Huawei PV+ESS+Charger Solution User Manual

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PV+ESS+Charger Solution

User Manual

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2023-01-13

HUAWEI TECHNOLOGIES CO., LTD.

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Summary of Contents for Huawei PV+ESS+Charger Solution

Page 1 PV+ESS+Charger Solution User Manual Issue Date 2023-01-13 HUAWEI TECHNOLOGIES CO., LTD.
Page 2 Notice The purchased products, services and features are stipulated by the contract made between Huawei and the customer. All or part of the products, services and features described in this document may not be within the purchase scope or the usage scope. Unless otherwise specified in the contract, all statements, information, and recommendations in this document are provided "AS IS"...
Page 3: About This Document
About This Document About This Document Purpose This document describes the PV+ESS+Charger Solution in terms of application scenarios, functions, features, cable connections, commissioning, and maintenance. For details about how to install a specific device, see the quick guide or user manual of the device.
Page 4 PV+ESS+Charger Solution User Manual About This Document Change History Issue 02 (2023-01-13) Updated 2 Solution Overview. Issue 01 (2022-12-02) This issue is the first official release. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 5: Table Of Contents
4.5.3 Starting and Stopping Charging on the App......................55 4.5.4 Start Charging Through Bluetooth Authentication....................56 4.5.5 Starting and Stopping Charging Using an RFID Card................... 58 4.5.6 Charger Settings................................58 5 Maintenance........................... 62 Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 6 5.1 Troubleshooting..................................62 5.2 Connecting to a Charger..............................70 5.3 Exporting Logs and Performing an Update......................... 72 5.4 Resetting Charger Passwords............................73 5.5 RFID Card Management..............................74 5.6 Restoring Factory Settings..............................76 Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 7: Safety Information
The equipment is damaged due to force majeure such as earthquakes, floods, volcanic eruptions, debris flows, lightning strikes, fires, wars, armed conflicts, typhoons, hurricanes, tornadoes, and other extreme weather conditions. ● The equipment is operated beyond the conditions specified in this document. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 8: Personal Safety
D ANGER During operations, use dedicated insulated tools to prevent electric shocks or short circuits. The dielectric withstanding voltage level must comply with local laws, regulations, standards, and specifications. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 10: Electrical Safety
Obtain approval from the national or local electric utility company before connecting the equipment to the grid. ● Observe the power plant safety regulations, such as the operation and work ticket mechanisms. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 11 Do not scrawl, damage, or block any labels or nameplates on the equipment. Promptly replace labels that have worn out. ● Do not use solvents such as water, alcohol, or oil to clean electrical components inside or outside of the equipment. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 12 To ensure safety, comply with the following requirements: – Cables can be laid or installed only when the temperature is higher than 0°C. Handle cables with caution, especially at a low temperature. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 13 When holding a board or a module with exposed circuit boards, hold its edge without touching any components. Do not touch the components with bare hands. ● Package boards or modules with ESD packaging materials before storing or transporting them. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 14: Environment Requirements
Do not install, use, or operate outdoor equipment and cables (including but not limited to moving equipment, operating equipment and cables, inserting connectors to or removing connectors from signal ports connected to outdoor facilities, working at heights, performing outdoor installation, and opening Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 15 All cable holes should be sealed. Seal the used cable holes with sealing putty. Seal the unused cable holes with the caps delivered with the equipment. The following figure shows the criteria for correct sealing with sealing putty. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 16: Mechanical Safety
When performing operations over the top of the equipment, take measures to protect the equipment against damage. ● Use correct tools and operate them in the correct way. Moving Heavy Objects ● Be cautious to prevent injury when moving heavy objects. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 17 Do not work at heights when steel pipes are wet or other risky situations exist. After the preceding conditions no longer exist, the safety owner and relevant technical personnel need to check the involved equipment. Operators can begin working only after safety is confirmed. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 18 When climbing up the ladder, keep your body stable and your center of gravity between the side rails, and do not overreach to the sides. ● When a step ladder is used, ensure that the pull ropes are secured. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 19 To avoid short circuits or other risks, do not drill holes into buried pipes or cables. ● When drilling holes, protect the equipment from shavings. After drilling, clean up any shavings. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 20: Solution Overview
