Contents 1. Supplement to Manual Set 2. Grid Codes 3
Contents
1. a 20A J VA en 20A 1 A o 20A 30A x 4 A 20A 2 12A 20A b Xn 30A dA en 20A Illustration 5 2 Incorrect Parallel Connection Legend 1 Parallel jumper 2 Parallel connection 1 input Current in first input is exceeded thus overloading cable and PV load Switch 3 Parallel connection missing All PV power feeds into one input thus risking overload of PV connec tor cable and PV load switch 4 Parallel jumper missing thus risking overload of PV connector cable and PV load switch in the event of inverter failure L00410591 04 02 15 6 Miscellaneous Danfisi 6 Miscellaneous 6 1 CLX Portal 6 1 1 How to Register the TLX Pro Inverter on the CLX Portal For instructions on how to register the TLX Pro inverter on the CLX Portal go to www danfoss com solar Products gt CLX Portal How to register 6 2 UTE Requirements in France For installation in France apply warning label to front of inverter Illustration 6 1 Position of Warning Label 6 3 Residual current Device RCD The design of TLX leads to a DC leakage cur2. 3 A 250 12 0 500 12 0 ne 1 E Wo 10 600 10 0 Co ete 800 7 5 T pene oP 5 5 be 4 at EE cm oes 2 ooo T E T T T T E T 100 200 300 400 500 600 700 800 900 1000 U py IV Ppy W y 6000 500 6000 800 6000 5500 5000 4500 4000 3500 250 3120 3000 250 3000 2500 2000 1500 1000 500 T E T T T T E T p 100 200 300 400 500 600 700 800 900 100 Upy V Illustration 4 4 MPP Area TLX 6k and TLX Pro 6k Legend 1 Maximum short circuit current 2 Maximum open circuit voltage 3 Constant current 4 Constant power 5 MPP area 6 MPP area nominal power 4 1 8 Recommendations and Goals when Dimensioning Optimis ing PV Power See also the TLX Reference Manual Chapter 5 The ratio between installed PV power at STC Pstc and nominal inverter power Pnom the so called PV to grid ratio Kev Ac is used to evaluate the sizing of the inverter To reach a maximum Performance Ratio with a cost efficient solution the following upper limits should not be excee ded 12 L00410591 04 02 Darfi 4 TLX Series 6k System Type Max Kpv ac Corresponding power for TLX Series 6k Tracker systems 1 05 6 3 kWp Fixed systems with optimal conditions Close to ideal orientation
3. versus AC Power kW TLX Series 6k TPPV UPV 420 V 700 V 800 V 5 88 2 89 6 87 5 10 91 8 92 8 91 4 209 o 93 6 94 4 94 5 30 94 9 95 8 96 0 50 96 4 97 6 97 4 100 96 7 97 8 97 9 EU 95 4 96 5 96 3 Table 4 4 Efficiencies Danfoss TLX 6k and Danfoss TLX Pro 6k 4 1 5 Cable Requirements See also the TLX Reference Manual Chapter 5 Cable Requirement TLX Series 6k Maximum inverter current 9A Recommended fuse type gL gG 13A Table 4 5 Mains Circuit Specifications 96 150AA044 10 0 5 m Illustration 4 2 TLX Pro 6k Cable Losses 96 versus Cable Length m 10 L00410591 04 02 Rent 4 TLX Series 6k 4 1 6 Grid Impedance 150AA049 10 Illustration 4 3 Grid Impedance Maximum Permissible Grid Impedance Ohm versus No load Grid Volt age V 4 1 7 Nominal Operating Area See also the TLX Reference Manual Chapter 5 The nominal maximum input specification per PV input and total are given in the table below Parameter TLX Series 6k Number of inputs 2 Nominal maximum PV power per input 6000 W Maximum input voltage open circuit 1000 V Maximum input current 12A Nominal maximum PV power total 6200 W Table 4 6 PV Operating Conditions L00410591 04 02 11 4 TLX Series 6k o l py A
