Page 1 User Manual iHomeManager Home Energy Manager User Manual iHomeManager-UEN-Ver12-202411 Home Energy Manager iHomeManager iHomeManager-UEN-Ver12-202411...
Page 2: All Rights Reserved
Software Licenses • It is prohibited to use data contained in firmware or software developed by SUNGROW, in part or in full, for commercial purposes by any means. • It is prohibited to perform reverse engineering, cracking, or any other operations that...
Page 3: Table Of Contents
2.3 Electrical Connection Safety.................7 2.4 Operation Safety....................8 2.5 Maintenance Safety....................9 2.6 Disposal Safety.....................9 3 Product Overview ....................10 3.1 About iHomeManager..................10 3.2 Application Scenarios..................11 3.3 External Design....................15 4 Unpacking and Storage ..................18 4.1 Scope of Delivery....................18 4.2 Unpacking and Inspection.................. 18 4.3 Nameplate......................19...
Page 4 6.8 Router Connection....................38 6.9 DI Connection..................... 38 7 Commissioning ..................... 40 7.1 Inspection Before Powering on................40 7.2 Power-on Process....................41 8 iHomeManager Configuration with iSolarCloud ........42 8.1 About iSolarCloud App..................42 8.2 Preparation......................42 8.2.1 Install iSolarCloud..................42 8.2.2 Local Access.................... 43 8.3 iSolarCloud App Overview.................
Page 5 8.8.2 Instant Mode (Heat Pump Control)............88 8.8.3 ECO Mode (Heat Pump Control)............. 88 8.8.4 Intelligent Load Consumption Priority............90 8.9 Device Settings....................90 8.9.1 iHomeManager Settings................91 8.9.2 Inverter Grid-connection Settings.............92 8.10 Device List......................93 8.10.1 Add Device..................... 94 8.10.2 Delete Device..................96 8.11 Other Functions....................
Page 6 9.3 FAQs......................... 102 10 Maintenance ....................... 105 10.1 Maintenance Notices..................105 10.2 Routine Maintenance..................106 11 Appendix ......................108 11.1 Technical Data....................108 11.2 Quality Assurance...................109 11.3 Contact Information..................110...
Page 7: About This Manual
(PV) system. Readers can get additional information at www.sungrowpower.com or on the webpage of the respective component manufacturer. Validity This manual is valid for the following models: • iHomeManager Type Description Product Model Product Aliases Note Home Energy Manager,...
Page 8 1 About This Manual User Manual All contents, pictures, marks, and symbols in this manual are owned by SUNGROW. No part of this document may be reprinted by the non-internal staff of SUNGROW without written authorization. Contents of this manual may be periodically updated or revised, and the actual product purchased shall prevail.
Page 9 User Manual 1 About This Manual “NOTE” indicates additional information, emphasized contents or tips that may be helpful, e.g., to help you solve problems or save time.
Page 10: Safety Instructions
Level 6 or stronger winds. SUNGROW shall not be held liable for any damage to the device due to force majeure, such as earthquakes, floods, volcanic eruptions, mudslides, lightning strikes, fires, wars, armed conflicts, typhoons, hurricanes, tornadoes, and other extreme weathers.
Page 11 • SUNGROW shall not be held liable for any damage to the product caused by the negligence, intent, fault, improper operation, and other behaviors of users or third-party organizations.
Page 12: Packaging, Transport & Storage
2 Safety Instructions User Manual 2.1 Packaging, Transport & Storage CAUTION Improper handling may lead to personal injuries! • Operators must wear proper personal protective equipment when handling the product bare-handed. • When handling the product, get prepared for carrying its weight and keep the balance to prevent it from tilting or falling.
Page 13: Installation Safety
User Manual 2 Safety Instructions 2.2 Installation Safety DANGER Improper installation may cause fire! 1. Make sure there is no electrical connection to the product before installation. 2. During installation, protect the product against the ingress of foreign objects. WARNING Do not modify the product! Unauthorized modifications may lead to severe safety risks, deterioration in product performance, or even personal injury.
Page 14: Operation Safety
2 Safety Instructions User Manual WARNING Damage to the product caused by incorrect wiring is not covered by the warranty. • Electrical connection must be performed by professionals. • Check the power cord and confirm that the identifier is correct before connecting it.