User Manual 2 Solution Overview Solution Overview The PV+ESS+Charger Solution integrates the PV system and energy storage system (ESS) with a charger to charge vehicles, which also helps save electricity costs through peak and off-peak electricity price differences. The charger implements...
Page 21 PV+Storage Scenario and Smart Dongle Smart PV Networking) Single-phase SUN2000-(2KTL-6KTL)-L1 Quick Guide inverter Three-phase SUN2000-(3KTL-10KTL)-M1 Quick Guide inverter SUN2000-(8KTL-20KTL)-M2 Quick Guide LUNA2000-(5-30)-S0 Quick Guide Backup Box Backup Box-(B0, B1) Quick Guide Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 22: Solution Scenarios
2.1 Solution Scenarios Meter Configuration Description ● In the PV+ESS+Charger Solution, the charger compares the grid-connection point information reported by the meter with the total current setting of the main circuit breaker to quickly adjust the charging power and prevent the main circuit breaker from tripping.
Page 23 Grid- PV Device Meter Dynamic Connection Connection Power Charging Point Power Mode Preferred Power Limit Charger-only × × FE meter × √ PV+Charger (FE meter) × √ FE meter √ √ Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 24 When the charger is connected to the router through WiFi, ensure that the WiFi signal is good and there is no obstacle around the devices. Otherwise, the meter may be disconnected and dynamic charging power cannot be implemented. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 25 In this case, you are advised to connect the charger to the FE meter through a network cable. PV+Charger (FE Meter) ● To implement PV power preferred and dynamic charging power, the FE meter is mandatory. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 26 If the plant is set to zero feed-in, the charger cannot start charging in PV Power Preferred mode and stays waiting to charge. ● To support the virtual meter networking, the WLAN/FE Smart Dongle needs to be upgraded to SDongle V100R001C00SPC133 or SDongle V200R022C10SPC100. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 27 Power Preferred mode and stays waiting to charge. ● If the plant is set to zero feed-in, the charger cannot start charging in PV Power Preferred mode and stays waiting to charge. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 28: Solution Functions And Features
The charger compares the grid-connection current reported by the meter with the current of the main circuit breaker to implement dynamic charging power and prevent the main circuit breaker from tripping. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 29 Breaker Capacity on the quick settings screen. Figure 2-7 Quick settings Alternatively, connect to the charger as an installer, set Main Circuit Breaker Capacity and Charging current if charger is disconnected from meter on the maintenance screen. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 30 Figure 2-8 Installer settings Parameter Settings (Owner) Connect to the charger as an owner, choose Settings > Advanced Settings, and set Main Circuit Breaker Capacity and Charging current if charger is disconnected from meter. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 31: Pv Power Preferred
You are advised to set Max Charging Power from Grid of the single-phase charger to a value greater than 1.38 kW. Otherwise, charging will be interrupted when the PV power is low. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 32 Otherwise, if the actual voltage is greater than 230 V, the operating current of the charger is less than 6 A at the default values and charging will stop. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 33 Log in to the FusionSolar app as an owner, tap the charger icon on the home screen, tap Settings > Scheduled Charging, add a scheduled time period, and enable the PV Power Preferred mode in the period. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 34: Charging Settings
2.2.3 Charging Settings Charging Mode Log in to the FusionSolar app as an owner, tap the charger icon on the home screen, and set the charging mode to Charge Now or Scheduled Charging. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 35 Log in to the FusionSolar app as an owner, tap the charger icon on the home screen, choose Settings > Advanced Settings, and enable Identity Authentication. Then, start charging using the app, Bluetooth, or RFID card. For details, see Using a Charger. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 36: Other Functions
Grounding Self-Check In a TN/TT system, the charger can detect the ground impedance of the neutral wire and PE wire to ensure that the device is properly grounded. If the grounding Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 37 CP signal wakeup, the vehicle cannot be woken up for charging after dynamic charging power is performed for overload protection or when the charging conditions are met in scheduled charging or PV power preferred mode. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 38: Solution Wiring
PV+ESS+Charger Solution User Manual 3 Solution Wiring Solution Wiring This document provides only device wiring diagrams. For details about communications port definitions and wiring, see the user manual of the corresponding device. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 39: Three-Phase System