4. The inverter output power will now be limited to a percentage of the nominal AC output power For example For a 12 5 kW inverter when the output power is limited to 70 then output power 12 5 x 0 7 8 75 kW 3 4 Verification 3 4 1 3 4 2 3 4 3 To verify that the change in configuration has been implemented access at security level 0 or higher is required Display Interface Inverter Level To view the output power limit of the inverter Go to Status gt Grid management gt Output power limit The value of the limit is displayed as an absolute value or percentage depending on the chosen setting Web Server or Service Interface Plant Level To view the power level adjustment setting of the plant Go to Plant gt View gt Overview The value for power level adjustment of the plant is displayed as a percentage Web Server or Service Interface Inverter Level To view the overall output power limit of the inverter Go to Inverter gt View Overview The value for power level adjustment of the inverter is displayed as a percentage To view the output power limit of the inverter Go to Inverter gt Status Grid management gt Output power limit The value of the power limit is displayed as an absolute value or percentage depend ing on the chosen settings L00410591 04 02 DPanfots 4 TLX Series 6k Eb Y NA 4 1 Functionality Overview 4 1 1 TLX Series 6k Unless
5. Installations less than or equal to 13 8 kVA For some grid codes the setpoint curve behaviour is only activated over a certain grid voltage level Italy To ensure that sufficient current is always available to supply the required reactive power the inverter must allocate spare capacity In these cases the inverter active power output is limited to name plate rating x cos required Example 6 kVA x 0 9 5 4 kW see AC power rating table To override this value set reactive power settings via the web interface at Plant level Setup Grid Management To remove this allocation of spare capacity disable reactive power 4 L00410591 04 02 Panfets 3 Functionality Supporting EEG2012 Ger many 3 Functionality Supportinc 3 1 Introduction For installation in Germany for inverters of any rating follow this instruction carefully This inverter complies with the requirements of Erneuerbare Energien Gesetz EEG2012 The EEG2012 redefines how PV installations are designed in terms of output power and grid connec tion The requirement for remote controlled power reduction known as Power Level Adjust ment is extended from installations exceeding 100 kW capacity only to apply to all installations Alternatively for installations of capacity up to and including 30kWp a 70 rule can be applied 3 2 Configuration of Power Level Adjustment Power level adjustment PLA is an existing feature in the inv
6. 1 12 6 7 kWp between SW and SE and inclination greater than 10 i Fixed systems with semi optimal conditions Orientation or incli 1 18 7 1 kWp nation exceeds the above mentioned limits Table 4 7 Optimisation of PV Configuration 4 1 9 Technical Specifications See also the TLX Reference Manual Chapter 12 Nomencla Parameter TLX Series 6k ture AC Pac r Max Nom power AC 6000 W Reactive power range 0 3 6 kVA Vac r Rated output voltage 3 x 230 V Vac min Vac max AC voltage range P N 3 x 230 V 20 Nominal current AC 3x9A Tacmax Max current AC 3x9A AC current distortion THD lt 4 cosphiac r Power factor at 100 load gt 0 99 0 8 over excited Controlled power factor range 0 8 under excited Connecting power loss 10 W Night time power loss off grid lt 5W fr Grid frequency 50 Hz fmin fmax Grid frequency range 50 5 Hz DC Nominal power DC 6200 W Max recommended PV power at STC 2 7100 Wp Vader Nominal voltage DC 700 V DE MPP voltage nominal power 2 260 800 V mppmax MPP efficiency 99 9 Vdcmax Max DC voltage 1000 V Vacstart Turn on voltage DC 250 V Vdcmin Turn off voltage DC 250 V Tdcmax Max current DC 2x12A Max short circuit current DC at STC 2x12A Min on grid power 20W Effi Max efficiency 97 896 ciency Euro efficiency V at acr 96 5 Table 4 8 Technical Specifications 1 According to EN 50524 2009 2 For fixed systems with semi optimal conditions 3 At identic