Page 15: Maintenance Safety
User Manual 2 Safety Instructions 2.5 Maintenance Safety DANGER Unauthorized modification or use of parts not sold or recommended by SUNGROW may result in fires and electric shocks. CAUTION To prevent misuse or accidents caused by unrelated personnel, post prominent warning signs or demarcate safety warning areas around the product to prevent accidents caused by misoperation.
Page 16: Product Overview
The iHomeManager can also be accessed to cloud. It can upload the collected data to the iSolarCloud so that users can easily view and monitor the operating status of devices attached to it in real time.
Page 17: Application Scenarios
Establishing a network connection using both the RS485 communication and the WiNet communication module is not supported. By default, the iHomeManager communicates with the WiNet-S2 or the EV charger via Modbus TCP Port 516, with the port secured using SSL encryption.
Page 18 User Manual Residential PV-ESS-EV charging system (RS485) In this scenario, the iHomeManager communicates with the inverters and the inverters communicate with each other over RS485. The maximum distance for RS485 wiring is 1000m (baud rate: 9600bps). The inverter can only be connected via RS485 if the feed-in power limitation function is required.
Page 19 User Manual 3 Product Overview The compatible devices are listed below. Inverter Battery RACK Charger SH5.0–10RT-20 SBR096–256 AC11E-01 SH5–25T SBH100–400 AC22E-01 Retrofit system with third-party inverter (RS485) The compatible devices are listed below. Inverter Battery RACK Charger SH5.0–10RT-20 SBR096–256 AC11E-01 SH5–25T SBH100–400 AC22E-01...
Page 20 3 Product Overview User Manual Retrofit system with SUNGROW inverter (WiNet) The compatible devices are listed below. Inverter Battery RACK Charger SH5.0–10RT-20 SBR096–256 SH5–25T SBH100–400 AC11E-01 AC22E-01 SG5.0–20RT SG5.0–20RT-P2 Retrofit system with SUNGROW inverter (RS485) The compatible devices are listed below.
Page 21: External Design
SBH100–400 AC11E-01 AC22E-01 SG5.0–20RT SG5.0–20RT-P2 See the user manual for the inverter for its compatible battery RACKs. 3.3 External Design iHomeManager External Design Definition Description WLAN antenna connector Indicate the current status of the Indicators iHomeManager. table 6-1 Terminal Description Terminals for connection details.
Page 22: Product Dimensions
3 Product Overview User Manual Indicators Indicator Color Status Description Not connected to power. Blue Blinking Operating normally. No device is online. Blue Steady on All devices are online. Blinking Some devices are online. Not connected to cloud server. WLAN Blue Steady on Connected to cloud server.
Page 23 User Manual 3 Product Overview Signs on the Product Sign Description Danger to life due to hazardous high voltages! Installation and operation must only be performed by qualified technical persons.
Page 24: Unpacking And Storage
ST4.8X19, 4 sets in total; used to mount the device Expansion bolt on a concrete wall. E/UK-1201442, 2 sets; mounted on the guide rail at End bracket the two sides of iHomeManager. Guide rail 148mm in length. WLAN antenna External suction base antenna.
Page 25: Nameplate
SUNGROW, and provide relevant photos for further assistance. 4.3 Nameplate The nameplate shows the model and key technical data of the product. The iHomeManager has a nameplate on its side, as shown below. table 4-1 Nameplate Parameter...
Page 26: Storage Requirements
4 Unpacking and Storage User Manual Product over-voltage rating：OVERVOLTAGE CATEGORY Ⅱ. Product Pollution Class：POLLUTION DEGREE 2. 4.4 Storage Requirements After receiving and inspecting the product, if you do not install or use it immediately, please store it properly. CAUTION Losses resulting from storage not in accordance with the instructions specified in this manual will not be covered by the warranty.
Page 27: Mechanical Mounting
5.1 Installation Requirements An ideal installation position is critical to the safe operation, longer service life, and sound performance of the iHomeManager. Take the following requirements into account when selecting the installation position: • The device must only be installed indoors.
Page 28: Installation Methods
Installation tools are not included in the scope of delivery and should be prepared by the installer. 5.3 Installation Methods The iHomeManager must be installed in a power distribution box that has an SPD inside. It can be mounted on a wall or a guide rail, based on the user's needs. CAUTION Be sure to avoid the water pipes and electricity wires in the wall before drilling.