PV+ESS+Charger Solution User Manual 3 Solution Wiring 3.1 Three-Phase System Charger-Only Figure 3-1 Charger directly connected to a meter Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 41 PV+ESS+Charger Solution User Manual 3 Solution Wiring PV+Charger (FE meter) Figure 3-3 PV+Charger (FE meter, using WLAN/FE Smart Dongle as an example) Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 42 PV+ESS+Charger Solution User Manual 3 Solution Wiring PV+Charger/PV+ESS+Charger (RS485 meter & WLAN/FE Smart Dongle) Figure 3-4 PV+Charger/PV+ESS+Charger (RS485 meter & WLAN/FE Smart Dongle) Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 43 L1 phase of the charger be connected to the phase wire with the minimum load. The wiring of the meter should the same as that of the charger. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 44: Single-Phase System
4P/40 A (50 A when the ambient temperature is greater than 45°C), Type A or B, complying with local laws and regulations. 3.2 Single-Phase System In the single-phase system wiring diagram, both FE and RS485 meters are connected as an example. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 46 ● Note*: An RCBO needs to be installed at the upstream of the charger. The recommended specifications are as follows: 2P/40 A (50 A when the ambient temperature is greater than 45°C), Type A or B, complying with local laws and regulations. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 47: System Commissioning
Cycle: flashing white for 0.5s Upgrading Cycle: pulsating green for 1s PV power charging waiting and PV power charging in progress Green Cycle: flashing red for 0.5s Alarming Steady red Faulty Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 48: Downloading The Fusionsolar App
Method 1: Access https://solar.huawei.com using the mobile phone browser and download the latest installation package. Figure 4-1 Download Mode ● Method 2: Search for FusionSolar on Huawei AppGallery and download the latest installation package. ● Method 3: Scan the following QR code and download the latest installation package.
Page 49: Plant Creation And Commissioning (Installer)
FusionSolar app to implement unified device monitoring and O&M. ● If a charger is added to a PV plant, you need to connect the charger to the PV plant. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 50: Charger-Only
Log in to the FusionSolar app as an installer, tap Setup wizard on the Home screen, scan the QR code of the charger, and follow the instructions to connect to the charger WLAN. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 51 If a password is lost, devices cannot be accessed. In these cases, the Company shall not be liable for any loss. Log in to the app as an Installer. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 52 For the first login, the initial password is Changeme. If the system prompts you to set a password, set the login password as prompted. Commission the device according to the wizard procedure. (Select the corresponding network configuration.) Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 55 User Manual 4 System Commissioning Figure 4-8 Charger connected to a router through WiFi Connecting to a New Plant After the quick settings are complete, connect devices to the new plant. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 57: Pv+Charger/Pv+Ess+Charger
Method 1: In the Setup wizard, scan the QR code of the charger and select Connect to existing plant. Figure 4-10 Connecting to an existing plant Method 2: On the Overview screen, tap Add device to connect to the charger. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 58: Using A Charger (Owner)
PV power. 4.5.1 Plug-and-Play Charging After the charging connector is inserted into the charging port of a vehicle, the charger automatically starts and stops charging. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 59: Scheduled Charging
Tap Schedule. If the indicator on the charger turns blue on and off cyclically (pulsating blue for 4s and off for 1s), the charger has entered the scheduled charging waiting state. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 60 Setting the Scheduled Charging Time On the charger screen, choose Settings > Scheduled Charging. ● to set the charging start time and end time. ● Tap a scheduled charging plan to edit it. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 61: Starting And Stopping Charging On The App
Log in to the FusionSolar app as an owner and tap the charger icon on the home screen. Tap Start Charging in Charge Now mode, or tap Schedule in Scheduled Charging mode. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 62: Start Charging Through Bluetooth Authentication
When you use the Bluetooth authentication function for the first time, enable the Bluetooth function on your phone. Log in to the FusionSolar app as an owner, and enable Authentication via Bluetooth on the charger settings screen to perform Bluetooth pairing. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 63 After the vehicle is fully charged, the charger automatically stops charging. In this case, the indicator is steady blue. You can also touch and hold on the app or swipe the RFID card in the swiping area to stop charging. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 64: Starting And Stopping Charging Using An Rfid Card