7. 1 kW 8 75 kW 1 kW 9 75 kW 9750 W The entry for Absolute value is 9750 Lovely Configure a Limit for the Output Power Inverter eve Note Access at security level 1 or higher is required in order to configure PLA and output power limits Configuration via display interface 1 In the inverter display go to Setup gt Grid management Output power 2 Follow the steps in the section Configuration via Display Interface Inverter Level 3 To replicate to the other inverters in the network go to Setup gt Service Replicate Configuration via the web server or service interface TLX Pro and TLX Pro only 1 Goto Inverter Setup gt Grid management gt Output power 2 Follow the steps in the section Configuration via the Web Server or Service Interface Inverter Level 3 To replicate to the other inverters in the network go to Inverter gt Setup gt Service gt Replicate Configuration via Display Interface Inverter Level There are four methods to limit the output power of the inverter 1 Limit output power by external input default setting 2 Absolute value W 3 Percentage based on total installed PV power peak PV power connected to the inver ter 4 Percentage based on nominal AC output power kW nominal AC output power of the inverter To set an absolute value 1 In the inverter display go to Setup Grid management Output power gt Lim type 2
8. Choose Absolute value 3 Choose Output power limit and enter the applicable output limit of the inverter for example 7000 W 4 Click Save The inverter output power will now be limited to an absolute value For example 7 kW L00410591 04 02 3 3 4 Panfets 3 Functionality Supporting EEG2012 Ger many To set a percentage based on total installed PV power 1 2 3 The inverter output power will now be limited to a percentage value of the total installed PV power In the inverter display go to Setup gt Grid management Output power gt Lim type Choose Pct based on PV Choose Output power limit and enter the applicable output limit of the inverter for example 70 Click Save For example When the installed power is 18 kWp and the output power of the inverter is limi ted to 70 then output power 18x0 7 12 6 kW To set a percentage based on nominal AC output power 1 2 3 In the inverter display go to Setup gt Grid management Output power gt Lim type Choose Pct based on ACP in the Lim Type menu Choose Output power limit and enter the applicable output limit of the inverter for example 70 Click Save The inverter output power will now be limited to a percentage of the nominal AC output power For example For a 12 5 kW inverter when the output power is limited to 70 then output power 12 5x0 7 8 75 kW Confi Level ee via Web Ser
9. otherwise specified manual data and instructions for the Danfoss TLX 10k and TLX Pro 10k inverters apply equally to the Danfoss TLX 6k and TLX Pro 6k inverters Variant User interface _ Ancillary services Local Web Server Power Level Adjustment Ride Through Fault Ride Through Primary Frequency Control Reactive Power TLX 6k v 4 4 X TLX Pro 6k v v 4 X Table 4 1 Functionality Overview 4 1 2 Derating See also the TLX Reference Manual Chapter 3 TLX Series 6k PV current per input 12 A 2 Grid current per phase 9 A 2 Grid power total 6000 W 3 To avoid unintentional derating due to measurement inaccuracy the values in brackets are added to the limits Table 4 2 Derating Limits 4 1 3 Excessive Grid Power See also the TLX Reference Manual Chapter 3 The factory settings include a preset PV power capacity per input which is 6 kW per PV input To avoid exceeding the maximum PV power allowed the inverter will reduce the value evenly hence Variant No of PV Inputs Power Limit per PV input TLX 6k TLX Pro 6k 2 ae Table 4 3 DC Power Limits 4 1 4 Efficiency See also the TLX Reference Manual Chapter 3 L00410591 04 02 9 4 TLX Series 6k DPanfots nb 100 150A4038 10 o 2000 4000 6000 PI Illustration 4 1 Danfoss TLX 6k and Danfoss TLX Pro 6k Efficiency
