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Fronius IG-TL 3.0, Operating Instructions Manual

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23

Fronius IG TL Installation and Connection

Fronius IG TL 
construction

Fronius IG TL main components

The inverter consists of the following main 
components:
-

Wall bracket with connection area

-

Power stage set with data communica-
tion rack

-

Housing cover

The inverter is delivered with these compo-
nents assembled.

Overview

‘Fronius IG TL Installation and Connection’ contains the following sections:
-

Choosing the Location

-

Connection Options and Knockouts on the Fronius IG TL

-

Attaching the Wall Bracket

-

Connecting the Fronius IG TL to the Public Grid (AC)

-

Connecting Solar Module Strings to the Fronius IG TL (DC)

-

Inserting String Fuses

-

Criteria for the Proper Selection of String Fuses

-

Clipping Power Stage Sets onto the Wall Bracket

Summary of Contents for IG-TL 3.0

Page 1: ...42 0426 0074 EA 03 2011 Fronius IG TL 3 0 3 6 4 0 4 6 5 0 g Operating Instructions Inverter for grid connected photo voltaic systems...

Page 2: ...0...

Page 3: ...the product Reading the instructions carefully will enable you to learn about the many different features it has to offer This will allow you to make full use of its advantages Please also note the s...

Page 4: ...2...

Page 5: ...ing a Location for Inside Installation 25 Choosing a location for outdoor installation 25 Connection Options and Knockouts on the Fronius IG TL 26 Connection options on the Fronius IG TL 26 Knockouts...

Page 6: ...ick as a data logger 49 Data on the USB stick 49 Data amount and memory capacity 50 Buffer memory 51 Suitable USB sticks 51 USB stick for updating inverter software 52 Removing the USB stick 52 First...

Page 7: ...hing the key lock on and off 93 General 93 Switching the Key Lock On and Off 93 Troubleshooting and Maintenance 95 Status Diagnosis and Troubleshooting 97 Displaying Status Codes 97 Total failure of t...

Page 8: ...Terms and conditions of warranty and disposal 132 Version 132 Geographic validity 132 Fronius manufacturer s warranty 132 Extended warranty 132 Services within the warranty period 132 Transportation 1...

Page 9: ...njury or death to the operator or a third party damage to the device and other material assets belonging to the operator inefficient operation of the device All persons involved in commissioning maint...

Page 10: ...turer Operation or storage of the device outside the stipulated area will be deemed as not in accordance with the intended purpose The manufacturer is not re sponsible for any damages resulting from u...

Page 11: ...rue for residential areas in which the energy is sup plied from the public low voltage grid EMC device classification as per the rating plate or technical data In certain cases even though a device co...

Page 12: ...is switched on Never bypass or disable protection devices Devices with the CE marking satisfy the essential requirements of the low volt age and electromagnetic compatibility directives Further detail...

Page 13: ...ng to print The right to make modifications is reserved The contents of the operating instruc tions shall not provide the basis for any claims whatsoever on the part of the purchaser If you have any s...

Page 14: ...12...

Page 15: ...General Information...

Page 16: ......

Page 17: ...ion system or the requirements of the utility company In this case use a type B residual current circuit breaker with a release current of at least 100 mA Monitoring the Grid Whenever conditions in th...

Page 18: ...wall bracket contains warning notices and safety symbols These warning no tices and safety symbols must NOT be removed or painted over The notices and symbols warn against operating the equipment inco...

Page 19: ...n the operating instruc tions Do not overload cables Check cables for damage and that they are wired correctly Follow all safety instructions operating instructions as well as any local connection reg...

Page 20: ...the intended purpose also includes Following all the instructions in these operating instructions Carrying out all the specified inspection and servicing work Field of applica tion The inverter has b...

Page 21: ...Tracking As dusk starts and there is no longer sufficient energy available to feed power into the grid the inverter unit shuts down the grid connection completely and stops operating All set tings an...

Page 22: ...ent surface Power derating Should there be insufficient heat dissipation in spite of the fan operating at maximum speed for example inadequate heat transfer away from the heat sinks the power will be...

