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Summary of Contents for HYXIPOWER S15K-T
- Page 1 User Manual S15/17/20/25K-T STRING 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.
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Page 3: Table Of Contents
HYX-S(15~25)K-T User Manual Contents Contents Preface ....................................1 Overview ......................................1 For readers ....................................1 Use of the manual ..................................1 Use for symbols ..................................1 1. Safety Precautions ..............................3 1.1 General Safety ..................................3 1.2 Public Grid .....................................3 1.3 Photovoltaic String ................................3 1.4 Inverter ....................................3 1.5 Personnel Requirements ..............................4 2.Product Overview .............................. - Page 4 HYX-S(15~25)K-T User Manual Contents 4.3.2 Installation Environment ............................14 4.4 Handling the Inverter ..............................15 4.5 Installing the Inverter ..............................16 4.5.1 Hanging Plate Size ...............................16 4.5.2 Installation Steps ................................16 5. Electrical Connection ............................17 5.1 Installation Precautions ..............................17 5.2 Electrical Connection Overview ..........................17 5.3 Connecting the PE cable .............................18 5.3.1 External Grounding Requirements ........................18 5.3.2 Grounding Procedure ..............................18...
- Page 5 HYX-S(15~25)K-T User Manual Contents 8.1 Technical Parameter ..............................34 8.2 Quality Assurance ................................35 8.3 Contact Information ..............................36 iiii...
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Page 6: 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 7 HYX-S(15~25)K-T User Manual Preface WARNING • Indicates a moderate potential hazard that could result in death or serious injury if not avoided. CAUTION • Indicates a low potential hazard which, if not avoided, could result in moderate or minor injury. NOTICE •...
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Page 8: Safety Precautions
HYX-S(15~25)K-T 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 9: Personnel Requirements
HYX-S(15~25)K-T User Manual 1. Safety Precautions 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 10: Product Overview
DC power generated by photovoltaic modules into AC power and feed electrical energy into the grid. This paper mainly covers the following product models： • HYX-S15K-T • HYX-S17K-T • HYX-S20K-T •... -
Page 11: Grid Forms Supported By Pv Grid-Connected Inverters
HYX-S(15~25)K-T User Manual 2. Product Overview Note: “ ”indicates a power cable, “ ” indicates a signal cable,“ ”indicates wireless communication. 2.2.1 Grid Forms Supported by PV Grid-Connected Inverters Power grid types supported by the HYX include TN-S, TN-C, TN-C-S, TT, and IT. In a TT power grid, the N-PE voltage should be lower than 30V. -
Page 12: Nameplate Description
HYX-S(15~25)K-T 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 Fin Heat Sink Heat dissipation and ventilation DC Switch... -
Page 13: Symbol Description
Do not dispose of the inverter as household waste. High touch current, earth connection essential before connecting supply. 2.5 Product Mode Product Name Model Rated Output Power Three-phase string inverter HYX-S15K-T 15,000W Three-phase string inverter HYX-S17K-T 17,000W Three-phase string inverter HYX-S20K-T... -
Page 14: Led Indicator Panel
HYX-S(15~25)K-T 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 COM. Fault Both Meter Normal ALARM Blink 1... -
Page 15: Working Modes
HYX-S(15~25)K-T User Manual 2. Product Overview 2.8.2 Working Modes The HYX-S(15~25)K-T can work in Standby, Operating, or Shutdown mode. 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. -
Page 16: Protection Functions
HYX-S(15~25)K-T User Manual 2. Product Overview related information or set the inverter operating parameters, protection parameters, etc. through the Hyxi Smart Energy Management Platform. • After successful establishment with the communication equipment, users can view inverter related information or set inverter operating parameters, protection parameters, etc. through the Hyxi Smart Energy Management Platform. -
Page 17: Inspection & Storage
HYX-S(15~25)K-T User Manual 3. Inspection & Storage 3. Inspection & Storage 3.1 Safe transport of inverter When transporting the inverter, the original or equivalent packaging should be used, and the maximum layers for original carton is six, as this ensures safe transport. 3.2 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... -
Page 18: Mechanical Installation
HYX-S(15~25)K-T 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 19: Installation Environment
HYX-S(15~25)K-T User Manual 4. Mechanical Installation Wire stripper Hydraulic plier Wire cutter MC4 crimping tool Rubber mallet Hammer drill Heat gun Slotted screwdriver Marker Utility knife Vacuum cleaner Multimeter Dust mask Goggles Insulated shoes Protective gloves 4.3.2 Installation Environment Installation environment requirements： •... -
Page 20: Handling The Inverter
HYX-S(15~25)K-T 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 21: Installing The Inverter
HYX-S(15~25)K-T User Manual 4. Mechanical Installation • Do not loosen the unit unless it is securely fastened. 4.5 Installing the Inverter After carrying the inverter to the installation site, mount the pegboard to the wall with the expansion bolt assembly, and then hang the inverter on the pegboard. 4.5.1 Hanging Plate Size 4.5.2 Installation Steps •... -
Page 22: Electrical Connection
HYX-S(15~25)K-T User Manual 5. Electrical Connection 5. Electrical Connection 5.1 Installation Precautions DANGER • High voltage may be present in the inverter. • Exposure of the PV module to sunlight will generate dangerous voltages. • Do not close the AC/DC circuit breaker before completing the electrical connection and prevent misconnection. -
Page 23: Connecting The Pe Cable
