HYXIPOWER HYX-H3K-HS User Manual

HYXIPOWER HYX-H3K-HS User Manual

Hybrid inverter
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User Manual
H3K/3K6/4K/4K6/5K/6K/8K-HS
HYBRID
INVERTER
Carefully read this inverter user instructions before using.
Read and save these instructions.

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Summary of Contents for HYXIPOWER HYX-H3K-HS

  • Page 1 User Manual H3K/3K6/4K/4K6/5K/6K/8K-HS HYBRID INVERTER Carefully read this inverter user instructions before using. Read and save these instructions.
  • Page 2 ZHEJIANG HYXI TECHNOLOGY CO., LTD (hereinafter referred to as "HYXIPOWER"). TRADEMARKS and other HYXIPOWER trademarks are the trademarks or registered trademarks of HYXIPOWER All other trademarks mentioned herein are the properties of their respective owners.
  • Page 3: Table Of Contents

    HYX-H(3~8)K-HS User Manual Contents Contents Preface ..................................1 Overview .................................1 Scope of application ............................1 For readers ................................1 Use of the manual ..............................1 Use of symbols ..............................1 1. Safety Precautions ............................3 1.1 General Safety ..................................3 1.2 Public Grid .....................................3 1.3 Photovoltaic String ................................3 1.4 Inverter ....................................4 1.5 Personnel Requirements ..............................4 2.
  • Page 4 HYX-H(3~8)K-HS User Manual Contents 4.5 Installing the Inverter ..............................16 4.5.1 Hanging Plate Size ...............................16 4.5.2 Installation Steps ................................16 5. Electrical Connection ........................... 18 5.1 Installation Precautions ..............................18 5.3 Electrical Connections ..............................19 5.3.1 External Grounding Requirements........................20 5.3.2 Grounding Procedure ..............................20 5.4 AC Side Connection ...............................21 5.4.1 AC Side Requirements ..............................21 5.5 DC Side Connection ..............................
  • Page 5: Preface

    Users should refer to the actual product purchased and obtain the latest version of the manual by downloading from www.hyxipower.com or through sales channels. The latest version of the manual is available for download at or through sales channels.
  • Page 6 HYX-H(3~8)K-HS User Manual Preface DANGER • Indicates a high potential hazard that, if not avoided, could result in death or serious injury. WARNING • Indicates a moderate potential hazard that could result in death or serious injury if not avoided. CAUTION •...
  • Page 7: Safety Precautions

    HYX-H(3~8)K-HS User Manual 1. Safety Precautions 1. Safety Precautions 1.1 General Safety NOTICE • The "DANGER", "WARNING", "CAUTION", and "NOTICE" items in the manual do not include all safety precautions that should be observed. All work should be carried out in combination with the actual situation on site. •...
  • Page 8: Inverter

    HYX-H(3~8)K-HS User Manual 1. Safety Precautions 1.4 Inverter DANGER • Before plugging or unplugging the PV connector or AC connector, please use a multimeter to measure to make sure there is no there is no voltage or current. • Make sure that the voltage and frequency of the grid connection point are in accordance with the grid connection specification of the inverter.
  • Page 9: Product Overview

    The main function is to convert the DC power generated by the PV string into AC power for use by the load, storage to the battery, output to the grid, etc. This paper mainly covers the following product models. HYX-H3K-HS • HYX-H3K6-HS •...
  • Page 10: Grid Forms Supported By Pv Grid-Connected Inverters

    HYX-H(3~8)K-HS User Manual 2. Product Overview 2.2.1 Grid Forms Supported By PV Grid-Connected Inverters The grid forms supported by PV grid-connected inverters are TN-S, TN-C, TN-C-S, TT. The voltage requirement of N to PE is less than 30V. WARNING • The inverter is only applicable to the grid-connected power generation system described in this paper.
  • Page 11: Nameplate Description

