Sungrow SG80KTL User Manual
  1. Manuals
  2. Brands
  3. Sungrow Manuals
  4. Inverter
  5. SG80KTL
  6. User manual

Sungrow SG80KTL User Manual

Pv grid-connected inverter
Hide thumbs Also See for SG80KTL:
Table of Contents

Advertisement

Quick Links

User Manual
SG80KTL
PV Grid-connected Inverter
SG80KTL-UEN-Ver12-201801 Version: 1.2

Advertisement

Table of Contents
loading

Related Manuals for Sungrow SG80KTL

Summary of Contents for Sungrow SG80KTL

  • Page 1 User Manual SG80KTL PV Grid-connected Inverter SG80KTL-UEN-Ver12-201801 Version: 1.2...
  • Page 3 About This Manual This manual is for string inverter SG80KTL (hereinafter referred to as inverter unless otherwise specified). The inverter is grid-connected, transformer-less, robust and of high conversion efficiency. We hope the inverter will satisfy you when you use it with your PV plant system.
  • Page 4 installation, operation and maintenance of the inverter. And they will be highlighted by the following symbols. DANGER indicates a hazard with a high level of risk which, if not avoided, will result in death or serious injury. WARNING indicates a hazard with a medium level of risk which, if not avoided, could result in death or serious injury.

  • Page 5: Table Of Contents

    Content About This Manual ................I Safety Instructions ..............1 Product Description ..............6 Intended Usage ....................6 Product Introduction ..................7 2.2.1 Appearance ......................7 2.2.2 Dimensions ......................8 2.2.3 LCD Display ......................8 2.2.4 DC Switch ......................... 9 Technical Description ..................
  • Page 6 9.1.1 Troubleshooting of LED Indicator ..............56 9.1.2 Troubleshooting of Faults in LCD Screen .............56 Maintenance ..................... 61 9.2.1 Routine Maintenance ..................61 9.2.2 Maintenance Instruction ...................61 Contact Sungrow Service ................64 10 Operation of LCD Display ............65 10.1 Description of Button Function ..............65...
  • Page 7 10.2 Menu Tree ......................66 10.3 Main Screen ....................... 67 10.4 Contrast Adjustment ..................68 10.5 Checking Running Information ..............68 10.6 Checking History Information ..............70 10.6.1 Checking Running Records ................70 10.6.2 Checking Fault Records ...................70 10.6.3 Checking History Event Records ..............71 10.6.4 Checking Energy Records ................71 10.7 Starting/Stopping ....................
  • Page 8 10.11.5 Protection Parameter Confirmation ............88 10.12 Communication Parameter Setting ............88 10.13 Advanced Parameters Setting ..............89 10.13.1 PVS Detect Settings ..................89 10.13.2 10min Max-V ....................90 10.13.3 Grid Unbalance ....................91 11 Appendix ................92 11.1 Technical Data ....................92 11.2 Exclusion of Liability ..................

  • Page 9: Safety Instructions

    The unit is thoroughly tested and strictly inspected before delivery. Damage may still occur during shipping. If there is visible damage to the packaging or the inner contents, or if there is something missing, contact Sungrow or the forwarding company.
  • Page 10 1 Safety Instructions User Manual There is a risk of injury due to improperly handling the device!  Always follow the instructions in the manual when moving and positioning the inverter.  Injuries, serious wounds, or bruise may follow if the device is improperly handled.
  • Page 11 Operate the inverter by strictly following the descriptions in this manual to avoid unnecessary injury to the persons and damage to the device. Arc flash, fire or explosion may follow if otherwise and Sungrow will hold no liability for the damages followed.
  • Page 12 1 Safety Instructions User Manual  Incorrect operation of the non-qualified persons that receives no training; Before any operation to the device, a beforehand assessment of the possible arc flash in the operation area is necessary. If there is arc flash, ...
  • Page 13 Do not replace the inverter internal components without permission. Damages may follow and it may void any or all warranty rights from Sungrow. There is a risk of inverter damage due to electrostatic discharge! The printed circuit boards contain components sensitive to electrostatic discharge.