Page 29 User Manual 5 Mechanical Mounting figure 5-1 Mounting Holes step 1 Select an appropriate installation position. step 2 Measure and determine the positions of the two mounting holes using a tape measure. The distance between them is 56mm. Then, use a marker to mark the hole positions for drilling on the wall.
Page 30 5 Mechanical Mounting User Manual step 4 Fit all the expansion sleeves into the holes using a rubber mallet. Skip this step if the device is mounted on a metal wall.
Page 31: Mounted On A Guide Rail
1 Mount the guide rail in a proper position and fix it properly. step 2 Insert the tip of a Phillips screwdriver into the opening on the bottom clips of iHomeManager, then slightly drag downward to pull out the clips.
Page 32 4 Push the bottom clips upward. Make sure the iHomeManager firmly fits on the guide rail. step 5 Install the end brackets on the guide rail at both sides of the iHomeManager to restrict it in a fixed position.
Page 33: Antenna Installation
• You have reserved an opening for the antenna (hole diameter: 20mm). step 1 Lead the nut end of the antenna cable to the iHomeManager. step 2 Rotate the nut clockwise to tighten it onto the WLAN antenna connector on the iHomeManager. - - End...
Page 34: Electrical Connection
CAUTION Damages resulting from wiring not in accordance with the instructions specified in this manual will not be covered by the warranty. 6.2 Terminal Description External wiring areas are set at the top and bottom of of the iHomeManager.
Page 35 User Manual 6 Electrical Connection table 6-1 Terminal Description Name Signal Function AC power supply L1 AC power supply L2 AC IN AC power supply L3 AC power supply N Ethernet port. It can be connected to a router for data communication.
Page 36: Cable Requirements
6 Electrical Connection User Manual Name Signal Function Used for phase L3 current C+, C- detection of the third-party inverter. Used for DI power 1, 2, 3, 4 regulation. DI/DRM Used for emergency stop R, C function (via short-circuiting connection). A1, B1, PE RS485 communication port;...
Page 37 Install appropriate cord end terminals on the communication cables after removing the protective layer, and use a crimping tool to securely crimp them. step 2 Connect one end of the AC cable to the iHomeManager, with its wires connected to L1, L2, L3, and LN respectively.
Page 38: Inverter Connection Via Rs485
4 Connect the CT wires to the GRID.CT terminal, and clamp the CT to the AC cable with the arrow pointing in the direction of the load. - - End 6.5 Inverter Connection via RS485 The iHomeManager is connected to the inverter via RS485 connection in the scenario of Residential PV-ESS-EV Charging System (via RS485).
Page 39 PE terminal for grounding. step 1 Lead the RS485 communication cable from the inverter to the wiring area on the iHomeManager. step 2 Use wire strippers to strip off the protective layer of the cable by approximately 15mm, and the insulation layer by 8mm–10mm.
Page 40 Then, connect the wires to the corresponding positions in the RS485 port of the iHomeManager. step 4 Connect the other end of the communication cable to the RS485 port on the inverter.
Page 41: Optional) Ct Connection For Third-Party Inverter
User Manual 6 Electrical Connection In a system with different models of SUNGROW inverters, the inverters can all be connected with each other through RS485 cables. Refer to the diagrams above for connection points. - - End 6.6 (Optional) CT Connection for Third-Party Inverter If the third-party inverter is used at the site, add CTs at the AC output of the inverter.
Page 42: Heat Pump Connection Via Do
Connect the CT wires to the PROD.CT terminal and clamp the CT to the AC cable, with the arrow pointing in the direction of inverter. 6.7 Heat Pump Connection via DO The iHomeManager controls the start and stop of the heat pump via DO signals. One heat pump can be connected. Requirements You have prepared the DO signal cable as required by 6.3 Cable...
Page 43 6 Electrical Connection step 1 Lead the DO signal cable from the heat pump to the wiring area on the iHomeManager. step 2 Use wire strippers to strip off the protective layer of the cable by approximately 15mm, and the insulation layer by 8mm–10mm.
