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Huawei ESM-48100B1 User Manual

Huawei ESM-48100B1 User Manual

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ESM-48100B1
V100R025C93
User Manual
Issue
01
Date
2024-12-05
HUAWEI TECHNOLOGIES CO., LTD.

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Summary of Contents for Huawei ESM-48100B1

  • Page 1 ESM-48100B1 V100R025C93 User Manual Issue Date 2024-12-05 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 This agreement is the end user license agreement between you (an individual, company, or any other entity) and Huawei for the use of the Huawei Software. Your use of the Huawei Software will be deemed as your acceptance of the terms mentioned in this agreement. For details about this agreement, visit the following web page: https://e.huawei.com/en/about/eula...

  • Page 4: About This Document

    User Manual About This Document About This Document This document describes the lithium battery ESM-48100B1 (ESM for short) in terms of its overview, application scenarios, external ports, working principles, installation, and commissioning. The figures provided in this document are for reference only.

  • Page 5: Change History

    Change History Changes between document issues are cumulative. The latest document issue contains all the changes made in earlier issues. Issue 01 (2024-12-05) This issue is the first official release. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 6: Table Of Contents

    4.1.2 Preparing Cables................................45 4.1.3 Tools....................................... 46 4.1.4 Checking Before the Installation..........................47 4.2 Installing an ESM.................................. 49 4.3 Installing ESM Cables (Huawei Power System)......................51 4.3.1 Installing ESM Communications Cables........................52 4.3.2 Installing ESM PWR Activation Cables........................53 Issue 01 (2024-12-05)
  • Page 7 4.4.3 Installing ESM Power Cables............................56 4.5 Installation Verification............................... 57 5 Power-On and Commissioning................... 59 5.1 Connecting the ESM Supply and Setting Parameters (Huawei Power System)..........59 5.1.1 Connecting the ESM Supply............................60 5.1.2 Setting Parameters................................60 5.2 Connecting the ESM Supply and Setting Parameters (Third-Party Power System)........60 5.2.1 Connecting the Lithium Battery Supply........................

  • Page 8: Safety Information

    Equipment damage due to force majeure such as earthquakes, floods, volcanic eruptions, debris flows, lightning strikes, fires, wars, armed conflicts, typhoons, hurricanes, tornadoes, and extreme weather conditions ● Operation beyond the conditions specified in this document Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 9: Personal Safety

    D ANGER During operations, use dedicated insulated tools to prevent electric shocks or short circuits. The insulation and voltage resistance must comply with local laws, regulations, standards, and specifications. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 10: General Requirements

    – Trained personnel: personnel who are trained in technology and safety, have required experience, are aware of possible hazards on themselves in Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 11: Electrical Safety

    WARNING For the equipment that needs to be grounded, install the ground cable first when installing the equipment and remove the ground cable last when removing the equipment. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 12 ● After the installation is complete, ensure that protective cases, insulation tubes, and other necessary items for all electrical components are in position to avoid electric shocks. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 13 When selecting, installing, and routing cables, follow local safety regulations and rules. ● When routing power cables, ensure that there is no coiling or twisting. Do not join or weld power cables. If necessary, use a longer cable. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 14: Electrostatic Discharge (Esd)

    When touching the equipment and handling boards, modules with exposed circuit boards, or application-specific integrated circuits (ASICs), observe ESD protection regulations and wear ESD clothing and ESD gloves or a well- grounded ESD wrist strap. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 15: Environment Requirements

    Ensure that no liquid enters the equipment to prevent faults or short circuits. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 16 Ensure that the equipment room provides good heat insulation, and that the walls and floor are dampproof. ● Install protective devices at the door of the equipment room to prevent rodents and insects from entering the room. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 17: Mechanical Safety

    Otherwise, tipping or falling cabinets may cause bodily injury and equipment damage. WARNING When pulling equipment out of a cabinet, be aware of unstable or heavy objects in the cabinet to prevent injury. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 18 Move a heavy object stably with balanced force at an even and low speed. Put down the object stably and slowly to prevent any collision or drop from scratching the surface of the equipment or damaging the components and cables. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 19: Working At Heights