Page 23: ...Installation and Startup...

Page 24: ......

Page 25: ...r is delivered with these compo nents assembled Overview Fronius IG TL Installation and Connection contains the following sections Choosing the Location Connection Options and Knockouts on the Fronius...

Page 26: ...sides of the inverter for the cool air vents When installing more than one unit keep a distance of 300 mm between individual Fronius IG TL units The air flow direction within the inverter is from left...

Page 27: ...salts e g fertilizer storage areas vent openings for livestock stables chemical plants tanneries etc During certain operation phases the inverter may produce a slight noise For this reason it should...

Page 28: ...al knockouts of different sizes When knocked out the openings are used as inputs for the DC wires Knockouts on the Wall Bracket of the Fronius IG TL 5 0 Item Description 1 DC terminals 2 Strain relief...

Page 29: ...1 5 inputs for DC cables cable diameter min 4 max 9 mm 2 1 input for DC cable cable diameter min 4 max 11 mm 3 5 inputs for DC cables cable diameter min 4 max 9 mm 4 1 input for DC cable cable diamet...

Page 30: ...ing on the surface different dowels and screws may be required for installing the wall bracket Therefore these dowels and screws are not part of the scope of supply for the inverter The system install...

Page 31: ...bracket apart from the power stage set does not possess the degree of protection of the complete inverter and therefore should not be attached without a power stage set Protect the wall bracket agains...

Page 32: ...acket without the power stage set does not possess the same de gree of protection as the complete inverter and therefore should not be at tached without a power stage set Protect the wall bracket from...

Page 33: ...luminum cables The connection requirements listed below Connection Requirements Carefully clean off the oxide layer of the stripped end of the cable e g using a knife IMPORTANTDo not use brushes files...

Page 34: ...d DC wires are not charged Only an authorized electrician is permitted to connect this inverter to the pub lic grid CAUTION Danger of damaging the inverter from improperly connected termi nals Imprope...

Page 35: ...25 A Fronius IG TL 4 0 1 4190 W 1 x C 32 A Fronius IG TL 4 6 1 4820 W 1 x C 32 A Fronius IG TL 5 0 1 5250 W 1 x C 32 A NOTE The inverter is equipped with an RCMU according to DIN VDE 0126 1 1 It monit...

Page 36: ...730 and they cannot be grounded at either the positive or negative pole Use with other DC generators e g wind generators is not permitted NOTE Before connecting solar modules make sure that the voltag...

Page 37: ...ral grease e g acid and alkali free Vaseline Then immediately connect it to the terminal Repeat the steps above whenever the cable is disconnected and then reconnected Cable cross sec tion of solar mo...

Page 38: ...of solar module strings can lead to an unacceptable overload to a string fuse being used This can cause a strong arc which can lead to an invert er fire When using string fuses always make sure that t...

Page 39: ...Nm max 1 7 Nm 2 1 6 x 5 1 6 12 mm 7 1 6 5 4 3 2 8 NOTE When attaching the DC cables using a strain relief device make sure that no kinks form in the connected DC cables Otherwise you may no longer be...

Page 40: ...torque min 1 5 Nm max 1 9 Nm IMPORTANT Check the polarity and volt age of the solar module strings the volt age should be a max of 850 V the difference between the individual solar module strings shou...

Page 41: ...Fuse dimensions Diameter 10 3 x 35 38 mm Safety IMPORTANT Follow all solar module safety instructions Follow all solar module manufacturer requirements WARNING An electric shock can be fatal Danger f...

Page 42: ...le from the PC display board IMPORTANT If you add string fuses at a later date follow all safety information CAUTION If screws are not tightened correctly there is a danger of damage re sulting from w...

Page 43: ...cable to the display PC board NOTE Use pliers to insert fuses with a fuse cover into their respective fuse holder To prevent the fuse from falling out only insert the fuse cover into the fuse holder w...

Page 44: ...Fuse recommen dations You should only use the following fuses which have been tested by Fronius to ensure problem free fuse protection Cooper Bussmann PV fuses Fronius shall not be liable for any dama...