Page 44: Router Connection
8.4.1 Network Configuration for details. 6.9 DI Connection Users can connect an external device to the DI port on the iHomeManager for DI power regulation. Requirements You have prepared the DI signal cable as per the specifications requirements in 6.3 Cable...
Page 45 User Manual 6 Electrical Connection DANGER Accidentally touching live terminals may result in fatal electric shocks! • Before wiring, make sure the device is completely powered off. • Before wiring, make sure the wiring terminals are voltage-free. step 1 Use wire strippers to strip off the protective layer of the DI signal cable by approximately 15mm, and the insulation layer by 8mm–10mm, as shown in the figure below.
Page 46: Commissioning
Inspection item Result The iHomeManager is installed correctly. □ Check that all cables are intact, well-insulated, and properly sized. □ Check that all cables are properly and securely connected.
Page 47: Power-On Process
Close the switch between the inverter and the grid. □ Close the switch between the iHomeManager and the grid. □ Check the status of the indicator on the iHomeManager, by referring □ to Indicators. Set the operation parameters for the device on the iSolarCloud App □...
Page 48: Ihomemanager Configuration With Isolarcloud
8 iHomeManager Configuration with iSolarCloud 8.1 About iSolarCloud App The iSolarCloud App is a mobile application used for new energy power plant management. It is designed with functions such as plant operation data display, quick plant access, remote parameter setting, quick fault location and notification, as well as production and revenue analysis.
Page 49: Local Access
1 Open the iSolarCloud App, and tap Local Access in the lower left corner of the login screen. step 2 Scan the QR code on the enclosure of the iHomeManager. step 3 Enter the account name and password, and tap Verification. The default account name and...
Page 50 8 iHomeManager Configuration with iSolarCloud User Manual At your first login, please use the default password and change the password as soon as possible. To keep your account secure, it is recommended to update your password regularly and always make sure you remember the new one. You may see...
Page 51: Isolarcloud App Overview
User Manual 8 iHomeManager Configuration with iSolarCloud The password should be 8–32 characters long and contain at least three of the following four character types: uppercase letters, lowercase letters, numbers, and special characters. step 5 Log in again with the new password.
Page 52: Quick Setting
8 iHomeManager Configuration with iSolarCloud User Manual Definition Description Shows the key plant data, such as the total PV power, feed-in/energy purchasing power, and load power. Plant operation information Battery charging/discharging power will also be shown if a battery has been added to the plant.
Page 53 User Manual 8 iHomeManager Configuration with iSolarCloud • First login After logging in for the first time, you will go to "Quick Setting" automatically. You can complete device initialization by following the steps below. • Subsequent login in the upper right corner of the Home screen to go to If it is not your first login, tap “Quick Setting”.
Page 54: Network Configuration
Please wait for device initialization to complete first before proceeding with quick setting. 8.4.1 Network Configuration If multiple routers are used at the site, ensure the iHomeManager , communication module, and charger are connected to the same local area network (LAN) and can communicate with each other properly.
Page 55 User Manual 8 iHomeManager Configuration with iSolarCloud Connecting the iHomeManager to the home router via Ethernet cable is preferred. If using the WLAN connection, ensure that the router's WLAN gets full bars in signal strength and operates at 2.4 GHz.
Page 56 8 iHomeManager Configuration with iSolarCloud User Manual • To connect a mobile phone directly to the device, ensure the phone is within the coverage of the device's WLAN signal. • To connect the device to the router via WLAN, ensure the device is within the coverage of the router's WLAN signal and the signal is good and stable.
Page 57 User Manual 8 iHomeManager Configuration with iSolarCloud • WLAN connection 1. Select the target home network in the list of available WLANs. 2. Enter the password and tap Confirm. 3. Tap Next upon successful connection. 4. Select Synchronization to synchronize the network settings for the communication...
Page 58 8 iHomeManager Configuration with iSolarCloud User Manual If the WiNet-S communication module is used, you need to configure its network settings manually before "Network Configuration". For details, see “9.1 WLAN Configuration” in the user manual for iSolarCloud App. You can scan the QR code below for the user manual.
Page 59 User Manual 8 iHomeManager Configuration with iSolarCloud 1. On the Network Configuration screen, tap Ethernet connection in the lower left corner. 2. Automatically Obtain IP Settings (DHCP) is turned on by default. If it is turned off, you need to configure network settings manually based on the router to which the device is connected.
