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USER MANUAL
BATTERY MODULE
M48240-S
Alpha ESS Co., Ltd.
+86 513 806 068 91
www.alpha-ess.com
JiuHua Road 888, Nantong High-Tech Industrial
Development Zone, Nantong City, 226300
Alpha ESS Suzhou Co., Ltd.
+86 512 6828 7609
www.alpha-ess.com
Building 10-A, Canal Town Industrial Park,
99 Taihu E Rd, Wuzhong District, Suzhou 215000
Alpha ESS Europe GmbH
+49 610 3459 1601
www.alpha-ess.de
Paul-Ehrlich-Straße 1a, 63225 Langen, Hessen
Alpha ESS Australia Pty. Ltd.
+61 402 500 520 (Sales)
+61 1300 968 933 (Technical Support)
www.alpha-ess.com.au
Suite 1, Level 1, 530 Botany Road, Alexandria,
NSW, 2015
Alpha ESS Italy S.r.l.
+39 599 239 50
www.alpha-ess.it
Via Loda,17-41013 Castelfranco Emilia(MO)
Alpha ESS Korea Co., Ltd
+82 64 721 2004
2F, 19-4, Nohyeong 11-gil, Jeju-si, Jeju-do,
Republic of Korea
Alpha ESS UK Co., Ltd
Drake House, Long Street, Dursley, gl11 4hh
V01
Copyright Statement
Version Information
This manual is under the copyright of Alpha ESS Co., Ltd, with all rights reserved. Please keep the
manual properly and operate in strict accordance with all safety and operating instructions in this
manual. Please do not operate the system without reading through the manual.
Version
V01
Date
2020-08-07
Content
First edition Error code changed
CONTENTS
SAFETY PRECAUTIONS
01
01
01
INTRODUCTION
02
2.1 M48240-S
2.1.1. Parameters
2.1.2. Graphical Appearance
2.1.3. Appearance
2.1.4. Components Diagram
2.1.5. Led Display
01
03
EMERGENCY SITUATIONS
03
4.1 Warranty
4.2 Limitation of Liability
04
WARRANTY
04
04
04
01
02
02
03
03
SAFETY PRECAUTIONS INTRODUCTION
01 02
SAFETY PRECAUTIONS01
INTRODUCTION02
Warning - electrical hazards
Please read through this manual carefully before operation:
In the unlikely event of smoke or fire, turn off main switch immediately and contact your installer
for further instructions.
Battery should be installed indoor and kept away from water, high temperature, mechanical force
and flames.
Do not disassemble, move or modify any parts of the battery without authorization and
instruction from alphaess.
Do not install the battery in any environment of temperature below -10 ° c or over 50 ° c, and
humidity over 80%.
Do not touch the system with wet hands.
Do not put any heavy objects on the top of the battery.
2.1 M48240-S
2.1.1. Parameters
2.1.2. Graphical Appearance
2.1.3. Appearance
Item ValueNominal characteristics Comment
Item Description Description
15 = Number. Of Cells In Series;
2 = Number Of Parallel Strings Of Cell
Standard Charging and Discharging
When the temperature is below 0°c or above
45°c, the performance will be limited
Periodical Charge And Discharge Cycles
15 S / 2 P
2P15S
±0.5 Mm
48 V
45 ~ 54 V
≤105 kg
11.5 kWhEnergy
Weight
592 x 678 x 195 mm
Dimension (W*D*H)
≤10 mΩ
Internal Resistance
Temperature Range
Operation Discharge
240 Ah
120 A / 0.5 C
144 A / 0.6 C
-10℃ ~50℃
Capacity (0.5c)
Rated Current
Maximum Current
Nominal Voltage
Operating Voltage Range
Cell Configuration
3
5
6
7
11
8
9
10
2
4
1
Item
Mounting Holes& Grounding
Positive Connector
Electric Label
Electrical Temperature Sampling Interface
Sampling Thread Threading Port
Voltage Sampling Line Interface
SN
1
2
3
4
5
6
7
8
9
10
11
12
13
Battery Handle
LED
Hazard Identification Label
Communication Port
Battery Maintenance Cover
Negative Connector
2 3 4 6
5 7
8910111213
1
Z
EMERGENCY SITUATIONS03
WARRANTY04
EMERGENCY SITUATIONS
03 04
Leaking Batteries
Wet Batteries
Item Model name Function
Status Normal Protect
Note: ABC extinguishers are not effective when the battery pack is on fire.
Damaged batteries may leak electrolyte or produce flammable gas. If such a
damage occurs, immediately contact AlphaESS.
WARRANTY
In normal condition, LED display three status:
2.1.4. Components Diagram
2.1.5. LED Display
4.1 Warranty
4.2 Limitation of Liability
AlphaESS cannot guarantee the absolute safety of M48240-S under extreme scenario.
If the battery pack leaks electrolyte, avoid contact with the leaking liquid or gas. If one is exposed to
the leaked substance, immediately perform the actions described below:
If the battery pack is wet or submerged in water, do not let people access it, and then contact
AlphaESS or an authorized dealer for technical support.
Products that are operated strictly in accordance with the User Manual and the AlphaESS Installation
Manual are covered by the warranty. Any violation of this manual may void the warranty.
Damaged Batteries
Damaged batteries are dangerous and must be handled with the utmost care.
They are not fit for use and may pose a danger to people or property.
If the battery pack seems to be damaged, pack it in its original container, and then return it to
AlphaESS or an authorized dealer.
Fire
Fuse
Enclosure
Enclosure
BLMU
Upload the module information (such as
voltage, temperatures, protection and warning
state and other parameters) to the BMU
Cell module
1
3
4
2
5
A module consisting of a cell
Charging and discharging connection port
Prevents direct human contact with the interior and
protects the cell from collisions
Prevent over current or short circuit
1
2
3
4
5
Hardware Fault
LED Display
Green light blinks for 1sec Yellow light blinks for 1sec Red light blinks for 1sec
In case of fires, make sure that the following equipment is available near the system.
Batteries may explode when heated above 150℃. If possible, move the battery pack to a safe area
before it catches fire.
SCBA (self-contained breathing apparatus) and protective gear in compliance with the Directive
on Personal Protective Equipment 89/686/EEC.
Novec 1230, FM-200, or dioxide extinguisher
Inhalation: Evacuate the contaminated area, and seek medical attention.
Contact with eyes: Rinse eyes with flowering water for 5 minutes, and seek medical attention.
Contact with skin: Wash the affected area thoroughly with soap and water, and seek medical
attention.
Ingestion: Induce vomiting, and seek medical attention.
Any product damage or property loss caused by the following conditions AlphaESS does not assume
any direct or indirect liability.
Product modified, design changed or parts replaced without AlphaESS authorization;
Changes, or attempted repairs and erasing of series number or seals by non AlphaESS technician;
System design and installation are not in compliance with standards and regulations;
The product has been improperly stored in dealer’ s or end user’ s premises;
Transport damage (including painting scratch caused by movement inside packaging during
shipping). A claim should be made directly to shipping or insurance company as soon as the
container/packaging is unloaded and such damage is identified;
Failure to follow any/all of the user manual, the installation guide and the maintenance
regulations;
Improper use or misuse of the device;
Insufficient ventilation of the device;
The maintenance procedures relating to the product have not been followed to an acceptable
standard;
Force majeure (violenor stormy weather, lightning, over-voltage, fire etc.).
Damages caused by any external factors.
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