    Personnel involving working at heights are not allowed to throw objects from the height to the ground, or vice versa. Objects shall be transported by slings, hanging baskets, aerial work platforms, or cranes. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 20: Using Ladders

    If a single ladder is used, the recommended angle for the ladder against the floor is 75 degrees, as shown in the following figure. A square can be used to measure the angle. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 21: Battery Safety

    To avoid battery short circuits, do not maintain batteries with power on. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 22 CO and H . To prevent fire or equipment corrosion, ensure that flammable gases are properly exhausted. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 23 Periodically confirm whether the screws are tightened, check for rust, corrosion, or other foreign objects, and clean them up if any. Loose screw connections will result in excessive voltage drops and batteries may catch fire when the current is high. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 24 Battery maintenance is not performed according to the instructions in the user manual, for example, failing to check battery terminals regularly. – Batteries are not transported, stored, or charged according to the instructions in the user manual. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 25 Do not store the damaged battery near other devices or flammable materials and keep it away from non-professionals. ● Before working on a battery, ensure that there is no irritating or burning smell around the battery. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 26: Short Circuit Protection

    Eye contact: Immediately wash your eyes with water for at least 15 minutes, do not rub your eyes, and seek immediate medical attention. ● Skin contact: Wash the affected areas immediately with soap and water and seek immediate medical attention. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 27 Do not place waste batteries in environments with high humidity or corrosive substances. ● Do not use faulty batteries. Contact a battery recycling company to scrap them as soon as possible to avoid environmental pollution. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 28: Product Overview

    (BMS), power and signal terminals, and mechanical parts. Table 2-1 Nominal ESM voltage and rated capacity Model Nominal Voltage Rated Capacity ESM-48100B1 48 V 100Ah Figure 2-1 Typical ESM application scenario Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 29 If ESMs of different models need to be used together, contact technical support. ● If ESMs of different models need to be used in a Huawei power system, contact technical support. ● The intelligent antitheft functions are available only after corresponding licenses are activated.

  • Page 30: Appearance And Ports

    PWR activation port (The ESM can be activated if an external voltage ranging from 43.2 V to 58 V is connected.) ESM power ports – MANUAL ON/OFF Button for manual power-on/off Protective ground Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 31: Communications Ports

    RS485 data, negative Reserved CANH CAN communication, ● Supporting the CAN positive protocol ● For reporting alarms CANL CAN communication, to a monitoring unit negative and exchanging data between ESMs connected in parallel Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 32 If the ESM raises one of the following alarms, the dry contact supplies an alarm signal: Battery string undervoltage protection, electrochemical cell undervoltage protection, battery string discharge undervoltage alarm, electrochemical cell discharge undervoltage alarm, and discharge overcurrent warning Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 33: Led Indicators

    Off: There is no fault or major alarm. Blinking slowly: The ESM is locked for theft prevention. Charge Green Steady on: The ESM is being charged. indicator Off: The ESM is open-circuited or discharging. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 34 4. 75%–99% SOC ● 25% indicator: steady on ● 50% indicator: steady on ● 75% indicator: steady on ● 100% indicator: blinking 5. 100% SOC The four SOC indicators are steady on. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 35 ON/OFF button on the ESM panel for at least 5s and less than 15s. ● Activation through the power port: Supply a DC voltage of 43.2–58 V to the power port on the front panel for at least 5s. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 36: Parallel Connection

    P = min (4.8 kW x as an example, the maximum power is 19.2 kW. CAN communication supports parallel connection of up to 32 ESMs, and RS485 communication supports parallel connection of up to 16 ESMs. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 37: Low-Temperature Application

    ● Class D environment (sea environment): outdoor land environment (with simple shielding measures) at most 500 m away from the seashore or environment on the sea. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 38: Technical Specifications

