Huawei SmartLi 2.0 User manual

SmartLi 2.0
User Manual
Issue 10
Date 2022-04-30
HUAWEI TECHNOLOGIES CO., LTD.

Copyright © Huawei Technologies Co., Ltd. 2022. All rights reserved.
No part of this document may be reproduced or transmitted in any form or by any means without prior
written consent of Huawei Technologies Co., Ltd.
Trademarks and Permissions
and other Huawei trademarks are trademarks of Huawei Technologies Co., Ltd.
All other trademarks and trade names mentioned in this document are the property of their respective
holders.
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 specied in the contract, all statements,
information, and recommendations in this document are provided "AS IS" without warranties, guarantees
or representations of any kind, either express or implied.
The information in this document is subject to change without notice. Every eort has been made in the
preparation of this document to ensure accuracy of the contents, but all statements, information, and
recommendations in this document do not constitute a warranty of any kind, express or implied.
Huawei Technologies Co., Ltd.
Address: Huawei Industrial Base
Bantian, Longgang
Shenzhen 518129
People's Republic of China
Website: https://e.huawei.com
Issue 10 (2022-04-30) Copyright © Huawei Technologies Co., Ltd. i

About This Document
Purpose
This document describes the SmartLi-512V-80AH intelligent lithium battery
cabinet (lithium battery cabinet for short) in terms of its overview, transportation,
storage, installation, cable connection, power-on commissioning, and
maintenance, helping readers understand how to use and maintain the product.
Figures used in this document are for reference only.
Intended Audience
This document is intended for:
● Technical support engineers
● Hardware installation engineers
● Commissioning engineers
● Maintenance engineers
Symbol Conventions
The symbols that may be found in this document are dened as follows.
Symbol Remarks
Indicates a hazard with a high level of risk
which, if not avoided, will result in death or
serious injury.
Indicates a hazard with a medium level of
risk which, if not avoided, could result in
death or serious injury.
Indicates a hazard with a low level of risk
which, if not avoided, could result in minor
or moderate injury.
SmartLi 2.0
User Manual About This Document
Issue 10 (2022-04-30) Copyright © Huawei Technologies Co., Ltd. ii

Symbol Remarks
Indicates a potentially hazardous situation
which, if not avoided, could result in
equipment damage, data loss, performance
deterioration, or unanticipated results.
NOTICE is used to address practices not
related to personal injury.
Supplements the important information in
the main text.
NOTE is used to address information not
related to personal injury, equipment
damage, and environment deterioration.
Change History
Issue Date Description
10 2022-04-30 1. Integrated the "Important Safety Instructions"
section into the "Safety Information" section, and
combined repeated information.
2. Changed "Overview" to "Product Description" and
adjusted the sequence of sections based on task
scenarios.
3. Integrated the component and cabinet
specications into the "Component Technical
Specications" section.
4. Moved the "Battery Cabinet Storage with Low
SOC" section to the "Power-On Commissioning"
section.
5. Moved the "User Interface" section to the
monitoring module user manual.
6. Split the "Operations" section into the "Power-On
Commissioning" and "Maintenance" sections.
7. Deleted the "Troubleshooting" and "Parts
Replacement" sections. The relevant information
needs to be obtained from Huawei engineers.
09 2022-01-30 1. Added the "Important Safety Instructions" section.
2. Unied the naming of re extinguisher cylinder
throughout the document.
3. Updated the maximum recharge interval
corresponding to the SOC upon power-o in the
"Battery Cabinet Storage with Low SOC" section.
SmartLi 2.0
User Manual About This Document
Issue 10 (2022-04-30) Copyright © Huawei Technologies Co., Ltd. iii

Issue Date Description
08 2021-08-20 1. Updated the maximum number of SmartLi
cabinets that can be connected in parallel to 15.
2. Deleted pooling-related parameters and
descriptions because the conguration is not
supported.
3. Added the parameter description for the "Module
quantity mismatch 4" alarm.
4. Updated the description about checking the
pressure gauge in the "Routine Maintenance"
section.
