EN55022 EN61000 3 3 NEN EN 50438 VDE0126 1 1 yes yes Class IP31 gt 80 325x645x203 0 40 38 Femtogrid Wieland Wieland Indoor Dimension Wp Vdc Vdc Adc Vac Aac Hz mm kg Type Type 25 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter 12 Certificates ATTESTATION OF CONFORMITY No 74100365 ETD 11 0829 Issued to Betronic Solutions B V Pedro de Medinalaan 11 1085 XK Amster For the product Femtognd
6. Inverter Femtogrid inverter Version 1 0 6 Button function Back None Up Display previous value Down Display next value Enter Open menu Main menu 24 hour graph Software version Button function Back Go to previous menu home screen Up Select the menu item above Down Select the menu item below Enter Select menu item 19 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter Push message When the inverter has an important message to show to the user it will use a push message In this screen the user is alerted of current events To exit the push message press the Enter or back button In case of an ongoing blocking event the user will not be able to exit the push message Button function Back Exit push message Up None Down None Enter Exit push message Time amp date set screen When the time amp date set function is Set time date selected in the settings menu the user will be shown a time amp date set screen 31 12 2011 13 45 59 AN At the bottom of the screen an indicator arrow is displayed indicating the current a C editable number To raise the value of the number press the up button to lower the value of the number press the down button To go to the next number press the enter button When the last number is already Button function selected the new time amp date will be saved Back Select previous number exit screen and the time date inte
7. crew terminal with label Blue D e HOT conductor on screw terminal with label Red e Neutral conductor on the screw terminal with label O Black Ensure that the wires are connected properly COLD HOT Snap the rear part of the socket onto the socket insert Tighten the screwed cable gland SSi lt Click lt NEUTRAL Rev 2 0 Januari 2012 16 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter 8 Commissioning Determine correct AC cable To avoid unnecessary disconnection from the grid the conductor cross section should be dimensioned such that cable losses do not exceed 1 at nominal power We advise to use cables with a diameter of 2 5 mm or 4 mm Select a proper cable according national and or local regulations Start up The user will follow the next steps after starting up the first time e Start the inverter e adjust the language e adjust the country of installation e adjust the time Setting country The first time the inverter is connected to the grid The display of the inverter will show a selection menu where you can select the country of installation Select the correct country to start the inverter After a selection is made these settings cannot be changed anymore It s important to select the right country to fulfill the regulations of the country where the inverter is installed If no country is selected the inverter stays in standby mode and does n
8. ews and plugs to ensure a solid fixation Take the weight of the inverter in account when choosing the appropriate mounting material The weight of the inverter is 38kg 1 Use the mounting plate to mark the drill holes on the wall 2 Attach the mounting plate to the wall using appropriate screws and washers 3 Place the inverter on the mounting plate Rev 2 0 Januari 2012 12 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter 4 Check if the inverter is correctly aligned on the mounting plate Minimal 12 cm 5 Use the inverter to mark the drill hole on the wall 6 Lock the inverter with a screw on the bottom Rev 2 0 Januari 2012 13 28 O Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter 7 Connection area Do not open the inverter during the installation Do not switch on the AC power before finishing the installation The safety switches of the Power Optimizer are activated when the AC power is switched on The DC bus can be charged to a potentially dangerous voltage Use of the special Femtogrid cable is prescribed for this installation This cable is specified for outdoor use Materials According to T V 2 Pfg 1169 08 2007 Insulation Special XL HFFR compound Conductor Tinned copper conductor according to class 5 of IEC 60228 The inverter has two connection points The connectors that fit on these connection points are delivered with the