  • Page 14: Product Description

    2 Product Description 2.1 Intended Usage SG80KTL inverter, 3-phase string inverter without transformer, is a crucial unit in the PV power system. Inverter is designed to convert the direct current power generated from the PV modules into grid-compatible AC current and feeds the AC current to the utility grid.

  • Page 15: Product Introduction

    User Manual 2 Product Description TN-S TN-C TN-C-S Transformer Transformer Transformer SG80KTL SG80KTL SG80KTL Transformer Transformer SG80KTL SG80KTL More than one inverter can be connected to the system if the capacity of the PV system exceeds the capacity of a single inverter. Connect proper PV input for each inverter at the input side and connect the output side to the grid.

  • Page 16: Dimensions

    2 Product Description User Manual Name Description Human-computer interface for viewing of the running LCD display information and parameter configuration. Electrical Include DC terminal, AC terminal ad RS485 connection area communication terminal. Handles are designed for transporting, installing and Handles disassembling the inverter Specified in EN 50178, user can connect this terminal PE second terminal...

  • Page 17: Dc Switch

    User Manual 2 Product Description Fig. 2-4 LCD display Tab. 2-1 Description of LCD display Name Description “RUN” and FAULT”. Indicate the inverter operation state. indicators Detailed explanation is shown in Tab. 2-2 Two buttons for LCD operation and parameter configuration. Buttons Detailed explanation is shown in Tab.

  • Page 18: Technical Description

    RS485 ports for communication. User can check running data and set related parameter through the LCD display. Inversion circuit Relay DC bus Inversion DC EPI circuit Reactor Iilter Filter DSP+CPLD Duxiliary LCD/RS485 power circuit Munction box L1 L2 L3 Current detection DC In Fig. 2-5 Circuit diagram of SG80KTL...

  • Page 19: Function Description

    User Manual 2 Product Description 2.3.2 Function Description  Inversion function Inverter converts the DC current into grid-compatible AC current and feeds the AC current into grid.  Data storage and display Inverter achieves the running information, fault records and etc. and displays them on the integrated LCD display.
  • Page 20 2 Product Description User Manual Power Limit Setting Inverter output power can be adjusted via the LCD display or remote grid dispatch from the grid company. The corresponding operating state will display on the LCD screen. Over-temperature Derating High ambient temperature, fan broken or poor ventilation will lead to inverter power derating.
  • Page 21 User Manual 2 Product Description  × ≤ <  grid kVA V 215V grid   × ≤ ≤ grid  215V 230V grid   ≤ ≤ 230V grid   （kVA） Vgrid（V） Vmin Vmax Fig. 2-6 Grid under-voltage derating...

  • Page 22: Installation Flow

    3 Installation Flow Fig. 3-1 shows the installation flow of the inverter and Tab. 3-1 gives the detailed explanation. Start Unpacking and Inspection Read User Manual Install immediately? Storage Select mounting location Move inverter Install inverter Electrical connection Check before commissioning Commissioning Troubleshooting Success?
  • Page 23 User Manual 3 Installation Flow Tab. 3-1 Description of installation flow Step Description Reference Unpacking and inspection Read the User Manual, especially the section on “Safety Instruction” Store the inverter if it is not to be installed immediately Select optimal installation site Move the inverter to the installation site Install the inverter to the selected installation site Electrical connection;...

  • Page 24: Unpacking And Storage

    Check the completeness of delivery contents according to the packing list.  Check the inner contents for damage after unpacking. If any damage is found, please contact Sungrow or the forwarding company. Do not disposal of the original packaging. It is best to store the inverter in its original packaging.
  • Page 25 Fig. 4-2 Inverter nameplate *Image shown here is indicative only. Product in kind prevail. Item Description SUNGROW logo and product type Inverter technical data Marks of certification institutions Company name, website and origin Tab. 4-1 Description of icons on the nameplate...

  • Page 26: Scope Of Delivery

    Store the inverter properly when the inverter is not to be installed immediately. Sungrow shall hold no liability for the corrosion of the device or the failure of device internal components caused by storage of the device not following the requirements specified in this manual.
  • Page 27 Replace the packing in time if necessary.  The packing should be upright.  If the inverter is stored for half a year or longer time, local installer or service dept. of Sungrow should perform a comprehensive test before connecting the inverter into PV power system.

