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66

en

3.1 

Block circuit diagram

DC-Switch Q1

DC-Inputs

Tracker 1

Booster

DC

DC

AC

LC 

Filter

K1

K2

EMC

Filter

DC

DC

DC

DC

DC

Booster

EMC 

Filter

& VDR

U

Booster

Inverter

AC Output

3 x 400 

V

AC

SolarMax MT

-Series Inverter

Control Unit

DC-Inputs

Tracker 2

DC-Inputs

Tracker 3 *

* T

racker 3 only for SolarMax 13MT and 15MT

DC Measurement

AC Measurement

Display

Booster Control

Fan Control

Inverter Control

Status-Relay

RS485/

Ethernet

Summary of Contents for 10MT2

Page 1: ...SolarMax MT Serie 8MT2 10MT2 13MT2 13MT3 15MT2 15MT3 Gerätedokumentation n Instruction manual n Documentation d appareil n Documentación del dispositivo n Documentazione dell apparecchio ...

Page 2: ...Lightning protection 69 4 4 Scope of delivery 70 4 5 Installation 70 4 6 Electrical connection 71 4 6 1 Integrated overvoltage protection 72 4 6 2 AC connection 73 4 6 3 DC connection 75 4 6 4 Status signalling contact 77 4 6 5 Monitoring external input 77 4 6 6 Communications sockets 78 4 6 7 External protective conductor 79 4 7 External earth leakage circuit breaker ELCB 79 5 Commissioning 80 5 ...

Page 3: ...operation 99 9 4 Communications activity 99 10 Troubleshooting 100 10 1 SolarMax Service Centre 101 10 2 Diagnosis measures 102 10 2 1 General troubleshooting 102 10 2 2 Warnings 102 10 2 3 Failures 103 10 2 4 Error 104 10 2 5 Blockings 105 11 Maintenance 105 12 Disposal 105 13 Specifications 106 13 1 Specifications 106 13 2 Efficiency curve SolarMax 15MT3 107 13 3 Temperature dependent output red...

Page 4: ...ied electrician 1 2 Where to keep this manual The plant operator must ensure that this instruction manual is available to those responsi ble for the plant at all times If this original document is lost an up to date version of this instruction manual can be downloaded from our website at all times www solarmax com 1 3 Symbols used 1 3 1 Symbols in the instruction manual From time to time you will ...

Page 5: ...nual in advance may install SolarMax inverters n The responsible electrician shall be responsible for complying with the applicable local installation and safety regulations n Ignoring the installation and safety instructions shall forfeit any and all warranty and liability claims n The inverters must remain closed at all times during operation n The photovoltaic generator supplies direct current ...

Page 6: ...he fed in current and as a result extremely negligible grid feedback During mains operation the integrated grid monitoring permanently checks various pa rameters of the AC grid in this the set limit values depend on the installation site select ed An integrated AC DC sensitive leakage current sensor monitors the stray and leakage currents at the generator end during operation If values exceed or f...

Page 7: ...C DC DC DC DC Booster EMC Filter VDR U Booster Inverter AC Output 3 x 400 V AC SolarMax MT Series Inverter Control Unit DC Inputs Tracker 2 DC Inputs Tracker 3 Tracker 3 only for SolarMax 13MT and 15MT DC Measurement AC Measurement Display Booster Control Fan Control Inverter Control Status Relay RS485 Ethernet ...

Page 8: ...ons Front view 1 750mm 550mm 1 Graphics display with status LED and three buttons Side view left 2 1 3 200mm 1 Fan cover air intake 2 DC disconnector Q1 3 Connection option for external protective conductor Side view right 1 1 Fan cover air outlet ...

Page 9: ...ts operating safety as well as its expected service life and efficiency When you select an installation site for the inverter please follow these instructions DANGER n The inverter and all feed lines must be installed out of reach of children or pets especially rodents n Do not store any highly inflammable liquids near the inverter and do not expose the inverter to any highly inflammable gases or ...

Page 10: ...essible area of approx 0 5 metres in height below the inverter n Make sure there is sufficient ventilation if the inverter is installed inside a building or plant room Maximum useful life requires that the ambient temperature is never higher than 30 C n Due to possible noise emissions we do not recommend installation in or near resi dential rooms or workplaces n The ambient air should be dust free...