9. ge English Nederlands Deutsch Espagnol Italiano Francais e Country Netherland 3 Belgie 3 Deutschland 3 Espagnole 3 France 3 Italia 3 United Kingdom 3 e Edit installer PIN 2 Femtogrid 2 Connected devices Wind Solar Battery External source 1 External source 2 External source 3 e Femtogrid consumers e Priority level Earth Monitor 2 Ground voltage Set high limit Set neutral limit Set low limit Set response time Retry on e AC Grid 2 Pmax Frequency Phase Supply to AC Grid Draw from AC Grid Pmax from AC Grid Island detection Generator backup Software versions e System selftest 1 1 Only visible when country is set to Italy 2 Requires installer PIN code editable by installer 3 Requires manufacturer PIN code contact Femtogrid Energy Solutions BV Rev 2 0 Januari 2012 Installation manual Femtogrid Inverter 22 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter Error codes and warning messages Error codes and or warning messages If the display presents an error code or warning message please check the website www femtogrid com for references 24h energy graph The inverter shows a graphical presentation of the energy that is generated in the last 24 hours This is only possible if the inverter is active for more than 24 hours Software versions This menu item shows the software version of the inverter Our Customer serv
10. he installation The safety switches of the Power Optimizer are activated once the AC power is switched on The DC bus is then charged to a potentially dangerous voltage Rev 2 0 Januari 2012 6 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter 4 Schematic Femtogrid Solar System The schematic overview presented below shows all parts of the Femtogrid Solar System Femtogrid Solar System E KE Femtogrid 1 PV Module backside view 2 Power Optimizer 4 3 Femtogrid DC cable 3 core 2 5mm custom length 4 Inverter 5 Monitoring Box 6 Femtogrid DC cable 3 core 2 5mm length 2 or 3m c 7 Power Optimizer with end cap 3 All Power Optimizers are connected in parallel with the special Femtogrid DC cables which have 3 wires These 3 wires enable the parallel network as shown in the schematic overview displayed below The data communication is wireless using a Zigbee network and has no influence on the power generation q Monitoring box Power Optimizer i Power Optimizer l u Power Optimizer Power Opti mizer li S Power Optimize Power Optimizer a i E a AC Rev 2 0 Januari 2012 7 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter 5 Short installation sequence To ensure a safe quick and easy installation we advise to follow the following installation sequence 1 a ee ee 10 11 12 13 1
11. ice can ask for this version number during a service call Settings In this menu item several settings can be changed This includes time and date Zigbee network language country and device settings and information The country settings can only be set the first time the inverter is installed This can only be changed with a pin code in the factory or by an authorized person Time date Set here the time and date This is important for data logging and warranty Zigbee Network In this menu information and commands for the zigbee network can be given Edit installer PIN If you have the installer PIN code you can change it here to avoid unauthorized access to the setting Femtogrid With the installer pin code it is possible to view details and edit settings of connected devices on the Femtogrid In normal use it is not necessary to enter this menu and mainly used for trouble shooting Earth Monitor With the installer pin code it is possible to view details and change settings of the earth monitoring protection This is only allowed by qualified personnel AC Grid With the installer pin code it is possible to view details and change settings of the AC grid monitoring circuit This is only allowed by qualified personnel and with permission of the grid operator System selftest When this inverter is installed in Italy the inverter has to perform a self test before it connects to the grid This menu item is only visible if the co