Page 60: Device Management
8 iHomeManager Configuration with iSolarCloud User Manual 3. If there are devices connected to the router via WLAN at the site, turn on WLAN Sharing. This function allows you to share your WLAN username and password with other wirelessly connected devices and complete network settings in one click.
Page 61: Add Devices Manually
User Manual 8 iHomeManager Configuration with iSolarCloud • If there are fewer devices in the list than actual networked devices, check that the communication is normal and then tap Device Search in the upper right corner or devices manually. • If there are more devices than the actual networked devices, tap...
Page 62 8 iHomeManager Configuration with iSolarCloud User Manual • Select Add Module: 1. Option 1: Scan the QR code on the communication device and tap Confirm. 2. Option 2: Tap to upload a picture of the communication device's QR code and tap Confirm.
Page 63: Device Initialization
User Manual 8 iHomeManager Configuration with iSolarCloud Device initialization 1. Tap Country/Region, select the country/region where the device is located or the standard for grid connection, and tap Confirm in the upper right corner. 2. Go back to “Device Management” and tap Set to apply the settings.
Page 64 8 iHomeManager Configuration with iSolarCloud User Manual Energy management mode The system provides various energy management modes to ensure effective energy management and maximization of energy utilization. 1. On the Settings screen, tap Working Mode. 2. Select a working mode for the device. For details, see 8.6 Energy...
Page 65: System Self-Test
User Manual 8 iHomeManager Configuration with iSolarCloud 8.4.4 System Self-test A connection check will be performed by the system automatically once you go to "System Self-test". You can then check whether the communication between devices is normal. 1. If the communication is abnormal, perform an inspection by following the onscreen instructions.
Page 66: Create Plant
8 iHomeManager Configuration with iSolarCloud User Manual 8.4.5 Create Plant To enter the Create Plant screen, please switch to the mobile data or connect your mobile device to a home network, and then go back to the App. 1. Fill in the Basic Plant Information:...
Page 67: View Plant Information
If an EV charger has been added to the plant, the EV Charger tab will appear in the bottom navigation bar of the App. The iHomeManager can be used in conjunction with the following SUNGROW chargers. • AC11E-01 • AC22E-01...
Page 68: Start Charging
8 iHomeManager Configuration with iSolarCloud User Manual The User can set the charging mode and other parameters in “EV Charger ”, while the Retailer/Installer can view the data only and cannot take any action. Charging modes and parameter setting instructions below are provided with an User account as an example.
Page 69: Stop Charging
User Manual 8 iHomeManager Configuration with iSolarCloud 4. Tap Start Charging. Check that the charger status changes to Charging. 5. After charging is completed, pull out the charging connector. If the charger status shows Unplugged, the charging connector may not be plugged into the EV correctly.
Page 70: Fast Charging
You can start charging once the settings are completed. If the EV supports both three-phase and single-phase charging, the iHomeManager will instruct the three-phase charger to switch between single- phase and three-phase charging modes to enhance clean energy utilization. When the charging power falls within the range of 1.38–4.14kW, the charger switches to single-phase charging mode;...
Page 71: Scheduled Charging
User Manual 8 iHomeManager Configuration with iSolarCloud Steps 1. Go to the EV Charger screen. 2. Turn on or off Plug & Play as needed. • ON: Charging begins once the charging connector is plugged into the EV. • OFF: Charging begins when the user taps Start Charging after the charging connector is plugged into the EV.
Page 72 8 iHomeManager Configuration with iSolarCloud User Manual 1. Go to the EV Charger screen. 2. Turn on or off Plug & Play as needed. • ON: Charging begins once the charging connector is plugged into the EV. • OFF: Charging begins when the user taps Start Charging after the charging connector is plugged into the EV.
Page 73: Customized Charging
User Manual 8 iHomeManager Configuration with iSolarCloud If the charger cannot meet the charging target before the pickup time, the screen will display "unable to complete the charging target before you pick up the vehicle". • Tap Confirm to save the above settings.
Page 74: Energy Management
• Outside of the custom charging window, if a charging session is initiated using Plug & Play or a card and the charger starts working accordingly, the iHomeManager will automatically cut off power to the charger to make it stop. 8.6 Energy Management The system provides various energy management modes to ensure effective energy management and maximization of energy utilization.
