Kon-TEC KT-LFPES512100 User manual

Kon-TEC sp. z o.o.
Boya-Żeleńskiego 12, 35-105 Rzeszów
T: [phone] E: [e-mail] W: www.kon-tec.eu
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LITHIUM IRON PHOSPHATE
LIFEPO4 BATTERY PACK
OPERATION AND MAINTENANCE
MANUAL
51,2V 100Ah
KT-LFPES512100
LEGAL PROVISIONS
LEGAL TERMS
This manual describes in detail the requirements and procedures for safe installation and operation of Kon-TEC lithium battery pack. Please read this manual carefully,
only qualied persons are allowed to install, operate and maintain the system, otherwise it may cause product damage or personal safety risks.
Any actions against safety operation, or do not follow rules of this manual and limited warranty letter, will void warranty and qualication of this product. Meanwhile, the
manufacturer will be not responsible for the product damage, property damage, personal injury or even death.
The information contained in this manual is accurate when it’s issued. Kon-TEC reserve right to change specication (such as optimization, upgrade or other operations)
without prior notice, please always view the latest document via QR code. In addition, please noted that the diagrams/schematics in this document are used to help
understand system conguration and installation instructions, which may be different from the actual items at the installation.
CONTENT
1. Information...........................................................................................................................................................................2
1.1 Validity....................................................................................................................................................2
1.2 Target Group.....................................................................................................................................2
1.3 Levels of warning messages................................................................................................2
1.4 Symbol Description....................................................................................................................2
1.5 Abbreviation Description.......................................................................................................3
2. Safety.......................................................................................................................................................................................3
2.1 Safety precautions......................................................................................................................3
2.2 Safety instructions.....................................................................................................................4
2.2.1 Safety gear........................................................................................................4
2.2.2 Emergency safety measures.............................................................4
2.2.3 Other Tips.........................................................................................................4
3. Product Overview..........................................................................................................................................................5
3.1 Introduction........................................................................................................................................5
3.2 Features................................................................................................................................................5
3.3 Specication.....................................................................................................................................6
3.3.1 Dimension..........................................................................................................6
3.3.2 Parameters.......................................................................................................6
3.3.3 Panel Interface...............................................................................................7
3.4 Protection function....................................................................................................................9
4.4 Installation....................................................................................................................................................................10
4.1 Preparation.......................................................................................................................................10
4.1.1 Safety Compliance.....................................................................................10
4.1.2 Environment...................................................................................................10
4.1.3 Tools......................................................................................................................10
4.2 Inspection.........................................................................................................................................10
4.2.1 Unpacking........................................................................................................10
4.2.2 Scope of delivery......................................................................................10
4.2.3 External cable kits.....................................................................................14
4.3 Start Installation...........................................................................................................................15
4.3.1 Remainder.........................................................................................................15
4.3.2 Procedures.......................................................................................................15
4.3.2.1 Rack mounted..............................................................16
4.3.2.2 Stack mounted...........................................................16
4.3.2.3 Wall mounted...............................................................17
4.3.2.4 Floor mounted...........................................................18
4.3.3 Tips........................................................................................................................19
5.5. Cable connection and commissioning.................................................................................................20
5.1 Get battery ready.......................................................................................................................20
5.2 Grounding cable connection...........................................................................................20
5.3 Communication cable connection..............................................................................20
5.4 DC power cable connection................................................................................................21
5.5 Connecting with inverter.....................................................................................................22
5.6 Commissioning............................................................................................................................24
5.7 Switch off battery......................................................................................................................24
6. Troubleshooting and FAQ....................................................................................................................................25
7. Transport, Storage......................................................................................................................................................25
8. Disposal of battery....................................................................................................................................................25
9. Appendix - inverters / chargers connections........................................................................................26
Kon-TEC will retain the copyright of this document, do not extract, copy or translate in any ways without the written permission.
ON-LINE INSTRUCTIONS IN POLISH AND ENGLISH
https://kon-tec.eu/kt-lfpes512100
Instrukcje on-line w języku polskim i angielskim