5. Added the description about the end pressure
gauge in the section "Installing a Fire Extinguisher
Cylinder."
07 2021-03-22 1. Added the layout diagrams and technical
specications for the 7+7 and 7+0 scenarios.
2. Updated the extinguishant charging pressure
requirements in the "Installing a Fire Extinguisher
Cylinder" section.
06 2021-01-10 1. Added the "Battery Recharging" section.
2. Added the "Transportation and Storage" section.
05 2020-11-20 Deleted the "(Optional) Combiner Cabinet" section
because the conguration is not supported.
04 2020-09-28 Updated the "Safety Information" section.
03 2020-08-07 1. Changed SmartLi-80Ah in the document name to
SmartLi 2.0.
2. Added the "(Optional) Combiner Cabinet" section.
02 2020-05-17 1. Changed "battery management module (BMU)"
to "battery control unit (BCU)" in the document.
2. Added the description about protection function
parameters in the "Technical Specications" section.
01 2019-11-29 This is the rst ocial release.
SmartLi 2.0
User Manual About This Document
Issue 10 (2022-04-30) Copyright © Huawei Technologies Co., Ltd. iv

Contents
About This Document................................................................................................................ ii
1 Safety Information.................................................................................................................. 1
1.1 Personal Safety.........................................................................................................................................................................2
1.2 Electrical Safety........................................................................................................................................................................3
1.3 Environmental Requirements.............................................................................................................................................. 5
1.4 Mechanical Safety................................................................................................................................................................... 7
1.5 Battery Safety........................................................................................................................................................................... 8
2 Product Overview.................................................................................................................. 11
2.1 SmartLi Model Number Description.............................................................................................................................. 11
2.2 SmartLi Cabinet Description............................................................................................................................................. 12
2.3 Product Congurations....................................................................................................................................................... 13
2.4 Component Description...................................................................................................................................................... 16
2.4.1 MDU....................................................................................................................................................................................... 16
2.4.2 Monitoring Interface Unit...............................................................................................................................................17
2.4.3 BCU......................................................................................................................................................................................... 20
2.4.4 Fire Detection and Extinguishing Equipment.......................................................................................................... 21
2.4.5 Battery Module...................................................................................................................................................................22
2.4.6 Lithium Battery Side Cabinet.........................................................................................................................................23
2.5 Technical Specications...................................................................................................................................................... 23
2.5.1 SmartLi Technical Specications.................................................................................................................................. 23
2.5.2 Component Technical Specications...........................................................................................................................25
3 Transportation and Storage Requirements.....................................................................28
3.1 General Requirements......................................................................................................................................................... 28
3.2 Battery Module Transportation Requirements........................................................................................................... 29
3.3 Battery Module Storage Requirements......................................................................................................................... 30
3.4 Storage Duration and Recharge Suggestions of a Battery Module.................................................................... 30
3.5 Battery Module Recharge.................................................................................................................................................. 31
4 Installation and Cable Connection....................................................................................37
4.1 Installation Clearances........................................................................................................................................................ 37
4.2 Installation Preparations.................................................................................................................................................... 38
4.2.1 Tools and Instruments..................................................................................................................................................... 38
4.2.2 Cables.................................................................................................................................................................................... 40
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4.3 Transportation, Unpacking, and Checking................................................................................................................... 41
4.4 Installation Process...............................................................................................................................................................44
4.5 Installing a Fire Extinguisher Cylinder and Cabinets (Without a Side Cabinet)..............................................44
4.5.1 Installing a Fire Extinguisher Cylinder........................................................................................................................44
4.5.2 Installing a Cabinet........................................................................................................................................................... 48
4.5.3 Combining Cabinets..........................................................................................................................................................51
4.6 Installing a Fire Extinguisher Cylinder and Cabinets (With a Side Cabinet).................................................... 52
