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Technical Specifications

SolarEdge Installation Guide – MAN-01-00002-1.6

111

Default Trip Limits and Times according to IEEE 1547:

Voltage Range (% of Base Voltage)

Max. Clearing Time (Sec)

V < 50%

0.16

50 % < V < 88%

2.00

100% < V < 120

1.00

V > 120 %

0.16

Frequency Range (Hz)

Max. Clearing Time (Sec)

> 60.5

0.16

< 59.3

0.16

OP250-LV, OP300-MV and OP400-MV

OP250-LV

OP300-MV/

OP400-MV

Input

Rated Input DC Power

250

300/400

Absolute Maximum Input Voltage

Vdc

MPPT Operating Range

5 - 55

5 - 75

Vdc

Maximum Input Current

Adc

Reverse-Polarity Protection

Yes

Maximum Efficiency

99.5

European Weighted Efficiency

98.8

CEC Weighted Efficiency

98.7

Nighttime Power Consumption

< 2.5

Overvoltage Category

Содержание OP250-LV

Страница 1: ......

Страница 2: ...eved to be accurate and reliable However SolarEdge assumes no responsibility for the use of this material SolarEdge reserves the right to make changes to the material at any time and without notice Yo...

Страница 3: ...ent List 13 Chapter 2 Installing the Power Optimizers 15 Applicable Notes and Warnings 15 Step 1 Mounting the Power Optimizers 18 Step 2 Connecting Each PV Module to a Power Optimizer 20 OP250 LV OP30...

Страница 4: ...ing Up Communication 66 Communication Dataflow 66 Connector Panel 66 Communication Types 67 Creating an RS232 UART Connection 69 Creating an Ethernet LAN Connection 70 Creating an RS485 Bus Connection...

Страница 5: ...AN 01 00002 1 6 5 Appendix C Power Optimizer Mechanical Specifications 115 OP250 LV OP300 MV OP400 MV Power Optimizers 116 PB250 AOB and PB350 AOB Power Optimizers 117 Appendix D Inverters Power De ra...

Страница 6: ...ion sur une op ration qui si elle n est pas faite ou suivi correctement pourrait causer des blessures ou un danger de mort Ne pas d passer une telle note avant que les conditions requises soient total...

Страница 7: ...Inverter ensure that the system has been grounded properly Avant d utiliser l onduleur monophas assurez vous que le syst me est correctement mis la terre WARNING No user serviceable parts inside This...

Страница 8: ...00149229 Rest of World 1 650 319 8843 Fax 972 73 240 3117 Email to support solaredge com US and Canada support solaredge com all other countries Before contact please gather the following information...

Страница 9: ...n be connected to existing PV modules in order to maximize power harvesting by locally performing Maximum Power Point Tracking MPPT at the PV module level The power optimizers keep the string voltage...

Страница 10: ...verter The Single Phase Inverter efficiently converts DC power received from the PV modules into AC power that can be fed into the main circuit board of the site and from there to the grid The inverte...

Страница 11: ...rter to the wall mounting bracket Installation Guide Quick Installation Guide SolarEdge Monitoring Portal The SolarEdge Monitoring Portal enables you to monitor the technical and financial performance...

Страница 12: ...hese procedures can also be used for adding components to an existing SolarEdge site Page 15 Pages 26 and 61 Page 27 Page 56 Page 66 Page 88 Recording Power Optimizer Serial Numbers Installing the Inv...

Страница 13: ...y Single Phase Inverter Storage Store the Single Phase Inverter in a dry place where ambient temperatures are always between 25 C and 60 C Equipment List Standard tools can be used during the installa...

Страница 14: ...et RJ45 connectors For RS485 Four or six wire twisted pair telephone cable An inverter has either RJ45 RJ11 connectors or block terminal connectors for communication To install an inverter with RJ45 R...

Страница 15: ...ion doivent tre etteints de la m me mani re CAUTION If installing directly on the module or module frame first consult the module manufacturer for guidance regarding location and the impact on the mod...

Страница 16: ...tas UL CSA InterTek should be obtained verifying the compatibility of the connectors Les optimiseurs de puissance et onduleurs SolarEdge utilisent des connecteurs des fabricants suivants Multi Contact...

