DLG Energy Soluna 4K Pack User manual

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User Manual
Lithium Battery Pack
Soluna 4K Pack
DLG Energy (Shanghai) Co.,Ltd.
Sep.2020 | Revision A.1

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About this manual
This manual describes how to install the DLG Energy (Shanghai) Co.,Ltd of Soluna
4K Pack. Read this manual before you attempt to install the product, and follow the
instructions throughout the installation process. If you are uncertain about any of the
requirements, recommendations, or safety procedures described in this manual,
contact DLG Energy (Shanghai) Co.,Ltd immediately for advice and clarification. The
information included in this manual is accurate at the time of publication. however,
with regards to the product design and technical specification updates, our company
reserves the right to make changes at any time without prior notice. e. In addition, the
illustrations in this manual are meant to help explain system configuration concepts
and installation instructions. The illustrated items may differ from the actual items at
the installation location。

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Content
1 Safety precautions................................................................................................4
1.1 Warning Signs......................................................................................................4
1.2 Safety instructions................................................................................................4
1.2.1 Risks of explosion .............................................................................................5
1.2.2 Risks of fire .......................................................................................................5
1.2.3 Risks of electric shock.......................................................................................5
1.2.4 Risks of damage to the battery pack..................................................................5
1.3 Battery handling guide..........................................................................................5
1.4 Response to emergency situations.......................................................................6
1.4.1 Leaking batteries...............................................................................................6
1.4.2 Inhalation...........................................................................................................6
1.4.3 Eye contact .......................................................................................................6
1.4.4 Skin contact.......................................................................................................6
1.4.5 Ingestion............................................................................................................6
1.4.6 Fire....................................................................................................................6
1.4.7 Wet batteries.....................................................................................................7
1.4.8 Damaged batteries............................................................................................7
1.5 Qualified installers................................................................................................7
2 Product Introduction.............................................................................................8
2.1 Features...............................................................................................................8
2.2 Application............................................................................................................8
2.3 Outline Dimensions..............................................................................................9
2.4 Technical data ....................................................................................................10
2.5 Appearance........................................................................................................12
2.6 Wring port...........................................................................................................13
2.7 CAN communication interface definition (CAN1&CAN2).....................................14
2.8 LED lights definition............................................................................................15
3 Installation...........................................................................................................16
3.1 Unpacking the package......................................................................................16
3.2 Packing lists.......................................................................................................17
3.3 Installation materials...........................................................................................17
3.4 Installation location.............................................................................................18
3.5 Installation tools..................................................................................................19
3.6 Safety gear.........................................................................................................20
3.7 Wiring specification ............................................................................................20
3.8 CAN communication wiring ................................................................................21
3.8.1. Single battery unit...........................................................................................21
3.8.2 The battery units are connected in parallel......................................................22
4.How to operate Soluna 4K Pack.........................................................................23
5. Electrical connection .........................................................................................24
6 Troubleshooting..................................................................................................25
7 Contact us............................................................................................................26

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1 Safety precautions
1.1 Warning Signs
Warning signs are used to warn you about the conditions that may cause severe
injury or damage to the device. They instruct you to exercise caution to prevent
danger. The following table describes the warning signs used in this manual.
Sign
Description
This battery pack contains high voltage which can cause electric shock
resulting in severe injury.
Make sure that the battery polarity is connected correctly.
Keep the battery pack away from open flame or ignition sources
Keep the battery pack away from children.
Read the manual before installing and operating the battery pack.
The battery pack is heavy enough to cause severe injury
The battery pack may leak corrosive electrolyte.
The battery pack may explode.
The battery pack should not be disposed with household waste at the
end of its working life.
Physical injury or damage to the devices may occur if related
requirements are not followed
1.2 Safety instructions
For safety reasons, installers are responsible for familiarizing themselves with the
contents of this manual and all warnings before performing installation.
General safety precautions

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1.2.1 Risks of explosion
●Do not subject the battery pack to strong impacts.
●Do not crush or puncture the batterypack.
●Do not dispose of the battery pack in afire.
1.2.2 Risks of fire
●Do not expose the battery pack to temperatures in excess of60°C.
●Do not place the battery pack near a heat source, such as afireplace.
●Do not expose the battery pack to direct sunlight.
●Do not allow the battery connectors to touch conductive objects such as wires.
1.2.3 Risks of electric shock
●Do not disassemble the battery pack.
●Do not touch the battery pack with wet hands.
●Do not expose the battery pack to moisture or liquids.
●Keep the battery pack awayfrom children and animals.
1.2.4 Risks of damage to the battery pack
●Do not allow the battery pack to come in contact with liquids.
●Do not subject the battery pack to high pressures.
●Do not place any objects on top of the battery pack.
1.3 Battery handling guide
●Use the battery pack only as directed.
●Do not use the battery pack if it is defective, appears cracked, broken or otherwise
damaged, or fails to operate broken or otherwise damaged, or fails to operate.
●Do not attempt to open, disassemble, repair, tamper with, or modify the battery pack.
The battery pack is not user serviceable.
●Toprotect the battery pack and its components from damage when trans- porting,
handle with care.
●Do not impact, pull, drag or step on the battery pack.
●Do not subject it to any strong force.
Failure to observe the precautions described in this section can cause
serious injury to persons or damage to property, observe the following
precautions