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1.1 VALIDITY
1.2 TARGET GROUP
1.3 LEVELS OF WARNING MESSAGES
1.4 SYMBOL DESCRIPTION
1.4.1 SYMBOLS ON PRODUCTS LABEL
This document is valid for: KT-LFPES512100 Battery Pack.
This document is intended for qualied persons and operators. Only qualied persons are allowed to perform the activities marked in this document with a warning
symbol and the caption „Qualied person”. Qualied persons must have the following skills:
• Knowledge of how lithium iron phosphate batteries work and are operated.
• Knowledge of how an energy storage system (including PV/battery/hybrid inverter, MPPT, Meter, Distribution box etc.) works and is operated.
• Knowledge of local applicable connection requirements, standards, and directives.
• Training in the installation and commissioning of electrical devices, batteries.
• Training in how to deal with the dangers and risks associated with installing, repairing and using electrical devices, batteries.
The following levels of warning messages may occur when handling the product
1. INFORMATION
Indicates a hazardous situation which, if not avoided, will result in death or serious injury.
DANGER
Indicates a hazardous situation which, if not avoided, could result in death or serious injury.
WARNING
Indicates a hazardous situation which, if not avoided, could result in minor or moderate injury or product permanent damage.
CAUTION
Indicates a situation which, if not avoided, can result in property damage or product not work or accelerated product damage
NOTICE
LABEL DEFINITION
Beware of electrical shock
Do not place the battery within children/
pet touchable area.
Do not place the battery near heat source
and ammable material
Do not expose the battery to direct
sunlight, rain and snow.
Do not short circuit the battery
LABEL DEFINITION
The certicate label for Safety by TÜV
Rheinland
The UL1973 certicate label for Safety by
Intertek
The certicate label for European EMC
directives
The certicate label for U.K EMC directives
Recycle label

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2.1 SAFETY PRECAUTIONS
2. SAFETY
Explosion risk
Do not impact the battery with heavy objects.
Do not squeeze or pierce the battery pack.
Do not throw the battery pack into the re.
DANGER
1.4.2 OTHER SYMBOLS
1.5 ABBREVIATION DESCRIPTION
LABEL DEFINITION
Indicates activities that can only be
performed by qualied persons
LABEL DEFINITION
Grounding point
LABEL DEFINITION
WEEE designation
ABBREVIATION DEFINITION
Battery/battery pack/
battery module Single KT-LFPES512100 rechargeable lithium iron phosphate battery pack including cells, BMS and enclosure etc.
Battery system/cluster Multiple KT-LFPES512100 battery pack connected in parallel with power, communication and grounding cables and installation auxiliaries.
BMS Battery management system. Electronical Unit to ensure lithium cells’ safety and display information or control the battery work mode.
SOC State of charge. The battery state of charge refers to the percentage of the remaining capacity and rated capacity of the battery.
SOH State of health. The battery health status refers to the percentage between the full charged capacity and the rated capacity of the battery.
DIP switch Dual in-line package switch
COCP Charge over current protection
DOCP Discharge over current protection
COVP Cell over voltage protection
POVP Pack over voltage protection
CHTP Charge high temperature protection
DHTP Discharge high temperature protection
CUVP Cell under voltage protection
PUVP Pack under voltage protection
CLTP Charge high temperature protection
DLTP Discharge high temperature protection
SCP Short circuit protection
Fire risk
Do not expose the battery pack to the condition over 80°C.
Do not put the battery near a heat source, such as a replace.
Do not expose the battery pack to direct sunlight or raining.
WARNING