    HYX-H(3~8)K-HS User Manual 2. Product Overview 2.3 Nameplate Description Hyxi trademarks, product types and product models. Product technical parameters. Safety symbols and certification marks. Contact information and serial numbers. 2.4 Product Appearance Name Description LED Indicator Panel Indicates the current operating status of inverter Mounting Pegboard Fixed inverter top Mounting Bracket...
  • Page 12: Symbol Description

    Do not disconnect the inverter under connecting supply. load. 2.5 Product Model Product Name Model Rated Output Power (W) Single-phase hybrid inverter HYX-H3K-HS 3000 Single-phase hybrid inverter HYX-H3K6-HS 3600 Single-phase hybrid inverter HYX-H4K-HS 4000 Single-phase hybrid inverter...
  • Page 13: Led Indicator Panel

    HYX-H(3~8)K-HS User Manual 2. Product Overview 2.7 LED Indicator Panel 2.7.1 LED indicator status description Indicator Status Description Inverter Powered ON POWER Inverter Powered OFF Grid Normal GRID Blink 1 Grid Abnormal Blink 2 Grid Disconnected COM. Normal Blink 1 Meter COM.
  • Page 14: Functional Description

    HYX-H(3~8)K-HS User Manual 2. Product Overview 2.9 Functional Description The functions of the inverter can be summarized as follows: Inverter function: The inverter converts DC power into AC power that meets the requirements of the grid and • feeds it into the grid. Data storage function: The inverter stores operating information, fault records, and other system information.
  • Page 15 HYX-H(3~8)K-HS User Manual 2. Product Overview module and uploading the monitoring data to the monitoring background through wireless communication. After the communication equipment is successfully established, users can view the inverter- • related information or set the inverter operating parameters, protection parameters, etc. through the Huayuxin Smart Energy Management Platform.
  • Page 16: Inspection & Storage

    HYX-H(3~8)K-HS User Manual 3. Inspection & Storage 3. Inspection & Storage 3.1 Unpacking and Inspection The equipment has been completely tested and strictly inspected before leaving the factory, but it may still be damaged during transportation, please make a detailed inspection before signing the product.
  • Page 17: Mechanical Installation

    HYX-H(3~8)K-HS User Manual 4. Mechanical Installation 4. Mechanical Installation 4.1 Installation Precautions DANGER • Before installing the inverter, be sure that the inverter is free of any electrical connections. • Make sure to avoid the utility alignments in the wall before drilling holes to avoid any danger.
  • Page 18: Pre-Installation Preparation

    HYX-H(3~8)K-HS User Manual 4. Mechanical Installation 4.3 Pre-Installation Preparation 4.3.1 Installation Tools Installation tools include, but are not limited to, the following recommended tools and, if necessary, other auxiliary tools can be used in the field. Wire stripper Hydraulic plier Wire cutter MC4 crimping tool Rubber mallet...
  • Page 19 HYX-H(3~8)K-HS User Manual 4. Mechanical Installation Installation angle requirements: • The mounting carrier has a load-bearing capacity of at least 4 times the weight of the inverter, and the carrier has fireproof characteristics. • It is recommended that the inverter be installed vertically or tilted back ≤ 15° to facilitate the heat dissipation of the machine.
  • Page 20: Handling The Inverter

    HYX-H(3~8)K-HS User Manual 4. Mechanical Installation 4.4 Handling the Inverter Before installation, the inverter needs to be removed from the packing box and moved to the selected installation site, when moving the inverter, the following guidance instructions need to be observed: Always pay attention to the weight of the inverter.
  • Page 21 HYX-H(3~8)K-HS User Manual 4. Mechanical Installation...
  • Page 22: Electrical Connection

    HYX-H(3~8)K-HS User Manual 5. Electrical Connection 5. Electrical Connection 5.1 Installation Precautions Before electrical connection, please remember that the inverter has a dual power supply. During electrical operation, professional personnel must wear protective equipment. DANGER • High voltage may be present in the inverter. •...
  • Page 23: Electrical Connections