Plant Management Owners can log in to the FusionSolar app to bind or unbind a charger. Choose Me > Plant management and tap the target plant. Tap Add device, and then tap Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 65 PV+ESS+Charger Solution User Manual 4 System Commissioning on the right of Device SN to scan the QR code on the charger. Tap Save. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 66 PV+ESS+Charger Solution User Manual 4 System Commissioning Figure 4-15 Plant management for owners To unbind or delete a charger, click Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 67 Figure 4-16 Parameter settings for owners ● After connecting to the charger, the owner can add or delete RFID cards and query the RFID card list. For details, see 5.5 RFID Card Management. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 68: Maintenance
Possible Suggestion Severity Cause Charging Charging Minor The charging Instruct the user to stop Connector Connector connector is charging before removing the Removed removed charging connector. Abnormally when charging is ongoing. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 69 If the charger alarm persists, go to the next step. Step 4 Contact the vehicle manufacturer to check whether the vehicle is faulty. If yes, repair the vehicle. If no, replace the charger. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 70 Step 3 Check whether the insulation layer of the charging cable is damaged. If yes, replace the charging cable. If the alarm persists, replace the charger. If no, replace the charger. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 71 1500 ohms (±3%). If yes, replace the charger. If no, replace the charging cable. If the alarm persists, replace the charger. Figure 5-1 Measuring the charging cable resistance at the charger side Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 72 If no, go to the next step. Step 2 Restart the charger, wait for 1 minute, and check whether the alarm is cleared. If yes, no further action is required. If no, replace the charger. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 73 If no, go to the next step. Step 2 Restart the charger, wait for 1 minute, and check whether the alarm is cleared. If yes, no further action is required. If no, replace the charger. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 74 PE wire and neutral wire is connected. greater than 60 V). If yes, contact your electrician to connect the wires correctly. If no, replace the charger. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 75 90 certificate and check whether days. the alarm is cleared. 2. The system If yes, no further action is time is required. incorrectly set. If no, replace the charger. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 76: Connecting To A Charger
6. Replace the charger. 5.2 Connecting to a Charger Log in to the FusionSolar app and tap Me > Device Commissioning. Tap Charger and connect to the WLAN of the charger as prompted. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 77 Log in to the app as an Installer or Owner. NO TE For the first login, the initial password is Changeme. If the system prompts you to set a password, set the login password as prompted. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 78: Exporting Logs And Performing An Update
Log Export: Export app operation logs and charger run logs. NO TE If log export is abnormal or failed, try again. When receiving an update notification in the message center, you can authorize the device update. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 79: Resetting Charger Passwords
After 3s, the indicator blinks white fast for 20s. If you swipe the card again within this 20s, the indicator turns off and pulsates after 3s, indicating that the charger password has been successfully reset. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 80: Rfid Card Management
After the indicator blinks white fast twice, place the ring pattern on the RFID card in the swiping area. If the indicator is steady white for 5s, the card is successfully swiped. Enter the user-defined card name and tap Confirm. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 81 PV+ESS+Charger Solution User Manual 5 Maintenance Figure 5-4 Swiping – Manually adding Enter the card number and user-defined name of the RFID card, and tap Confirm. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 82: Restoring Factory Settings
You cannot delete all added RFID cards. At least two RFID cards must be retained. 5.6 Restoring Factory Settings NO TE Before restoring factory settings, unbind the charger from the plant. After factory settings are restored, connect the charger to the plant. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 83 Restore factory settings on the maintenance screen. Figure 5-6 Installer maintenance Log in to the FusionSolar app as an owner, connect to the charger, choose Settings > Advanced Settings, and tap Restore factory settings. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 84 Step 2 On the management system, click Unbind. The charger is now disconnected from the management system, and a message is displayed indicating that the password fails to be reset. Ignore the message and click Confirm again. Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.
Page 85 PV+ESS+Charger Solution User Manual 5 Maintenance Figure 5-8 Confirming an exception message Step 3 Power on the charger again and connect it to the plant. ----End Issue 02 (2023-01-13) Copyright © Huawei Technologies Co., Ltd.

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