GS-POWER GV-12V100Ah User manual

Instruction manual
GV-12V100Ah
GV-12V100Ah Smart
GV-12V200Ah Smart
GV-24V100Ah Smart

User Manual GV-Serie
Dear client,
this manual contains all the necessary information for installation, use
and maintenance of GS-Power GV Series LiFePO4 batteries. We ask
you to read these instructions carefully before using the product.In this
manual, the GV series batteries are also referred to as LiFePO4 battery.
This manual is intended for the installer and the user of the LiFePO4
battery. Only qualified, certified personnel may install and maintain the
LiFePO4 battery. Please refer to the index at the beginning of this
manual to find the information relevant to you. While using the product,
user safety must always be ensured so that installers, users,
maintenance personnel and third parties can use the LiFePO4 battery
safely.
Copyright© GS-Power / GS.net GmbH & Co KG
All rights reserved. Licensed software products are the property of
GS.net GmbH & Co KG or its affiliates or suppliers and are protected by
national copyright laws and international treaty provisions. GS-Power
products are protected by German and foreign patents, granted and
pending. The information in this publication supersedes that in all
previously published materials, specification and pricing rights reserved.

Table of contents
1. Safety guidelines and measures
1.1. General
1.2. Waste management
1.3. Safety symbols and markings on the product
1.4. The meanings of the symbols
2. Introduction
2.1. Product description
2.2. Intended use
2.3. Glossary of terminology
2.4. Symbols used
3. Product specifications
3.1. Technical data
3.1.1. Electrical characteristics
3.1.2. Mechanical characteristics
3.1.3. Charging and discharging characteristics
3.1.4. Temperature properties
3.1.5. Conformity data
3.2. Ambient conditions
3.3. Optional components

4 Installation
4.1. General information
4.2. Unpacking
4.3. Commissioning the battery
4.3.1 Placement of the battery
4.3.2. Connecting cable
4.4. Connecting a charger to the battery
4.5. Disconnecting a battery
5. Use of the battery
5.1. Charging current
6. Inspection and cleaning
6.1. General information
6.2. Inspection
6.3. Cleaning
7. Storage
8. Transport
9. Recycling and disposal
10. Troubleshooting
11. Warranty and liability

1. Safety guidelines and measures
1.1. General
• Do not short-circuit the LiFePO4 battery.
• Do not disassemble, crush, puncture, open or cut the LiFePO4
battery.
• Do not expose the LiFePO4 battery to heat or fire. Avoid exposure to
direct sunlight.
• Do not remove the LiFePO4 battery from the original packaging until it
is required for use.
• In the event of an electrolyte leak, do not allow the liquid to come into
contact with the skin or eyes. In case of contact, wash the affected
area with water and seek medical attention.
Always use a class 2 charger specifically designed for use with a
LiFePO4 battery.
• Pay attention to the plus (+) and minus (-) markings on the LiFePO4
battery and on the unit and ensure correct use. Connect the positive
cable first, and then connect the negative cable.
• Do not mix batteries of different manufacturers, capacities, sizes or
types.
• Keep the LiFePO4 battery clean and dry.
• Second batteries must be charged before use. Always use the correct
charger and read this manual for correct charging instructions.
• Remove the battery from the vehicle/vessel if it is to be stored for a
long period of time and store it in a dry and frost-free place after
charging.
• Switch off all consumers connected to the battery after use so that the
battery is not permanently discharged.
• Do not leave the LiFePO4 battery charging on the charger for weeks.
• After prolonged storage, the battery must be charged with a class 2
charger.
• Keep the original product documentation or have the link to our
website (www.GS-Power.net) ready.
• You can access the website via the QR code on the battery or the
packaging. There you have the option of downloading these operating
instructions.

• It is best to fully charge the battery after use and repeat this after
longer storage. The battery has a low self-discharge rate (max. 2-3 %
per month).
Do not charge the LiFePO4 battery below 0 °C / 32°F!
The BMS prevents the battery from being charged below 0° C.
1.2. Disposal
Dispose the LiFePO4 battery in
accordance with the
local, state and federal laws and
regulations.
Batteries may be returned to the
manufacturer.
Do not mix with other (industrial)
waste.
1.3. Safety symbols and markings on the product
You will find various safety symbols and markings on the product. These
markings are shown below.
You must never remove these markings!