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●Do not insert foreign objects into any part of the battery pack.
●Do not use cleaning solvents to clean the battery pack.
1.4 Response to emergency situations
The Soluna 4k Pack battery pack comprises multiple batteries that are designed to
prevent hazards resulting from failures. However,DLG cannot guarantee their absolute
safety.
1.4.1 Leaking batteries
If the battery pack leaks electrolyte, avoid contact with the leaking liquid or gas.
Electrolyte iscorrosive andcontact maycause skin irritation andchemical burns. If one
is exposed to the leaked substance, do these actions:
1.4.2 Inhalation
Evacuate the contaminated area, and seek medical attention immediately.
1.4.3 Eye contact
Rinse eyes with flowing water for 15 minutes, and seek medical attention
immediately.
1.4.4 Skin contact
Wash the affected area thoroughly with soap and water, and seek medical
attention immediately.
1.4.5 Ingestion
Induce vomiting, and seek medical attention immediately.
1.4.6 Fire
In case there is a fire, always have an ABC or carbon dioxide extinguisher.
●Extinguish the fire before the battery pack catches fire.
●If it is impossible to extinguish thefire but you have time, move the battery pack to a
safe area before it catches fire.
●If the battery pack has caught fire, do not try to extinguish the fire. Evacuate people
immediately.
The battery pack may catch fire when heated above 150°C.
If a fire breaks out where the battery pack is installed, do these actions:

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1.4.7 Wet batteries
If the battery pack is wetor submerged in water, do not try to accessit. Contact
DLG or your distributor for technical assistance.
1.4.8 Damaged batteries
Damaged batteries are dangerous and must be handled with extreme caution.
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 DLG or your distributor.
1.5 Qualified installers
This manual and the tasks and procedures described herein are intended for use by
skilled workers only. A skilled worker is defined as a trained andqualified electrician or
installer who has all of the following skills and experience:
●Knowledge of the functional principles and operation of on-gridsystems.
●Knowledge of the dangers and risks associated with installing and using electrical
devices and acceptable mitigation methods.
●Knowledge of the installation of electrical devices
●Knowledge of and adherence to this manual and all safety precautions and best
practices.
If the battery catches fire, it will produce noxious and poisonous gases.
Do not approach.
Damaged batteries may leak electrolyte or produce flammable gas. If
you suspect such damage, immediately contact DLG for advice and
information.

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2 Product Introduction
Soluna 4K Pack is an LiFePO4 lithium battery product with BMS (battery
management system). It is a battery module with CAN communication, under-voltage,
over-voltage, over-current, over-temperature, under-temperature protection functions.
It has the characteristics of high energy density, long life, safety and reliability and so
on, and It is your trustworthy green environmental product.
2.1 Features
●Excellent safety performance.
●Long cycle life.
●Support for CAN-communication.
●Parallel interconnection of several systems.
●Number of expandable battery units.
2.2 Application
●Back-up power
●Micro-grid
●Home Energy Storage system

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2.3 Outline Dimensions
Figure 2.1 outline dimension
Width
205
mm
Depth
678
mm
Height
436
mm
Weight
60
kg
Height
Depth
Width

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2.4 Technical data
Physical Characteristics
Width
205 mm
Depth
678 mm
Height
436 mm
Weight
60 kg
Electrical Characteristics
Battery type
LFP
Total Energy Capacity
3.84 kWh
Usable Energy Capacity
3.07 kWh
Battery Capacity (Nominal)
75 Ah
Nominal Voltage
51.2 V
Usable Voltage Range
48~57.6 V
Charge Current (Recommended)
37.5A
Discharge Current (Recommended)
37.5A
Max. Continuous Charge Current
50A
Max. Continuous Discharge Current
50A
DOD
80%
Internal resistance
≤60 mΩ
Cycle life @ 25℃
(under standard charge and discharge
conditions，charge 0.2C,discharge 0.2C)
≥6000
DC Disconnect
Contactor
Fuse
Warranty
Please refer to SOLUNA WARRANTY CONDITIONS
BMS
Power consumption
<3W (work),
<100mW (sleep)
Monitoring parameters
System Voltage
System Current
Cell Voltage
Cell temperature
Communication
CAN
Protection
Over voltage
Under Voltage
Over current
Over temperature
Under temperature