  • Page 28: Mechanical Installation

    5 Mechanical Installation 5.1 Installation Site Selection Select an optimal installation site for install safe operation, long service life and outstanding performance.  Take the load capacity of the wall into account. The wall (concrete wall or metal frame) should be strong enough for the weight of the inverter over a long period. ...
  • Page 29 User Manual 5 Mechanical Installation  Install the inverter at eye-level for easy button operation and display read.  Do not install the inverter upside down or with an inclination.  With an IP65 protection rating, the inverter can be installed both outdoors and indoors. ...

  • Page 30: Moving Inverter To Installation Site

    5 Mechanical Installation User Manual Direct sunlight Rainiall Snow  Take enough space for convection into consideration when installing multiple inverters. It is suggest to stagers the inverters. Cold air Hot air 600mm 800mm 600mm 800mm  Do not install the inverter in a confined space. Inverter will not work normally if otherwise.

  • Page 31: Installing The Inverter

    User Manual 5 Mechanical Installation  Do not release the equipment unless it has been secured to the wall firmly. 5.3 Installing the Inverter Inverter is installed to the wall by the backplate enclosed in the packing. If you do not use the supplied backplate, you can drill holes as per specifications below: 2-M4X10 6-26X11...
  • Page 32 5 Mechanical Installation User Manual Step 4 Drill holes according to the marks make before. If the shape of the metal frame does not match the backplate, re-drill holes on the backplate according to the chosen metal frame. Secure the backplate to the metal frame firmly by the supplied fastener. Step 5 Torque of the fasten nut is 35 Nm.

  • Page 33: Installing To Concrete Wall

    User Manual 5 Mechanical Installation 5.3.2 Installing to Concrete Wall Remove the backplate and corresponding fasteners from the packaging. Step 1 Step 2 Place the backplate to the chosen concrete wall and adjust it to proper position and height. Mark the position for holes drilling according to the holes position of the Step 3 backplate.
  • Page 34 5 Mechanical Installation User Manual Install backplate If the installation location is lower, the inverter can be directly linked • to the backplate, please follow step 6 and then jump to Step 10. If the installation location is higher, the inverter can not be directly •...
  • Page 35 User Manual 5 Mechanical Installation Please keep the inverter balance during the whole process of inverter lifting. Inverter may hit the wall or other obstacles if otherwise. Fit the inverter to the backplate, refer to step 6. Step 9 After fit the inverter to the backplate, fasten the inverter to the backplate Step 10 with two M4×16 screws.

  • Page 36: Electrical Connection

    6 Electrical Connection Once the inverter is secured to the installation site, it can be connected to the PV system. All electrical connection must comply with local regulations and related electrical rules (AS 4777.1 etc.).  Improper cable connection may lead to fetal personal injury or device permanent damages.

  • Page 37: Ac Side Cable Connection

    For detailed parameter, please refer to 11.1 Technical Data. AC Circuit Breaker An independent three or four-pole circuit breaker is installed outside the output side of the inverter to ensure that the inverter can be disconnected safely. Inverter Recommended AC circuit breaker SG80KTL 160A...
  • Page 38 Scenario 2: Several inverters are in parallel connection to the low voltage side of the MV transformer. The high voltage side is connected to the middle voltage grid. Requirements: If the number of the grid-connected inverters exceed 40, please contact Sungrow.
  • Page 39  The inverter apparent power is not permitted to exceed the transformer power. The maximum nominal AC current of all connected inverters must be taken into account. If the number of the grid-connected inverters exceed 40, please contact Sungrow.

