Freedom Won LiTE 10/8 Marine, Installation Manual

Page 1: ...rk Honeydew 2040 South Africa www freedomwon co za Technical and Installation Assistance Contact Please contact your Freedom Won Distributor or Reseller Installer for technical and installation support A directory of Distributors and Reseller Installers is available at www freedomwon co za For advanced support please contact support freedomwon co za Revision 3 25 July 2022 ...

Page 2: ...and industrial applications ranging from 5kWh to 800kWh Larger systems are accommodated by installing multiple units in parallel Models designed for mobile applications including Marine and Mobility are also included in the range line up Freedom Won offer the following ranges in LiFePO4 technology LiTE 12V eTower LiTE Home and Business LiTE Home and Business HV LiTE Marine LiTE Mobility golf carts...

Page 3: ...pacity of the Freedom LiTE Marine models are provided in Table 2 2 for easy reference The maximum current for each model is governed by the rating of the built in circuit breaker 3 which has been sized below the maximum current capability of the lithium cells This will protect the battery from over current situations There is no significant cell temperature rise during operation and no active cool...

Page 4: ...Freedom Lite Marine Installation Manual Revision 3 P a g e 3 24 Figure 2 1 Labelled image of the Freedom LiTE Marine 5 4 Labelling corresponds with the text 1 2 3 4 5 6 7 8 9 10 11 12 14 13 ...

Page 5: ...two people The larger units require lifting equipment of varying degrees for handling and installation as explained later in this document The dimensions given are for the principal outlines of the aluminium housing and exclude items that protrude such as the DC cable glands and handles The DC cables 4 exit the unit through glands located on one end of the casing opposite end to the breaker The ca...

Page 6: ... optional item and must be specified with the order if the application needs the battery to control relays such as for alternator regulator remote enable On board Management Full battery management system and internal trip protection Human Interfaces USB Plug for Programming and data access with PC main breaker error reset button SoC display error light Protection Shunt Trip Circuit Breaker sized ...

Page 7: ...nd of Life EoL defined as cell dropping to 60 Two RJ45 sockets 5 are provided one for connecting the CAN interface from the battery to the system controller or directly to the inverter depending on the brand and another for connecting the battery to another battery or for a termination resistor more detail later in the manual A USB socket 6 is fitted adjacent to the breaker for use by technicians ...

Page 8: ...0Ah 600Ah Table 2 3 Suggested voltage values required for setting up inverters and charge controllers Model 13V 26V 52V Absolute Max Voltage V 14 4 28 1 56 2 Ideal Charge Voltage V 13 9 to 14 2 27 8 to 27 9 55 8 Approx 80 DoD Voltage V 12 6 25 5 51 0 Approx 90 DoD Voltage V 12 2 25 0 50 0 Min Cut out Voltage V 11 5 23 0 47 0 3 Transport Handling and Mounting The Freedom LiTE Marine units are packa...

Page 9: ...lley or pallet jack 4 Always ensure that lifting equipment and slings are adequately rated for lifting the weight 5 Ensure slings do not exert undue sideways force on the eye bolts 6 Ensure that the eye bolt fixing point shows no signs of damage before lifting 7 Wear personal protective equipment such as safety shoes and gloves while handling and mounting the Freedom LiTE 8 Always ensure that you ...

Page 10: ...E Marine 4 1 Power Cables The Freedom LiTE is simple to connect to the DC bus or battery inverter First you will connect the battery positive and negative cables to the inverter terminals or DC busbar using the applicable lugs Caution Prior to connecting the positive and negative cables to the inverter or DC busbar be sure to check that the main battery circuit breaker is switched off This will en...

Page 11: ... Table 4 1 Short Circuit Current for LiTE Marine Models Freedom LiTE Marine 5 4 Marine 10 8 Marine 20 16 Marine 30 24 Short Circuit Current A 1500 2100 3600 4700 The external isolating device required for installations that are required to conform to the CEC of Australia should be designed to withstand these fault levels short circuit current as well as the applicable current rating of the battery...