1.4 The meanings of the symbols:
Wear eye protection
Please observe the operating instructions
Warning against corrosive substances
Warning against explosive substances
Open fire, smoking and ignition sources prohibited
Please keep away from children!
2. Introduction
2.1. Description of product
GS-Power LiFePO4 batteries are lightweight, compact and offer a high
level of performance. The LiFePO4 batteries have been specially
developed for marine applications. Please note that LiFePO4 batteries
must be handled differently from conventional lead-acid batteries. We
would like to ask you to pay attention to the warnings indicated on the
battery.There is a risk of fire and burns if used improperly or carelessly.
You are not allowed to take the batteries apart, crush them, heat them
above 60°C or burn them.You must follow the handling warnings in this
manual to ensure that the battery operates safely. Do not jump-start a
lead-acid battery as this may short-circuit the battery, causing damage to
the battery. Only use a suitable charger for charging, for more
information see www.GS-Power.net. This battery must not suffer any
external damage. If you notice any external damage, please do not use
the battery.

Never short-circuit the battery contacts (plus to minus).
Do not connect the power cables in reverse (polarity).
Do not operate the LiFePO4 battery beyond the maximum specifications
given in the data sheet
2.2. Intended use
For our models with a BMS (Battery Management System), it is not
necessary to use an external under- and overvoltage protection, as this
is taken over by the BMS. The batteries with BMS also switch off
automatically in the event of overheating. Do not connect several
LiFePO4 batteries in series or parallel.
2.3. Glossary of terms
Life cycle length The maximum service life of the product, if the
guidelines set out in this
guidelines set out in this operating manual
Charging cycle The cycle from fully charged to fully discharged to
fully charged again
CCCV Constant Current - Constant Voltage
LiFeP04
Lithium-Eisenphosphat
DoD
Depth of Discharge (Entladungstiefe)
Table 1. glossary of terms

2.4. Symbols used
The following symbols are used throughout the manual:
A warning indicates that serious damage to the user and/or
product may occur if an operation is not performed as described.
A warning sign indicates that problems may occur if an operation
is not carried out as described. It can also serve as a reminder for the
user.
3. Product specifications
3.1. Technical data
3.1.1. Electrical property
Label
GV-12V100Ah
GV-12V100Ah smart
GV-12V200Ah smart
GV-24V100Ah smart
Capacity
100 Ah /200 Ah
Rated voltage
12,8 V / 25,6 V
Open-circuit voltage
13,5 V / 27 V
Self-discharge
< 10% each year
Tabelle 2. Elektrische Eigenschaften
3.1.2. Mechanical properties
Label
GV-12V100Ah
GV-12V100Ah smart
GV-12V200Ah smart
GV-24V100Ah smart
IP protection
IP65
Chemistry
LiFePO4
Table 3. mechanical properties

3.1.3. Lade- und Entladeeigenschaften
Label
GV-12V100Ah
GV-12V100Ah smart
GV-12V200Ah smart
GV-24V100Ah smart
Charging method
CCCV/IU
Charging voltage
10V–14,6V / 20V–29,2 V
Maximum charging current
50A
Final discharge voltage
14,6 V / 29,2 V
Discharge current continuous
150A / 100 A
Discharge pulse current (10sec)
450A / 300 A
Tabelle 4. Lade- und Entladeeigenschaften
3.1.4. Temperature properties
Label
GV-12V100Ah
GV-12V100Ah smart
GV-12V200Ah smart
GV-24V100Ah smart
Charging temperature
0°C to 45°C
Discharging temperature
-20°C to 55°C
Storage temperature short term
(<1 Month)
-20°C to 45°C
Storage temperature long term
(>1 Month)
0°C to 25°C
Table 5. Temperature characteristics / Do not charge the Li-ion battery below 0 °C
3.1.5. Conformity data designation
Label
GV - Serie
Certifications
UN 38.3
Shipping classification
UN 3480
Tabel 6. Conformity data
3.2. Environmental conditions
The LiFePO4 battery may only be used under the conditions
specified in these instructions. Exposing the LiFePO4 battery to
conditions outside the specified limits may result in serious
damage to the product and/or the user.
Use the LiFePO4 battery in a dry, clean, dust-free and well-ventilated
area. Do not expose the LiFePO4 battery to fire, water, solvents or
excessive heat.

