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Summary of Contents for Hoymiles HIT-5L-G3
- Page 1 Open Energy for All Three-phase Hybrid Inverter USER MANUAL HIT-5L-G3 HIT-6L-G3 HIT-8L-G3 HIT-10L-G3 HIT-12L-G3 HIT-15L-G3 HIT-17L-G3 HIT-20L-G3 Region: Global V1.0 hoymiles.com...
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Page 2: Legal Notice
Hoymiles reserves the right to modify this manual without prior notice at any given time. The latest version of this manual can be found by visiting the Hoymiles official website or scanning the QR www.hoymiles.com... -
Page 3: Table Of Contents
Contents About This Manual ...............................1 Purpose ..........................................1 Audience .........................................1 Validity ..........................................1 Safety Information ..............................2 Safety Symbols ......................................2 Additional Symbols .....................................2 Safety Instructions ......................................3 EU Declaration of Conformity ................................4 Transportation and Storage .............................5 Transportation.......................................5 Storage ..........................................5 Product Introduction ..............................6 Product Appearance ....................................6 LED Indicators ......................................7 Supported Power Grid ....................................8 Working Principle ......................................9... - Page 4 7.7.1 Parallel Connection ..................................29 7.7.2 Smart Meter and CT Connection ............................29 7.7.3 DRM Connection ..................................31 7.7.4 BMS Connection ..................................32 COM2 Connection ....................................33 Installing the Wiring Box Cover................................34 7.10 DTS Connection .......................................34 7.10.1 DTS-WL-G3 (Wi-Fi Mode) ..............................34 7.10.2 DTS-WL-G3 (LAN Mode) ................................35 System Commissioning ............................
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Page 5: About This Manual
HIT-20L-G3 NOTE Model identifier: HIT - 5L - G3 [A]: Series Name (Three-phase Hybrid Inverter) [B]: Output Power (5 kW) [C]: Compatilble with Low Voltage Battery [D]: Generation (The Third Generation) © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 6: Safety Information
Safety instructions in this manual cannot cover all precautions that should be taken. Please consider the actual conditions on site when performing operations. Any damage caused by a violation of the safety instructions in this manual shall not be the responsibility of Hoymiles. 2.1 Safety Symbols... -
Page 7: Safety Instructions
To prevent personal injury and property damage and to ensure the long-term operation of the product, read this section carefully and observe all safety information at all times. Failure to observe the prescribed instructions may potentially void the manufacturer’s warranty. If in doubt, please contact Hoymiles. DANGER Danger to life from electric shock •... -
Page 8: Eu Declaration Of Conformity
• If an error occurs, contact your local distributor or qualified electricians. 2.4 EU Declaration of Conformity Hoymiles Power Electronics Inc. hereby declares that the inverter described in this document is in compliance with the basic requirements and other relevant provisions of the following directives. -
Page 9: Transportation And Storage
Replace the packing materials damaged by insects or rodents in a timely manner. • If inverters have been stored for two years or longer, they must be inspected and tested by professionals before being put into use. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 10: Product Introduction
LED Indicators show different states of the inverter and system. DC Switch This switch is used to disconnect the PV strings as required. Electrical Connection Area This area is for PV, battery, AC, and communication wiring. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 11: Led Indicators
Battery Discharging Battery Solid red Battery Fault No BMS Communication Solid blue Power On NOTE When the five indicators flash blue simultaneously, the inverter is being upgraded. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 12: Supported Power Grid
There are different ways of wiring for different grid systems. TN-S/TN-C/TN-C-S are shown as follows. L3 N Inverter Figure 4-1 TN-S L3 N Inverter Figure 4-2 TN-C L3 N Inverter Figure 4-3 TN-C-S © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 13: Working Principle
Consuming from grid Loads Battery charging Self consuming (PV power generation) 00:00 24:00 discharging standby charging standby discharging Figure 4-5 Power Flow of Self-Consumption Mode © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 14: Economy Mode