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Electric shock risk
Do not allow non-qualied person to disassemble the battery pack.
Do not touch the battery pack with wet hands.
Do not expose the battery pack to moisture or liquid environment.
CAUTION
Damage risk
Do not short-circuit or reverse connect the battery.
Do not use chargers or charging devices unapproved by the manufacturer to charge the battery.
Do not mix batteries from different manufacturers or different kinds, types or brands.
NOTICE
2.2 SAFETY INSTRUCTIONS
2.2.2 EMERGENCY SAFETY MEASURES
2.2.3 OTHER TIPS
2.2.1 SAFETY GEAR
The battery has been designed and tested in accordance with international (such as UL, IEC, UN38.3 etc.) safety requirements. However, due to various factors during
the whole lifetime process, Kon-TEC cannot guarantee absolute safety, in order to prevent personal injury and property damage and ensure long-term operation of the
battery, please do read the below section carefully to operate the battery and handle emergency situations.
Water invasion
Please cut off the AC power supply of the system rst and then disconnect all switched under the premise of ensuring safety.
Electrolyte or gas leakage
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.
• Gas Inhalation: Evacuate the people in the contaminated area and seek medical aid immediately.
• Eye Contact: Flush your eye with clean and owing water for 15 min, and seek medical aid immediately.
• Skin Contact: Thoroughly rinse the exposed area with soap and water to be sure no chemical or soap is left on them, and seek medical aid immediately.
• Ingestion: Induce vomiting, and seek medical help immediately.
• All the product are strictly inspected before shipment, please contact your supplier for replacement if you notice there’s any defectives such as swelling.
• Do not disassemble batteries and components, otherwise the manufacturer will not be responsible for any damage caused by unauthorized disassembly or repair.
• Do enable the battery to be safely grounded before use to make sure the system in safe and normal operation.
• Please ensure that the electric parameters of these devices are compatible mutually before connecting the battery to other devices.
• Please take the environmental factors into careful considerations to ensure that the system can work in a suitable condition as the environment and storage methods
have a certain impact on the service life and reliability of this product.
It is required to wear the following safety gear when installing and handling the battery pack.
Insulated gloves Safety Glasses Safety Shoes
In case of re situations, please use the extinguisher suitable for lithium- ion batteries, such as an extinguishing device containing the form of
water dispersion of vermiculite.
WARNING

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This electrical connection in this diagram is only for illustration, please follow the Manual suggestions of related devices and operate in
accordance with locally applicable connection requirements, standards, and directives.
CAUTION
3.1 INTRODUCTION
3.2 FEATURES
The KT-LFPES512100 battery is designed for residential application and works as a storage unit in the photovoltaic system. It is a 51.2V lithium battery system, with BMS
inside. It could be operated in both on-grid, back-up and off-grid modes with compatible inverters. Below is the general schematic of an ac-coupled system with the
batteries.
• Highest safety, battery is made from LiFePO4 chemistry and comply with highest international safety and transport standard.
• Modular and exible, support up to 32 batteries connect together to expand the system energy.
• Built-in pre-charge circuit to avoid rush current when connecting with different inverter/chargers.
• Automatic dynamic addressing function when connected multiple batteries together.
• Support a maximum of 96% DOD under off-grid and back-up application
• Built in BMS provide warning and protection functions including over-discharged, over-charged, over-current, short-circuit and high/low temperature.
• LiFePO4 as cathode material and automatic balancing function to meet longer cycle life
• Compact size and light weight for easy installation and maintenance.
• Multiple installation bracket to adopt with different customers’ requirement.
• LED display, CAN/RS485 port for external communication and upgrade the BMS rmware.
• Rapid shut down function for North American market.
3. PRODUCT OVERVIEW

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3.3.1 DIMENSION
3.3.2 PARAMETERS
3.3. SPECIFICATION
ITEMS KT-LFPES512100
Rated voltage 51.2V
Max. voltage range 44.8~57.6V, Shipping voltage>51.2V
Charge voltage 56.0V
Float charge voltage 54.6V
Nominal energ[email protected] 5.12KWh
Usable energ[email protected] 4.92kWh
Nominal capacit[email protected] 100Ah
Dimension 482*133.5*460mm (18.9*5.2*18.1 inch)
Weight ~46kg (101lb)
Standard charge current ≤50A
Max. charge current 70A
Standard discharge current ≤50A
Max. discharge current 100A (initial temp. ≤30ºC)
Peak discharge current 101~119A@5mins | 120~200A@15s
Communication RS485 /CAN
Max parallel number 32pcs
Operation temperature 1 Charge: -5~50ºC
Discharge:-10~50ºC
Storage temperature
@off mode
0ºC<T<30ºC <6 months
-10ºC<T<45ºC <3 months
Recommended
environment
15~35ºC, 5~75%RH