3.3. Optional small chargers
Label
Charging capacity
Victron Blue Smart IP67 Ladegerät 12/7
7A
Victron Blue Smart IP67 Ladegerät 12/17
17A
Victron Blue Smart IP67 Ladegerät 12/25
25A
Table 7. optional small 12V chargers, for more options please email "[e-mail]"4. Installation
4.1. General information
Never install or use a damaged battery.
Do not short-circuit the battery.
Only use battery-specific voltages together.
Do not install the GV series in series.
Do not connect the power cables in reverse polarity
4.2. Unpacking
Check the LiFePO4 battery for damage after unpacking. If the Li-ion
battery is damaged, contact your specialist dealer or GS-Power. Do not
install or use the LiFePO4 battery if it is damaged!
4.3. Commissioning the battery
Do not overcharge the LiFePO4 battery.
Always stay within the limits specified in chapter 2 while using
the LiFePO4 battery.
Do not operate the LiFePO4 battery beyond the published
maximum specifications.
4.3.1. Battery placement
Before use, the LiFePO4 battery must be positioned so that it does not
move during use, but is firmly connected when used in dynamic situa-
tions.
Use suitable supports (brackets or wide straps) for mounting.

4.3.2. Connection cable
Use the appropriate cable for the connections to avoid overheating or
unnecessary losses. It is better to use cables that are too thick.
Screw the cable connections or GS-Power copper bars tightly (M8), a
loose cable leads to high heat development.
4.4. Connecting a charger to the battery
Make sure you have completed all the steps previously
described in chapter 4 before connecting the battery to the charger.
4.5. Disconnecting a battery
•First disconnect the negative cable from the negative (-) terminal
of the battery.
•Disconnect the positive cable from the positive (+) terminal of the
battery.
General information
Follow the safety guidelines and measures in chapter 1.
Never overcharge the LiFePO4 battery, as this will permanently
damage the battery; only use a class 2 LiFePO4-capable charger.
See, among other things, at: "www.gs-power.net"
Before use, charge each LiFePO4 battery individually.
Disconnect the charger from the battery if it will not be used
for a long time.
• Connect the charger according to the description.
• Charge the battery in case of disconnection due to undervoltage
or when the charge status drops below 20% to maintain battery
life.

5. Use of the battery
5.1. Charging current
The LiFePO4 battery from GS-Power can be charged in about two hours
(50A) depending on the charger.
When using more powerful chargers, do not exceed the maximum charg-
ing current of 50A. Otherwise, the service life will be reduced, especially
for batteries with smaller capacity.
This does not apply to larger battery banks connected in parallel.
6. Inspection and cleaning
6.1. General information
Never attempt to open or disassemble the LiFePO4 battery! The
inside of the LiFePO4 battery does not contain any serviceable
parts.
• Disconnect the LiFePO4 battery from all load and charging devices
before carrying out cleaning and maintenance work.
• Place the enclosed protective caps on the positive pole before
cleaning and maintenance work to prevent the poles from being
touched.
• Protect the poles from conductive parts (spanners) to prevent short
circuits.
6.2. Inspection
•Check the cables, copper bars and contacts for loose and/or
damaged cables and contacts, cracks, deformations, leaks or damage
of any kind. If any damage to the LiFePO4 battery is found, it must be
checked by a professional. Do not attempt to charge or use a
damaged battery. Do not touch any liquids (electrolysis) from a
ruptured LiFePO4 battery.
•Consider replacing the LiFePO4 battery with a new one if you observe
any of the following conditions:
•The runtime of the LiFePO4 battery drops below about 80% of the
original runtime (> 3000 charge cycles at DOD 80%).
•The charging time of the LiFePO4 battery increases significantly.

6.3. Cleaning
If necessary, clean the LiFePO4 battery with a soft, dry cloth. Never use
liquids, solvents or abrasive cleaners to clean the LiFePO4 battery.
7. Storage
Follow the storage instructions in this manual to optimise the life of the
LiFePO4 battery during storage. If these instructions are not followed
and the LiFePO4 battery is no longer charged when checked, consider it
potentially damaged. Do not attempt to charge or use it. Contact your
dealer or GS-Power.
The self-discharge of the LiFePO4 battery is approximately <10% per
year.
•Charge or discharge the LiFePO4 battery to 75% of its capacity
before storage.
•Disconnect the LiFePO4 battery from all loads and, if present, from
the charger.
•During storage, place a terminal cap over the
•LiFePO4 battery terminals (+) during storage.
•Every year, charge the LiFePO4 battery to about 75 % of its
capacity.
8. Transportation
Always check all applicable local, national and international regulations
before transporting a lithium iron phosphate battery.
The transport of a discarded, damaged or recalled LiFePO4 battery may
be specifically restricted or prohibited in certain cases.
The transport of the LiFePO4 battery falls under hazard class UN3480,
Class 9. For transport by water, air and land, the LiFePO4 battery falls
under packing group PI965.