Page 12: ...Freedom Lite Marine Installation Manual Revision 3 P a g e 11 24 Figure 4 1 Typical Installation Single Line Diagram ...

Page 13: ...tion protocol in systems with many devices that must report their status or send commands to other devices on the same network The Freedom LiTE BMS can transmit messages and commands in CAN protocol to provide information to but more importantly to control external devices There are only two wires required in this form of communication namely CAN High and CAN Low In order for an inverter charge co...

Page 14: ...CAN cable spliced to not require a resistor Most devices operating on CAN have two plugs to connect in and then out again on the CAN Bus The first and the last device in the chain must have a termination resistor plugged into the spare second plug The LiTE resistor plugs are available from the inverter manufacturer and from Freedom Won Where one LiTE is installed or where it is the end of the line...

Page 15: ...se select a smaller model and install the number that is required to meet the capacity requirements All batteries must be connected to each other using standard LAN Cable Where CAN Bus is used to control the inverter s and or charge controller s and or alternator S the CAN Bus from any battery can be connected to any of the other devices This is achieved by providing two RJ45 socket on the battery...

Page 16: ...inside the battery Once the BMS has been energised you will observe the SoC display come to life with the SoC level Confirm at this stage that the error light is not illuminated If it is press the reset button on the LiTE if the error returns contact Freedom Won or your Distributor If the Reduced Power light is illuminated do not be concerned it should extinguish after the battery has been charged...

Page 17: ...t self discharge Figure 6 1 ON and OFF Buttons 7 Settings Required for Setting up Inverters and Charge Controllers The maximum and continuous charge and discharge currents for the respective models are provide in Table 2 1 Ensure that the combination of the mains shore power charger alternator and the Solar Charge Controller SCC does not exceed the maximum continuous charge current Use the voltage...

Page 18: ...air The Freedom LiTE is sealed with a tamper proof warranty seal It may not be opened by anyone other than Freedom Won and installers or repairers that have been explicitly approved by Freedom Won The warranty on the unit will be void if the seal is damaged or missing If the Freedom LiTE indicates and internal problem please contact Freedom Won or the installer that installed the system If a fault...

Page 19: ...life expected is 20 years or more For applications where the cost per kWh delivered by the battery during its lifetime is of prime importance i e maximum return on investment we recommend that the battery be sized for an average cycle discharge of 50 DoD In a daily cycling scenario such as for optimal solar self consumption and off grid systems the expected service life is then 20 years or more th...

Page 20: ...ther a Solar Charger of AC Charger to charge as soon as possible ensure that the loads are switched off 3 Battery has been charged to critically high voltage level usually leaving the battery for an hour will allow the cell levels to drop down within acceptable levels and allow the BMS to be switched on again Ensure that the suspect charge device is not able to charge the battery until you have es...

Page 21: ...discharge again This reduces the inrush current on the second closing attempt If this does not work after the second attempt investigate the other options Note that closing a breaker onto a DC bus without pre charging is not recommended 3 Short circuit on the DC Bus or faulty inverter or MPPT causing high currents 4 In a system with multiple LiTEs in parallel the reason could be that the battery y...

Page 22: ...on again investigate what is wrong with the setup that is causing the overcharge events 5 I have switched off the main battery breaker switch to prevent discharge of the battery but the SOC display lights are still on The BMS and SoC display receive power directly from the battery and therefore the OFF Button must be pressed to switch off the internal electronics 6 The inverter will not come on ev...

Page 23: ...the battery while you make contact for assistance 9 The pack voltage and SoC is within limits but the main breaker still trips seemingly at random This could be caused by many things but is most likely because the current draw is exceeding the battery current limit setting Measure the current with a tong tester clamp meter while drawing your maximum typical load to determine if you are exceeding t...

Page 24: ...gh there are two explanations 1 the SoC has lost its calibration and the battery needs to be fully charged to regain SoC accuracy This typically occurs if the battery has not received a full charge for several days 2 there is a problem with a cell it may be defective or simply out of balance Please contact Freedom Won for further investigation ...