Страница 17: ...the power optimizers are unconnected to the inverter and the inverter is OFF the power optimizers will output a safe 1V voltage during installation IMPORTANT NOTE SolarEdge power optimizers are energi...

Страница 18: ...be located near enough so that the power optimizer can connect to a single PV module for the OP250 LV OP300 MV OP400 MV PB250 AOB and PB350 AOB models Mark all mounting hole locations Each power optim...

Страница 19: ...The star washer should break through the anodize coating of the railing to ensure low resistive connection Pour le montage de l optimiseur de puissance sur rail mis la terre utilisez la rondelle toile...

Страница 20: ...verify that the power optimizers will output a safe 1V voltage during installation Avant d effectuer cette tape teignez l onduleur monophas avec le sectionneur ON OFF en bas de l onduleur et avec le...

Страница 21: ...PB250 AOB and PB350 AOB These power optimizers connect to a single PV module via its two inputs a plus and a minus Figure 4 PB250 AOB and PB350 AOB The following shows the required clearance around th...

Страница 22: ...ower optimizer outputs V rifiez que vous avez identifi les entr es et sorties correctement Ne pas connecter des modules PV aux sorties des optimiseurs de puissance NOTE The power optimizer has reverse...

Страница 23: ...ut cables are labeled and Connect the Plus connector of the output wire of the first power optimizer in the string to the Minus connector of the second power optimizer in the string Repeat this step f...

Страница 24: ...ample if 10 power optimizers are connected in a string then 10 V should be produced Use a voltmeter with at least 0 1V measurement accuracy to verify that the total voltage produced is in accordance w...

Страница 25: ...output the proper voltage If a malfunctioning power optimizer is located check its connections polarity module and voltage If a malfunction cannot be bypassed or resolved skip the malfunctioning powe...

Страница 26: ...SAFETY FEATURE After a PV module is connected to the power optimizer the power optimizer outputs a safe voltage of 1 V We suggest verifying this output for the first few power optimizers that you con...

Страница 27: ...e The serial number is also required when requesting to open a new site in the SolarEdge Monitoring Portal Selecting the Mounting Location This process involves attaching the inverter mounting bracket...

Страница 28: ...le Phase Inverter installation package provides the Single Phase Inverter and the mounting bracket that is required to connect it to the wall Standard tools not provided can be used during its install...

Страница 29: ...he bracket is positioned on the top as shown below Figure 8 Positioning the U shaped Part of the Bracket When mounting on a wall bolt the four outer most holes of the bracket Other holes may be used t...

Страница 30: ...o not rest the connectors at the bottom of the inverter on the ground at any time as it may damage them If you need to rest the chassis on the ground lay it on its back front or side not on its bottom...

Страница 31: ...n Overview The SolarEdge inverter can be configured in the field for an AC grid including AC voltage and frequency If the inverter s default settings are not suited to the country of the installation...

Страница 32: ...A SE7000 25 A 35 A or 40 A 240 VAC SE3000 12 5 A 20 A SE3800 16 A 20 A SE5000 21 A 30 A SE6000 25 A 35 A or 40 A SE7000 25 A 35 A or 40 A 277 VAC SE3000 SE3800 SE5000 18 5 A 25 A SE6000 22 A 30 A SE7...

Страница 33: ...selon les pays WARNING It is essential to connect the PE ground wiring before connecting the AC Line and Neutral wires Il est essentiel de connecter le c ble PE la terre avant de connecter les lignes...

Страница 34: ...phase inverter 2 0 8 2 0 8 208 208 delta 2 4 0 2 4 0 240 240 delta 2 4 0 2 4 0 240 240 delta 2 0 8 2 0 8 208 208 delta 120 WYE 240 240 120 split phase 2 0 8 2 0 8 208 208 delta Grounded cornered 2 4...

Страница 35: ...d to the grounded conductor For all other grids L1 and L2 are interchangable NOTE When connecting multiple single phase inverters in an installation connected to a three phase grid phase balancing may...

Страница 36: ...locally connected PC or laptop or to an external modem for connection to the SolarEdge Monitoring Portal You may refer to the Creating an RS232 UART Connection section on page 69 for a description of...

Страница 37: ...the Single Phase Inverter before you turn OFF the ON OFF switch at the bottom of the inverter and the AC DC switch of the Safety Disconnect enclosure N ouvrez pas le couvercle de l onduleur monophas...