9. Recycling and disposal
Always discharge the batteries before disposal. Use insulating tape or
other acceptable covering on the battery terminals to avoid short circuits.
Recycling of batteries for sustainability is mandatory. Dispose of the
LiFePO4 battery in accordance with local, state and federal laws and
regulations. Never throw the batteries in the household waste.
Batteries may be returned to the manufacturer.
10. Fault finding
Issue
possible situation
Lösung
Die Batterie kann
nicht geladen
werden.
The battery is not
properly
installed.
The cells in the
battery are damaged
or the battery is used
up.
Check the installation
of the
battery.
Contact your retailer.
The capacity
of the battery has
decreased.
The cells in the
battery are damaged
or the battery is used
up.
Contact your retailer.
Tabelle 10. Fehlersuche
11. Warranty and liability
oThe customer is obliged to check immediately upon delivery whether
the products have been damaged during transport. In the event of
such damage, the customer shall inform its dealer or GS-Power as
soon as possible, but no later than three (3) days after delivery, by
means of a precise written statement indicating the damage and, if
possible, some photographs. Failure to inspect the products within the
specified time and to inform the dealer (seller) or GS-Power of any
defects will be considered as satisfactory delivery by GS-Power.
oIn the event that the customer proves that any of the products
supplied do not conform to the agreement, the dealer or GS-Power
shall have the option of either repairing such products upon receipt,
replacing them with new products or refunding the invoice value
exclusive of shipping charges.

oGS-Power provides a five-year limited warranty against damage
caused by manufacturing defects, commencing upon delivery.
Damage caused by manufacturing defects does not include damage
due to (a) general wear and tear, (b) short circuit, (c) overcharging, (d)
deep discharge, (e) overheating of GS-Power products, (f) installation
of the GS-Power product by persons who are not able to (g) any other
improper use contrary to the operating instructions or the safety
instructions of GS-Power, (h) any use contrary to the product
specifications of this product, (i) any force majeure.
oThe warranty period for parts of the Product repaired or replaced
under warranty is twelve (12) months from the date of repair or
delivery of replacement.
oExcept as provided in the 3 above, GS-Power makes no warranty,
express or implied, including, without limitation, any implied warranty
of merchantability and fitness for a particular purpose or any warranty
arising out of a course of dealing, course of performance or course of
dealing usage.
GS-Power specifically disclaims any representation or warranty that
the product will meet the customer's requirements, perform any
particular function, or achieve any desired result not expressly set
forth in writing by GS-Power.
oLiability to the Customer shall in any event cease if the Customer fails
to notify GS-Power in writing within ten (10) days of discovery of the
defect so that GS-Power may investigate the damage.
oGS-Power's liability for damages incurred by the customer shall in any
event be limited to the invoice amount of the products concerned.
Unless these damages were caused by gross negligence or wilful
misconduct on the part of GS-Power. GS-Power shall never be liable
for (a) damages caused by any of the circumstances set forth in
Chapter 11 resulting in damage to the GS-Power Products or any
other equipment in the vicinity of such Products, or (b) consequential
damages, including but not limited to lost profits, loss of production,

business interruption, loss of products and loss of capacity, regardless
of the cause of such consequential damages, or (c) goodwill.
oTo the extent that a court finds that the limitation of liability set forth in
Chapter 11 cannot be applied against a particular claim for damages
by the Customer, GS-Power's liability for property damage, financial
loss and bodily injury (including death) caused by the use of these
particular GS-Power Products shall in any event be limited to the
amount actually paid out by GS-Power's insurance company to GS-
Power pursuant to the coverage of this insurance policy for that
particular type of loss. GS-Power has insured itself against certain
risks. These policies contain a customary limitation on the insurance
benefit payable to GS-Power if and to the extent the event is a
Covered Event.

GS.net GmbH & Co KG
Bachstr.15
63762 Großostheim
Germany