4.6.1 Removing a Fire Extinguisher Cylinder from a Lithium Battery Cabinet....................................................... 52
4.6.2 Installing and Combining Cabinets............................................................................................................................. 56
4.6.3 Installing a Fire Extinguisher Cylinder........................................................................................................................59
4.7 Installing Cables.................................................................................................................................................................... 64
4.7.1 Cabinet Cabling Diagrams..............................................................................................................................................64
4.7.2 Cable Routing Requirements......................................................................................................................................... 65
4.7.3 Installing a Cabinet Ground Cable.............................................................................................................................. 66
4.7.4 Installing Communications Cables.............................................................................................................................. 67
4.7.5 Installing DC Power Cables............................................................................................................................................ 71
4.7.5.1 Single-Cabinet Scenario............................................................................................................................................... 71
4.7.5.2 Multi-Cabinet Scenario................................................................................................................................................ 73
4.7.6 (Optional) Installing an EPO Cable.............................................................................................................................75
4.8 Installing Battery Modules.................................................................................................................................................76
4.9 Verifying the Installation.................................................................................................................................................... 84
4.10 Sealing a Cabinet................................................................................................................................................................86
5 Power-On Commissioning................................................................................................... 87
5.1 Checking Before Power-On................................................................................................................................................87
5.2 Connecting the Battery Supply........................................................................................................................................ 87
5.3 Disconnecting the Battery Supply................................................................................................................................... 90
5.4 Recharge Requirements for Batteries with Low SOC............................................................................................... 91
6 Maintenance...........................................................................................................................93
6.1 Routine Maintenance.......................................................................................................................................................... 94
6.2 Shallow Discharge Test....................................................................................................................................................... 98
6.3 Capacity Test...........................................................................................................................................................................99
6.4 Viewing Test Data................................................................................................................................................................. 99
A Acronyms and Abbreviations........................................................................................... 101
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1 Safety Information
Statement
Before installing, operating, and maintaining the equipment, carefully read this
document and observe all safety instructions provided herein and written on the
equipment itself.
The "NOTICE", "CAUTION", "WARNING", and "DANGER" statements in this
document do not cover all the safety instructions. They are only supplements to
the safety instructions. The Company will not be liable for any consequence
caused by the violation of general safety requirements or design, production, and
usage safety standards.
Ensure that the equipment is used in environments that meet its design
specications. Otherwise, the equipment may become faulty, and the resulting
equipment malfunction, component damage, personal injuries, or property
damage will not be covered under the warranty.
Follow local laws and regulations when installing, operating, or maintaining the
equipment. The safety instructions in this document are only supplements to local
laws and regulations.
The Company will not be liable for any consequences of the following
circumstances:
● Operation beyond the conditions specied in this document
● Installation or use in environments which are not specied in relevant
international or national standards
● Unauthorized modications to the product or software code or removal of the
product
● Failure to follow the operation instructions and safety precautions on the
product and in this document
● Equipment damage due to force majeure, such as earthquakes, res, and
storms
● Damage caused during transportation by the customer
● Storage conditions that do not meet the requirements specied in this
document
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1.1 Personal Safety
D ANGER
Do not work with power on during installation. Do not install or remove a power
cable with power on. Transient contact between the core of the power cable and
the conductor will generate electric arcs or sparks, which may cause a re or
personal injury.
D ANGER
Before installing, operating, or maintaining the equipment, remove conductive
objects such as watches, bracelets, bangles, rings, and necklaces to prevent electric
shocks.
D ANGER
When installing, operating, or maintaining the equipment, use dedicated insulated
tools to prevent electric shocks and short circuits.
WARNING
When installing, operating, or maintaining the equipment, wear personal
protective equipment (PPE) such as insulated gloves, safety clothing, goggles,
safety helmet, and safety shoes.
General Requirements
● Do not stop protective devices. Pay attention to the warnings, cautions, and
precautionary measures on the equipment.
● If there is a likelihood of personal injury or equipment damage during
operations, immediately stop, report the case to the supervisor, and take
feasible protective measures.
● Do not power on the equipment before it is installed or conrmed by
professionals.
● Before handling a conductor or terminal, measure the contact point voltage
with a multimeter and ensure that there is no risk of electric shock.
● Do not touch a running fan with your ngers, components, screws, tools, or
boards before the fan is powered o or stops running.
