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Summary of Contents for Midea ME B10H
- Page 1 High Voltage Battery System ME B10H - ME B25H User Manual Thank you for purchasing our product. Before using the unit, please read this manual carefully and keep it for future reference.
- Page 2 This document describes the installation, electrical connection, operation, commission, maintenance and troubleshooting of Midea High Voltage Battery System. Before installing and operating Midea High Voltage Battery System, ensure that you are familiar with product features, functions, and safety precautions provided in this document.
- Page 3 4.2 Product Introduction ----------------------------------------------------------------- 11 4.3 Installation Tools and Precautions ----------------------------------------------------- 11 4.4 Installation Procedures --------------------------------------------------------------- 12 4.5 Electric Wiring Connection ----------------------------------------------------------- 15 5 Power On/Off Battery System ---------------------------------------------------------- 17 5.1 Power On Battery System ------------------------------------------------------------ 17 5.2 Power Off Battery System ------------------------------------------------------------ 17 6 Maintenance Guide ------------------------------------------------------------------- 18 6.1 Preparation ------------------------------------------------------------------------- 18 6.2 Battery Pack or High Voltage Controller Replacement -------------------------------- 18...
- Page 4 1 Product Overview 1.1 Intended Use The entire Midea High Voltage Battery System includes a PDU ME-HJXH (High Voltage Controller) and multiple Battery modules ME-B5H (Battery Pack). Each battery pack ME-B5H consists of 52Ah cells which form 102.4V voltage battery pack via 1 parallel and 32 serial connection (1P32S).
- Page 5 Fig 1.3: ME-HJXH Battery Base Dimension (unit: mm) 700*370*100 1.3 Working Principle and Function The Midea high voltage battery system is composed of a high voltage controller PDU ME- HJXH and stackable ME-B5H modules in series. It contains electrochemical batteries,...
- Page 6 Compared with other battery systems, the Midea high voltage battery system has better charging and discharging performance, more accurate status monitor, longer cycle life and less self-discharge loss.
- Page 7 Non-professional installation. ⚫ Failure to obey the rules of this operation instructions and safety precautions in this ⚫ document. Unauthorized modifications or removal of the software package. ⚫ The product's tamper label is damaged or the product lacks any parts (except authorized ⚫...
- Page 8 Remove all metal objects such as watches and rings that could cause a short-circuit ⚫ before installation, replacement and maintenance. The pack shall be repaired, replaced or maintained by skilled personnel that has been ⚫ authorized. When storing or handling batteries, do not stack batteries without package. ⚫...
- Page 9 Fig 2.1: Nameplate Fig 2.2: Nameplate Fig 2.3: Label The performance will be limited when the temperature is below 0°C. Notice 2.4 Emergency Responses The manufacturer takes foreseeable risk scenarios into consideration during the design process to minimize hazards and dangers. However, if any of the following situation occurs, please follow the instruction provided.
- Page 10 3 Storage and Transportation 3.1 Storage Requirements Place the product following the identification on the packing case during storage. ⚫ Do not put the product upside down or sidelong. ⚫ The defective product needs to be separated from other products. ⚫...
- Page 11 Ensure the original package and label complete and recognizable. ⚫ Prohibit direct exposure to sunlight, rain, condensing water caused by temperature ⚫ difference and mechanical damages. Prohibit to pile up more than five battery pack. ⚫ There will be a drop in capacity during transportation and storage. ⚫...
- Page 12 4.1 Installation Environment The battery system can be installed indoors or outdoors. The battery system should be installed on the ground. The following conditions are allowed: Do not place the battery pack upside down. Please note the distance between batteries. ≥300mm ≥300mm ≥300mm...
- Page 13 Fig 4.2: Sunshades and rain shelters Note: Due to product version upgrades or other reasons, the content of this document will be ⚫ updated from time to time. Please contact your supplier for the latest user manual version. Before installing the device, please read the user manual carefully to understand product ⚫...
- Page 14 4.2 Product Introduction ① HV - PDU ② HV - Battery Module ③ HV - Base ④ Module handle ⑤ Module Connecting PAD ⑥ LED Light ⑦ PCS Positive & Negative interface (BAT+/BAT–) ⑧ 4G-COM communication interface ⑨ PCS communication port (CAN/RS485) ⑩...
- Page 15 Drill Screwdriver Wrench Pencil Tap Measure Multimeter It is recommended to wear the following safety gear when dealing with the battery system. Insulated Glove Safety Goggle Safety Shoes Note: The package is delivered with M6×60 expansion bolts. If the length or quantity cannot ⚫...