Page 45: ...fuses e g Cooper Bussmann fuses Nominal current value Fuse Nominal current value Fuse 1 0 A PV 1A10F 6 0 A PV 6A10F 2 0 A PV 2A10F 8 0 A PV 8A10F 3 0 A PV 3A10F 10 0 A PV 10A10F 4 0 A PV 4A10F 12 0 A...

Page 46: ...s CAUTION An inadequate grounding conductor connection can cause serious in juries to persons and damage to or loss of property The housing screws provide an adequate grounding conductor connection fo...

Page 47: ...matically Fronius developed Solar Net to make these add on system components flexible and ca pable of being used in a wide variety of different applications Solar Net is a data network that enables se...

Page 48: ...lug When networking several DATCOM components a termination plug must be placed on each free IN and or OUT connection of a DATCOM component The termination plug is not part of the scope of supply for...

Page 49: ...supply via an ex ternal power supply unit Check other DATCOM components to detect any under voltage present The Solar Net flashes briefly every 5 seconds After a shutdown due to over current or under...

Page 50: ...nd the 12 V signaling output is 500 mA which can be divided up as follows For more information about DATCOM components see the DATCOM Detail operating instructions Connecting data communication cables...

Page 51: ...he USB stick If a USB stick is used as a data logger three files are automatically created System file sys This file saves information from the inverter that is irrelevant to the customer The file mus...

Page 52: ...can record logging data at a logging interval of 5 minutes for approx 7 years CSV file CSV files can store only 65535 rows data records up to Microsoft Excel version 2007 afterwards there is no limit...

Page 53: ...oldest data in the buffer memory are written over with the new data IMPORTANT The buffer memory requires a constant power supply If there is an AC power outage during operation all data in the buffer...

Page 54: ...tick USB symbol on the inverter display e g in the NOW display mode When the inverter recognizes a USB stick the USB symbol will appear at the top right of the display When inserting the USB stick mak...

Page 55: ...feed in mode of the inverter will begin shortly After the automatic inverter start the Operating Status LED lights up green Provided that power continues to feed into the grid the Operating Status LED...

Page 56: ...flash Repeat steps 5 and 6 for the minutes and seconds until the set time flashes Press the Enter key The time is applied the date is shown DD MM YYYY the digits for the day flash Use the Up and Down...

Page 57: ...language and time settings are skipped with the Back key and no settings are made in the Setup these two queries will appear again the next time the inverter starts the set date flashes Press the Ent...

Page 58: ...56...

Page 59: ...Operation...

Page 60: ......

Page 61: ...key for navigating down and right 4 Menu Esc key for switching to the menu level to exit the Setup menu 5 Enter key for confirming a selection Control and Status LEDs 6 Operating status LED green for...

Page 62: ...for function key assignment IMPORTANT The inverter display is not a calibrated measuring instrument Slight devia tion of a few percentage points from the utility company meter is intrinsic to the sys...

Page 63: ...ption of feed operation During troubleshooting the inverter is waiting to be reset or for an error to be corrected 2 orange lights up The inverter will enter the automatic startup or self test phase a...

Page 64: ...thing from just a few seconds to several minutes depend ing on national regulations During the startup phase The operating status LED lights up orange wait appears on the display and the component cur...

Page 65: ...tes the display illumination turns off automatically and the inverter switches to the NOW display mode if the display illumination is set to automatic The inverter switches to the NOW display mode fro...

Page 66: ...alues for power fed into the grid during that day The YEAR display mode Shows data for the current calendar year The TOTAL display mode Displays values for power fed into the grid since your inverter...

Page 67: ...rid Voltage A Output Current Hz AC Grid Frequency V PV Array Voltage A Solar Power String Control Status HH MM SS Clock DD MM YY Date TODAY YEAR kWh MWh Fed In Energy Daily Characteristic Curve TODAY...

Page 68: ...l to the next display value Use the Up key to scroll back 1 2 Output power supplied to the grid at a given moment Watts Press the Enter key to display the daily charac teristic curve Daily Characteris...

