EVVO 20000TLG23P User Manual
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EVVO 20000TLG23P User Manual

EVVO 20000TLG23P User Manual

Pv grid-connected inverter
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User manual
PV Grid-Connected Inverter
Product Model: EVVO 20000TLG23P~EVVO 33000TLG23P (2019.04.10)

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Summary of Contents for EVVO 20000TLG23P

  • Page 1 User manual PV Grid-Connected Inverter Product Model: EVVO 20000TLG23P~EVVO 33000TLG23P (2019.04.10)

  • Page 2: Preface

    The product, service and features that you purchased are bound by EVVO's commercial contract and terms, The product, service and features (or part of them) described in this document may not be in your purchase or usage range. EVVO does not declare or Outline guarantee any content in this document except there are other contractual stipulation.

  • Page 3: Table Of Contents

    10 Quality Assurance 3. 2 Checking Before Installation 3. 3 Tools 3. 4 Determining the Installation Position 3. 5 Moving the EVVO 20000TLG23P~EVVO 33000TLG23P 3. 6 Installing the EVVO 20000TLG23P~EVVO 33000TLG23P 4 Electrical Connections 4. 1 Electrical connection 4. 2 Connecting PGND Cables 4.

  • Page 4: Basic Safety Information

    It mainly explains the safety instruction when install and operate the inverter. Symbols and signs It mainly explains the safety symbols on EVVO 20000TLG23P~EVVO 33000TLG23P. 1.1 Safety instructions Transport requirements The inverter must be installed according to the national and local grid standard and law. Read...

  • Page 5: Symbols And Signs

    EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P Operation Signs on the Inverter There are some symbols which are related to security on the inverter. Please read and Touching the power grid or the terminal of equipment may lead to die of electric understand the content of the symbols, and then start the installation.

  • Page 6: Product Characteristics

    EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P Intended grid types: EVVO 20000TLG23P~EVVO 33000TLG23P inverters are compatible with TN-S、TN-C、 TN-C- S、 TT、 IT grid configurations。 For the TT type of electricity grid， the voltage between Product characteristics neutral and earth should be less than 5V.
  • Page 7 The specific models of multi-string inverter that this manual is about are divided into four the installation conditions, Designer chooses the proper inverter model according to groups according to the maximum output power (EVVO 20000TLG23P, EVVO 25000TLG23P, installation site, environment and whole system integration.

  • Page 8: Function Description

    EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P Figure2-9 Back view and Bracket dimensions 2.2 Function description Operating Principle 512.0mm 459mm DC power generated by PV array is filtered through string detection board and input board 336mm before entering into Power board. Input board also offer functions such as insulation 14mm impedance detection and input DC voltage / current detection.
  • Page 9 EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P Figure2-10 Electrical block diagram Function module A. Configurable relay The inverter has a configurable switching relay that can be used in various operating conditions set in the dedicated menu. A typical application example is the closing of the contact when an alarm occurs.

  • Page 10: Protection Modules

    Vin(V) D. Inverter internal device protection The inverter has all kinds of internal protection to protect the from input DC side have EVVO 20000TLG23P~EVVO 33000TLG23P outputs 230V AC/50Hz abnormal situation. E. Ground fault protection Output voltage derating curve This inverter must be used with panels connected with “floating” connections, that is, with positive and negative terminals without ground connections，...

  • Page 11: Installation

    Assign at least two persons to install the inverter. 3.1Installation Process This topic describes the process for installing the EVVO 20000TLG23P~EVVO 33000TLG23P. 3.2 Checking Before Installation Before unpacking, check that the packing materials are intact. After unpacking, check that the deliverables are complete and intact for installer 3.3 Tools...

  • Page 12: Tools

    EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P 3.3 Tools Table3-1 shows the components and mechanical parts that should be delivered Quantity Description Pictures Prepare tools required for installation and electrical connections. 1PCS EVVO 20000TLG23P~ Table3-1 Shows the components and mechanical parts that should be delivered...

  • Page 13: Determining The Installation Position

    Notice Installation position has following requirements: Installation position cannot hinder power cutting off. Anti-dust respirator Punch operator wearing Installation wall should have enough load bearing capacity Installation position should avoid child contact Minimum installation distance for single EVVO 20000TLG23P~EVVO 33000TLG23P...
  • Page 14 EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P Many EVVO 20000TLG23P~EVVO 33000TLG23P installation Figure3-4 Moving the inverter (2) Step 2 Lift the inverter from the packing case and move it to the installation position. 200mm To prevent device damage and personal injury, keep balance when moving the inverter because the inverter is heavy.

  • Page 15: Electrical Connections

    EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P Step 4 Putting the inverter hook on the rear panel. Step 5 Using an M6 screw back and inverter bottom fastening, to ensure safety. Step 6 Putting the rear panel and inverter to lock together, In order to ensure the safety (the Electrical Connections user can select lock according to the actual situation).

  • Page 16: Electrical Connection

    EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P 4.1 Electrical connection Prerequisites: The PGND cables are prepared (8 AWG outdoor power cables are recommended for Figure4-1 Shows the flowchart for connecting cables to the inverter grounding purposes). Connect AC Output power Start...

  • Page 17: Connecting Ac Output Power Cables

    EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P 4.3 Connecting AC Output Power Cables Step 1 Open the AC connector cover. Figure4-5 Open the cover schematic diagram Connect the inverter to the AC power distribution frame (PDF) or electrical grid using AC output power cables.