Time Range (2): Set time period in one week. Peak Hour: Set peak electricity price time and trade price. Off-peak Hour: Set off-peak electricity price time and trade price. Partial-peak Hour: Set partial-peak trade price. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 15: Full Backup Mode
NOTE Reserved capacity (60%-100%): The minimum battery SOC that can be reserved due to infrequent power outages. For details, please refer to battery specifications. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 16: Peak Shaving Mode
• Peak capacity (10%-100%): The minimum battery SOC that can be reserved during peak meter power time. • Peak meter power (0-60000 W): The maximum load consumption power from the grid side. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support:... -
Page 17: Time Of Use Mode
The battery will stop discharging when the battery Stop Discharging Power (0-100%) SOC reaches this value. 4.5.6 Pure Off-grid Mode The pure off-grid mode is used when the system is not connected to the grid. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 18: System Overview
PV inverter to form an AC coupled system to retrofit existing installations. S-Miles Cloud Home Loads Grid Smart Meter HIT-(5-20)L-G3 Battery Generator Smart Loads EPS Loads Heat Pump EV Charger Electric Vehicle Control Figure 5-1 Basic System © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 19: Whole Home System
S-Miles Cloud Grid HIT-(5-20)L-G3 Battery Generator Smart Loads Whole Home Loads Control Figure 5-2 Whole Home System © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 20: Installation Instruction
The inverter should be installed in a place where its enclosure and heat sink are not easy to be touched, because these parts are hot during operation. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 21: Space Requirements
≥500 mm ≥500 mm ≥500 mm ≥1000 mm ≥500 mm Figure 6-2 Correct Installation © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 22: Installation Tools
Hammer Electric Screwdriver Level Tape Measure Torque Wrench Wire Stripper Network Cable Crimper OT Terminal Crimping Tool Protective Goggles Dust Mask Safety Gloves Safety Shoes Adjustable Wrench © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 23: Installation Steps
Step 5 Use a T25 screwdriver to unscrew the two screws at the bottom of the inverter. Step 6 Remove the wiring box cover. BAT- BAT+ COM1 COM2 GRID M5 (T25) © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... - Page 24 Step 8 Tighten the screw with a torque of 1.8 N·m to secure the bracket and the inverter. If needed, another screw hole can be used to hang a lock. M5 (T25) 1.8 N·m © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/...
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Page 25: Electrical Connection
(circuit breaker) while connecting battery cables, grid cables, EPS cables, and GEN cables. ② ⑦ ③ ① ⑥ ④ ⑤ ⑧ Figure 7-1 Basic Diagram ② ⑦ ③ ① ⑥ ④ Figure 7-2 Whole Home Load Diagram © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 26: Recommended Cable List
• In the remaining two phases without high power output requirements, any single phase can output 50% of the rated power of the inverter. Recommended Cable List This data is the cable specification recommended by Hoymiles. For proper cable specifications, please refer to local laws and regulations and actual installation. Recommended Specification... - Page 27 1000 V, a temperature resistance of 105℃, and a fire resistance grade of VW-1 GRID/EPS/GEN Five-core copper cable COM1 Standard CAT 5E/CAT 6 Ethernet cable COM2 Two-core signal cable © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/...
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Page 28: Internal Overview
Step 1 Crimp the cable and ground terminal. Step 2 Use the M5 screw from the accessory box to connect the ground cable to the inverter. L=H+(2-3 mm) M5 (T25) 1.8 N·m © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 29: Pv Cable Connection
NOTE There are rubber plugs at the bottom of the cable glands. To ensure sealing performance, remove the rubber plugs based on the actual number of cables. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 30: Battery Cable Connection
35 N·m. Gently pull the cables backward to ensure that they are firmly connected, and tighten the cable glands. Φ: 12-25 mm 30 mm 30 mm 10 mm 35 N·m © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 31: Ac Cable Connection
The colors for L1, L2, L3, N, and PE are brown, black, grey, blue, and yellow-green. <140 mm 18 mm Φ: 12-25 mm S=6-10 mm² © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 32: Com1 Connection
485A 1 2 34 56 78 Meter 485A 485B 1 2 34 56 78 NTC+ NTC- CANH CANL 1 2 34 56 78 DRM1/5 DRM2/6 DRM3/7 DRM4/8 © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 33: Parallel Connection
CT. There are two schemes, one is the smart meter and CT scheme, and the other is CT scheme. Detailed connection methods are shown as follows. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... - Page 34 Grid CT L3 CT L2 CT L1 Breaker Battery Main Panel Load DC-Positive DC-Negative NOTE The arrow on the surface of CT should point to the grid. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/...