    HYX-H(3~8)K-HS User Manual 5. Electrical Connection 1、 PV module 2、 Hybrid Inverter 3、 Load (On/Off-Grid) 4、 Grid 5、 Meter 6、 AC Circuit Breaker 7、 Hyxi Cloud 8、 Battery Cable Type Specifications Outdoor multi-core copper wire cable complying PV cable 4~10mm² with 600 V and 16 A standard.
  • Page 24: External Grounding Requirements

    HYX-H(3~8)K-HS User Manual 5. Electrical Connection WARNING • The ground connection of the external protective earth terminal is not a substitute for the connection of the PE terminal in the AC wiring, but must ensure that both are reliably grounded. •...
  • Page 25: Ac Side Connection

    HYX-H(3~8)K-HS User Manual 5. Electrical Connection 5.4 AC Side Connection 5.4.1 AC Side Requirements Before connecting to the grid, make sure that the grid voltage and frequency meet the requirements of the inverter, please refer to the "Technical Data" for detailed parameters. Otherwise, contact the power company to solve the problem.
  • Page 26 HYX-H(3~8)K-HS User Manual 5. Electrical Connection WARNING • is closed when the inverter is in grid-connected mode. • When the inverter is powered on, the AC port of BACK-UP is charged, if you need to do maintenance on BACK-UP load, please turn off the inverter, otherwise, electric shock may result.
  • Page 27: Dc Side Connection

    HYX-H(3~8)K-HS User Manual 5. Electrical Connection 5.5 DC Side Connection DANGER • Before connecting the DC input line, make sure that the DC side voltage is within the safe voltage range and that the inverter's "DC • SWITCH" of the inverter is set to "OFF". Otherwise, the high voltage generated may cause a risk of electric shock.
  • Page 28: Pv Input Configuration

    HYX-H(3~8)K-HS User Manual 5. Electrical Connection 5.5.1 PV Input Configuration The inverter has two PV input areas, each equipped with an independent MPPT that can operate independently. In order to make full use of the PV panel input power, the PV strings in the same input area should have the same structure, including: the same type, number of panels, tilt angle and azimuth angle.
  • Page 29: Installing The Dc Connector

    HYX-H(3~8)K-HS User Manual 5. Electrical Connection DANGER • High voltage may be present in the inverter! • Make sure that all cables are not energized before performing electrical operations. • The AC circuit breaker switch must not be closed until the inverter electrical connections are complete.
  • Page 30: Energy Storage Battery Cable Connection

    HYX-H(3~8)K-HS User Manual 5. Electrical Connection 5.5 Energy Storage Battery Cable Connection DANGER • The batteries used with the inverter are subject to the approval of the inverter manufacturer. • A shorted battery may cause personal injury and the instantaneous high current caused by a short circuit can release a large amount of energy and may cause fire.
  • Page 31 HYX-H(3~8)K-HS User Manual 5. Electrical Connection WARNING • Please make sure that the wire cores are fully connected into the terminal wiring holes and not exposed. • Make sure the cable connection is tight, otherwise the terminals may overheat when the equipment is running and cause damage to the equipment. •...
  • Page 32: Communication Connection

    HYX-H(3~8)K-HS User Manual 5. Electrical Connection 5.6 Communication Connection 5.6.1 DCS Installation(WIFI module) • Step 1: Remove the waterproof cover at the communication interface of the inverter; • Step 2: Insert DCS into the corresponding communication terminal at the bottom of the inverter and tighten it to ensure it is secure.
  • Page 33: Bms-Inv Communication Connection

    HYX-H(3~8)K-HS User Manual 5. Electrical Connection • Step 3: Remove the waterproof cover at the communication interface of the inverter; • Step 4: Insert DCS into the corresponding communication terminal at the bottom of the inverter and tighten it to ensure it is secure. 5.7 BMS-INV Communication Connection BMS port definition The communication interface between the inverter and the battery uses the waterproof...
  • Page 34: Human-Computer Interaction