10. 12500 VA 15000 VA P_nom 1 6000 W 8000 W 10000 W 12500 W 15000 W P nom 0 95 5748 W 7664 W 9580 W 11975 W 14370 W P nom 0 90 5400 W 7200 W 9000 W 11250 W 13500 W Table 6 2 AC Power Rating L00410591 04 02
11. Contents Darfi 1 Supplement to Manual Set 2 Grid Codes 3 Functionality Supporting EEG2012 Germany 4 TLX Series 6k 5 Parallel PV String Configuration 6 Miscellaneous L00410591 04_02 Contents 1 Supplement to Manual Set pL 1 Supplement to Manual Set 1 1 Introduction The information in the enclosed manual set applies with the addition of this supplementary in formation Refer to the download area at www danfoss com solar for the newest manuals 2 L00410591 04 02 pL 2 Grid Codes 2 Grid Codes 2 1 Grid Codes Select grid codes as follows Germany New installations Germany MV for installations on the medium voltage grid medium voltage guide line Germany_LV1 for installations up to and including 13 8 kVA connected to the low voltage grid AR N 4105 Germany LV2 for installations above 13 8 kVA connected to the low voltage grid AR N 4105 Germany LV3 for installations connected to the low voltage grid AR N4105 with pre configured Power factor 1 Existing installations VDE 0126 1 1 A1 Exchange units in installations where Germany is the selec ted grid code Italy Italy for installations connected to the low voltage grid without a transformer Italy plant for installations connected to the low voltage grid or medium voltage grid with a transformer Italy 6 kW for installations up to 6 kW connected to th
12. al input voltages At non identical input voltages Vmppmin can be as low as 250 V depending on total input power L00410591 04_02 13 5 Parallel PV String Configuration pL 5 Parallel PV String Configuration 5 1 Parallel PV String Configuration For parallel PV string configuration always use the internal parallel jumper together with an external parallel coupling Inverter Cabling PV module NS 1 8 2 i eo a 12A 20A 12A i 12A PER 12A 20A 12A 4 pod 12A mE 12A 20A 12A i 12A E 1 12A 5 20A 12A oe 4 12A 20A 12A Pt f 30A EE 12A 20A 12A L5 DET EE 1 12A 5 20A 12A pee 7A ml f 7A 12A 20A xj 12A i 7A ERSE 12A 20A 12A c 7A 3 Illustration 5 1 Correct Parallel Connection Legend 1 Parallel jumper 2 Parallel connection 3 inputs 3 Parallel connection 2 inputs 14 L00410591 04 02 12A 12A 12A 12A 12A 12A 12A 12A 12A Danfoss 5 Parallel PV String Configuration Inverter Cabling PV module 2 150AA027 11 7A he 20A
13. e low voltage grid without an external disconnection device SPI Denmark New installations Denmark LV1 for installations up to and including 11 kVA connected to the low voltage grid TF 3 2 1 AR N 4105 Denmark_LV2 for installations above 11 kVA connected to the low voltage grid TF 3 2 1 AR N 4105 Denmark LV3 for installations connected to the low voltage grid AR N 4105 with preconfigured Power factor 1 EN 50438 DK for installations with TLX TLX Pro TF 3 2 1 EN 50438 DK Existing installations EN 50438 DK Exchange units in installations before 01 01 2012 where Den mark is the selected grid code or for TLX TLX Pro TF 3 2 1 EN 50438 DK L00410591 04 02 3 2 Grid Codes Panfots 2 2 Reactive Power Standard reactive power settings are configured with the grid code Changes to a standard grid code will generate the grid code custom PF P The inverter will generate a variable level of reactive power depending on the output power The relationship between reactive power and active power is entered as a setpoint curve The setpoint curve can consist of up to 9 points with the reactive power in the range from 0 8 un der excited to 0 8 over excited PF 0 80 150AA032 10 0 85 0 90 0 95 1 00 P Pnom 0 95 0 90 0 85 0 80 Illustration 2 1 Example of Default Setpoint Curve for Germany LV