Page 69: ...l Status displays the PV array current produced during the day on channel 1 and channel 2 respectively and the present deviation between them Press the Back key to close the display Time When the time...

Page 70: ...e in the TODAY Display Mode The first display value in the YEAR display mode The first display value in the TOTAL display mode Selecting the TODAY YEAR or TOTAL display mode The first display value ap...

Page 71: ...ings of the calibrated meter supplied by the electric utility company are relevant Yield Amount of money earned during the period of time in question currency can be selected in the Setup menu As was...

Page 72: ...module voltage V during observation period Operating Hours indicates how long the inverter has been operat ing HH MM Although the inverter does not operate during the night all sensor data are recorde...

Page 73: ...eeds Accessing the Setup menu Scrolling through menu items SETUP mode selected at the menu level Switch to the menu level by pressing the Menu key Select the SETUP mode using the Left or Right keys Pr...

Page 74: ...shutoff for feeding energy into the grid Select the Standby menu item Press the Enter key The display alternates between STANDBY and ENTER The Standby mode is now activated The Startup LED lights up o...

Page 75: ...tes the display backlight goes out ON The display illumination will be permanently on when the invert er is active OFF The display illumination will be permanently off IMPORTANT The Backlight menu ite...

Page 76: ...so that the data shown on the inverter display corre spond to the calibrated data shown on the electric meter Inverter Number Number setting address of the inverter in a setup where multiple solar inv...

Page 77: ...al and temporary service codes e g a brief interruption of power being fed into the grid a service code occurring more than 50 x per day ON The 12 V message output is turned on continually while the i...

Page 78: ...activating the logging function as well as setting the logging interval IMPORTANT The time must be set correctly in order for the logging function to work cor rectly OFF No DATCOM operation at night t...

Page 79: ...en IMPORTANTThe time must be set correctly in order for the solar module string monitoring function to work properly Status An actual value display of the average solar module string current from meas...

Page 80: ...x UIL min UOL max UOL min FIL max FIL min FOL max FOL min Max P AC GPIS GFD PRv GFDPR Setup Country setup Version Country setup version Group Inverter software update group DC mode DC operating mode F...

Page 81: ...Down keys to scroll through the list Press the Back key to exit the status and error list Grid Status The last 5 grid errors that occured can be displayed After pressing the Enter key the last 5 grid...

Page 82: ...igit of the value flashes Repeat steps 4 and 5 until the entire value flashes Press the Enter key Repeat steps 4 6 for units or other values to be set until the unit or value flashes Press the Enter k...

Page 83: ...ms The following examples describe how to set and display menu items Setting the display illumination Setting the currency and feed in tariff Updating inverter software using a USB stick Safely removi...

Page 84: ...ress the Enter key to apply the lan guage The currency is displayed factory setting EUR the first of 3 characters flashes Use the Up and Down keys to se lect a letter for the first character Press the...

Page 85: ...Up and Down keys to se lect a value for the first digit e g 0 Press the Enter key The second digit flashes Repeat steps 7 and 8 for the second digit as well as the first second and third digit after t...

Page 86: ...rack Pull out the data communication rack Insert the USB stick with the update file into the USB socket on the data communica tion rack NOTE To ensure problem free updates of inverter software the US...

Page 87: ...been copied the in verter updates the required electronic components in succession UPDATE the affected component and the update progress are displayed The inverter updates the display in the last ste...

Page 88: ...e Setup menu are retained when the inverter software is updated Safely removing USB sticks Remove the screws on the data communication rack Pull out the data communication rack Following the Startup p...

Page 89: ...it Remove the USB stick NOTE If a logging interval for recording data has been set then the inverter be gins recording data again after the Ok mode has been confirmed Insert new USB stick Confirm Ok m...

Page 90: ...The following steps describe how to set the number of solar module strings connected to measuring channels 1 and 2 Select the String Monitor menu item Press the Enter key The Status parameter is displ...

Page 91: ...cted to measuring channel 1 flashes Press the Enter key The Config Channel 1 parameter is dis played Use the Down key to select the Con fig Channel 2 parameter Press the Enter key Channel 2 is display...

