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marvelTech MHSI-02HP3 Series User Manual

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MHSI-02HP3-4~12KW
USER MANUAL

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Summary of Contents for marvelTech MHSI-02HP3 Series

  • Page 1 MHSI-02HP3-4~12KW USER MANUAL...

  • Page 2: Table Of Contents

    1 Preface ……………………………………………………… 5 1.1 Overview …………………………………………………………… 5 2 Safety Instructions ……………………………………… 6 2.1 Safety Notes ………………………………………………………… 6 2.2 Statement …………………………………………………………… 6 2.3 Important Safety Matters ………………………………………… 7 2.4 Symbols Explanation ……………………………………………… 8 3 Product Introduction …………………………………… 11 3.1 Basic Features ……………………………………………………… 11 3.2 Appearance Introduction …………………………………………...

  • Page 3: Preface

    1 Preface 1.1 Overview This manual is an integral part of Marvel MHSI-02HP3-4~12KW series three- phase high-voltage hybrid inverters (hereinafter referred to as the hybrid inverters). It mainly introduces the assembly, installation, electrical connection, debugging, maintenance and troubleshoot-ing of the products. Before installing and using hybrid inverters, please read this manualcarefully, understand the safety information and be familiar with the functions and charac-teristics of hybrid inverters.

  • Page 4: Safety Instructions

    ④ Damages caused by failure to comply with the instructions and safety warnings in the 2 Safety Instructions products and documents. ⑤ Damages caused by running in an environment that doesn't meet the requirements 2.1 Safety Notes ① Before installation, you should read this manual carefully and follow the instructions in which stated in the documents.

  • Page 5: Symbols Explanation

    Used to transmit the safety warning information about equipment or environment, if not avoided, it may cause equipment damage, data loss, equipment performance degrada Grounding symbol, the inverter casing needs to be properly grounded. tion or other unpredictable results. "Attention" does not involve personal injury. Attention Used to highlight important information, best practices and tips, etc.

  • Page 6: Product Introduction

    3 Product Introduction The surface is hot during operation and no touch is allowed. 3.1 Basic Features 3.1.1 Function MHSI series is also known as hybrid inverter or storage inverter, which is mainly used to combine the PV a rray, lithium battery, loads and power grid to realize intelligent power management and Electric shock hazard, it is strictly forbidden to use the person to disassemble the invert- dispatching .
  • Page 7 3.1.4 Schematic Diagram of Hybrid System Loads The hybrid solar system is usually composed of the PV array, hybrid inverter, lithium bat- will discharge to supply loads, and the grid will join in if the battery is not enough to sup - tery, loads and power grid.
  • Page 8 * To realize the “Peakload Shifting” function, the load power that exceeded Pmax has to be within the Mode 5 inverter max output power, otherwise, the inverter will only output the max power which allowed. Loads Mode 3 charge the battery if there's surplus. In this working mode, the inverter will use Loads the power from PV or grid (Set in the App)

  • Page 9: Storage Conditions

    3.1.7 Storage conditions 3.2.3 Inverter bottom view ① Inverter must be stored in its original packaging. Battery Input Terminal Com2 Port ② The storage temperature should be in the range of -30 ° C and + 60 ° C, and the relative humidity stored should be less than 90%.

  • Page 10: Display Interface

    3.3 Display Interface Item Indicator Status Description The inverter is running normally. Battery Level Indicator The monitoring device is not connected to the router or is Power Indicator not connected to the base station. Grid Indicator Alarm The monitoring device is connected to the router or con Alarm Indicator Indicator nected to the base station but not connected to the server.
  • Page 11 Expansion Bolt PV Terminal Back-Up Terminal On-Grid Terminal Back Up AC Terminal×1 On Grid AC Terminal×1 Expansion Bolt× 5 PV Terminal× 2 Cord End Terminal×6 Cord End Terminal×6 Meter A Meter B Monitoring Device (Optional) L-shaped Plate(Optional) Meter A with 3 CTs ×1 Meter B with 3 CTs ×1 Cord End Terminal ×...

  • Page 12: Product Installation

    4 Product Installation 4.1 Selection of Installation Location Warning The series is designed with IP65 protection for indoor and outdoor installations. When selecting an inverter installation location, the following factors should be considered: 4.1.2 The requirements for inverter installation spacing are shown in Figure 4-2: ①...