12. ings menu gt Zigbee network gt node list It should show the appropriate number of Power Optimizers one monitoring box and the number of inverters minus one it does not see it self Rev 2 0 Januari 2012 9 28 Oo OO gt Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter 6 Mechanical installation of the inverter Check parts Inverter Mounting bracket User manual Installers manual Femtogrid connector Used to connect to DC Femtogrid 6 Wieland connector Used to connect to AC grid oh wn Check for damage of the products Check the DC cables for damage Cuts in DC cables or broken DC connectors can cause malfunctioning of the Femtogrid Solar System and may cause dangerous situations Check the inverter If damaged contact your supplier Choosing the mounting location DANGER to life due to fire or explosion Despite careful construction electrical devices can cause fires e Do not mount the inverter on flammable construction materials e Do not mount the inverter in areas where highly flammable materials are stored e Do not mount the inverter in areas with a risk of explosion The inverter is only suitable for indoor placement It is not allowed to place the inverter outside where it is exposed to rain and other weather conditions If more inverters are installed be sure that the inverters are not placed above each other This has a bad influence on the heat dissipation of
13. inverter Rev 2 0 Januari 2012 14 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter Assemble the AC cable connector Connect the AC cable socket with a flexible cable according to EN60309 2 VDE 0623 Strands with a cross section of minimal 2 5 mm to maximal 4 mm can be connected Pai J Screw connection 7 g tightening torque typically 0 8 1 0 Nm Push the rear part of the socket over the cable N L1 Press wire end sleeves onto the stripped strands Connect the individual wires as follows e Protective earth conductor PE with the screw terminal with earth symbol D e Neutral conductor N on screw terminal with the label N e Phase L on screw terminal with the label L Ensure that the wires are connected properly Snap the rear part of the socket onto the socket insert and tighten the screwed cable gland Rev 2 0 Januari 2012 15 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter Assemble the Femtogrid DC cable connector Connect the Femtogrid DC cable socket with the special Femtogrid DC cables Strands with a cross section of minimal 2 5 mm to maximal 4 mm can be connected Screw connection tightening torque typically 0 8 1 0 Nm Push the rear part of the socket over the DC cable Press wire end sleeves onto the stripped strands Use the Femtogrid DC cable and connect the individual 3 wires with the insert in turn as follow e Cold conductor on the s
14. m The installation of the Femtogrid Solar System must be carried out by authorized installers and performed in accordance to local and national regulations e g the regulations for the Netherlands are covered by the NEN1010 Do not connect the inverter to the DC grid before the total system is installed The DC grid may be charged up to 400 Vdc when it is connected to the inverter Do not touch the inside of the connectors High voltages inside the Power Optimizer and the inverter Do not open the housing of the inverter or the Power Optimizer This is not needed for installation and should only be done by authorized installers Warranty will be void after opening the housing of the Power Optimizer or the inverter Femtogrid DC bus safety warnings If the Femtogrid female DC connector is disconnected from the inverter the power of all equipment of the bus DC grid will be disconnected However if the DC cables or connectors are damaged it is possible to get electrical shocks Place a protection or end cap on the OUT female DC on open connectors of Power Optimizers Normally it is not possible to directly touch the high voltage but without an end cap water can get into the connector and can cause malfunction of the system CAUTION DOUBLE POLE NEUTRAL FUSING IN 4 4 N Connection area Do not open the Power Optimizer Dangerous voltages can be inside this device Do not switch on the inverter AC power before finishing t
15. m WW kera cm Regeiered Amhem 090c5396 Rev 2 0 Januari 2012 26 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter oe s a A oO CERTIFICATE ELECTROMAGNETIC COMPATIBILITY Applicant Betronic Solutions BY Contact person Mr Peter van der Hoek Address Z Pedro de Medinaiaan 11 Postal code Place 1086XK Amsterdam Country 2 The Netherlands Electrical apparatus Solar inverter Trademark gt Femtogrid inverter 2200 Type designation Solar inverter 22001801 Environment Residential VHH EN 50438 2008 reer ne ncn meget n pwe at pinne o i EN amp 1000 6 3 2007 Generic emission standart SN SCR and MANAN tal e EN 55022 2006 Emission Class 5 ARIPI LGIA IAHT iy A1 2007 ILAIJA Yi Af H H YY EN 61000 3 2 2006 Harmonic current emissions PIII ALLEL ELLE A1 2005 42 2009 BIIIH j j HIHIHI EN 61000 3 3 2008 Limitation of voltage fuictuations is HEIL EN 61000 1 2007 Generic immunity standard tor resident cemrra ana gra onments il EN 1000 4 2 2009 meendeepedragee draglorenap s AIII CELETTE ii A1 2008 If LEE LTT A1 2010 PEEEPELELLT LS LLLLT ES EN 61000 4 5 2006 Surge transient immunity EN 61000 4 6 2009 Conducted Radio Frequency disturbances many EN 1000 4 8 2010 Power frequency magnetic feid mmmuntty j i HITI ii iy Ti The undersigned declares that the described product meets the essential EMC requirements of fhe standard ENS0433 and the essential requi