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Page 35: Drm Connection
( b ) does not operate in accordance with the requirements for the ORM of Clause 3.1; or © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/ ( c ) responds to a ORM instruction of which it is not claimed to be capable. -
Page 36: Bms Connection
“15 Appendix 3: Application of Lead-acid Battery”. Busbar+ Busbar- DC-Positive DC-Negative Figure 7-3 BMS Connection NOTE For detailed connection method of batteries, please refer to documents provided by the battery manufacturer. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 37: Com2 Connection
Dry contact output. The DO1 can be set to one of the functions as follows: Earth Fault DO1 (NO1, COM1) Alarm, Load Control, and Generator Control. DO2 (NO2, COM2) Dry contact output. The DO2 will control the bypass contactor under certain logic. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 38: Installing The Wiring Box Cover
Step 1 Remove the cover of the DTS terminal. Step 2 Insert the DTS into the DTS terminal. There will be a “Click” sound when it is plugged in correctly. Click © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 39: Dts-Wl-G3 (Lan Mode)
Step 3 Remove the cover of the DTS terminal. Step 4 Insert the DTS into the DTS terminal. There will be a “Click” sound when it is plugged in correctly. Click © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 40: System Commissioning
Step 3 Rotate the DC switch to “ON” if the inverter is connected to the PV strings. Step 4 Check whether the inverter is operating properly through the inverter indicators status. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support:... -
Page 41: Miles Cloud
Three-phase Hybrid Inverter HIT-(5-20)L-G3 S-Miles Cloud S-Miles Cloud The S-Miles App has been developed for Hoymiles and offers the following features. a. Network configuration; b. Local installation assistant; c. System monitoring. S-Miles Installer S-Miles End-user Please download the S-Miles App from the Google Play Store or the Apple App Store. The QR code above can also be scanned to download the App. - Page 42 Choose the corresponding option according to whether the device connected to the GEN port is “Inverter” or “Generator”, and tap “Next”. (The default option is “None”.) b)-1 b)-2 © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/...
- Page 43 DC cables, AC cables, and communication cables are properly connected, and all AC and DC switches are turned on. • If you want to skip this step, tap “Next”. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/...
- Page 44 If you have connected DTS-WL-G3 (Wi-Fi Mode) and want to skip this step, tap “Skip network configuration for now”. • If you have connected DTS-WL-G3 (LAN Mode), tap “Finish”. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/...
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Page 45: System Maintenance
Check whether the ground cables are the first installation, and the subsequent Grounding Reliability firmly connected. inspections can be carried out once every 6 to 12 months. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 46: Troubleshooting
PV strings are reversely Connection below 0.5 A. connected. 2. If the alarm persists, contact Hoymiles technical support team. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... - Page 47 1. Check if the battery input voltage is within the The battery voltage is higher normal range. Battery Voltage Fault than the permissible range. 2. If the alarm persists, contact Hoymiles technical support team. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/...
- Page 48 The inverter detects that Relay Self-check Try to restart the inverter. If the fault persists, contact there is a relay self-check Fault Hoymiles technical support team. fault. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/...
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Page 49: Decommissioning
Failure to comply with this EU Directive may result in a negative impact on the environment. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support:... -
Page 50: Technical Datasheet
IEC 61727, IEC 62116, EN 50549, VDE-AR-N 4105 Safety/EMC standard IEC 62109-1/-2, EN 61000-6-1/-2/-3/-4 (1) Can be achieved only if PV and battery power are sufficient. (2) Excluding Connectors and Brackets. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... -
Page 51: Appendix 1: Application Of An Ac Coupled System
The HIT series inverter is compatible with any grid-connected inverter (PV inverter or microinverter). With the addition of Hoymiles hybrid inverter, the existing PV system can be retrofitted to be a PV Energy Storage System (ESS) allowing more self-consumption energy and more backup energy. - Page 52 Meter Connection The Hoymiles dual CT solution only need to install one meter, and one CT is connected to the PV inverter side, and the other is connected to the grid side. At this time, the S-Miles cloud monitoring platform can visualize the data of the AC coupled system in one plant.