Страница 38: ...able through the AC cable gland on the right and connect the wires to the appropriate terminal connectors Terminal blocks are labeled A through E as shown in Figure 15 Below the terminal blocks on the...

Страница 39: ...inal Blocks 8 Tighten the screws of each wire terminal according to the following torque The tightening moment is 1 2 1 5 Nm 0 88 1 1 pound foot 9 Verify that there are no strands in each terminal con...

Страница 40: ...igure 16 DC Cable Conduit Opening and Terminals 2 Connect the DC equipment grounding to the terminal block directly connected to the chassis with the symbol If more than two strings are required they...

Страница 41: ...2 1 5 Nm 0 88 1 1 pound foot Completing the Single Phase Inverter Installation In most cases the inverter is preconfigured before delivery After completing all connections you must verify that the inv...

Страница 42: ...harvesting system The AC DC Safety Switch is installed on the bottom of each inverter AC and DC cables run through it and connect to the inverter The AC DC Safety Switch opens all ungrounded conducto...

Страница 43: ...Installation Guide MAN 01 00002 1 6 43 For the sections that follow unless otherwise noted all images of the safety switch are based on the DCD 1ph US B switch Figure 19 DCD 1ph US B Safety Switch Fig...

Страница 44: ...head screws for fastening the AC DC Safety Switch to the wall mounting bracket Two conduit nuts for securing the Safety Switch AC and DC conduits to the inverter Mounting the Switch The AC DC Safety...

Страница 45: ...positions where to drill Place the top of the paper aligned with the bottom of the inverter mounting bracket If using the DCD 1ph US B Safety Switch the holes were already marked before installing th...

Страница 46: ...the AC and DC Conduits 6 Secure the two conduit nuts in order to hold both DC and AC conduits in place 7 Screw the bracket to the wall or pole Connecting the Switch to the Inverter To connect the AC...

Страница 47: ...is 1 2 1 5 Nm 0 88 1 1 pound foot 4 Verify that there are no wire strands outside each terminal connector and that the unused ports of the terminals are tightened 5 Close the inverter s cover as descr...

Страница 48: ...AC DC Safety Switch cover Figure 25 Inside the DCD 1ph US B AC DC Safety Switch Figure 26 Inside the DCD 1ph US A AC DC Safety Switch AC Side Conduits DC Side Conduits Equipment Grounding Terminal AC...

Страница 49: ...iate terminal connectors On the AC DC Switch chassis there is a label shown in Figure 28 which illustrates how to connect the wires when connecting to a 208V 240V grid or 277V grid Be sure to follow t...

Страница 50: ...allel in an external combiner Box before connecting a unified DC connection to the inverter NOTE If more than two strings are connected each should be properly fused on both DC and DC according to NEC...

Страница 51: ...B switch push the wire in from the bottom with a flathead screwdriver Closing the AC DC Safety Switch Covers 1 Close the AC DC Safety Switch cover by tightening the three screws 2 Install the decorati...

Страница 52: ...tall the DC and AC wires as described in this manual You may now continue setting up the new inverter and re pairing the new inverter to the existing power optimizers as described in Chapter 4 Commiss...

Страница 53: ...arEdge Installation Guide MAN 01 00002 1 6 53 10 28 in 261 mm 12 36 in 314 mm 11 81 in 300 mm 3 25 in 82 5 mm 9 34 in 237 2 mm 4 25 in 107 9 mm 8 01 in 203 5 mm Figure 31 DCD 1ph US A Switch Dimension...

Страница 54: ...Installing the Inverter SolarEdge Installation Guide MAN 01 00002 1 6 54 Figure 32 DCD 1ph US B Switch Dimensions in Inches and Millimeters...

Страница 55: ...or 300mA unless a lower value is required by the specific local electric codes In installations where the local electric code requires the use of a lower leakage GFCI the discharge current may trip t...

Страница 56: ...scribes how to activate the system commission the installation and verify the proper functioning of the system Step 1 Activating the System page 57 Step 2 Pairing Power Optimizers to the Inverter page...

Страница 57: ...0 7 1 4 1 0 0 P _ O K 0 0 0 0 0 0 S _ O K O F F 4 Verify that P_OK appears which indicates a connection to the power optimizers and that at least one power optimizer is sending monitoring data The num...