● In the case of a re, immediately leave the building or the equipment area
and activate the re alarm or call emergency services. Do not enter the
building on re in any case.
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Personnel Requirements
● Only professionals and trained personnel are allowed to operate the
equipment.
– Professionals: personnel who are familiar with the working principles and
structure of the equipment, trained or experienced in equipment
operations and are clear of the sources and degree of various potential
hazards in equipment installation, operation, maintenance
– Trained personnel: personnel who are trained in technology and safety,
have required experience, are aware of possible hazards on themselves in
certain operations, and are able to take protective measures to minimize
the hazards on themselves and other people
● Personnel who plan to install or maintain the equipment must receive
thorough training, understand all necessary safety precautions, and be able to
correctly perform all operations.
● Only qualied professionals or trained personnel are allowed to install,
operate, and maintain the equipment.
● Only qualied professionals are allowed to remove safety facilities and inspect
the equipment.
● Personnel who will perform special tasks such as electrical operations,
working at heights, and operations of special equipment should possess the
required local national qualications.
● Only authorized professionals are allowed to replace the equipment or
components (including software).
● Keep irrelevant people away from the equipment. Only operators are allowed
to access the equipment.
1.2 Electrical Safety
General Requirements
● Installation, operation, and maintenance must be performed in the sequence
specied in the manual. Do not change the structure or installation sequence
of the equipment without permission.
● When installing the equipment, use a torque wrench of a proper range to
tighten the screws. When using a wrench to tighten the screws, ensure that
the wrench does not tilt and the torque error does not exceed 10% of the
specied value.
● Before installing or removing power cables, ensure that the switch is turned
o.
● Before connecting power cables, check that cable labels are correct and cable
terminals are insulated.
● To avoid electric shock, do not connect safety extra-low voltage (SELV) circuits
to telecommunication network voltage (TNV) circuits.
● A damaged cable must be replaced by the manufacturer or professionals to
avoid risks.
● Check equipment connections periodically, ensuring that all screws are
securely tightened.
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● Do not use water to clean electrical components inside or outside of a
cabinet.
● Do not scrawl, damage, or block any labels or nameplates on the equipment.
Promptly replace warning labels that have worn out.
Grounding
● For the equipment that needs to be grounded, install the ground cable rst
when installing the equipment and remove the ground cable last when
removing the equipment.
● Ensure that the equipment is connected permanently to the protective
ground. Before operating the equipment, check its electrical connection to
ensure that it is reliably grounded.
● Do not operate the equipment in the absence of a properly installed ground
conductor.
● Do not damage the ground conductor.
Cabling
● When selecting, connecting, and routing cables, follow local safety regulations
and rules.
● Ensure that cables meet the VW-1 or ZB and higher ame spread rating
requirements and comply with IEC 60332-1 and IEC 60332-3-22 standards.
● Do not route cables behind the air intake or exhaust vents of the equipment.
● If a cable is connected to the cabinet from the top, bend the cable in a U
shape outside the cabinet and then route it into the cabinet.
● Bind cables of the same type together. When routing cables of dierent types,
ensure that they are at least 30 mm away from each other.
● When routing cables, ensure that a distance of at least 30 mm exists between
the cables and heat-generating components or areas. This prevents damage
to the insulation layer of the cables.
● When the temperature is low, violent impact or vibration may damage the
plastic cable sheathing. 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.
– Cables stored at subzero temperatures must be stored at room
temperature for at least 24 hours before they are laid out.
● Do not perform any improper operations, for example, dropping cables
directly from a vehicle. Otherwise, the cable performance may deteriorate due
to cable damage, which aects the current-carrying capacity and temperature
rise.
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ESD
NO TICE
The static electricity generated by human bodies may damage the electrostatic-
sensitive components on boards, for example, the large-scale integrated (LSI)
circuits.
● Wear ESD gloves or a well-grounded ESD wrist strap when touching the
device or handling boards or application-specic integrated circuits (ASICs).
● When holding a board, hold its edge without touching any components. Do
not touch the components with your bare hands.