16. nd connect the Femtogrid DC cable see manual inverter for detailed instructions If a blue monitoring box is delivered Activate the monitoring box by pressing the button with a small pointy object e g toothpick for 5 seconds during power up Assemble the delivered female AC connector and connect the inverter to the mains Enter date select language and country When a monitoring box is installed wait till the question search for network appears Do not answer Yes directly but first execute step 19 If no monitoring box is installed answer No and go to step 21 Rev 2 0 Januari 2012 8 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter 19 20 21 22 Press the button of the Monitoring Box shortly The green led will start to blink for 50 seconds During this time Power Optimizers and the inverters can enter the network of the Monitoring Box The Power Optimizers will join automatically to this network The inverter needs a conformation to join the network Select yes at the inverter question search for network during the time the monitoring box has a green blinking led The inverter will search and answer that it has joined the network Now the system is installed Press two times the up button of inverter to check on the display if power is converted to be sure that the system works properly To check if the wireless data network is installed go to sett
17. op It is also a great step forward in terms of rooftop optimization Moreover the Femtogrid Solar System has a big advantage for solar systems at places where PV modules are partly shaded Here the power output for shaded PV modules can be higher than for traditional systems using a serial system approach due to smart electronics and a parallel system approach used As a result benefits up to 30 can be realized Validation document This document is only valid for inverters with the following nameplate Keep this guide in a convenient place for future reference id Femtogrid Energy Solutions BV I i tog ri Pedro de Medinalaan 11 energy sSuriana 1086 XK Amsterdam The Netherlands Femtogrid Inverter FG 12200 001 PD YYWW MacZigbee 11 22 33 44 55 66 77 88 Serial Number YADDVPNNNN Rev 2 0 Januari 2012 DC input power DC input voltage DC Max input current AC Nom operating voltage AC Nom operating frequency AC Nom output power AC Max output power AC Max output current Power factor Operating temp range Product Code Enclosure Type Safety Class VDE 0126 1 1 Dual power supply Single phase 0 2550 Watt 360 V 400 Vdc 6 7A 230 V 50 Hz 2200 W 2400 W 10 5A gt 0 95 10 C 40 C 729450 IP 31 FG 12200 00 1 CE X J RoHS 5 28 ooo 22 8 8 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter 3 Safety instructions Installing the Femtogrid Solar Syste
18. ot convert energy Rev 2 0 Januari 2012 17 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter 9 User Menu Menu manual Boot screen The boot screen is displayed during the Femtogrid inverter startup sequence of the inverter When the inverter finished its startup sequence the display will show the home screen Version 1 0 6 Button function Back None Up Display previous value Down Display next value Enter Open menu Rev 2 0 Januari 2012 18 28 Femtogrid Energy Solutions BV Homescreen The home screen is the default screen the inverter will always return to The home screen can display several values such as status of the inverter total energy generated energy generated today and current power To switch between values use the up down buttons To enter the menu of the inverter press the Enter button in the home screen Menu screen The inverter screen is equipped with a graphical menu interface in which various settings and functions can be accessed At the top of the screen the title of the menu is displayed regardless of the scroll position in the menu Below the menu title the menu items are displayed The selected menu item is displayed with an inverted background color At the right of the screen the scrollbar indicates the position of the selected menu item in regard to all the items in the current menu Rev 2 0 Januari 2012 Installation manual Femtogrid