    5%–95% RH (non-condensing) Atmospheric 61–113 kPa pressure Altitude 0–4000 m (When the altitude ranges from 2000 m to 4000 m, the maximum operating temperature decreases by 1°C for each additional 200 m.) Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 39 Power port/Activation port: 2 kV (2 ohms) in differential mode, 4 kV (12 ohms) in common mode, criterion B Signal port/DO port: 2 kV (42 ohms) in differential mode, 4 kV (42 ohms) in common mode, criterion B Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 40 User Manual 2 Product Overview Category Item Specifications Electrical fast IEC61000-4-4 transient (EFT) Power port: ±2 kV, criterion B Activation port: ±2 kV, criterion B Signal port: ±1 kV, criterion B Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 41: Transportation And Storage

    Rigid box trucks shall be used for transportation and pickup trucks are prohibited. ● Batteries can be delivered to the site directly if the road or sea transportation requirements are met. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 42: Storage And Charging

    ● When transporting faulty batteries, avoid approaching flammable material storage areas, residential areas, or other densely populated places, such as mass transit facilities or elevators. 3.2 Storage and Charging Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 43: Storage Requirements

    ● If a battery experiences an abnormality such as bulging or smoking during charging, stop charging immediately and dispose of it. ● Storage temperature: 0–40°C, recommended: 20–30°C ● Relative humidity: 5%–95% RH Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 44: Storage Duration And Charging Suggestions

    15 days at 45°C. Promptly charge the ESM after the storage. Otherwise, the ESM may be damaged due to overdischarge. The following situations may cause storage of ESMs in discharge state: Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 45: Check Before Charging

    Charging Using a Power System Step 1 Install ESMs and connect cables by referring to the installation and commissioning sections in ESM manuals. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 46 Step 2 Charge the ESMs with a power system. Table 3-3 Charging parameter settings Charging Setting Parameter Charge 56.4 V voltage Charge Use the default charge current limit coefficient. The maximum current charge current is 100 A. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 47 2 are steady on, SOC indicator 3 blinks, and SOC indicator 4 is off (SOC indicators 1, 2, 3, and 4 from bottom to top). Figure 3-2 Checking SOC indicators on the ESM panel Stop charging when either of the conditions is met. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 48 Step 2 Set charge parameters for the DC regulated power supply. For details, see Table 3-4. Table 3-4 Charging parameter settings Charging Setting Parameter Charge 56.4 V voltage Charge Use the default charge current limit coefficient. The maximum current charge current is 100 A. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 49 SOC indicator 3 blinks, and SOC indicator 4 is off (SOC indicators 1, 2, 3, and 4 from bottom to top). Figure 3-5 Checking SOC indicators on the ESM panel Stop charging when either of the conditions is met. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 50 ESM shall be used as soon as possible. NO TE If an ESM is not qualified after charging, charge it again. If the battery is still not qualified, dispose of it. ----End Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 51: Installation And Cable Connection

    ● When installing batteries, do not place installation tools, metal parts, or sundries on the batteries. After the installation is complete, clean up the objects on the batteries and the surrounding area. 4.1 Installation Preparations Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 52: Determining The Installation Clearances

    When a third-party cabinet is used, it is recommended that 4 U space be reserved for each ESM. ESMs cannot be stacked and must be laid flat. When a Huawei cabinet is used, see the installation guide of the corresponding cabinet to determine the clearances.

  • Page 53: Tools

    (M3/M6) (M3) Diagonal pliers Cable cutter Power cable RJ45 crimping Hydraulic crimping tool tool pliers Wire stripper Clamp meter Heat gun Heat shrink Insulation tape tubing Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 54: Checking Before The Installation

    □ Yes □ No requirements. The bearing capacity of the installation □ Yes □ No site meets the requirements. The ambient temperature and humidity □ Yes □ No meet the requirements. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 55 – If the installation environment is in poor condition, take dustproof and anti-condensation measures (for example, use a dust cover, plastic film, or fabric cloth) after unpacking batteries to prevent condensation and dust buildup, which may corrode the batteries. ----End Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 56: Installing An Esm

    When a third-party cabinet is used, it is recommended that 4 U space be reserved for each battery. Batteries cannot be stacked and must be laid flat. When a Huawei cabinet is used, see the installation guide of the cabinet to determine the clearances.
  • Page 57 NO TICE ● Comply with regulations and warnings issued by the ESM manufacturer. ● The ESM-48100B1 weighs about 46 kg and is 396 mm deep. ● Batteries can be installed in a 19-inch rack. The rack should have a load- bearing structure.