    Scan the following QR code to download and install the App according to the prompt information: 6.2 APP User manual For more information on using the HYXiPower APP, please refer to the user manual "HYXiPower APP". 6.3 System debugging For system configuration and debugging, please refer to the user manual "HYXipower Local...
  • Page 35: Operation

    HYX-H(3~8)K-HS User Manual 7. Operation 7. Operation This chapter introduces the operation of PV inverter, which mainly covers the inspection before inverter operation, inverter grid connection operation, inverter shutdown and inverter routine maintenance and repair precautions. This chapter introduces the operation of PV inverter, mainly involves the inspection of inverter before operation, inverter grid connection operation, inverter shutdown, and inverter routine maintenance.
  • Page 36: Inverter Shutdown

    HYX-H(3~8)K-HS User Manual 7. Operation 7.3 Inverter Shutdown CAUTION • Burning hazard! • After the inverter has been shut down, there is still a risk of burns. After the inverter has cooled down, it is necessary to wear protective gloves before operating the inverter.
  • Page 37: Abolition Of Inverter

    HYX-H(3~8)K-HS User Manual 7. Operation • Step 2: Refer to "4. Mechanical Installation" and follow the steps in reverse order to remove the inverter. • Step 3: If necessary, remove the wall plate. • Step 4: If the inverter is to be put into use at a later date, store the inverter properly as described in "3.2 Inverter storage".
  • Page 38: Inverter Periodic Maintenance

    HYX-H(3~8)K-HS User Manual 7. Operation DANGER • Disconnect the grid-side AC circuit breaker, then disconnect the DC switch. • Wait at least 5 minutes until the internal components are discharged before performing maintenance or service operations. • Use test equipment to verify that no voltages or currents are present. CAUTION •...
  • Page 39: Work Mode

    HYX-H(3~8)K-HS User Manual 7. Operation Inspection content Inspection method Maintenance Observe whether the inverter is firmly installed, and whether there is damage or deformation. Listen to the inverter for abnormal sounds. When the system Inverter operation is connected to the grid, check various variables. Once/half year condition Check whether the inverter housing is heating...
  • Page 40: Appendix

    HYX-H(3~8)K-HS User Manual 8. Appendix 8. Appendix 8.1 Technical Parameter HYX- HYX- HYX- HYX- HYX- HYX- HYX- Product Model H3K-HS H3K6-HS H4K-HS H4K6-HS H5K-HS H6K-HS H8K-HS PV Input Max. input power 4800W 5760W 6400W 7360W 8000W 9600W 9600W Max. input voltage 600V Start-up voltage MPPT operating voltage range...
  • Page 41: Quality Assurance

    HYX-H(3~8)K-HS User Manual 8. Appendix HYX- HYX- HYX- HYX- HYX- HYX- HYX- Product Model H8K-HS H3K-HS H3K6-HS H4K-HS H4K6-HS H5K-HS H6K-HS European weighted efficiency 98.2% MPPT efficiency 99.9% Battery charge/ discharge efficiency 97.5% Protection DC insulation resisitance detective Residual current monitoring unit DC reverse polarity protection AC/DC surge arrester Type II...
  • Page 42 HYX-H(3~8)K-HS User Manual 8. Appendix • The whole machine and parts have exceeded the free warranty period. • Shipping damage. • Incorrect installation, modification or use. • Operation in very harsh environments beyond those described in this manual. • Machine failure or damage caused by installation, repair, alteration or disassembly not by our service organization or personnel.
  • Page 43 Version: v1.0 2023 The manual is subject to change without notice while the product is being improved. Zhejiang Hyxi Technology Co., Ltd. 9-10F, Building 3, Jiuyao Commercial Center, Zhuantang Sub-district, Xihu District, Hangzhou, Zhejiang Province, China, 310008 support@hyxipower.com www.hyxipower.com...

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