Page 11: ...tion base You will find more information about how to properly install the inverter in the quick guide included in the delivery 1 Drill four holes Ø 8mm in diameter and with a depth of 60mm drill hole pattern shown in the figure of the installation plate 2 Insert the dowels 3 Attach the installation plate using the four 6 x 50 screws and washers 4 Mount the inverter carefully from above into the h...

Page 12: ...ion plate MT series 235 mm 100 mm 1 2 1 Recesses for lock with splint 2 Hole Ø 10mm for padlock against theft 4 6 Electrical connection The MT series inverters have the following connection options 1 2 3 4 4 5 6 7 ...

Page 13: ...the inverter must be appropriate for the expected voltages currents and ambient conditions temperature UV load etc n Make sure that all lines are laid tension free CAUTION n The inverter must be installed in a suitable location see Siting section n Make sure that all the lines into the inverter are laid so as to avoid earth leakage or short circuits 4 6 1 Integrated overvoltage protection The MT s...

Page 14: ...ation about the recommended mains fuses and the minimum required line cross sections necessary for the AC feed line SM8MT2 SM10MT2 SM13MT2 SM13MT3 SM15MT2 SM15MT3 Mains fuses C characteristic 16A 20A 25A 25A Minimum line cross section AC and protective conductor 2 5mm2 4mm2 4mm2 4mm2 Confectioning the AC connector The AC feed line is connected to the inverter using the included Amphenol AC connect...

Page 15: ...ctor PE to the screw terminal with the earth symbol Tightening torque 0 7Nm 5 Check that each individual core is securely connected 6 Screw the casing onto the contact base Tightening torque 1 2Nm 7 Screw the retainer ring onto the casing Tightening torque 5Nm The AC feed line can now be connected with a twisting movement to the AC connection of the inverter bayonet connector with locking pin As s...

Page 16: ...ections The position of the plus and minus connections is identical for all DC inputs 1 to 3 Trackers 1 to 3 operate independently of each other thus enabling simultaneous con nection of strings with different characteristics orientation dimensioning module type to a shared inverter The plus and minus connections of different trackers must not be connected to each other MPP Tracker 2 MPP Tracker 1...

Page 17: ...lus or minus pole of the PV generator must not be earthed under any circumstances Otherwise the isolation monitoring in the inverter prevents a mains connection n Select cable cross sections for the DC feed lines corresponding to your plant configu ration and in conformance with the valid local installation regulations n Remember that the shared plus and minus pole of a string must always be con n...

Page 18: ...O normally open open when idle 2 COM 3 NC normally closed closed when idle 4 Not used Contact diagram idle COM NC NO 4 6 5 Monitoring external input PV plants connected to the grid in Germany with an output of more than 30kVA require a central grid and plant protection G P protection If the Monitoring external input function is activated the grid relays of the inverter can be used as interconnecti...

Page 19: ...ng contact Pinout Contact Description 1 Phase L1 L2 or L3 2 Not used 3 Not used 4 Neutral conductor N 4 6 6 Communications sockets The SolarMax MT series inverters have two RJ45 sockets for data communication within a MaxComm network n The left hand RJ45 socket is only an RS485 interface The RS485 interface is used for connections to other SolarMax inverters or accessories with MaxComm interface n...

Page 20: ...ctor connection is required according to EN 50178 Connecting conditions n Minimum conductor cross section 4mm SM8MT2 2 5mm n M6 connections see 4 6 Electrical connection page 71 4 7 External earth leakage circuit breaker ELCB The SolarMax MT series inverters have an integrated AC DC sensitive leakage current sensor This sensor is able to distinguish between the operational capacitive stray cur ren...

Page 21: ...tion At night or when the DC end is shut down the inverter is disconnected from the grid Operating the inverter and the ability to communicate via the interfaces are only possible when the inverter is switched on Switching on 1 Switch on the DC disconnector Q1 The inverter switches on after a couple of seconds the graphics display is activated assuming there is enough power coming from the PV gene...