Страница 58: ...ci dessus lit OFF Step 2 Pairing Power Optimizers to the Inverter After all connections are made all the power optimizers must be logically paired to their inverter before they can start working with...

Страница 59: ...seconds until it completes the pairing process If pairing fails an error is displayed This error appears only if the above steps were not followed If an error appears then follow the pairing steps ag...

Страница 60: ...his amount of time is in accordance with the regulations of each country and is typically between three to five minutes The inverter then automatically goes to Production mode and produces power the i...

Страница 61: ...e between 250 V and 450 V 7 Verify that Pac w on the LCD Panel specifies the total AC output power produced in Watts NOTE Take note of the serial on the inverter s sticker and on its warranty card Thi...

Страница 62: ...ts See how components are connected to each other In order to enable the SolarEdge Monitoring Portal to show the strings and physical location of power optimizers you may first report the physical and...

Страница 63: ...website Registering Installation Information on the SolarEdge Website Register the site using the registration form available from the following link http www solaredge com groups site registration F...

Страница 64: ...cuit board The inverter goes into Shutdown mode and displays the following message D C V O L T A G E N O T S A F E D O N O T D I S C O N N E C T V D C 7 2 0 This message is displayed until the DC is s...

Страница 65: ...to use the disposal method dictated by the regulations of the country in which the inverters are installed To move one or more power optimizers from one inverter to another in the same site 1 Turn bo...

Страница 66: ...set up as described in this chapter Communication setup is not required for power harvesting and is needed only when using the monitoring portal Power optimizers send information to the SolarEdge Inv...

Страница 67: ...ing Server RS232 UART page 69 This communication option is provided in all inverters by default It is used to connect to any external modem that has an RS232 port Ethernet page 70 Enables the connecti...

Страница 68: ...1 connectors or block terminal connectors for communication The following shows the location of the RJ45 RJ11 communication connectors Figure 34 Ethernet and RS485 RJ45 RJ11 Connectors The following s...

Страница 69: ...ge website for a list of the types of modems offered which includes GSM and WiFi modems Each modem is provided with its own user manual which should be reviewed NOTE When connecting via RS232 make sur...

Страница 70: ...e 88 2 Follow the instructions of your SolarEdge modem for model specific configuration options 3 Connect the modem to the inverter through the RS232 connector which is the nine pin connector on the b...

Страница 71: ...ion on page 88 4 Prepare to connect the Ethernet cable to the Ethernet connector on board in the inverter as follows Insert the Ethernet wire via one of the small cable glands on the bottom of the inv...

Страница 72: ...5 An inverter has either RJ45 RJ11 connectors or block terminal connectors for communication If the inverter has RJ45 RJ11 communication connectors then connect as follows Insert the 4 wires into the...

Страница 73: ...serted into the inverter when it is delivered Pull off the Ethernet block terminal as shown on the left below Figure 40 Removing the Ethernet Block Terminal Loosen the screws of connectors 6 3 2 and 9...

Страница 74: ...n as it goes 6 Connect the other end of the Ethernet cable to the Ethernet plug of the Ethernet hub or router You can connect more than one inverter to the same hub or to different hubs as required Ea...

Страница 75: ...chain must be terminated Figure 42 Example of RS485 Bus Connection Each inverter must be connected according to the instructions below To connect the RS485 communication bus 1 Open the cover of the in...

Страница 76: ...non cela pourrait affecter la fonctionnalit de l onduleur After inserting the wire crimp a connector using a standard telephone wire crimper Two pins numbered 2 and 3 must be connected The two wires m...

Страница 77: ...k terminal connectors then connect as follows The RS485 RS232 block terminal is already inserted into the inverter when it is delivered Pull this block terminal as shown on the left below Figure 44 Re...

Страница 78: ...us uses a four wire telephone cable Insert the cable via one of the small cable glands Connect wires into the B A and G terminals on RS 485 1 All B wires on all inverters should be connected All A wir...

Страница 79: ...each connector A on one inverter to connector A on the other inverter as long as you use the same color wire The same goes for connecting between G connectors and for connecting between B connectors T...

Страница 80: ...ion Switch NOTE Only the two inverters at the ends of the chain should be terminated for best performance The other inverters in the chain should have the termination switch OFF 5 Choose a single inve...

Страница 81: ...r inverter This verifies that they are configured as Slaves The Master should report the correct number of slaves If it does not verify the connections and terminations as described above 7 Verify the...