  • Page 58: Installing Esm Cables (Huawei Power System)

    Figure 4-4 Installing a ground cable for the ESM (1) Ground bar ----End 4.3 Installing ESM Cables (Huawei Power System) If ESMs are connected to a Huawei power system, perform the following steps to install cables. NO TICE After installing power terminals, periodically check whether they are tightened, and whether rust, corrosion, or other foreign objects exist.

  • Page 59: Installing Esm Communications Cables

    After the ESM communications cables are installed, connect a build-out resistor to the COM_OUT port of the last ESM. Figure 4-5 Installing ESM communications cables (connecting to the SMU) Figure 4-6 Installing ESM communications cables (connecting to the UIM) ----End Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 60: Installing Esm Pwr Activation Cables

    4.3.2 Installing ESM PWR Activation Cables NO TE ● To install activation cables for Huawei power systems (except 57 V power systems), perform the following steps. ● Connect an activation cable when the BLVD contactor is normally open (NO) and powered by batteries.

  • Page 61: Installing Esm Power Cables

    Figure 4-9 Installing negative and positive power cables for an ESM ----End 4.4 Installing ESM Cables (Third-Party Power System) If ESMs are connected to a third-party power system, perform the following steps to install cables. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 62: Installing Esm Communications Cables

    If ESM alarm dry contacts are connected to a third-party power system, perform the following steps to install cables. Step 1 Connect the alarm output dry contact of an ESM to the alarm input dry contact of the third-party power system. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 63: Installing Esm Power Cables

    OT terminal on the cable faces outward. ● Do not connect two or more cables to the positive or negative power port of an ESM in parallel. Figure 4-12 Correct and incorrect ESM power cable connections Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 64: Installation Verification

    The input and output cables are not short-circuited. Power cables and ground cables are not coiled and □ Yes □ No excess parts are cut off. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 65: Cable Checklist

    3 mm to 5 Unused ports are protected. □ Yes □ No Cable labels are properly and securely attached in □ Yes □ No the same direction. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 66: Power-On And Commissioning

    5.1 Connecting the ESM Supply and Setting Parameters (Huawei Power System) If ESMs are connected to a Huawei power system, perform the following steps to perform commissioning. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 67: Connecting The Esm Supply

    NO TICE If the Huawei power monitoring module is connected to the ESM for the first time, the monitoring module will restart automatically because the battery management parameters need to be switched to the ESM parameters.

  • Page 68: Setting Parameters

    5.3 Intelligent Displacement Lock and IoT Module For details about installing the IoT module or locally setting the intelligent displacement lock function, see Intelligent Displacement Lock and IoT Module V100R023C10 Installation Guide. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 69: Ilock

    User Manual 5 Power-On and Commissioning 5.4 iLock If ESMs are connected to a Huawei power system and the antitheft function needs to be activated, perform the following steps. NO TE ● Before NetEco replacement or SMU software R-version upgrade, deactivate the iLock of the ESM.

  • Page 70: Follow-Up Procedure

    Step 1 Set all the ESMs and switches to the appropriate status based on site requirements. Step 2 Reinstall the removed cover (if any). Step 3 Ensure that the site is clean before you leave the site. ----End Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 71: Maintenance And Replacement

    OFF or the battery fuse is removed, and that the battery is set to the maintenance mode. ● Keep the battery loop disconnected during installation and maintenance. ● Exercise caution when moving batteries to prevent bumping and ensure personal safety. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 72: Routine Maintenance

    Check the running ● Check method: visual Quarterly of the ESM status of ESMs by inspection observing their ● Troubleshooting: If a indicators. For details, fault alarm is Table 2-6. generated, see Troubleshooting. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 73: Troubleshooting