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3.3.3 PANEL INTERFACE
The optimum operating temperature range is from 15°C to 30°C, Frequent exposure to the harsh temperatures may worsen the performance
of the battery pack and cycle life.
NOTICE
NO. ITEMS USAGE DESCRIPTION REMARK
AHandles For handling, intallation and disasembly of battery
B Grounding Used to connect battery with ground
CPositive terminal Used to connect the inverter/charger
D Dry contact 1 channel input signal
2 channels output signal
EReset Used to sleep(3s)/awake(3s)/reset(6~10s) BMS in power on mode.
F M/S Used to indicate the module is Master or Slave battery Single mode:OFF
Parallel mode:
ON- Master battery
OFF-Slave battery
G Link IN
Link OUT
For internal and external communication
H DIP Used to set the RS485 baud rate and inverter protocol choosing
I RUN Used to show battery is in running status when lighting or ashing
JALM Used to show battery Alarm/Protection status
KSOC Used to show battery real-time SOC
LPower switch Used to Power on/off battery
M Negtive terminal Used to connect the inverter/charger
N Mounting ear Used to x with rack or cabinet
3.3.3.1 D: DRY CONTACT
PIN Type
1NO Output1, Charge enable/disable signal
2
3NO Output2, discharge enable/disable signal
4
5Passive INPUT signal.
Rapid Shut Down function for US
6

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3.3.3.2 G: LINK IN / LINK OUT
3.3.3.3: DIP ADDRESSING
PORT PIN NO. DEFINITION REMARKS
Link IN 1RS485-B1
1.Used to connect with external devices to establish communication.
2.Used to connect with upper battery pack Link OUT.
2 RS485-A1
3SGND
4CAN-H
5CAN-L
6 SGND
7 RS485-A1
8 RS485-B1
Link OUT 1RS485-B2
Used to connect with downward battery pack Link IN.
2 RS485-A2
3SGND
4CAN-H
5CAN-L
6 SGND
7 RS485-A2
8 RS485-B2
DIP REMARKS
RS485 BAUD RATE UNDEFINED PROTOCOL
1 2 3 4 5 6 7
ON: 115200 Reserved for multiple cluster
parallel and other future function
0 0 Protocol ID0
OFF: 9600 10 Protocol ID1
01Protocol ID2
1 1 reserved
Keep all batteries the same
setting
Keep default setting Master: according to inverter brand
Slave: keep default setting
PROTOCOL ID CANBUS CONNECTION RS485 CONNECTION DIP SETTING
(MASTER BATTERY)
0 Victron/SMA/Studer Innotec/Sofar Voltronic/RCT/MPP/Alpha outback/Phocos
X000000
1Sol-Ark/Solis/Goodwe/Deye/
Growatt/SAJ/LUXPOWER
Megarevo/INVT/Sermatec/
TBB/MUST/Sunsynk
X000010