19. rements of me EMC directve 2004 108 EC based on a nantepuireni Sanaa Fe Sah tenie are recorded In the KEMA test report with reference 74100365 ETD 11 0828 DEKRA Certification B V Noted 5ody EMC Amhem 12 April 2011 ing A T wan der Meliden Certification Manager EMC Certificate nr 2143652 0551 EMC Integra publication of Ts certificate and associated reports may De used in ts original form ory All testing Inspection suciing and cerificaton activities of the former KEMA Qualty sre an ntega part of me DEXRA Cerificaton Group DEKRA Cerification 5 V Urechtseweg 310 6512 AR Amnem PO Box 5185 6802 ED Amnem The Netherlands T 31 26 356 2000 F 31 26 3525800 www derrscertiicaion com Chamber of Commerce nr 09065356 Rev 2 0 Januari 2012 27 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter 13 Company information Femtogrid Energy Solutions BV Pedro de Medinalaan 11 1086 XK Amsterdam The Netherlands T 31 0 20 5672140 F 31 0 20 5672159 www femtogrid com Mail info femtogrid com Rev 2 0 Januari 2012 28 28
20. rface will be exited P Up Raise value To select the previous number or to exit the P time amp date screen press the back button Down Lower value Enter Select next number save and exit Rev 2 0 Januari 2012 20 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter Value edit screen To enter or modify a value on the display screen the user is presented with an value edit interface Value name 123456 Volts N In this screen the title of the value is displayed in the upper left corner of the screen The actual value is displayed in the center of the screen optionally with its unit Below the value an indicator arrow is displayed the indicator arrow points to the current editable digit To change the digit s value use the up down keys To select the next digit press the enter button When the last digit is already selected and the enter button is pressed the interface will save the value and exit To select the previous digit press the back button When the first digit is already selected the interface will return Button function Back Select previous digit exit screen Up Raise value Down Lower value Enter Select next digit save value and exit Rev 2 0 Januari 2012 21 28 Femtogrid Energy Solutions BV Menu map e 24h energy graph e Settings Time date e ZigBee Network Network state Nodelist Step Up Power Optimizers off Search network Leave network e Langua
21. rrent lt 10 A 4 Designing and installing the Femtogrid Solar System is easier than for conventional string systems No need to worry about how many modules to connect in a string to be in range of the inverters MPP range or what the routing must be Technical it does not matter how the Power Optimizer are connected to each other parallel system however for safety reasons pay attention with wiring you should end with a female DC connector Therefore we only include the end cab of a female connector and ask the installer to take notice how to connect prewired cables 5 The Femtogrid Solar System is easy to expand Of course the best value for money is to design your system around the maximum of the inverter but our system is designed to work wide power range and works also efficient in the lower power range This gives the possibility to start with a small system and expand when the price of solar modules has dropped or if new products are available The inverter can be used in a wide working range from 400W till 3000W If you like to expand even more it is possible to connect two or more inverters in parallel on the DC Femtogrid side They can be configured to work in a Smart way to saves energy higher efficiency by switching on and off inverters depending on the amount of energy that needs to be converted Rev 2 0 Januari 2012 24 28 Femtogrid Energy Solutions BV 11 Specifications Femtogrid Type Solar Input DC Maximum
22. teussanasoreseseteeesacan ons 26 s Company MOMAN e gesan E a E O eeneas 28 Rev 2 0 Januari 2012 2 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter 1 Explanation of the symbols used To ensure optimal usage of this document we start by explaining the symbols used in this installation manual for the inverter LL This symbol indicates an example This symbol indicates a note which if ignored will make the procedure or operation more difficult This symbol indicates a fact which if not observed could result in damage to components or represents danger to persons Read these passages carefully Rev 2 0 Januari 2012 3 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter 2 Introduction General Thank you for buying this product and helping the world to be a greener place by adding a sustainable energy system to our planet Your photovoltaic PV system produces grid ready solar energy that contributes to the global reduction of CO emission and stimulates the transition from conventional fossil energy sources to renewable energy sources in our demand for energy Target group document Authorized installers must install this product In addition the installer must follow the regulations of the local grid operator The installer must read this installation guide carefully and must ensure compliance with all prescribed safety regulations the technical connection requirements of