Page 92: ...value for the second digit Press the Enter key The number of solar modules strings con nected to measuring channel 2 flashes Press the Enter key The Config Channel 2 parameter is dis played Press the...

Page 93: ...Down keys to se lect a value for the hour Press the Enter key The digits for the minutes flash Repeat steps 3 and 4 for the minutes and seconds until the set time flashes Press the Enter key The time...

Page 94: ...The digits for the month flash Repeat steps 7 and 8 for the month and the last 2 digits of the year until the set date flashes Press the Enter key The date is applied the Time menu item is displayed 9...

Page 95: ...vate the Key lock function Switching the Key Lock On and Off Press the Menu key Menu is shown Press the unassigned Menu Esc key 5 x In the CODE menu the Access Code is displayed the first digit flashe...

Page 96: ...is displayed Use the Up and Down keys to switch the key lock on or off ON the key lock function is activat ed the Setup menu cannot be ac cessed OFF the key lock function is deacti vated the Setup men...

Page 97: ...Troubleshooting and Maintenance...

Page 98: ......

Page 99: ...The grid voltage tolerance depends on the country setup Class 1 status codes Status codes in class 1 are typically temporary Their cause lies in the grid Your inverter s first reaction is to disconne...

Page 100: ...ted and as soon as they are again within the permissible range the inverter will resume feeding power into the grid Remedy Check grid connections If this status code keeps recurring contact your syste...

Page 101: ...rent in the inverter circuit The inverter returns to the startup phase Remedy The fault is rectified automatically If this status code keeps recurring contact your system install er 302 Overcurrent DC...

Page 102: ...age is too low for feed in Description Short interruption of power feeding into the grid The inverter returns to the startup phase Remedy Fault is rectified automatically If this status code keeps rec...

Page 103: ...us code persists Contact a Fronius trained service tech nician 408 Direct current feed in Description The inverter disconnects from the grid for safety reasons Remedy If status code persists Contact a...

Page 104: ...automatically If this status code keeps recurring contact your system install er 428 Timeout error during connection Description Short interruption of grid feed in mode The inverter returns to the Sta...

Page 105: ...started in power stage set Description Short interruption of grid feed in mode The inverter returns to the Startup phase Remedy The fault is rectified automatically If this status code keeps recurrin...

Page 106: ...sts Contact a Fronius trained service tech nician 451 Guard Control memory is defective Description The inverter stops feeding power into the grid a critical error is indicated by a red General Status...

Page 107: ...d Remedy Check to ensure that phase and neutral conductors are con nected properly If the status code persists Contact a Fronius trained service technician 459 Measurement signal recording not possibl...

Page 108: ...ician 474 RCMU sensor is defective Description Inverter does not feed energy into the grid Remedy Contact a Fronius trained service technician 475 Error in safety relay Description Inverter does not f...

Page 109: ...tatus code persists Contact a Fronius trained service tech nician 558 Function incompatibility one or more PC boards in the inverter are not compatible with each other e g after PC board replacement D...

Page 110: ...tion A warning message is shown on the display Remedy Check or replace the USB stick If status code persists Contact a Fronius trained service tech nician 733 No USB stick inserted Description A warni...

Page 111: ...escription A warning message is shown on the display Remedy Free up memory Remove write protection If necessary check or replace the USB stick If status code persists Contact a Fronius trained service...

Page 112: ...ult in system file sys Description A warning message is shown on the display the update pro cess is canceled Remedy Back up and remove data from the USB stick and insert an empty USB stick If status c...

Page 113: ...wn on the display the update pro cess is canceled Remedy Repeat the update process If status code persists Contact a Fronius trained service tech nician 751 Incorrect time Description A warning messag...

Page 114: ...trained service tech nician 761 765 Provides information about the internal processor program status Description This is of no concern if the inverter is functioning without prob lems and it appears o...

Page 115: ...display Remedy If status code persists Contact a Fronius trained service tech nician 774 No communication with the filter PC board Description A warning message is shown on the display Remedy Press t...