Page 22: ...r the SolarMax Service Centre if you have any doubt regarding the settings you must select Procedure 1 Switch on the DC disconnector Q1 The Initial Setup menu will be displayed on the graphics display Select the display language from the Language menu Enter the current time Enter today s date The inverter saves the date entered as the initial start up date Click to confirm the entries 2 Select the...

Page 23: ...1 Press to confirm your entry With the 30kVA setting the Monit ext in put menu is displayed step 5 Standard menu Setting Description Guida Connessioni Required setting if the inverter is commissioned within a PV plant connected to the grid before 1 July 2012 CEI 0 21 Required setting if the inverter is commissioned within a PV plant connected to the grid after 30 June 2012 Press to confirm your en...

Page 24: ... Main menu page 86 6 Operation 6 1 Graphics display The graphics display on the front of the inverter shows the inverter s system variables status information and failure messages The display allows you to learn the current de vice status access the integrated data logger and enter various settings for the inverter Navigate the various menus using the three buttons under the display The display is...

Page 25: ...bol appearing directly over the button in each case Symbol Function Scroll up increase number or next element Scroll down or previous element Back to higher level menu Select next number Display selected sub menu or confirm changes Launch edit mode for selection Abort 6 3 Menu structure 6 3 1 Main menu The Main menu provides access to other menu levels Use the arrow keys and to select the desired ...

Page 26: ...menu items Main menu Overview Measured values Statistics Days Months Years Total Reset Configuration Language Time date Device address Ethernet Netmask TCP port Status relay Status relay delay Settings Information Auto Test IP Only for country setting Italy ...

Page 27: ...for billing purposes The following measured values can be accessed Measured value Description Vdc 1 2 3 DC input voltages trackers 1 2 and 3 SM8MT2 SM10MT2 SM13MT2 SM15MT2 trackers 1 and 2 Idc 1 2 3 DC input currents trackers 1 2 and 3 SM8MT2 SM10MT2 SM13MT2 SM15MT2 trackers 1 and 2 Pdc Input power Pdc 1 2 3 Input power trackers 1 2 and 3 SM8MT2 SM10MT2 SM13MT2 SM15MT2 trackers 1 and 2 Vac L1 L2 L...

Page 28: ...s the inverter s internal data logger The accessible statistics are for the most recent 31 days 12 months or 10 years The Total sub menu contains the accumulated yield and operating data since initial start up of the inverter Use the button to highlight a statistic category Select a category by pressing the button Press the left button to return to the Main menu ...

Page 29: ... menu Monthly statistics This menu provides access to the data from the most recent 12 months Use the and buttons to select a monthly statistic Press the left button to return to the Statistics menu Yearly statistics This menu provides access to the data from the most recent 10 years Use the and buttons to select a yearly statistic Press the left button to return to the Statistics menu ...

Page 30: ...OTE Once deleted this data is irretrievably lost Press the button to confirm the deletion of all the statistics entries Use the button to enter the Statistics menu without deleting the statistics entries 6 3 5 Configuration All available operating parameters and advanced functions of the inverter are listed in the Configuration menu The settings displayed for the limit values and the functions dep...

Page 31: ...it V t Vac min 2 Release time for minimum admissible mains voltage ms Vac max 2 Maximum admissible mains voltage second limit V t Vac max 2 Release time for maximum admissible mains voltage ms Vac 10 min max Maximum admissible average value of the mains voltage over the last 10 minutes V f min 1 Minimum admissible mains frequency first limit Hz t f min 1 Release time for minimum admissible mains f...

Page 32: ...s Ierr max Maximum admissible leakage current effective value on the DC end mA P f Mode Frequency dependent power reduction Inactive on Reduction Reduction of effective power Pac in P f mode Hz f start Starting frequency of the P f mode Hz f stop Stop frequency of the P f mode Hz Re increase Maximum increase to the maximum effective power Pac max after the P f mode was exited min Q Mode Selected r...

Page 33: ...ry only possible in MaxTalk Status relay The functions of the status relay or the status signalling contact can be adjusted There are four different functional settings Setting Description Off The status signalling contact is always open Mains When the inverter starts mains operation the status signalling contact closes immediately and remains closed as long as the inverter is feeding in If the in...