Страница 82: ...heck whether a firewall or another device is blocking transmission Check the configuration of the inverter Troubleshooting Communication To troubleshoot a communication problem 1 Check that the modem...

Страница 83: ...Phase Inverter Front The LCD panel has three LED indicators as follows Power Production Green Indicates whether the inverter is producing power or not as follows On The inverter is producing power Bli...

Страница 84: ...section on page 84 for a description of this window Use the LCD button to toggle through the informative displays Inverter startup After the inverter is turned on and begins producing power the LCD p...

Страница 85: ...voltage in Volts Vdc v Specifies the DC input voltage in Volts Pac w Specifies the AC output power in Watts P_OK XXX YYY Indicates a functioning DC line communication connection to the SolarEdge power...

Страница 86: ...ow displays the total energy Wh produced during the last day month and year of the inverter as described below D a y W h 0 0 M o n t h K W h 0 0 Y e a r K W h 0 0 T o t a l K W h 0 0 NOTE The producti...

Страница 87: ...2 9 5 Clicking the LCD light button again redisplays the Initial Inverter Status window as described on page 85 ID Status Window After you press the inverter s LCD light button to display the window...

Страница 88: ...inverter This section describes the various LCD messages and possible configurations using the user buttons IMPORTANT NOTE The inverter and its LCD panel start operation after at least one string of p...

Страница 89: ...t least five minutes have passed Ce message est affich jusqu ce que la tension DC soit s curis e La tension de s curit par d fault est de 50V Ne pas ouvrir le couvercle ou les connecteurs DC jusqu ce...

Страница 90: ...r to the previous menu Up 1 Goes up one option in a menu Down 2 Goes down one option in a menu Enter 3 Confirms the entry or selection of a parameter 4 Press the Enter button for at least five seconds...

Страница 91: ...3 buttons shown above to type in the following default password 12312312 Inverter passwords are eight digits long each digit being between 1 and 3 The following message is displayed 1 C o u n t r y U...

Страница 92: ...Inverter User Interface SolarEdge Installation Guide MAN 01 00002 1 6 92 The following shows a hierarchical tree of the menu options...

Страница 93: ...the Up and Down buttons inside the inverter to move the asterisk to the relevant menu option and then press the Enter button to select it Use the three rightmost buttons to type in a number if requir...

Страница 94: ...Inverter User Interface SolarEdge Installation Guide MAN 01 00002 1 6 94...

Страница 95: ...of the parameters that appear after USA is selected 1 A u t o 2 2 0 8 V 3 2 4 0 V 4 2 0 8 V N o N e u t r a l 5 2 4 0 V N o N e u t r a l 6 2 7 7 V After selecting the country you are asked to confir...

Страница 96: ...Display option to display the following three options 4 1 LCD On Time 30 Specifies the number of seconds that the LCD panel backlight is ON after the LCD light button is pressed 30 represents the def...

Страница 97: ...on is required NOTE This menu shows only the actual communication options installed in the inverter based on the ordering options selected If a communication option is not installed in the inverter th...

Страница 98: ...e a s e t o e n t e r m e n u R e m a i n i n g 3 s e c Continue to hold down the button to continue the normal pairing function which is displayed and described on page 58 Releasing the button displ...

Страница 99: ...r or laptop to the inverter through the RS232 connector The communication board may also include a mini USB connector If it does you may connect the laptop directly to this connector This tool provide...

Страница 100: ...he inverter s LCD panel describes their meaning and describes how to troubleshoot each one Each message may comprise up to two lines of 20 characters each The following shows the format of an error me...

Страница 101: ...or LCD Message Description Troubleshooting 9 AC Current Surge The internal hardware that measures AC current has measured substantially high output currents This may occur because of changes in the AC...

Страница 102: ...ISTS Only a qualified technician should handle this problem and only after taking proper precautions Shut OFF the inverter by turning the ON OFF switch at the bottom of the inverter OFF and disconnect...

Страница 103: ...k the grid operator whether a large surge source or irregular load exists near the installation site If the grid does not have problems contact SolarEdge support 14 AC Voltage Too High AC voltage surg...

Страница 104: ...lfunctioning and recheck its connections to the inverter Verify that no PV modules are connected directly to the inverter without a power optimizer Recommission all inverters in the site as described...