Figure 1-1 Wearing an ESD wrist strap
1.3 Environmental Requirements
WARNING
Install the equipment in an area far away from liquids. Do not install it under
areas prone to condensation, such as under water pipes and air exhaust vents, or
areas prone to water leakage, such as air conditioner vents, ventilation vents, or
feeder windows of the equipment room. Ensure that no liquid enters the
equipment to prevent faults or short circuits.
General Requirements
● Do not install or run the equipment beyond the technical specications.
Otherwise, its performance and safety will be compromised.
● Do not install the equipment in environments with conductive metal scraps in
the air.
● Do not install the equipment in an environment with direct sunlight, dust,
volatile gases, infrared and other radiations, organic solvents, corrosive
materials, or salty air.
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● Do not expose the equipment to ammable or explosive gas or smoke. Do
not perform any operation on the equipment in such environments.
● 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, and performing outdoor installation) in harsh
weather conditions such as lightning, rain, snow, and level 6 or stronger wind.
● If any liquid is detected inside the equipment, disconnect the power supply
immediately and contact the administrator.
● To prevent re due to high temperature, ensure that the ventilation vents or
heat dissipation system are not blocked when the equipment is running.
● Ensure that the equipment room provides good heat insulation, and the walls
and oor are dampproof.
● Install a rat guard at the door of the equipment room.
● All cable holes must be sealed. Seal the used cable holes with restop putty.
Seal the unused cable holes with the caps delivered with the cabinet. The
following gure shows the criteria for correct sealing with restop putty.
● After installing the equipment, remove idle packing materials such as cartons,
foam, plastics, and cable ties from the equipment area.
Working at Heights
● Working at heights refers to operations that are performed at least 2 meters
above the ground.
● Do not work at heights in any of the following situations:
– Rainwater remains on steel pipes or other risky conditions exist. After the
preceding conditions no longer exist, the safety director and relevant
technical personnel need to check the involved equipment. Operators can
begin working only after obtaining consent.
– When working at heights, comply with local relevant laws and
regulations.
– Only trained and qualied personnel are allowed to work at heights.
– Before working at heights, check the climbing tools and safety gears such
as safety helmets, safety belts, ladders, springboards, scaolding, and
lifting equipment. If they do not meet the requirements, take corrective
measures or disallow working at heights.
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– Wear personal protective equipment such as the safety helmet and safety
belt or waist rope and fasten it to a solid structure. Do not mount it on
an insecure moveable object or metal object with sharp edges. Make sure
that the hooks will not slide o.
● Set a restricted area and prominent signs for working at heights to warn away
irrelevant personnel.
● Carry the operation machinery and tools properly to prevent them from
falling o and causing injuries.
● Personnel involving working at heights are not allowed to throw objects from
the height to the ground, or vice versa. Objects should be transported by
tough slings, hanging baskets, highline trolleys, or cranes.
● Ensure that guard rails and warning signs are set at the edges and openings
of the area involving working at heights to prevent falls.
● Do not pile up scaolding, springboards, or other sundries on the ground
under the area involving working at heights. Do not allow people to stay or
pass under the area involving working at heights.
● Inspect the scaolding, springboards, and workbenches used for working at
heights in advance to ensure that their structures are solid and not
overloaded.
● Any violations must be promptly pointed out by the site manager or safety
supervisor and the involved personnel must correct their operations. Personnel
who fail to comply with the requirements must stop the operations.
1.4 Mechanical Safety
WARNING
When pulling the equipment out of a cabinet, be aware of unstable or heavy
objects in the cabinet to prevent injury.
General Requirements
● Repaint any scratched surfaces caused during equipment transportation or
installation in a timely manner. Scratched equipment should not be exposed
to an outdoor environment for extended periods.
● Before installation, ensure that the equipment is rmly anchored to the oor
or other solid objects, such as a wall or an installation rack.
Using Ladders
● Use wooden or berglass ladders when you need to perform live working at
heights.
● When a step ladder is used, ensure that the pull ropes are secured and the
ladder is held rm.
● Before using a ladder, check that it is intact and conrm its load bearing
capacity. Do not overload it.