Page 34: ...ncreased After editing this number use the button to go to the next number which in turn can be in creased using the button Press the left button to return to the Main menu 6 3 7 Information This menu contains the following information n Device type SM8MT2 SM10MT2 SM13MT2 SM13MT3 SM15MT2 or SM15MT3 n Serial number n Firmware version n Status message and two digit number code if a device error occu...

Page 35: ... Wait until the inverter has connected to the grid 2 Select the Auto Test menu item in the Main menu 3 Answer the question whether the Auto Test should be executed with YES 4 The Auto Test now runs automatically NOTE If an error occurs during the test or the irradiance is too low the Auto Test is aborted and the message Auto Test aborted appears in the display together with an associ ated error me...

Page 36: ...gered 3 The trigger value the trigger time the current value and the default value of frequency monitoring f max are displayed Minimum frequency 1 The set frequency monitoring threshold f min is displayed 2 The threshold value is incremented linearly until it reaches the current mains frequency value and grid monitoring is triggered 3 The trigger value the trigger time the current value and the de...

Page 37: ...ices The device is operated using a convenient touch screen display MaxWeb xp The gateway to Internet supported communication MaxWeb xp is a data logger monitoring unit and web server in one For all those who want to have their PV plant monitored and checked reliably and professionally MaxWeb xp is the ideal solution You can access your PV plant from any PC with an internet connection to check cur...

Page 38: ...ernet If you want to operate the right RJ45 communications socket on the terminal block as an Ethernet interface enter on at this point IP If you want to access your inverter from a local area network LAN enter an unassigned IP address from your LAN here Netmask Please enter the pertinent subnet mask for your IP address here TCP Port Enter the desired TCP port for communications with the inverter ...

Page 39: ... also display warnings Warnings result from device errors or external failures which however do not affect the mains operation of the inverter Losses of yield are possible however Warnings have no relation to the operating status and are displayed on the graphics dis play alternately with the current status message The status messages of the Failure Error and Blocked operating statuses as well as ...

Page 40: ...current in the MPP is higher than the maximum permissible DC current of the inverter Iac limitation The inverter limits the fed in mains current to the maximum permissible value This can occur in response to major fluctuations in irradiation low mains voltage or due to an over dimensioned PV generator Restart limitation The inverter increases the active power after the conclusion of an external li...

Page 41: ... performed by qualified electricians only 1 Check whether the inverter and PV generator have been installed correctly Check the cable connections using the instructions and information contained in the Installa tion section of this manual 2 Determine the cause of the failure by checking the message in the graphics display The chapter Diagnosis measures page 102 explains possible ways of correcting...

Page 42: ...re you are experiencing status message etc Availability Monday to Friday from 8 00 am to 5 00 pm Calls from Germany 49 180 276 5 276 Switzerland 41 32 346 56 06 France 33 4 72 79 17 97 Italy 39 0362 312 279 Spain 34 902 16 06 26 Belgium 32 2 535 77 32 Czech Republic 420 222 191 456 Great Britain 44 208 973 2556 China 86 21 6182 6799 Greece 30 210 727 91 61 Bulgaria 359 2 805 7223 Other countries 4...

Page 43: ...ixed up Connect the PV generator properly 10 2 2 Warnings Warning Cause Measure Failure fan A fan is defective or dirty Contact the SolarMax Service Centre Temperature limitation The feed in power has been temporarily reduced to limit the temperature of the inverter Clean the fan grids and improve ventilation in the operations room Failure temp sensor A temperature sensor in the inverter has faile...

Page 44: ...ector Q1 immediately and disconnect the PV generator from the inverter Check the dimensioning of the PV generator No mains No mains BP There is no mains voltage or the AC supply has been interrupted Check the AC supply Mains error Mains error BP The grid has been switched off If this problem continues to occur contact the responsible grid operator Frequency too high Frequency too high BP The mains...

Page 45: ...rent has exceeded the admissible absolute limit value lerr max Ierr step too high Ierr step too high BP The DC leakage current has exceeded the admissible step value L and N interchanged A phase and the neutral conductor are incorrectly con nected interchanged Connect the AC supplies correctly Error DC polarity One or more DC connections are connected incorrectly incorrect polarity Connect the DC ...