Page 75: Function Logic
User Manual 8 iHomeManager Configuration with iSolarCloud Function Logic • When the PV output power is sufficient, the PV energy will be first supplied to the loads, with the excess stored in the battery. If, after this, there is still energy surplus, it will be fed into the grid.
Page 76: Demand Control
8 iHomeManager Configuration with iSolarCloud User Manual 8.6.1.1 Demand Control Here you can set the Threshold on Power Purchase and Threshold on Power Feed-in for demand control. In the Self-consumption mode, after the demand control parameters are set, the battery charging/discharging strategy will adjust automatically based on the energy purchasing and feed-in power, thus improving the economic benefits of clean energy.
Page 77 User Manual 8 iHomeManager Configuration with iSolarCloud Given the inverter PV installed power is 10kW, the inverter rated power is 5kW, and the maximum charging/discharging power of the battery is 5kW. Set the Threshold on Power Purchase (Demand Control) to 2kW. Then, in case of insufficient sunlight, the energy allocation in the system is as follows: •...
Page 78: Custom Season
8 iHomeManager Configuration with iSolarCloud User Manual 8.6.1.2 Custom Season In the Self-consumption mode, users can set a battery charging/discharging plan to optimize the energy usage and management. With properly set battery charging/discharging windows, the system maximizes the use of PV output during on-peak hours and reduces the energy purchased from the grid during off-peak hours, thus lowering the electricity costs.
Page 79: Time Plan
User Manual 8 iHomeManager Configuration with iSolarCloud You can apply the charging/discharging plans to every day, or set different charging/ discharging plans for weekdays and weekends respectively. The plan applies to every day by default. • Every Day: The set charging/discharging plan applies on all days. This mode is suitable for scenarios where the daily energy demand is relatively stable.
Page 80 8 iHomeManager Configuration with iSolarCloud User Manual 1. Choose More > Energy Management. 2. Set the Working Mode to Time Plan. 3. Select months for the current season. Users can set different seasons according to the energy demand and seasonal changes of each quarter.
Page 81: Backup Mode
User Manual 8 iHomeManager Configuration with iSolarCloud 6. Tap a time period on the Discharge or Charge column, a new discharging or charging window will be created (1 hour by default). Then, drag up and down to adjust the length of time, and tap on the window again to add it.
Page 82: Compulsory Mode
8 iHomeManager Configuration with iSolarCloud User Manual 1. Choose More > Energy Management. 2. Set the Working Mode to Backup Mode. 3. Set the Backup SOC, in a range of 10–100. The Backup SOC sets the upper limit for battery charging. If the current battery SOC is higher than this level, the system allows the battery to discharge until reaching the Backup SOC.
Page 83 User Manual 8 iHomeManager Configuration with iSolarCloud Function Logic • Forced Charging: The battery charges at the preset charging power until it is fully charged. • Forced Discharging: The battery discharges at the preset discharging power until it is fully discharged.
Page 84: Vpp
8 iHomeManager Configuration with iSolarCloud User Manual 4. If Charge or Discharge is selected, set the target charging or discharge power in Charging/Discharging Power. 5. Tap Apply Settings. 8.6.5 VPP The VPP is mainly used in the scenario of the third-party VPP provider. In this mode, the system operates according to the feed-in power and battery charging/discharging commands from the VPP provider.
Page 85: Maximize Revenue
User Manual 8 iHomeManager Configuration with iSolarCloud 1. Choose More > Energy Management. 2. Set the Working Mode to AI Mode. 3. Set the Working Strategy to Maximize Revenue or Maximize Clean Energy Usage. 8.6.6.1 Maximize Revenue 8.6.6.2 Maximize Clean Energy Usage for detailed instructions.
Page 86: Maximize Clean Energy Usage
8 iHomeManager Configuration with iSolarCloud User Manual consumption, to cover the user's energy demand and reduce the consumption of energy from the grid. The meteorological data comes from official statistics. Requirements Tariff settings have been completed. For detailed instructions, see 8.4.5 Create...
Page 87: Power Control
User Manual 8 iHomeManager Configuration with iSolarCloud i. Tap on the load that has been added and choose Edit. ii. The Load Name and Nominal Power can be modified. iii. Select the days on which the work plan applies. • Every Day: The work plan applies on all days.