  • Page 18: Connecting Communications Cables

    Connecting RS485 Communications Cables Figure 4-12 RS485 Connecting Communications Cables(2) By the RS485 communication line, connecting EVVO 20000TLG23P~EVVO 33000TLG23P to communication equipment (such as data acquisition, PC terminal). You are recommended to use 24 AWG outdoor shielded network cables with the internal resistance less than or equal to 1.5 ohms/10 m and external diameter of 4.5 mm to 7.5 mm...
  • Page 19 EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P WiFi/GPRS communication Step 3 Fix the WiFi/GPRS module using two screws. Monitor the inverter via WiFi/GPRS module. Figure 4-15 WIFI Connecting Communications Cables(3) Procedure: Step 1 Remove waterproof cover using screwdriver. Figure 4-13 WIFI Connecting Communications Cables(1) Note: Follow the WiFi/GPRS manual to start monitoring your inverter.
  • Page 20 EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P WIFI If only one the inverter is used, use a communication cable with waterproof RJ45 connectors, and choose either of the two RS485 ports. By the WIFI interface, transfer the inverter power output information, alarm information,...

  • Page 21: Connecting Dc Input Power Cables

    Figure 4-21 Relay Connection (3) Note According to the inverter type, choose the inverter accessories (cables, fuse holder, fuse, breaker etc.), EVVO inverter with PV array should be excellent performance, reliable quality. The open circuit voltage of PV must be less than Maximum DC input voltage of the inverter, The output voltage of the solar array must be consistent with the MPPT voltage range.
  • Page 22 EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P Context DC connection between inverter and string panel should be specified PV cable. Line voltage Table 4-6 Recommended DC input cable specifications drop should be less than 2% from junction box to inverter. Inverter is recommended to Cross-Sectional Area (mm) be installed on near PV panel bracket, which can save cable and reduce DC loss.
  • Page 23 EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P Step 3 Insert the positive and negative power cables into corresponding cable glands. Procedure Step 4 Insert the stripped positive and negative power cables into the positive and negative Step 1 Remove cable glands from the positive and negative connectors.

  • Page 24: Safety Check

    EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P Follow-up Procedure To remove the positive and negative connectors from the inverter, insert a removal wrench into the bayonet and press the wrench with an appropriate strength, as shown in Figure 4-29. Commissioning of inverter Before removing the positive and negative connectors, ensure that the DC 5.1 Safety inspection before commissioning...

  • Page 25: Operation Interface

    EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P 6.2 Standard Interface LCD standard interface is used to display inverter states information and parameter setting etc. Operation interface Outlines of this chapter Introduce the display, operation, buttons and LED light of the inverter.

  • Page 26: Main Interface

    EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P Inverter states includes wait、check、normal、fault and permanent Wait ： Inverter is waiting to Check State at the end of reconnection time. In this state, the PV voltage is more than 250V, grid voltage value is between the max and min limits and so on;...
  • Page 27 EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P Set Country Code (A) “Enter Setting” Interface as below: Users press “Back” button to enter “1. Enter setting” interface, Press OK button to enter main setting interface. Enter “4. Set Country Code” by pressing “Up” button Or “Down”...
  • Page 28 EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P On-Off Control Relay Command Definition: Users press ''Back'' button to enter ''1. Enter Setting'' interface, Press ''OK'' button to enter main setting interface. Enter ''5. On-Off Control'' by pressing ''UP'' button or the relay switches whenever a connection to (or a disconnection from) the grid occurs.
  • Page 29 EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P Set Insulation Set input mode User can change the Insulation protection point by the LCD. First the User need to copy the. Input mode selection The inverter has 2 MPPT, the two MPPT can run independently, and also can be operated in parallel, According to the system design, the user can choose the TXT file which is used to change the Insulation protection point to the SD card.
  • Page 30 EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P Setting P(f) (C) “System Info” Interface as below: Users press “Back” button to enter “1.Enter setting” interface, Press OK button to enter main setting interface. Enter “19. Setting P(f)” by pressing “Up” button Or “Down” button, then 3.SystemInfo...
  • Page 31 Uv2, Of1, Of2, Uf1, UF2 value and time (ms) will be displayed by pressing "Up" or connection with the computer. "Down" button. Step 4 EVVO will send the Software code to the user who needs to update. After user receive the file, Power Factor please decompressing file and cover the original file in SD card.

  • Page 32: Trouble Shooting And Maintenance

    EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P Check whether too few PV modules are series ID05 PVUVP The input voltage is too low connected in a PV string, thus the voltage(Vmp) of the PV string is lower than the minimum operating voltage of the inverter.
  • Page 33 EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P ID25 If the PV array configuration is correct (no ID5 fault), ID65 UnrecoverHwAcOCP The grid current is too ID65-ID70 are internal faults of The inverter, turn Bus UVP The bus voltage Is too low OFF the “DC switch”, wait for 5 minutes, then turn...

  • Page 34: Maintenance

    EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P ID90 Fan3 alarm The fan3 is fault Check whether the internal fan is not working, if so, replace the fan, if the alarm still exits after the replacement, please contact the technical support. Decommissioning...

  • Page 35: Technical Data

    EVVO 20000TLG23P~EVVO 33000TLG23P EVVO 20000TLG23P~EVVO 33000TLG23P 9.2 Output parameter (AC) EVVO EVVO EVVO EVVO Parameter 20000TLG23P 25000TLG23P 30000TLG23P 33000TLG23P Technical data Rated power 20000W 25000W 30000W 33000W Max. AC power 22000VA 27500VA 33000VA 36300VA Outlines of this chapter 3/N/PE,230/400Vac Rated AC voltage This topic lists the technical specifications for all the inverters.

  • Page 36: General Data

    Extension warranty can be <2000m Noise purchased for extra 5, 7, 10 or 12 years. For more details please check with EVVO service <30dB <45dB team. Monitoring devices (Wi-Fi___33 card, Ethernet card, GPRS card, GPRS kit) are not...

This manual is also suitable for:

25000tlg23p30000tlg23p33000tlg23p

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