Page 46: ... simple maintenance work described below at regular intervals The maintenance intervals must be set keeping the ambient conditions in mind especially exposure to dust The following checks can be performed by the plant operator If you discover problems while performing these checks contact the electrician in charge of maintenance or our SolarMax Service Centre n Functional check of the inverter usi...

Page 47: ...VA Nominal mains voltage 3 x 400V 3 x 400V 3 x 400V 3 x 400V 3 x 400V 3 x 400V Maximum AC current 3 x 12A 3 x 16A 3 x 20A 3 x 22A 3 x 20A 3 x 22A Mains nominal frequency range 50Hz 45Hz 55Hz Power factor cos φ Adjustable from 0 8 overexcited to 0 8 underexcited Distortion factor at rated output power 3 Connection type Amphenol Grid connection Three phase 3 N PE Efficiency Max efficiency 98 0 Europ...

Page 48: ...to A70 1 ENEL Guida Connessioni Ed 2 2 RD 661 RD 1699 G59 2 G83 2 2 PPC Guide C10 11 EN 50438 3 AS 4777 CQC Golden Sun Device safety GS certified safety VDE according to EN 50178 EC 62109 1 AS 3100 Interfaces Data communication RS485 Ethernet via two RJ45 sockets Status signalling contact M12 connector with relay as N C contact N O contact Weight dimensions Weight 39kg 39kg 39kg 39kg 42kg 42kg Dim...

Page 49: ...0 4 0 2 0 10 0 10 20 30 40 50 Standardised output Pac Pac max Ambient temperature C Temperature dependent output reduction SM8MT2 SM10MT2 13 3 2 SM13MT2 SM13MT3 20 15 5 5 15 25 35 45 55 60 65 1 2 1 0 0 8 0 6 0 4 0 2 0 10 0 10 20 30 40 50 Standardised output Pac Pac max Ambient temperature C Temperature dependent power reduction SM10MT2 ...

Page 50: ...3 3 3 SM15MT2 SM15MT3 20 15 5 5 15 25 35 45 55 60 65 1 2 1 0 0 8 0 6 0 4 0 2 0 10 0 10 20 30 40 50 Standardised output Pac Pac max Ambient temperature C Temperature dependent power reduction SM15MT2 SM15MT3 ...

Page 51: ... 300 Iac mean max mA 1000 1000 1000 1000 1000 0 5 of Iac max Restart delay s 0 0 0 0 0 0 Mains check On Off On On Off On On On Vac MC max V 253 253 280 253 280 264 Vac MC min V 196 196 161 184 219 196 f MC max Hz 50 05 50 05 55 50 2 50 05 50 5 f MC min Hz 47 5 47 5 45 47 5 47 5 48 t MC monitoring s 60 60 0 30 0 180 Island Detection On Off On On On On Off On Soft Start W s 0 0 0 0 0 0 Pac progressi...

Page 52: ... 0 100 Vac 10 min max V 0 0 0 253 253 0 Monit ext input On Off f min 1 Hz 49 7 0 0 47 5 47 5 49 8 t f min 1 ms 100 0 0 200 120 500 f max 1 Hz 50 3 0 0 50 2 50 5 50 2 t f max 1 ms 100 0 0 200 120 500 f min 2 Hz 0 0 0 0 0 49 5 t f min 2 ms 0 0 0 0 0 100 f max 2 Hz 0 0 0 0 0 0 t f max 2 ms 0 0 0 0 0 0 df dt max Hz s 0 0 0 0 0 0 Ierr max mA 300 300 300 300 300 300 Iac mean max mA 0 5 of Iac max 0 5 of...

Page 53: ...at Britain Switzerland Bulgaria Mainland Islands Vac min 1 V 184 184 196 212 184 184 t Vac min 1 ms 500 500 1500 2500 200 200 Vac max 1 V 264 264 264 259 264 264 t Vac max 1 ms 500 500 200 1000 200 200 Vac min 2 V 0 0 0 196 0 0 t Vac min 2 ms 0 0 0 500 0 0 Vac max 2 V 0 0 0 271 0 0 t Vac max 2 ms 0 0 0 500 0 0 Vac 10 min max V 253 253 253 0 253 253 Monit ext input On Off f min 1 Hz 49 5 47 5 47 47...