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● Place the ladder in a stable place with a gradient of 75 degrees. Ensure that
the wider end of the ladder is at the bottom, and take protective measures to
prevent the ladder from sliding.
● When climbing a ladder, take the following precautions to reduce risks and
ensure safety.
– Keep your body steady.
– Do not climb higher than the fourth rung of the ladder from the top.
– Keep your center of gravity between the side rails, and do not overreach
to the sides.
Drilling Holes
WARNING
Do not drill holes into the equipment. Doing so may aect the electromagnetic
shielding of the equipment and damage components or cables inside. Metal
shavings from drilling may short-circuit boards inside the equipment.
● Obtain consent from the customer and contractor before drilling holes.
● Wear goggles and protective gloves when drilling holes.
● When drilling holes, protect the equipment from shavings. After drilling, clean
up any shavings that have accumulated inside or outside the equipment.
1.5 Battery Safety
D ANGER
Do not short-circuit the positive and negative poles of batteries. Battery short
circuits can generate high instantaneous current, which may cause battery
leakage, overheating, re, or explosion. To avoid battery short circuits, do not
maintain batteries with power on.
D ANGER
Do not expose batteries at high temperatures or around heat-generating sources,
such as high-temperature sunlight, res, transformers, and heaters. Battery
overheating caused by external heat sources may cause vent opening, leakage,
re, or explosions.
D ANGER
Protect battery modules from mechanical vibration, collision, punctures, and
strong impact. Otherwise, the modules may catch re.
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D ANGER
To avoid leakage, overheating, re, or explosions, do not disassemble, alter, or
damage batteries, for example, insert sundries into batteries, squeeze batteries, or
immerse batteries in water or other liquids.
D ANGER
Do not burn batteries. Otherwise, the batteries may catch re or explode.
D ANGER
There is a risk of explosion if the model of the replaced battery is incorrect. The
battery should be replaced with a battery of the model recommended by the
manufacturer.
WARNING
It is recommended that an independent battery room be used. Before installing
battery modules, prepare re extinguishing facilities, such as reghting sands
and liquid carbon dioxide re extinguishers, according to the construction
regulations. Before operation, ensure that the battery room is equipped with a re
extinguishing system that complies with local regulations.
WARNING
Before unpacking battery modules, ensure that the packing cases are intact and
correctly placed according to the labels on the packing cases during their storage
and transportation. Do not place a battery module upside down, lay it on one side,
or tilt it. Stack the battery modules according to the stacking requirements on the
packing cases. Any bumping or falling may damage the battery modules.
WARNING
After unpacking battery modules, place them in the required direction. Do not
place a battery module upside down or vertically, lay it on one side, tilt it, or stack
it with other modules. Any bumping or falling may damage the battery modules.
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CA UTION
● Battery modules should be used soon after being deployed. For battery
modules that have been stored for an extended period, recharge them
periodically according to the instructions for battery module recharge.
Otherwise, the battery modules may be damaged.
● After the battery system is installed, fully charge batteries (the SOC reaches
100%) and then put them into use. Exercise caution to replace a battery
module unless it is faulty.
● If the battery system is powered o for installation or commissioning or
batteries are not charged in time after discharge, recharge the battery cabinet
in time by referring to the instructions for recharging batteries with low SOC.
Otherwise, batteries may be damaged due to overdischarge.
General Requirements
● If a battery is accidentally exposed to water, do not install it. Move it to a safe
place for isolation and contact technical engineers in a timely manner.
● When installing batteries, do not place installation tools on the batteries.
After the installation is complete, clean up the objects on the batteries and
the surrounding area.
● Exercise caution when setting battery parameters. Incorrect settings will aect
the power supply and battery lifespan.
● Dispose of waste batteries in accordance with local laws and regulations. Do
not dispose of batteries as household waste. If a battery is disposed of
improperly, it may explode.
● This is a category C3 product for commercial and industrial application in the
second environment – installation restrictions or additional measures may be
needed to prevent disturbances.
Battery Leakage
● If a battery leaks, wear goggles, rubber gloves, and protective clothing, power
o the equipment in a timely manner, remove the leaking battery module
from the cabinet, and contact technical support.