23. the local grid operator and any other applicable provisions Introduction to the Femtogrid Solar System The Femtogrid Solar System consist of the following parts e PV modules e Power Optimizer for every PV module e Inverter 2200 e DC Cables amp Connectors e Monitoring wireless monitoring system consisting of a Monitoring Box and a Monitoring Portal Together with the PV modules and its mounting material the Femtogrid Solar System forms a complete PV system that due to its innovative features has some important benefits over the traditional PV systems One of the distinguishing features of the Femtogrid Solar System is the fact that it is now possible to connect in one PV system to the grid PV modules of different quality in terms of e type of module e g mono or polycrystalline e power output e g 185 Wp or 235 Wp e power tolerance e g 5 Wp 10 Wp e open circuit voltage e g 30 Voc or 40 Voc e cell technology and number of cells e manufacturer e aging of the module e output variation in response to temperature variation e angle to the sun e g azimuth and the angle of the rooftop used Rev 2 0 Januari 2012 4 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter Another important feature of the Femtogrid Solar System is the fact that it s plug amp play safe and efficient This is a major advantage and increases the flexibility for installers to install a PV system on a rooft
24. untry Italy is selected In the Italian installation manual this self test is described in detail Rev 2 0 Januari 2012 23 28 Femtogrid Energy Solutions BV Installation manual Femtogrid Inverter 10 Practical notes 1 The maximum solar DC input to be connected without energy losses to the Inverter 2200 is 2550 Wdc There is no risk to add more power to the inverter than its rating the smart Femtogrid grid can handle powers up to the maximum of the cables used If more power is connected it shut down some Power Optimizers to meet the power than the inverter can convert For example if 20 modules produce 150 W each total power is 3000 W In this case the smart Femtogrid will turn off 3 modules and leave on 17 to convert 17 x 150W 2550 W When the solar power for each module drops to 100 W the smart grid will turn on all Power Optimizers again and the power of all solar modules will converted to the inverter 20 x 100W 2000W In most European countries modules almost never reach their maximum power and it is very interesting to add more power than the inverters maximum 2 We recommend to use 3 core Femtogrid DC cable 2 5 mm for solar installations up to 4 kWp and 3 core Femtogrid DC cable 4 mm for installations up to 8 kWp 3 Power Optimizers are suitable for almost all solar modules Our first version is suitable for modules that have a e Maximum power output lt 300 Wp e Maximum open circuit voltage lt 42 V e Maximum cu
25. wall sssessssesesessscsseeceoeserossesososseecosoeseecosseeosoreeeceeeee 11 MOUNEING MSrUcCHONS reeni E E ET EEE ETE EE E EET E E 12 7x CONNECUION Areas cutscene eet eee 14 ASSEIMDIE LNG AG Caple CONNEClON eaoin Oost evel wecsesdsducnareieemser ti aal 15 Assemble the Femtogrid DC cable COMNECtOr ceeccccnscccncccceescceescceeeccesesccessccesescees 16 8s COMMISSIONING eidcsesetiecureuiitcscleceles acca E A NT E A 17 Determine Correct AG CIDE siete t icles EEEE EE EE EE CE E EEE EE OE ONERE 17 Dea CUD PEE EES E E E E A E EEE T T EE T EE E EEPE T T 17 Settne COUNTY ivexcevecrienchutuandeteeutecereesaus tees eaceaeeyeae teas AN 17 Ge USET MENU neeesa ccs leciaeea yy ateea E a acta ateta arenas 18 MENU Mantal cis dots Goes atie ie eeu dae E we ead meatier Menten uaws jemeueus den cueetdememaneus 18 Mena maD Jit boutstnc se atveat tel r T ean caue cece T A T E thea T TRA 22 Error COdES ANd Warning MESSAGES ceccccccccccescceesccceescceeesceeesceeesscesescesesceeeecceseccess 23 PANCENCVOV GAD eercieieeenste eho iee E E E mee cael hues a EE 23 BOI Wale VEIS IONS ica sitet enee sacs Seana E teed dat lea EEEE 23 DELEINGS aieru EEE tasaoeintan gation TEE EET Hees neers aeeu aemeenseecee nomneneanecest 23 10 PRACTICAL Notes yeqaeus sais acansieeeen stave aa te anes w uae she wear wieanaa S 24 Tile ae LOM S a aa a A wees tre ares rosie eee a ee oe ee A 25 12 COCOS lt opie cuxsegiasnxacdvacosateqacnsasguacavatewssntanteeanra
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