Page 54: ...13000 13000 13000 13000 Pac max SM15MT2 3 W 15000 15000 15000 15000 15000 15000 Iac max SM8MT2 A 12 12 12 12 12 12 Iac max SM10MT2 A 16 16 16 16 16 16 Iac max SM13MT2 3 A 20 20 20 20 20 20 Iac max SM15MT2 3 A 22 22 22 22 22 22 Parameter Unit Romania Hungary Turkey China Israel Australia Vac min 1 V 184 184 184 196 207 207 t Vac min 1 ms 200 200 200 2000 2000 2000 Vac max 1 V 264 264 264 253 264 26...

Page 55: ...t V FRT On Off K factor S max SM8MT2 VA 8000 8000 8000 8000 8000 8000 S max SM10MT2 VA 10000 10000 10000 10000 10000 10000 S max SM13MT2 3 VA 13000 13000 13000 13000 13000 13000 S max SM15MT2 3 VA 15000 15000 15000 15000 15000 15000 Pac max SM8MT2 W 8000 8000 8000 8000 8000 8000 Pac max SM10MT2 W 10000 10000 10000 10000 10000 10000 Pac max SM13MT2 3 W 13000 13000 13000 13000 13000 13000 Pac max SM...

Page 56: ...0 Island Detection On Off On Soft Start W s 0 Pac progression min 0 P f Mode On Off f start Hz f stop Hz Reduction Hz Re increase min Q Mode Off Vac Lock On Off Vac Lock In V Vac Lock Out V FRT On Off K factor S max SM8MT2 VA 8000 S max SM10MT2 VA 10000 S max SM13MT2 3 VA 13000 S max SM15MT2 3 VA 15000 Pac max SM10MT2 W 8000 Pac max SM8MT2 W 10000 Pac max SM13MT2 3 W 13000 Pac max SM15MT2 3 W 1500...

Page 57: ...e were no lack of conformity n the significance of the lack of conformity and n upon consideration of the question whether an alternative remedy option could be used with out substantial inconveniences for the purchaser would be unreasonable when compared to the alternative remedy option completed without significant inconvenience to the buyer Free provision of the warranty services n The guarante...

Page 58: ...k aging by the buyer This guarantee is in accordance with Directive 1999 44 EC of the European Parliament and of the Council from 25 May 1999 on certain aspects of the sale of consumer goods and associated guaran tees Any legal consumer rights under applicable national legislation within the personal objective or geographic scope of this directive are not affected by the guarantee Service and guar...

Page 59: ...118 en ...

Page 60: ...3MT3 15MT 15MT2 15MT3 EMC Emission EN 61000 6 3 2007 X X X X X X X X X EN 61000 6 4 2007 X X X X X X X X X EMC Immunity EN 61000 6 1 2007 X X X X X X X X X EN 61000 6 2 2005 X X X X X X X X X Utility Interference EN 61000 3 2 2006 A1 2009 A2 2009 X X X EN 61000 3 12 2005 X X X X X X EN 61000 3 3 2008 X X X EN 61000 3 11 2000 X X X X X X Equipment safety EN 62109 1 2010 X X X X X X X X X The produc...

Page 61: ...x com Les certificats et déclarations de conformité spécifiques à chaque pays peuvent être consultés dans la zone de téléchargement à l adresse www solarmax com Certificados y documentos de conformidad específicos del país pueden verse en la zona de descarga en www solarmax com I certificati e le dichiarazioni di conformità nazionali si possono consultare nella rubrica Downloads del sito www solar...

Page 62: ... France 33 4 72 79 17 97 Italia 39 0362 312 279 España 34 902 160 626 Benelux 32 2 535 77 32 Česká Republika 420 222 191 456 United Kingdom 44 208 973 2556 中国 86 21 6182 6799 Ελλάδα 30 210 727 91 61 България 359 2 805 7223 Other countries 41 32 346 56 06 Fax 41 32 346 56 26 E Mail hotline solarmax com ...

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