  • Page 40: Grid Connection

    6 Electrical Connection User Manual  The transformer must be protected from overloading and short circuiting.  The transformer is an important part of grid-connected PV generation system. The fault carrying capacity of the transformer should be taken into account at all times.
  • Page 41 User Manual 6 Electrical Connection Connecting Inverter to Grid High voltage inside the inverter! Ensure all cables are voltage-free before electrical connection. Do not connect the AC circuit breaker until all inverter electrical connections are completed. Disconnect the AC circuit breaker and ensure it will not reconnect Step 1 accidentally.
  • Page 42 6 Electrical Connection User Manual The following table gives the recommended max. Length of the AC cables based on the cross-section of the AC cables. Cross-section of the AC cable (mm Max. length of the AC cables (m) 0-50 50-100 >100 Step 4 Select the adaptive wire diameter of AC cable gland according to actual AC...
  • Page 43 User Manual 6 Electrical Connection The table values are to use for the following cable type: 1.Aluminum stranded; Step 6 Pull the cable gently to make sure it is secured. L1 L2 L3 PE * Pictures here are indicatively only. Product in kind prevail. If the cross-section of the AC cable is sectorial, please place the apex(A) of sector upside and then fix the AC cable to the corresponding terminals.

  • Page 44: Pv Array Connection

    6 Electrical Connection User Manual 6.3 PV Array Connection Lethal voltage exists! PV arrays produce electrical energy when exposed to light and thus can create an electrical shock hazard. Make sure that the PV impedance to the ground is proper before connecting the PV array to the inverter.
  • Page 45 User Manual 6 Electrical Connection cells, identical tilt and identical orientation. Before connecting PV array to inverter, the following electrical parameters must be met. Max. open-circuit voltage limit for Short-circuit current limit each input 1100V 200A Considering the negative voltage temperature coefficient of PV cells, more attention should be paid to the open-circuit voltage of PV strings when the ambient temperature is the lowest.

  • Page 46: Pv Input Connection

    6 Electrical Connection User Manual 6.3.2 PV Input Connection DC input should be connected using PV input terminal, which is within the scope of delivery. PV string side cables should be equipped with DC connector and MC4 connector is within the scope of delivery. To maintain the IP65 protection rate, only the supplied DC connector or connector with the same protection rate can be used.
  • Page 47 User Manual 6 Electrical Connection Step 2 Assemble cable ends with crimp Positive Crimp Contact contacts by crimping pliers. Negative Crimp Contact Lead the cable through the cable Step 3 Positive Insulator gland. Crimp Contact Step 4 Insert the crimp contact into the Cable Gland insulator until it snaps into place.
  • Page 48 6 Electrical Connection User Manual 880.0 • Check the positive and negative polarity of the PV cells. After confirmation, you can insert the DC connectors into the input terminals on the bottom of the inverter. • For the same MPPT, reverse connection of a single string is prohibited. A permanent failure of the system or inverter may follow if otherwise.

  • Page 49: Grounding The Inverter

    User Manual 6 Electrical Connection Step 11 Seal the unused DC terminals with waterproof plugs. 6.4 Grounding the Inverter Due to the transformer-less design of the inverter, neither the DC positive pole nor the DC negative pole of the PV string can be grounded. 6.4.1 Grounding System Overview In this PV system, all non-current carrying metal parts and device enclosure should be grounded (such as the PV array frame and inverter enclosure).

  • Page 50: Second Protective Earth Terminal

    6 Electrical Connection User Manual Inverter 1 Inverter 2 Inverter n PV Arrays 1 PV Arrays 2 PV Arrays n Mounting Frame of PV arrays Equipotential cable Grounding of PV Power System L2 L3 AC Circuit Breaker Inverter AC Grounding Electrode Grounding of Inverter AC Side Fig.

  • Page 51: Communication Connection

    The ground connection of this second PE terminal cannot replace the connection of the PE terminal of the AC cables. Make sure the two PE terminals are all grounded reliably. Sungrow shall hold no liability for any possible consequences caused by ignorance of this warning.

  • Page 52: Rs485 Communication System

    RS485 communication cables should be shielded twisted pair cables. A converter such as RS485-232 converter or Logger is needed to convert signal between inverter and PC. Network interface is an optional function. Contact Sungrow if necessary. 6.5.2 RS485 Communication System For Single Inverter Where there is only one inverter, a RS485 cable can guarantee the communication connection.
  • Page 53 User Manual 6 Electrical Connection Inverter Data Logger RS485 RS485 Data Logger RS232 RS485 RS485-232 converter RS232 RS48 RS232 Communication of single inverter Terminating Inverter Communication connection Resistor Only out 120ohm Single inverter For Multiple Inverters Where there is more than one inverter, all inverters can be communicated in a daisy chain through RS485 communication cable.