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Note: ‘Warning’ including items of cell imbalanced/low voltage/high current/high&low temperature.
PROTOCOL ID CANBUS CONNECTION RS485 CONNECTION DIP SETTING
(MASTER BATTERY)
2Schneider
X000001
Fail to follow the DIP switch setting will cause the communication fault between battery and inverter, for more detail setting with different
inverter/charger, please contact your supplier for consultation.
NOTICE
3.3.3.4 RUN/ALM/SOC
MODE STATUS
RUN ALM LED INDICATOR
DESCRIPTION
Power off -OFF OFF OFF OFF OFF OFF All OFF
Standby Normal FLASH1 OFF According to battery SOC See note
Warning FLASH1 FLASH3
Charge Normal ON OFF According to battery SOC (highest SOC LED:
FLASH2)
See note
Warning ON FLASH3
COCP FLASH1 OFF According to battery SOC Stop charging
Discharge Normal FLASH3 OFF According to battery SOC See note
Warning FLASH3 FLASH3
CUVP/PUVP OFF FLASH3 OFF OFF OFF OFF Stop discharging
DOCP OFF ON OFF OFF OFF OFF Stop discharging
Temperature CHTP/DHTP
CLTP/DLTP
OFF ON OFF OFF OFF OFF Stop charging/discharging
Failure Cell/NTC failure
Sensor failure
MOS failure
Reversed polarity /SCP
OFF ON OFF OFF OFF OFF Stop charging/discharging
FLASH TYPE ON OFF
FLASH1 0.25S 3.75S
FLASH2 0.5S 0.5S
FLASH3 0.5S 1.5S
3.4 PROTECTION FUNCTION
ITEMS DESCRIPTION REMARK
Charge end
COVP
POVP
The BMS will stop charging if any cell or PACK voltage reach the
protection value and it will be auto-released only when both Pack
and cell voltage back to the release voltage range or there is efcient
discharge current.
Discharge end
CUVP
PUVP
The BMS will stop discharging if any cell or PACK voltage is under the
protection value and it will be released only when all the cell voltage
back to the release voltage range or there is efcient charge current.
Can Automatic recovery. Please charge timely, otherwise
it may be in Low-power mode to be over-discharged and
damage battery.

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ITEMS DESCRIPTION REMARK
CHTP
DHTP
The BMS will stop charging or discharging or both if any cell/
environment/MOS temperature is beyond the range.
Automatic recovery when temperature falls.
CLTP
DLTP
The BMS will stop charging or discharging or both if any cell/
environment/MOS temperature is under the range.
Automatic recovery when temperature rise.
COCP The BMS will stop charging when the charging current is higher than
the protection value. And it will release from the protection when the
system delays time is met.
Automatic recovery. If locked after three consecutive times,
manual intervention is required.
DOCP The BMS will stop discharging when the discharging current is higher
than the protection value. And it will release from the protection when
the system delays time is met
Automatic recovery. If locked after three consecutive times,
manual intervention is required.
SCP
Reversed polarity
The BMS will stop charging when detect short circuit or reversed
polarity.
Charge to release.
Manual press reset.
Temperature,
Voltage,
Current sensor
failure
Enter the failure mode, manual intervention is required no charging
and discharging.
Manual intervention.
Sleep mode After reaching a certain condition, BMS will enter dormancy mode to
reduce BMS consumption
Charge, press reset or restart to activate.
Please re-charge the battery via MPPT, grid/generator or other energy source within 24h if the battery is over discharged, otherwise, it may be
damaged.
CAUTION
Manually short-circuit and reverse the battery will void the warranty.
NOTICE
4.1 PREPARATION
4.1.1 SAFETY COMPLIANCE
4.1.2 ENVIRONMENT
The system installation must be nished by qualied person(s), During the whole installation process, please strictly follow the local safety regulations and related
operating procedures.
The operating environment shall meet the following requirements:
4. INSTALLATION
CATEGORY DESCRIPTION
Working temperature -10ºC-50ºC(maximum operating range)
15ºC-30ºC (optimal temperature)
Relative humidity 5%~90%, No condensation
Altitude <3000m
Safety requirement Do not expose the battery to direct sunlight, rain and snow.
Do not place the battery within children/pet touchable area.
Do not place the battery near heat source and ammable material
Do not drop, deform, impact, cut or spearing with a sharp object.
Do not put heavy things on battery.
Do not disassemble the battery without Manufacturer’s permission.
No conductive dust and water or other liquid to contact battery.
Follow the emergency measure if there is water invasion or electrolyte and gas leakage.
Contact your supplier within 24 hours if any product failure happens.