14. erter which is now used for smaller installations For further information about PLA refer to the Reference Manual and the Web Server User Manual 3 3 Configuration of 709 o Rule The EEG2012 states that the power at the point of common coupling PCC must be limited to transfer of max 70 of installed nominal PV module power kWp This limit is referred to as 70 of installed PV power Thus it is possible to take self consumed power into account It is important that the self consumption can be guaranteed This means that the real value of self consumption must under no circumstances fall below the value used in the calculation Limit the power at PCC to 70 of the installed nominal PV module power kWp Note Z When an incorrect value of 7096 of installed PV power is entered serious consequences can result In the event that the 70 limit is exceeded the DNO can demand disconnection of the installation from grid 3 3 1 Example of Calculation This is an example of how to calculate Absolute value used in the section How to Configure a Limit for the Output Power Data 12 kWp installed power Inverter rating 10 kW 1 kW guaranteed self consumption L00410591 04 02 5 3 Functionality Supporting EEG2012 Ger PDanfets many 3 3 2 3 3 3 Calculation of 70 of installed PV power Absolute value Installed peak PV power x 0 7 kW Self consumption KW 12 kWp x 0 7 kW kWp
15. rent exceeding 6 mA during single fault conditions Consult local guidelines to choose the correct RCD type dependent on grid type whether the RCD is used to ensure automatic disconnection whether the RCD is used to provide additional safety Note For low voltage grids in Denmark an RCD Type B is required according to the local guide lines 16 L00410591 04 02 6 4 Fans Darfi The TLX Series inverters are designed with two fans Illustration 6 2 Mechanical Overview of the Inverter Item number Part Name 1 Wall Plate 2 Condensing Cover 3 Die Cast Aluminium Heatsink 4 PV load switch 5 Base plate 6 Fan grill 80 mm x 80 mm 7 Fan 80 mm x 80 mm x 38 mm 8 Cover for 80 mm x 80 mm fan hole 9 Aux board 10 GSM modem optional 11 Communication board 12 Display 13 Front cover 14 Gasket for front cover 15 Control board 16 Fan 40 mm x 40 mm x 15 mm 17 Mounting plate for PCB 18 Power board 19 Coil box 20 Top plate 21 GSM antenna optional Table 6 1 Inverter Components L00410591 04_02 6 Miscellaneous 17 6 Miscellaneous 6 5 AC Power Rating 18 Darfi See also the TLX Reference Manual Chapter 12 TLX Series Parameter at cos 6k 8k 10k 12 5k 15k S_max 6180 VA 8240 VA 10300 VA 12875 VA 15450 VA S_nom 6000 VA 8000 VA 10000 VA
16. ver or Service Interface Inverter There are four methods to limit the output power of the inverter 1 2 3 Limit output power by external input default setting Absolute value W Percentage based on total installed PV power peak PV power connected to the inver ter Percentage based on nominal AC output power kW nominal AC output power of the inverter To set an absolute value PN Go to Inverter Setup gt Grid management gt Output power Click on Absolute value Type the applicable output limit of the inverter for example 7000 W Click Save The inverter output power will now be limited to an absolute value For example 7 kW To set a percentage based on total installed PV power 1 2 Go to Inverter Setup Grid management gt Output power Click on Percentage based on total installed PV power L00410591 04 02 7 3 Functionality Supporting EEG2012 Ger Panfesi many 3 Type the applicable output limit of the inverter for example 70 4 Click Save For example When the installed power is 18 kWp and the output power of the inverter is limited to 7096 then output power 18 x 0 7 12 6 kW To set a percentage based on nominal AC output power 1 Goto Inverter Setup gt Grid management gt Output power 2 Click on Percentage based on nominal AC output power 3 Type the applicable output limit of the inverter for example 70 4 Click Save
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