  • Page 13: Mounting The Inverter (Standard Bracket)

    4.2 Mounting the Inverter (standard bracket) Before drilling, make sure to avoid the buried water tube and electric wires in the wall to 4.2.1 Wall bracket installation avoid danger. Dimensions of wall bracket, see Figure 4-4: Warning 300mm the wall with expansion screws by using a cross screwdriver, as shown in Figure 4-6: 150mm 150mm 150mm...

  • Page 14: Mounting The Inverter (Including L-Shaped Plate)

    ② Bracket assembly 4.3 Mounting the Inverter (Including L-shaped Plate) 4.3.1 Wall bracket installation plate to the mounting bracket. Dimensions of wall bracket, see Figure 4-8: 300mm 150mm 150mm Figure 4-10 Bracket assembly 150mm ③ Use an electrical driller with 10mm diameter bit to drill 5 holes in the wall with 80mm depth. Figure 4-8 Dimensions of wall bracket Before drilling, make sure to avoid any buried water tube and electric wires in the wall.

  • Page 15: Electrical Connection

    4.4 Elec trical Connection 4.3.2 Mounting the inverter L-shaped plate (The lock is purchased separately). See Figure 4-12 for details: A high voltage in the conductive part of the inverter may cause an electric shock. When performing any installation on the inverter, make sure that the AC and DC sides of the inverter are completely de-energized.
  • Page 16 Single inverter wiring diagram This diagram is an example without special requirement on electrical wiring connection. Neutral line of AC supply can be isolated or switched. If you get Sunways meter A, please refer to Figure 4-14A： To Battery AC Breaker AC Breaker 1(L1) 2(L2)
  • Page 17 If you get meter B, please refer to Figure 4-14B： This diagram is an example for Australia and New Zealand. Neutral line of AC supply must not be isolated or switched. 1(L1) 2(L2) 3(L3) 4(N) 5(L1-S1) 6(L1-S2) 7(L2-S1) 8(L2-S2) 9(L3-S1) 10(L3-S2) Figure 4-14B Standard wiring diagram Figure 4-15A Australia wiring diagram...

  • Page 18: External Ground Connection

    For meter B, please refer to Figure 4-15B: 4.4.2 External ground connection Connect the inverter and ground bar through PE wire to achieve the purpose of grounding protection. Please always remember wiring the PE wire before wiring other wires. Do not connect the N-wire as a protective ground wire to the inverter casing. Otherwise, it may cause electric shock.

  • Page 19: Cable Type

    ③ Disassemble the connector in the accessory bag, as shown in Figure 4-18: 4.4.3 Inverter PV string connection 1. The following principles must be considered when making electrical connections to the in verter: ① Disconnect the AC breaker on the grid side. ②...
  • Page 20 4.4.4 Inverter battery connection 1. The following principles must be considered when making battery connection: Op en - end W ren ch ① Disconnect the AC breaker on the grid side. ② Disconnect the breaker on the battery side. ③ Turn the inverter DC switch to the “OFF” position. ④...
  • Page 21 ① Before making the battery connector, please make sure the polarity of the cable is correct. ② Use a multimeter to measure the voltage of the battery pack and make sure the volt- Warning age is within the inverter limitation and the polarity is correct. ⑥...
  • Page 22 2. AC connector assembly procedures The recommended AC cable and AC breaker for Marvel MHSI-02HP3-4~12KW series three-phase hybrid inverter are as shown in the following table: ON-GRID MHSI-4K- MHSI-5K- MHSI-6K- MHSI-8K- MHSI-10 MHSI-12K- Model 02HP3 02HP3 02HP3 02HP3 K-02HP3 02HP3 BACK-UP Outside diameter 12-18...
  • Page 23 ④ Lock the well-pressed cord end terminals into the AC connector in the accessory bag ⑥ Lock the AC connector cover to the inverter with screws, as shown in Figure 4-32: and make sure the cables sequence is in line with the mark on the connector, as shown in Figure 4-30: Figure 4-32 Figure 4-30...
  • Page 24 S1-White Cable S1-Black Cable aker aker Main Switch/Breaker CT-1 CT-2 Grid CT-3 RS485-2 Switch/Breaker -BAR 7 9 10 Meter A Meter B Normal Figure 4-34 CT connection diagram Loads Function Function Breaker CT installation direction and phase sequence should strictly follow the instruction in the user manual, otherwise, the inverter may not be working normally.