  • Page 54: Rs485 Communication Connection

    6 Electrical Connection User Manual Inverter 1 Inverter 2 Inverter n Data Logger RS485 RS485 RS485 RS485 Data Logger 120Ω RS232 RS485 Shielding layer is grounded RS485-232 converter RS232 RS485 RS232 Multiple inverters in daisy chain Terminating Resistor Inverter Communication connection n>15 n≤15 120ohm...

  • Page 55: Configurable Dry Contact

    LCD display. For more information, please refer to 10.12 Communication Parameter Setting. Logger 3000 and RS485-232 converter are optional parts and can be ordered from Sungrow. 6.6 Configurable Dry Contact There are Fault Alarm dry contacts and Emergency Stop dry contacts located on the...
  • Page 56 6 Electrical Connection User Manual Coniiguration circuitboard NO NC Alarm LOCAL STOP RS485 Alarm dry contacts The dry contacts can be configured as fault alarm. When the inverter is running normally, the two terminals NC&COM are short-circuited. When a fault occurs, the two terminals NO&COM are short-circuited.
  • Page 57 User Manual 6 Electrical Connection Inverter N Inverter1 Inverter2 LOCAL STOP LOCAL STOP LOCAL STOP Fig. 6-6 Multiple inverters connected in a daisy chain topology • Multiple inverter Master-slave mode connection in an RS485 daisy chain Master inverter Slave inverter Slave inverter Inverter N Inverter1...

  • Page 58: Commissioning

    Suppose there are sufficient sunlight and Step 3 enough DC power. PV arrays initialize and supply DC power to inverter. The LCD display is activated when DC voltage exceeds inverter startup voltage. If there is a defect on the display, contact Sungrow.
  • Page 59 User Manual 7 Commissioning Press Step 4 to choose country code. Confirm  Countries the settings by Pressing ENTER Other Select the country code according to the Step 5 installation country of the inverter. Each Warning! country code represents corresponding Only qualified personnel are allowed to adjust local protective parameters that have been...
  • Page 60 7 Commissioning User Manual If the country code set as DE, a Grid codes page Grid codes as shown in the right will appear, where LV signifying low-voltage grid; MV signifying medium-voltage grid. Press to select grid  code and press ENTER to confirm.
  • Page 61 User Manual 7 Commissioning Step 8 Set the inverter time as per local time. Time Incorrect time setting will affect the data logging. Press  to move the cursor and YY/MM/DD Press to set the specific time and date.  Date: 17/01/31 Press ENTER...

  • Page 62: Disconnecting, Dismantling And Disposing The Inverter

    8 Disconnecting, Dismantling and Disposing the Inverter 8.1 Disconnecting the Inverter For maintenance work or any service work, inverter must be switched off. During normal operation, switching off is not necessary. Proceed as follows to disconnect the inverter from DC and AC power sources Disconnect the external AC circuit breaker and prevent it from accidental Step 1 reconnecting.

  • Page 63: Dismantling The Inverter

    User Manual 8 Disconnecting, Dismantling and Disposing the Inverter 8.2 Dismantling the Inverter Refer to Chapter 5 and Chapter 6 to dismantle the inverter in reserve steps. If the inverter will be reinstalled in the future, please refer to “4.4 Inverter Storage”...

  • Page 64: Troubleshooting And Maintenance

    A fault is not removed yet. Perform troubleshooting according to fault type “Fault” indicator is ON in LCD screen. If fault cannot be solved, please contact Sungrow. Warning fault occurs of the inverter. Perform troubleshooting according to fault type “RUN” indicator is blinking in LCD screen.
  • Page 65 Islanding connected. Check whether grid is in service. If all conditions are OK and this fault still occurs, contact Sungrow. The DC component of AC Wait for inverter recovery. current exceeds inverter If the fault still occurs, contact Sungrow. limit.
  • Page 66 If the fault occurs repeatedly, contact Sungrow. This is a short-term fault. Wait for inverter Bus voltage fluctuation recovery If the fault still occurs, contact Sungrow. Module temperature is too Check whether AC output power exceeds high the nominal power.
  • Page 67 Check the functionality of the fans. Replace Ambient temperature is too broken fan if necessary. high. Clean air outlet grills. If the fault still occurs, contact Sungrow. Wait for inverter recovery. Relay fault If the fault still occurs, contact Sungrow. Inverter insulation Wait for inverter recovery.
  • Page 68 If so, reconnect the cable and reset the PVS function. If the warning still occurs, contact Sungrow. Device internal hardware fault may cause other unpredictable faults. Therefore, once the hardware fault is removed but other faults occur repeatedly, please contact Sungrow Customer Service Center.