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Page 53: Appendix 2: Application Of Parallel Function
Quantity Current (A) NOTE The actual specifications can be adjusted based on the number of loads connected. Online Setting Please refer to “S-Miles Cloud Operating Guide (App)”. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... - Page 54 Three-phase Hybrid Inverter HIT-(5-20)L-G3 Appendix 2: Application of Parallel Function Parallel System 1 © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/...
- Page 55 Three-phase Hybrid Inverter HIT-(5-20)L-G3 Appendix 2: Application of Parallel Function Parallel System 2 © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/...
- Page 56 Three-phase Hybrid Inverter HIT-(5-20)L-G3 Appendix 2: Application of Parallel Function Parallel System 3 © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/...
- Page 57 Three-phase Hybrid Inverter HIT-(5-20)L-G3 Appendix 2: Application of Parallel Function Parallel System 4 © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/...
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Page 58: Appendix 3: Application Of Lead-Acid Battery
Figure 15-1 Lead-acid Battery System Temperature Sensor Connection Connect one end of the temperature sensor to the BMS terminal of the inverter and place another end on the lead-acid battery. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... - Page 59 14.7 V (59.0 V) 13.7 V (55.0 V) 1 4.7 V ( 5 9.0 V ) NOTE Please set these values according to your actual needs and battery parameters. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/...
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Page 60: Appendix 4: Application Of Generator
GEN mode should be turned on or off based on the status of the grid and generator. S-Miles Cloud Home Loads Grid Smart Meter HIT-(5-20)L-G3 Battery Generator EPS Loads Figure 16-1 Generator System-Manual Mode © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... - Page 61 Home Load Grid Smart Meter HIT-(5-20)L-G3 Battery Generator EPS Load Control Figure 16-2 Generator System-Auto Mode Communication Connection <140 mm 11 mm Φ: 4-6.5 mm S=0.5-0.8 mm² © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/...
- Page 62 If the generator can be controlled by dry contact, please choose “DI/DO”. Generator Minimum Run Time 5-60 min Generator Maximum Run Time 6-10 hour Generator Protection Interval 5-60 min © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/...
- Page 63 Limit Generator Low Frequency 0-59 Hz Limit Battery Charge Power from 0-2000 W Generator NOTE Please set these values according to your actual needs and generator parameters. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/...
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Page 64: Appendix 5: Application Of Ev Charger
PV power is less than the EV charger start power. NOTE • The minimum start power of Hoymiles single-phase EV charger is 1.4 kW. • The minimum start power of Hoymiles three-phase EV charger is 4.2 kW. • It is recommended that the set grid input power should be larger than the EV charger start power, otherwise, the EV charger may not start. - Page 65 The EV charger will charge the electric vehicle at this power if there is a Off-grid Charging Power communication failure between the EV charger and the inverter. Charging Mode RFID Card/Free Charge © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/...
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Page 66: Appendix 6: Application Of Heat Pump
• Figure 18-2 is for the generator controlled by dry contact. • Figure 18-3 is for the generator controlled by an external relay. Select an appropriate external relay based on the type of SG Ready heat pump. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support: hoymiles.com/support/... - Page 67 • If there is no battery connected, only the start or shutdown power needs to be set. • The interval between disabling and enabling the heat pump is not less than 10 minutes. © 2024 Hoymiles Power Electronics Inc. All rights reserved. Hoymiles Customer Support:...
- Page 68 S-Miles Installer S-Miles End-user Floor 6-10, Building 5, 99 Housheng Road, Gongshu District, Hangzhou 310015 P. R. China +86 571 2805 6101 General inquiry: info@hoymiles.com Technical support: service@hoymiles.com Visit https://www.hoymiles.com/ for more information.
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