  • Page 25: Communication Connection

    4.5 Communication Connection 4.5.1 Communication wiring illustration Type All communication ports are hidden behind the communication terminal at the bottom METER Communicate with Meter of inverter which including Meter port, CAN port, BMS port, EMS port, RLYOUT port, DRED port, as shown in Figure 4-37、4-38. Communicate with BMS DRED PARCAN...
  • Page 26 4.5.2 Communication between inverter and meter 4.5.3 Communication between inverter and battery The communication between meter and inverter is an RJ45 interface cable. A 10M length The communication between meter and inverter is an RJ45 interface cable. A 3M length meter communication cable is already attached to the inverter when you received it and battery communication cable is already attached to the inverter when you received it, and this cable could be extended up to 100M.
  • Page 27 ① An EMS communication cable needs to be connected when to control the operation of a hy- brid inverter through the EMS, and communication between EMS and inverter is RS485. Inverter Figure 4-45 DRED terminal RS485_B RS485_A RS485_B RS485_A hybrid inverter comes standard wi th one key to shut off function, and you can use this function by connecting an external switch into the DRED interface if it Figure 4-44 EMS communication wiring diagram requires in the installation place.

  • Page 28: Monitoring Device Installation

    5 Start and Stop 5.1 Start Inverter When starting the inverter, follow these steps: ① Turn the DC switch in the inverter bottom to the “ON” position. 4.6 Monitoring Device Installation ② Turn on the lithium battery switch. The hybrid inverter can be monitored through either WiFi or LAN, and you can alternatively select according to your preference.

  • Page 29: General Operation

    6 General Operation 6.1.2 LAN/WIFI Setting DHCP ON 6.1 Display Operation Gateway LAN Reset DHCP Set IP Address Subnet Mask DNS Address Address When the inverter is turned on, the following interfaces will be displayed on the OLED display, and you can check the information and modify the parameters of the inverter by Setting Setting Setting...
  • Page 30 Abbreviation Complete Name Inverter Display Abbreviation and Complete Name Reference Table E-Day Daily Energy Generation Abbreviation Complete Name E-Total Total Energy Generation Work Mode Current Work Mode / Work Mode Setting H-Total Total Generating Hours Peakload Shifting Peakload Shifting Function Switch System Info System Infomation SetMaxGrid kVA...

  • Page 31: Auto-Test

    6.2 Auto-Test The auto test will start when the correct test item is selected, and the test result will be dis- This function is disabled by default, and only will be functional in the safety code of Italy. erwise will display “Test Fail”. After each item tested, the inverter will reconnect to the Short press the button several times until “Auto Test CEI 0-21”...

  • Page 32: Troubleshooting

    7 Troubleshooting Error Message Description Solution Low system insulation resis - 7.1 Fault Messages ① Restart the inverter. tance, which is generally caused ② Check if the insulation of the wires in PV, bat ISO Over Limita - three-phase hybrid inverter is designed in accordance withgrid operation standard, by poor insulation to ground of tion tery, and AC is damaged.
  • Page 33 Error Message Description Solution Error Message Description Solution ① Check if part of the PV array is sheltered. ① Restart the inverter. ② Check if the sunlight is sufficient at the PV in GFCI Device Fault GFCI device anomaly. PV Power Low PV power Low.

  • Page 34: Maintenance

    7.2 Maint e nance Error Message Description Solution Risk of inverter damage or personal injury due to incorrect service! Always keep in mind that the inverter is powered by dual sources: PV strings and utility grid. Before any service work, observe the following procedure. ①...

  • Page 35: Technical Parameters

    8 Technical Parameters Model MHSI-4K-02HP3 MHSI-5K-02HP3 MHSI-4K-02HP3 ② ② ② Peak Overload Apparent Power (kVA) , 60s , 60s , 60s Model ③ ③ ③ MHSI-4K-02HP3 MHSI-5K-02HP3 MHSI-6K-02HP3 Single-phase Peak Output Power (kVA) Voltage Harmonic Distortion <3% @Linear Load PV Input Max.
  • Page 36 Model MHSI-8K-02HP3 MHSI-10K-02HP3 MHSI-12K-02HP3 Model MHSI-8K-02HP3 MHSI-10K-02HP3 MHSI-12K-02HP3 PV Input Max. Input Power (W) 10,400 13,000 15,600 98.2% 98.2% 98.2% Start-up Voltage (V) 97.4% 97.4% 97.4% Max. DC Input Voltage (V) 1,000 1,000 1,000 97.3% 97.3% 97.3% Rated DC Input Voltage (V) 97.3% 97.3% 97.3%...

This manual is also suitable for:

Mhsi-4k-02hp3Mhsi-5k-02hp3Mhsi-6k-02hp3Mhsi-8k-02hp3Mhsi-10k-02hp3Mhsi-12k-02hp3