  • Page 69: Maintenance

    Check the fuse and DC SPD Every Replace the fuse (refer to the following section) months and DC SPD (contact Sungrow) whenever necessary. 9.2.2 Maintenance Instruction Fan Maintenance Fans inside the inverter are used to cool the inverter during operation. If the fans do not operate normally, inverter may not be cooled down and efficiency may decrease.
  • Page 70 9 Troubleshooting and Maintenance User Manual Step 7 Unscrew the bolts as shown in the right picture. Step 8 Disassemble the metal plate slightly. Step 9 Press on the ribbing of the locking hooks and pull the cable outwards. Step 10 Remove the fans out of the inverter.
  • Page 71 User Manual 9 Troubleshooting and Maintenance Step 12 Reassemble the fans back into the inverter and restart the inverter. Replacing the Fuse Proceed as follows to replace the blown fuse due to over-current: Step 1 Disconnect the AC circuit breaker. Step 2 Rotate the DC switch to the “OFF”...

  • Page 72: Contact Sungrow Service

    9 Troubleshooting and Maintenance User Manual 9.3 Contact Sungrow Service Should you have any problems in operating on the inverter, please contact us: Service hotline: +86 551 65327817 Email: service@sungrow.cn (after-sales) support@sungrowpower.com (technical support) We need the following information to provide you the best assistance: ...

  • Page 73: Operation Of Lcd Display

    10 Operation of LCD Display 10.1 Description of Button Function Inverter offers two buttons for user to look up the running information and configure parameters. The two buttons have multiple functions. Please refer to Tab. 10-1 before any operation onto inverter. Tab.

  • Page 74: Menu Tree

    10 Operation of LCD Display User Manual 10.2 Menu Tree Fig. 10-1 Menu tree...

  • Page 75: Main Screen

    User Manual 10 Operation of LCD Display 10.3 Main Screen Once the inverter commissioning is finished, LCD display will enter the main screen as shown in Fig. 10-2. Device address P(%) Present power P-ac 80.000 Today’s energy E-day 15.6 Power curve E-tot Total energy...

  • Page 76: Contrast Adjustment

    10 Operation of LCD Display User Manual Current fault P1/1 1 GRID Tab. 10-3 Icon Description Icon Description Inverter is in IAP update process. Inverter in power derating state. Fans inside are working. Inverter is operating in warning state. 10.4 Contrast Adjustment Step 1 Press to enter into the contrast adjustment screen.
  • Page 77 User Manual 10 Operation of LCD Display LCD display will show the detailed running information. Scroll pages by pressing  /. DC power input: the total PV input power. 60248W DC power input Vdc[V]: DC voltage of each input. Vdc[V] 570.4 Idc[A]: DC current of each input.

  • Page 78: Checking History Information

    10 Operation of LCD Display User Manual 10.6 Checking History Information 10.6.1 Checking Running Records Main Screen (Press ENTER)→Menu (Press , Press ENTER)→His-inform (Press ×2, Press ENTER)→Run-record (Press ENTER) On the “Run-record” interface, P1/1 Run-record His-inform scroll pages by pressing, and 001 2017/01/21(30) Flt-record press...

  • Page 79: Checking History Event Records

    User Manual 10 Operation of LCD Display The inverter can only store at most 100 latest fault records. 10.6.3 Checking History Event Records Main Screen (Press ENTER)→Menu (Press , Press ENTER)→His-inform(Press , Press ENTER)→His-event (Press ENTER) On the “Evt-record” interface, scroll pages forwards by Evt-record P 1/1 pressing, and press...