HYX-S(15~25)K-T User Manual 5. Electrical Connection 5.3 Connecting the PE cable Since the inverter is transformerless, the positive and negative terminals of the PV string must not be grounded, otherwise the inverter will not operate properly. WARNING • Before connecting the AC side, the PV string and the communication connection, please make an external ground connection. -
Page 24: Ac Side Connection
HYX-S(15~25)K-T User Manual 5. Electrical Connection • Step 3: Apply silicone or paint to the grounding terminal to improve its corrosion resistance. 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"... -
Page 25: Ac Side Wiring
HYX-S(15~25)K-T User Manual 5. Electrical Connection Inverter Model AC circuit breaker HYX-S15K-T HYX-S17K-T HYX-S20K-T HYX-S25K-T NOTICE • Multiple inverters must not share a single AC circuit breaker. • No load may be connected between the inverter and the AC circuit breaker. -
Page 26: Dc Side Connection
HYX-S(15~25)K-T User Manual 5. Electrical Connection • Step 3: Connect the AC cable to the AC connector. Refer to the stripping size in step 1, pass the cable through A, B, C, D, and insert the stripped wire into the corresponding screw crimping power pin to lock the screw. -
Page 27: Pv Input Configuration
HYX-S(15~25)K-T User Manual 5. Electrical Connection DANGER • When the inverter is operating, it is not allowed to operate the DC input power cable, such as connecting or disconnecting a PV string or a PV module in a PV string. Failing to do so may cause electric shocks. -
Page 28: Assembling Dc Connectors
HYX-S(15~25)K-T User Manual 5. Electrical Connection The structure of PV strings in different input areas can be different, including: different panel types, different number of cells in the string, different tilt and azimuth angles. The same tilt and azimuth angles. 5.5.2 Assembling DC Connectors •... -
Page 29: Communication Connection
HYX-S(15~25)K-T User Manual 5. Electrical Connection CAUTION • If the DC input polarity is reversed, the inverter will be in a fault or alarm condition and will not operate properly. • Please follow the above requirements to choose the correct terminals, otherwise the damage caused to the equipment will not be covered by the warranty. -
Page 30: Dcs Installation (Ethernet Module)
HYX-S(15~25)K-T User Manual 5. Electrical Connection • Step 1: Remove the protective cover of DCS and insert the SIM card; • Step 2: Install the waterproof cover of DCS; • Step 3: Remove the waterproof cover at the communication interface of the inverter; •... -
Page 31: Connecting The Signal Cable
HYX-S(15~25)K-T User Manual 5. Electrical Connection 5.7 Connecting the Signal Cable COM.2 The COM.2 interface is an RS485 and DRM/dry contact interface, which is mainly used for communication networking in inverter cascade connection scenarios, DRM connection, DI connection and NS Protection Connection. The PIN pins are defined as follows: Definition Function... -
Page 32: Cascading Connection
HYX-S(15~25)K-T User Manual 5. Electrical Connection 5.7.1 Cascading Connection DCS networking 5.7.2 DRM and Ripple Control Connection DRM Connection In Australia and New Zealand, the inverter supports the demand response modes as specified in the standard AS/NZS 4777. The following figure shows the wiring between the inverter and the external DRED. - Page 33 S9 is switched on, the solar inverter should be grid-tied. Enable the DRM function through the HYXiPower APP. If there are any problems, contact your distributor first. If the problem persists, contact HYXiPOWER. The DRM function is only applicable to devices for Australia and New Zealand.
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Page 34: Operation
HYX-S(15~25)K-T User Manual 6. Operation 6. 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 35: Inverter Shutdown
HYX-S(15~25)K-T User Manual 6. Operation 6.3 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 36: Abolition Of Inverter
HYX-S(15~25)K-T User Manual 6. Operation 6.5 Abolition of Inverter CAUTION • Some parts and equipment of the inverter, such as capacitors, may cause environmental pollution. • Please do not dispose of this product with household waste, and dispose of it in accordance with the regulations for disposal of electronic waste used at the installation site. -
Page 37: Maintenance Instructions
HYX-S(15~25)K-T User Manual 7. System Commissioning CAUTION • Restart the inverter only after troubleshooting faults that affect the safety performance of the inverter. • The inverter does not contain service parts inside, do not replace the internal components of the inverter without permission. •... -
Page 38: System Commissioning
Method 2 Scan the following QR code to download and install the App according to the prompt information: 7.2 APP User manual For more information on using the HYXiPOWER APP, please refer to the user manual "HYXiPOWER APP". 7.3 System debugging For system configuration and debugging, please refer to the user manual "HYXiPOWER Local... -
Page 39: Appendix
HYX-S(15~25)K-T User Manual 8. Appendix 8. Appendix 8.1 Technical Parameter Product Model HYX-S15K-T HYX-S17K-T HYX-S20K-S HYX-S25K-T PV Input Max. input power 24kW 27.2kW 32kW 40kW Max. input voltage 1,000V Rated input voltage 600V Start-up voltage 160V MPPT operating voltage range... -
Page 40: Quality Assurance
HYX-S(15~25)K-T User Manual 8. Appendix Product Model HYX-S15K-T HYX-S17K-T HYX-S20K-S HYX-S25K-T General Data Operating Temperature Range -30~+60℃ (Derating from 45℃ ) Relative Operating Humidity 0-100%RH Max. Operating Altitude 4,000m Cooling Smart air cooling Display LED+APP Communiction RS485/4G/WIFI Weight 27KG Dimension (W*H*D) -
Page 41: Contact Information
HYX-S(15~25)K-T User Manual 8.3 Contact Information If you have any questions about this product, please contact us. In order to provide you with faster and better after-sales service, we need your assistance in providing the following information. • Equipment model： •... - Page 42 Version: UMEN-S25K-T-Ver1.0-202312 The manual is subject to change without notice while the product is being improved. Zhejiang Hyxi Technology Co., Ltd. Building 3, Jiuyao Commercial Center, Hangzhou, China, 310008 www.hyxipower.com support@hyxipower.com...
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