Page 116: ...in the failure analysis 1000 1299 Provides information about the internal processor program status Description This is of no concern if the inverter is functioning without prob lems and it appears on...

Page 117: ...DC volt age from solar modules The DC main switch is used only to switch off power to the power stage set When the DC main switch is turned off the connection area is still energized Only licensed ele...

Page 118: ...cooling elements and fan on the back of the power stage set using clean compressed air Procedure The side areas of the housing cover are designed to function as carrying grips and or han dles IMPORTAN...

Page 119: ...117 Tightening torque 2 Nm 2 1 5 1 1 1 1 1 1 2 6 1 3 2 ON 7...

Page 120: ...power stage set has been disconnected from the connection area Maintenance and service work on the inverter power stage set should only be carried out by Fronius trained personnel WARNING An electric...

Page 121: ...119 Carefully lift up the housing cover on the bottom of the power stage set Reach into the opening Disconnect the ribbon cable from the PC display board 1 2 3 2 1 4 x 4 2 1 4 4 3 3 5 1 6...

Page 122: ...NOTE Only use fuses for solar modules that meet the criteria for the proper selec tion of string fuses Fuse dimensions Diameter 10 3 x 35 38 mm Use pliers to insert fuses with fuse covers into the res...

Page 123: ...Finally The side areas of the housing cover are designed to function as carrying grips and or han dles Tightening torque 2 5 Nm Tightening torque 2 Nm 2 1 1 4 3 3 1 1 2 2 2 1 3 1 1 1 1 1 1 2 4 1 3 2 O...

Page 124: ...122...

Page 125: ...Appendix...

Page 126: ......

Page 127: ...1 Harmonic distortion 3 Power factor cos phi 1 Max permitted grid impedance Zmax at PCC3 None Max recovery current 4 0 A 5 Switch on current pulses 6 0 A 5 Maximum output fault current duration 113 A...

Page 128: ...onic distortion 3 Power factor cos phi 1 Max permitted grid impedance Zmax at PCC3 None Max recovery current 4 0 A 5 Switch on current pulses 6 0 A 5 Maximum output fault current duration 113 A 89 5 s...

Page 129: ...distortion 3 Power factor cos phi 1 Max permitted grid impedance Zmax at PCC3 262 megaohms Max recovery current 4 0 A 5 Switch on current pulses 6 0 A 5 Maximum output fault current duration 113 A 89...

Page 130: ...distortion 3 Power factor cos phi 1 Max permitted grid impedance Zmax at PCC3 262 megaohms Max recovery current 4 0 A 5 Switch on current pulses 6 0 A 5 Maximum output fault current duration 113 A 89...

Page 131: ...distortion 3 Power factor cos phi 1 Max permitted grid impedance Zmax at PCC3 209 megaohms Max recovery current 4 0 A 5 Switch on current pulses 6 0 A 5 Maximum output fault current duration 113 A 89...

Page 132: ...an error in the in verter or when the isolation between the AC and DC wires is defective 5 Assured by the electrical design of the inverter 6 Peak current when turning on the inverter 7 Depending on...

Page 133: ...es for connection and parallel operation of in plant generation systems with the low voltage grid published by the German Electricity Industry Association VDEW Technical guidelines for parallel operat...

Page 134: ...nty peri od If a defect occurs within the agreed upon warranty period for which Fronius is responsible Fronius has the option of repairing the defect at Fronius or onsite providing an equivalent repla...

Page 135: ...for the replacement device or component Scope and Validi ty of Manufactur er s Warranty The manufacturer s warranty shall only be applicable to the inverter unequivocally identi fied by the serial nu...

Page 136: ...addition to the manufacturer s warranty given by Fronius ordering parties have statutory warranty claims that are not adversely affected by this manufacturer s warranty The manufacturer s warranty sh...

Page 137: ...135...

Page 138: ...136...

Page 139: ...137...

Page 140: ...addresses of our sales branches and partner firms a Fronius International GmbH 4600 Wels Froniusplatz 1 Austria E Mail pv fronius com http www fronius com u Fronius USA LLC Solar Electronics Division...

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