Page 88: Ripple Control
8 iHomeManager Configuration with iSolarCloud User Manual If the DI power regulation is not needed, set DI Control Method to “OFF”. 8.7.1.1 Ripple Control In the "Ripple Control" mode, the system receives control signals from the grid in the form of dry contact signals, and perform power regulation as required.
Page 89: Emergency Stop Function
6. Tap Apply Settings. 8.7.1.2 Emergency Stop Function The emergency stop function allows users to stop the inverter immediately in case of an emergency. The emergency stop function is available for SUNGROW inverters only. table 8-2 Emergency Stop Modes Mode Description Emergency stop control is disabled.
Page 90: Grid-Connection Power Regulation
8 iHomeManager Configuration with iSolarCloud User Manual 1. Choose More > Power Control > DI Power Regulation. 2. Open the Emergency Stop Function drop-down list. You can decide whether to enable the emergency stop function and select the emergency stop mode based on actual needs.
Page 91 User Manual 8 iHomeManager Configuration with iSolarCloud • Unlimited: There is no power limit on energy feed-in. • Feed-in Limited Power: There is a power limit on energy feed-in. 5. If Feed-in Limited Power is selected, set a proper power limit in Feed-in Limitation Ratio for energy feed-in according to the local laws and regulations.
Page 92: Intelligent Load
8 iHomeManager Configuration with iSolarCloud User Manual 8.8 Intelligent Load The Intelligent Load allows users to define the working mode for a load and control how and when the load works. The following three working modes are available. • Scheduled Mode •...
Page 93 User Manual 8 iHomeManager Configuration with iSolarCloud 1. Select the target load. The Load Name and Nominal Power can be modified. 2. Set the Working Mode to Scheduled Mode. 3. Select the days on which the work plan applies. You can apply the work plan to every day, or set different work plans respectively for weekdays and weekends.
Page 94: Instant Mode (Heat Pump Control)
8 iHomeManager Configuration with iSolarCloud User Manual 8.8.2 Instant Mode (Heat Pump Control) The Instant Mode allows the load to start or stop working immediately as per the commands. In this mode, you can start or stop an intelligent load as needed on the Intelligent Load screen.
Page 95 User Manual 8 iHomeManager Configuration with iSolarCloud 1. Select the target load. The Load Name and Nominal Power can be modified. 2. Set the Working Mode to ECO Mode. 3. Set a lower-limit SOC threshold for discharging in Lower SOC Limit of Discharging (%), in a range of 5 to 100.
Page 96: Intelligent Load Consumption Priority
8 iHomeManager Configuration with iSolarCloud User Manual 8.8.4 Intelligent Load Consumption Priority Steps 1. Choose More > Intelligent Load. 2. Tap in the upper right corner of the Intelligent Load screen. 3. On the Intelligent Load Consumption Priority screen, drag to re-arrange the loads by priority in energy consumption.
Page 97: Ihomemanager Settings
User Manual 8 iHomeManager Configuration with iSolarCloud 8.9.1 iHomeManager Settings Choose More > iHomeManager Settings, and select Basic Settings to set the parameters related to the iHomeManager. table 8-3 Parameter Description Parameter Description Set the maximum current that the CT GRID.CT Ratio...
Page 98: Inverter Grid-Connection Settings
8 iHomeManager Configuration with iSolarCloud User Manual Parameter Description GRID.CT Reverse Connection Correction This function is used to correct the polarity for data accuracy when the signal wires of the CT are connected in reverse. Correct wiring: Connect the white signal wire to "+" and blue wire to "-".
Page 99: Device List
User Manual 8 iHomeManager Configuration with iSolarCloud 8.10 Device List You can view the general information about and manage the devices connected to the iHomeManager on the Device screen. • Device running data: Check the inverter's power generation data, the signal strength of the communication device, the battery voltage, current, and SOC, the charger's charging power, and the energy delivered by the charger.
Page 100: Add Device
Automatic device search is supported. You can also add the device manually. Requirements • The device is correctly connected to the RS485 port of the iHomeManager. • The communication module and the iHomeManager are connected to the same network. Automatic device search...