- Page 16 the Package and contact your supplier. Check the Power. Check and confirm the pack is powered off before installation. ⚫ Check the quantity of all parts inside according to the package list. If there is any part ⚫ missing or damaged, please contact your supplier. 4.4.2 Check the list of ME HV ESS HV - PDU HV - Battery Module...
- Page 17 Max.+50℃ Min.-10℃ RH.+5%~+95% 4.4.4 Floor Standing Installation Before drilling, please make sure to avoid the pre-buried water pipe and electricity lines in the wall to avoid danger. WARNING Need to be placed horizontally and picked up WARNING Step 1: Connect the 4 supporting feet to the base, place the base in the area to be installed.
- Page 18 The module base needs to be installed to use more than one battery. ⚫ The PDU needs to be installed on the top module. Once the number of battery modules ⚫ exceeds 6, a new base and PDU need to be added to form a new cluster. WARNING Do not forget wear ESD wrist strap and gloves, safety gloves and goggles.
- Page 19 4.5.1 Definition of RJ45 Communication Port Pin Item Crystal head picture Serial no. Definition RS485_A RS485_B RS485_GND CAN1_H CAN1_L CAN1_GND 4.5.2 System Connection Diagram When connecting the power line, it must be the same color terminal to connect, otherwise there ⚫...
- Page 20 Fig 4.3: Two lines installation Note: The battery is not allowed to be installed in the running state. Turn off the system power ⚫ before installation. To ensure system security, do not forget to install ground wire. ⚫ Do not forget to connect the communication plug of the PDU, otherwise it will cause ⚫...
- Page 21 the main switch. Before turning on the battery, please check if the cable is properly connected. Power on the battery system by pressing breaker to ON Serial no. Procedures Acceptation criteria Power cable Make sure the power cable is well connected and not loose. Communication Line Make sure the communication line is connected and not loose.
- Page 22 Put the battery pack or high voltage controller into the packing box according to the ⚫ repair procedure and transport the battery pack or high voltage controller to the designated repair site. Install new battery pack or high voltage controller based on procedure specified ⚫...
- Page 23 There is safety risk and user should stop BMS Main power circuit Main circuit fault using battery. User should contact installer failure to repair battery. 1. Check whether the communication and Interior Communication loss battery pack are connected OK. Communication between two packs 2.
- Page 24 ≥95% Battery pack in Maximum support 5 units in series, series voltage difference △V≤0.5V series Humidity 5%~95% Storage ﹣20℃~50℃/7 days; -20℃~40℃/6 months; 95%RH temperature Cooling method Natural cooling Installation Floor stacking installation Altitude ≤2000m Communication CAN (to PCS) method Certified product IEC62619/IEC60730/ UKCA/CE Transport UN38.3...
- Page 25 Method for calculating rated capacity ⚫ Rated capacity of the measured module: 52 Ah Number of modules connected in series: 2~5 Notice Calculated rated capacity (Ah) = 52 Ah *1 =52Ah The performance will be limited when the temperature is below 0°C. ⚫...
- Page 26 Cus.code Area Manufacturer 1. The 1st and 2nd digits indicate the Midea Manufacturer code. 2. The 3rd digit indicates the Area code. 3. The 4th to 6th digits indicate the Cus. code. 4. The 7th and 8th digits indicate the Project#.
- Page 27 NROA110103BD22NR1A000000 Appendix II LED indication Control Mechanism LED light definition SOC indication Status Items Remark LED1 LED2 LED3 LED4 LED5 LED6 0%-25% (3S) 26%-50% (3S) Charge SOC 51%-75% (3S) 76%-99% (3S) 100% 100%-76% 75%-51% 50%-26% RUN light Discharge SOC is always 25%-5% 4%-0% (1S)
- Page 28 PACK charge over voltage alarm (2S) PACK charge over voltage protection PACK discharge under voltage alarm (2S) PACK discharge under voltage protection Cell Large voltage difference alarm (2S) Cell Large voltage difference protection Over temperature alarm (2S) Over temperature protection Low temperature alarm (2S)
- Page 29 External CAN communication failure Voltage sampling fault Current sampling fault Main circuit fault...
- Page 30 Document Version: 01 Part Number: M010002 Release Date: 2023-02-01 © Copyright 2023 Midea All Rights Reserved.
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