  • Page 80: Starting/Stopping

    10 Operation of LCD Display User Manual Daily energy histogram: shows the power output every day in the present month. Press  2017/01 P1/2 to view the daily energy of the latest 12  months. 0KWh Monthly energy histogram P01/02 2017 Monthly energy histogram: shows the power output every month in a year.

  • Page 81: Password Entry

    User Manual 10 Operation of LCD Display 10.8 Password Entry Parameter setting is password-protected. To set the parameters, you should enter the correct password. Press ENTER to enter the Menu screen. Step 1 Press to move the cursor to “Set-param” item and confirm by pressing Step 2 ...

  • Page 82: Time Setting

    Please contact Sungrow if there is still time deviation after calibration. 10.9.3 Total Energy Deviation Adjustment If the accumulative value “E-total” in the inverter is different from the value in the external metering device, you should adjust energy by “Energy-adj”...

  • Page 83: Load Default

    User Manual 10 Operation of LCD Display Energy-adj Press  to move the cursor and press  to change value. Press ENTER to confirm setting. The positive symbol “+” can be changed to the negative symbol “-”. +0000kWh The adjustment range is from -9999 to +9999 kWh. (Energy-adj value)= (Real measured value) - (E-tot reading value).

  • Page 84: Running Parameter Setting

    User can only check the running parameter in this interface. The default values of the running parameters have been preset as per grid code of corresponding countries. To set the running parameter, please contact Sungrow to acquire advanced password. Tab. 10-4 Description of Running Parameters...
  • Page 85 User Manual 10 Operation of LCD Display Parameter Description Default Range Set the power rise rate when fault Fault slowup removed. When it is [ON] [OFF]/ [ON] ON, the active power raise rate can be set. Set the active power 100%/ Slowup rate 8~100%/min...

  • Page 86: Active/Reactive Power Parameters

    10 Operation of LCD Display User Manual 10.10.2 Active/Reactive Power Parameters ×3)→Set-param (Press ENTER)→Enter Main Screen (Press ENTER)→Menu (Press  password (Press ENTER, Press )→Run-param (Press ENTER) →P-Q Param (Press ENTER) P-Q Param P-Q param P-W limits 100.0% Q-Var switch [OFF] Rate limit [ON/OFF]...
  • Page 87 User Manual 10 Operation of LCD Display “Q(P)” Mode(when the country selection is not “IT”) PF changes with the inverter output power. Run-param-Q(P) If the country selection is not “IT” (Italy), after Upper PF Cap 1.000 Press selecting Q(P) Mode, enter to Lower Power...
  • Page 88 10 Operation of LCD Display User Manual “Q(U)” Mode(when the country selection is not “IT”) The reactive power ratio changes with the grid Run-param-Q(U) voltage. Lower Q/Sn Ind 050.0% Upper Q/Sn Cap 050.0% If the country selection is not “IT” (Italy), after selecting Lower U Limit 095.0% Q(U) mode, Press ...

  • Page 89: Reactive Power Setting For Italy

    User Manual 10 Operation of LCD Display 10.10.4 Reactive Power Setting for Italy If the “Countries” selected is “IT” (Italy), several LCD menus and operation methods are different from other countries. The differences focus on “Run-param” as shown below. Italy “Q(P)” Mode Power factor changes with the output power of the Run-param-Q(P) P3/3...
  • Page 90 10 Operation of LCD Display User Manual Deiault Curve Deviation No Regulation cosg = ± 0,98 Depends on the capacity oi the inverter. Fig. 10-5 Reactive Power Regulation Curve in “IT” Q(P) Mode Italy “Q(U)” Mode The reactive power ratio changes with the grid Run-param-Q(U) P3/4 voltage.

  • Page 91: Save P/Q-Set

    User Manual 10 Operation of LCD Display Para Explanation Default Range Step meter Curve Curve type *V2i < V1i < V1s < V2s**Pin > Pout Inductive Inductive Capacitive Capacitive D: Deiault Fig. 10-6 Reference Reactive Power Regulation Curve in “IT” Q(U) Mode 10.10.5 Save P/Q-set P-Q param On the “Save P/Q-set”...