Page 101 User Manual 8 iHomeManager Configuration with iSolarCloud 1. On the Device Management screen, tap Device Search. 2. After the device search is finished, verify that the devices in the list match the actual networked devices. In case any device is missing, add it by following the instructions in Add devices manually.
Page 102: Delete Device
4. Tap Confirm in the confirmation dialog. 8.11 Other Functions The following functions are the capabilities of the iHomeManager device itself. 8.11.1 Firmware Update Requirements Log in to the App, and choose Support > Firmware Download to download the firmware update package.
Page 103: Download Logs
User Manual 8 iHomeManager Configuration with iSolarCloud Steps 1. Choose More > Firmware Update. 2. Tap on the update package. A confirmation dialog will then appear on the screen. Tap Confirm to start updating. 3. Wait for the update to finish. A message will show on the screen after the update is completed successfully.
Page 104: Network Configuration
8 iHomeManager Configuration with iSolarCloud User Manual 5. Tap Share and choose how to share the logs. Please switch to mobile data or connect your mobile device to a home network for log sharing. 8.11.3 Network Configuration After logging in, go to the Home screen, and tap in the upper right corner to go to “Network Configuration”.
Page 105: User Management
8.4.5 Create Plant). 2. Select the plant where the iHomeManager is located. 3. Choose the Device tab on the top and select the target iHomeManager. 4. Choose Settings > System Parameters. 5. Set Reset Login Password to Enable, and tap Confirm.
Page 106: Logout
8 iHomeManager Configuration with iSolarCloud User Manual 8.11.5.2 Logout Steps 1. Choose More. 2. Go to the bottom of the list and choose Logout > Confirm. 3. You will then go back to the login screen of the iSolarCloud App. See 8.2.2 Local Access...
Page 107: Troubleshooting
2. If the fault occurs repeatedly communication link is after troubleshooting, contact abnormal. SUNGROW Customer Service. If there is a fault in the device connected to the iHomeManager, perform troubleshooting by referring to the fault list chapter in the device's user manual.
Page 108: Faqs
Question 2: Inverter goes offline Possible cause Suggestions The RS485 cable is loose Check that the RS485 cable between the iHomeManager or disconnected. and the inverter is securely connected. Question 3: iHomeManager cannot find the device Possible cause Suggestions Check the device connection.
Page 109 If the IP addresses are not in the same cascaded. network segment, re-configure the router. Question 4: iHomeManager is disconnected from the cloud Possible cause Suggestions The router is rebooting. Wait for the router to finish rebooting.
Page 110 1 WLAN hotspot. hour. The phone is located too far Make sure the phone is within the coverage of the device's from the iHomeManager. WLAN signal. If, after this, the problem still cannot be resolved, please contact SUNGROW Customer Service.
Page 111: Maintenance
10 Maintenance Regular routine maintenance is the guarantee for the normal operation and long service life of the iHomeManager. DANGER Before maintenance, be sure to power off the device and ensure the terminals are all voltage-free. Otherwise, it may result in electric shocks! 10.1 ...
Page 112: Routine Maintenance
NOTICE To minimize the risk of electric shocks, do not perform maintenance operations that are not specified in this manual. If necessary, contact SUNGROW for maintenance. Losses arising from failure to observe this instruction will not be covered by warranty.
Page 113 User Manual 10 Maintenance Inspection Item Inspection Method • Check whether the product enclosure and its components and parts are clean. System cleanliness • Check whether the product's heat dissipation paths are all clear without blockage. If the path is blocked by foreign objects, clean it in time.
Page 114: Appendix
11 A ppendix 11.1 T echnical Data Technical Data iHomeManager Basic data Number of devices supported Max. 7 (inverters: ≤5, charger: 1, heat pump: 1) Communication RS485 2, communication distance ≤1000m 1, 10/100Mbps auto-adaptive, communication Ethernet port distance ≤100m...
Page 115: Quality Assurance
Conditions • After replacement, unqualified products shall be processed by SUNGROW. • The customer shall give SUNGROW a reasonable period to repair the faulty device. Exclusion of Liability In the following circumstances, SUNGROW has the right to refuse to honor the quality guarantee: •...
Page 116: Contact Information
11 Appendix User Manual 11.3 C ontact Information In case of questions about this product, please contact us. We need the following information to provide you the best assistance: • Model of the device • Serial number of the device •...

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