● In the case of battery leakage, protect the skin or eyes from the leaking liquid.
If the skin or eyes come in contact with the leaking liquid, wash it
immediately with clean water and go to the hospital for medical treatment.
Flammable Gas
● A battery module is an enclosed battery system and will not release any gases
under normal operations.
● If a battery module is improperly treated, for example, burnt, needle-pricked,
squeezed, overcharged, or subject to other adverse conditions that may cause
battery thermal runaway, the battery may be damaged or an abnormal
chemical reaction may occur inside the battery, resulting in electrolyte
leakage or production of gases such as CO2, CO, N2, and H2. To prevent re or
corrosion, ensure that ammable gas (such as hydrogen) is properly
exhausted.
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2 Product Overview
2.1 SmartLi Model Number Description
Table 2-1 Product models
Cabinet Type Model
Master SmartLi
cabinet
● SmartLi-512V-80AH-F-01-16
● SmartLi-512V-80AH-F-01-14
● SmartLi-512V-80AH-F-01-8
● SmartLi-512V-80AH-F-01-7
Slave SmartLi
cabinet
● SmartLi-512V-80AH-S-01-16
● SmartLi-512V-80AH-S-01-14
● SmartLi-512V-80AH-S-01-8
● SmartLi-512V-80AH-S-01-7
Figure 2-1 Model number description
No. Meaning Description
1 Product category SmartLi: intelligent lithium battery
2 Product series 512V: voltage level 512 V
3 Capacity 80AH: battery cabinet capacity 80 Ah
SmartLi 2.0
User Manual 2 Product Overview
Issue 10 (2022-04-30) Copyright © Huawei Technologies Co., Ltd. 11

No. Meaning Description
4Conguration type ● F: with a monitoring display unit (MDU)
(master cabinet)
● S: without an MDU (slave cabinet)
5 Version 01: version 01
6 Number of battery
modules
● 16: 16 battery modules
● 14: 14 battery modules
● 8: eight battery modules
● 7: seven battery modules
2.2 SmartLi Cabinet Description
SmartLi 2.0 is a battery energy storage system solution developed by Huawei. It
provides a cabinet-level battery management system and supports a maximum of
15 cabinets connected in parallel to meet MW-level UPS backup power
requirements.
Figure 2-2 SmartLi cabinet
SmartLi 2.0
User Manual 2 Product Overview
Issue 10 (2022-04-30) Copyright © Huawei Technologies Co., Ltd. 12

Table 2-2 SmartLi component functions
No. Name Function Description
1 MDU (available
only on the master
cabinet)
Allows users to set parameters and query the
SmartLi running status.
2 Monitoring
Interface Unit
Provides ports for parallel connection of SmartLi
cabinets, FE/RS485 communications ports, and
emergency power-o (EPO) ports.
3 Battery control
unit (BCU)
Provides centralized battery management for the
SmartLi. When multiple SmartLi cabinets are
connected in parallel, the BCU balances currents
between cabinets to improve system reliability.
4 Fuses (behind the
panel)
Provide protection against abnormal disconnection
of system circuits.
5 Slots for installing
battery modules
Install battery modules (ESM-6440P1).
6 Circuit breaker and
power distribution
copper bar (behind
the panel)
● Circuit breaker: controls the connection and
disconnection of power cables between the
SmartLi and the UPS.
● Power distribution copper bar: connects power
cables between the SmartLi and the UPS.
7 MCCB auxiliary
lever
Switches on or o a circuit breaker.
8 Fire detection and
extinguishing
equipment
Extinguishes re inside the cabinet.
2.3 Product Congurations
Table 2-3 Product congurations
Categor
y
Conguration Description
SmartLi Master
cabinet:
mandatory;
slave cabinet:
optional
The master SmartLi cabinet can be connected to a
maximum of 14 slave cabinets in parallel.
SmartLi 2.0
User Manual 2 Product Overview
Issue 10 (2022-04-30) Copyright © Huawei Technologies Co., Ltd. 13