  • Page 92: Lvrt Parameter

    10 Operation of LCD Display User Manual Time-param Standby time 020s Recovery time 000s 10.10.7 Derating Parameters ×3)→Set-param(Press ENTER)→ Main Screen (Press ENTER )→Menu (Press  Enter password (Press ENTER, Press )→Run-param (Press ENTER, Press ×3)→ Derating param (Press ENTER) Derating param [ON/OFF] Fre-Derating...

  • Page 93: Protection Parameter Setting

    User can only check the parameter in this interface. The default values of the protection parameters have been preset as per grid code of corresponding countries. To set the protection parameter, please contact Sungrow to acquire advanced password. 10.11.1 Country Setting...
  • Page 94 10 Operation of LCD Display User Manual Country Code Country Language Czech English Belgium French Denmark English Greece English Netherlands English Portugal English China Chinese Sweden English Romania English Thailand English Turkey English United States English Other Country not mentioned above English When the country selected is TH, TK, DE, GR or Other, the grid code specific to them will appear on the LCD display as shown below.

  • Page 95: Single-Stage Protection Parameter Setting

    User Manual 10 Operation of LCD Display 10.11.2 Single-stage Protection Parameter Setting Pro-param Single The following interfaces will appear if Single-stage 478.0V Vgrid-max is selected. 318.7V Vgrid-min Press to select parameter, Press   to move cursor and Press to set the appropriate value. ...

  • Page 96: Protection Recovery Setting

    10 Operation of LCD Display User Manual Parameter Explanation Min-F. prot Under-frequency protection Ⅰ-Min-F. grid Stage ⅠGrid under-frequency (f<) Ⅰ-Min -F. time Stage Ⅰ Grid under-frequency (f<) tripping time Ⅱ-Min -F. grid Stage Ⅱ Grid under-frequency (f<<) Ⅱ-Min -F. time Stage Ⅱ...

  • Page 97: Advanced Parameters Setting

    User can only check the parameter in this interface. The default values of the advanced parameters have been preset as per grid code of corresponding countries. To set the advanced parameters , please contact Sungrow to acquire advanced password. 10.13.1 PVS Detect Settings ×3)→Set-param (Press ENTER)→Enter...

  • Page 98: 10Min Max-V

    10 Operation of LCD Display User Manual PVS Detect represents the PV strings current abnormal Advanced settings ENTER conditions detection. Press to confirm. PVS Detect 10min Max-v Grid Unbalance Press to select PVS Detect function settings. Press  PVS Detect ENTER to confirm the selection.

  • Page 99: Grid Unbalance

    User Manual 10 Operation of LCD Display 10.13.3 Grid Unbalance Main Screen(Press ENTER)→Menu (Press ×3)→Set-param (Press ENTER)→Enter password (Press ENTER, Press ×4)→Advanced settings(Press ENTER, Press ×2)→ Grid Unbalance Press  to select and set the grid voltage Grid Unbalance unbalance protection point. Confirm the selection Grid Unbalance [ON/OFF] Amplitude...

  • Page 100: Appendix

    11 Appendix 11.1 Technical Data Parameters SG80KTL Input Side Data Connection to 400Vac grid Max. PV input voltage 1100V Startup voltage 620V MPP voltage range 570 - 950V voltage range 570 - 850V nominal power No. of MPPT(s) Max. number of PV strings per MPPT Max.

  • Page 101: Exclusion Of Liability

    User Manual 11 Appendix Parameters SG80KTL Feed-in phases / connection 3 / 3 phases Protection reverse connection protection AC short circuit protection Leakage current protection Grid monitoring PV string current monitoring DC switch DC fuse Overvoltage protection DC Type II SPD(40KA)/DC Type II SPD(40KA) System data Max.

  • Page 102: About Us

    The power rating of SUNGROW products covers a range from several hundred watts to large mega-watt systems. The pursuit of SUNGROW is to help our customers acquire stable and clean power with minimum cost, maximum reliability and enhanced safety.

  • Page 103: Contact Information

    Should you have any questions or queries about this product, please contact us through the following information. We will be more than happy to assist you! Company Sungrow Power Supply Co., Ltd. Address No.1699 Xiyou Rd.,New & High Technology Industrial Development Zone, Hefei, P.

Table of Contents