    ● Troubleshooting: requirements. After Rectify the fault based checking that the on the acceptance screw torque meets criteria. the requirements, mark the screw for subsequent check. 7.2 Troubleshooting Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 74: General Troubleshooting Flowchart

    2. The cell temperature 2. The voltage sampling sampling circuit is terminal is disconnected. faulty. 3. The fuse in the voltage sampling circuit is broken. 4. The cell temperature sensor has failed. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 75 –10 V. activation cables are reversely 2. Replace the connected. ESM. 2. Water or foreign matter enters the ESM, causing a sampling fault. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 76: Battery Replacement

    If the ESM has been connected to the management system, see iLock. ● If the ESM is not connected to or disconnected from the management system, 5.3 Intelligent Displacement Lock and IoT Module. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 77 ESM. Step 3 Fill in the fault card with the information about the removed component. Step 4 Contact technical support engineers to handle the faulty component. ----End Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 78: Faqs

    ESM is used with an anti-reverse subrack. ESM Backup Time Abnormal ● Possible causes: – The boost and float charging voltages of the ESM are incorrectly set. As a result, the ESM is not fully charged. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 79 After the GPS module is installed, the ESM activation button is shielded by default. ESM Communication or Identification Failed ● Possible causes: – The ESM communications cable is incorrectly connected. – The termination resistor is not installed or incorrectly installed. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 80: A Local Commissioning For Lithium Batteries

    10,000 mAh, output voltage of 5 V, and output current greater than or equal to 1 A). ● The UT-H9611 must be used with a Type-C power cable. Figure A-1 Installing a communications cable for the UT-H9611 Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 81 Step 4 Flip the power switch from OFF to ON. NO TE If the RUN indicator blinks green slowly and the battery indicator is on, the communications protocol converter is working properly. ----End Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 82: Downloading And Installing The Site App

    ● The mobile phone can properly connect to the Internet. Procedure Step 1 Contact technical support to obtain the latest Site app installation package. Log in to the Huawei technical support website (https:// support.huawei.com/enterprise/en/index.html). Search for DP*Site.apk. XXXXX _Site.apk under Software & Tools.
  • Page 83 Figure A-5 Selecting the battery Step 3 On the Connect to the Server screen, tap WiFi connection to search for the hotspot of the communications protocol converter (the WiFi name is UT-H9611). Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 84 Step 5 Tap Next to search for nearby lithium batteries. After the search is complete, select the target lithium battery. Step 6 Access the main menu. View and set the lithium battery running parameters. ----End Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 85: Setting The Charge Current Limit

    Battery No. and then tap Configuration at the bottom of the screen. Figure A-7 Configuration screen Step 2 Set current limit parameters: Choose Configuration Parameters > System Parameters > Charge Current Limit(C)/Default Charge Limit Coeft(C). Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 86 ESM-48100B1 User Manual A Local Commissioning for Lithium Batteries Figure A-8 Setting current limit parameters ----End Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 87: B Software Version Requirements

    SMU V500R003C10SPC165 or later SMU02B SMU V500R003C10SPC155 or later ● iIOT-WEC04C1-IOT gateway-4G SCC800 V100R003C00SPC067 or later ● iIOT-WEC04C2-IOT gateway-4G ● iIOT-WEC04C3-IOT gateway-4G ● iIOT-WEC01C1-IOT gateway- without 4G NetEco iMaster NetEco SitePower V600R024C00 or later Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 88: C Preparing Terminals

    If the wires are connected in a different sequence, refer to the following figure for reconnecting them. After preparing a straight-through cable, use a network tester to test the connectivity. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.
  • Page 89 ESM-48100B1 User Manual C Preparing Terminals Figure C-3 Preparing an RJ45 connector Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 90: Symbol Conventions

    An equipment ground cable is connected to an external ground bar through the protective ground terminal. Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

  • Page 91: Acronyms And Abbreviations

    LLVD load low voltage disconnection LCD user interface site monitoring unit state of charge user interface module Issue 01 (2024-12-05) Copyright © Huawei Technologies Co., Ltd.

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