Страница 105: ...dge support 28 RCD Sensor Error The RCD measurement mechanism has failed during the wake up test phase If the problem persists contact SolarEdge support 29 30 Phase Balance Error The monitoring hardwa...

Страница 106: ...er to the SolarEdge Installation Tool User Guide for more detail 35 AC Freq Too Low Grid frequency is below the limit permitted in this country Consult the grid operator If you are permitted by the lo...

Страница 107: ...in the same manner as error 32 43 Internal HW Error Internal hardware error If the problem persists contact SolarEdge support 44 No Country Selected The inverter is not configured to any country Sele...

Страница 108: ...5200 208V 6000 240V 6000 277V 5200 208V 6000 240V 7000 277V W AC Output Voltage Minimum Nominal Maximum 183 208 229 211 240 264 183 208 229 211 240 264 244 277 294 Vac AC Frequency Minimum Nominal Ma...

Страница 109: ...d Yes Maximum Input Voltage 500 Vdc Nominal DC Input Voltage 325 208V 350 240V 400 277V Vdc Maximum Input Current 10 12 5 16 18 18 5 Adc Maximum Input Short Circuit Current 30 Adc Maximum Input Source...

Страница 110: ...DC Input Conduit Dimensions H x W x D 27 5 x 12 5 x 7 540 x 315 x 172 27 5 x 12 5 x 7 5 540 x 315 x 191 in mm Dimensions H x W x D with AC DC Switch 30 5 x 12 5 x 7 775 x 315 x 172 30 5 x 12 5 x 7 5...

Страница 111: ...ncy Range Hz Max Clearing Time Sec 60 5 0 16 59 3 0 16 OP250 LV OP300 MV and OP400 MV OP250 LV OP300 MV OP400 MV Input Rated Input DC Power 250 300 400 W Absolute Maximum Input Voltage 55 75 Vdc MPPT...

Страница 112: ...dby Power Optimizer Disconnected from Inverter or Inverter Off Safety Output Voltage per Power Optimizer 1 Vdc PV System Design Minimum Number of Power Optimizers per String 1 or More Modules per Powe...

Страница 113: ...Input Connector MC4 MC3 Tyco H S Amphenol H4 Operating Temperature Range 40 65 40 150 C F Protection Rating IP65 NEMA 4 Relative Humidity 0 100 PB250 AOB and PB350 AOB Input Rated Input DC Power 250 W...

Страница 114: ...izer 1 Vdc PV System Design String Limitations EU 1ph System 8 25 Modules String Limitations EU 3ph System 16 50 Modules Parallel Strings of Different Lengths or Orientations Yes Standard Compliance E...

Страница 115: ...module manufacturer for information about the proper positioning and its impact on the module warranty Avant d installer directement sur le module ou sur le cadre du module consultez d abord le fabric...

Страница 116: ...dge Installation Guide MAN 01 00002 1 6 116 OP250 LV OP300 MV OP400 MV Power Optimizers The following figure shows the mechanical specifications for the OP250 LV OP300 MV OP400 MV power optimizers Fig...

Страница 117: ...llation Guide MAN 01 00002 1 6 117 PB250 AOB and PB350 AOB Power Optimizers The following figure shows the mechanical specifications for the PB250 AOB and PB350 AOB power optimizers Figure 51 PB250 AO...

Страница 118: ...te at full power and full currents up to a temperature of 120 F 50 C The inverters may be used above this temperature with reduced ratings The de rating of these inverters when connected to the 208V 2...

Страница 119: ...rdance with the installation directions and use guidelines accompany the Products collectively the Documentation If during the applicable Warranty Period buyer discovers any defect in workmanship and...

Страница 120: ...eplace the Product or part s to which the Limited Warranty applies warranty coverage includes the cost of the replacement the Product or part s In addition SolarEdge shall bear shipping costs in respe...

Страница 121: ...LICABLE LAW FOR ALL OTHER TRANSACTIONS THE DURATION AND EXTENT OF ANY IMPLIED WARRANTIES IS LIMITED TO THE FULLEST EXTENT ALLOWED BY LAW Claims by buyer that go beyond the warranty terms set out herei...

Страница 122: ...Limited Product Warranty SolarEdge Installation Guide MAN 01 00002 1 6 122...

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