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Freedom Won eTower, Installation Manual

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Installation Manual 

eTower

 

Lithium Iron Phosphate Battery Modules 

Manufactured By Freedom Won (Pty) Ltd 

Kimbult Industrial Park, Unit C3 & C4 

9 Zeiss Road 

Laser Park, 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 

[email protected]

. 

Update Record: 

Revision 

Number 

Update Summary 

Updated By 

Date of Issue 

0 

First Release 

Antony English 

01 October 2021 

 

 

 

Summary of Contents for eTower

Page 1: ...nical 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 i...

Page 2: ...provide direct support that specifically relates to the battery interfacing with supported third party inverter brands 2 Product Description The eTower range presently includes only the e5000 module w...

Page 3: ...ded in Figure 2 1 and described below Additional detail is provided in Section 2 2 Tabulation Descriptions from Figure 2 1 1 Fixing threads for 19 rack mount brackets if required 2 Carrying handles 3...

Page 4: ...side of the module near the front as indicated that match the 19 rack mount brackets available from Freedom Won on request The primary installation arrangement is intended to be stacking the modules...

Page 5: ...33 2 49 8 Light on Light on Light on Light off Light off Light off Light on Light on Flash Light off Light off Light off 49 8 66 4 Light on Light on Light on Light on Light off Light off Light on Lig...

Page 6: ...address are to be set as shown in Table 2 2 For a system without the ability to interface between the battery and the inverter all dip switches must be left switched off Table 2 2 Dip Switch Position...

Page 7: ...t is required to drive your external device use an interposing relay that is controlled by the battery and in turn controls your external device that requires more than 2A 2 2 10 Reset Button Reset Bu...

Page 8: ...eTower Installation Manual Revision 0 P a g e 7 23 Figure 2 3 Four Module eTower...

Page 9: ...eedom Won Inverter Interfacing Guide The eTower is packaged with a cable suitable for use with the Voltronic range of inverters such as the Axpert For assistance with other inverter types running on R...

Page 10: ...N Bus Communication Cable In this photo the battery is shown with a CAN Bus cable which is connected to a CAN Bus compatible inverter system This cable is part of the included accessories See 2 2 14 2...

Page 11: ...eTower Installation Manual Revision 0 P a g e 10 23...

Page 12: ...eTower Installation Manual Revision 0 P a g e 11 23...

Page 13: ...ly used when setting up the inverter for the minimum cut off is 48V however this will not typically be reached if operating down to 90 Depth of Discharge DoD The BMS will command the compatible connec...

Page 14: ...incorporates the safe LiFePO4 lithium cell design it is unfortunately classified along with all lithium batteries as dangerous goods Class 9 Miscellaneous and UN 3480 When shipped by sea the package m...

Page 15: ...the pedestal is not suitable for a given application the eTower may also be installed with the terminals facing upwards preferably not directly on the floor but on a stand or shelf or wall mount brac...

Page 16: ...short circuit The DC cable cross sectional area is based on an acceptable voltage drop with the inverter being mounted on the wall adjacent to the eTower with a maximum cable run of 5m note however t...

Page 17: ...d with a CAN messaging profile that is developed for the inverter or charge controller being used This profile must be specifically developed for each inverter model or model range To date Freedom Won...

Page 18: ...ammed to operate at 250kbps if this BAUD rate must be used 6 4 Parallel Configurations It is permissible to connect multiple eTower e5000 modules in parallel It may however be more cost effective to p...

Page 19: ...continuous discharge currents for the eTower in configurations of one to four are provided in Table 2 1 The charge current limit should be observed for the current limit settings of the inverter s Th...

Page 20: ...o a consideration for the user in terms of battery service life The recommended voltage for forcing the inverter back to grid power in a self consumption setup without communication is 52 0V for appro...

Page 21: ...us equipped Victron inverters GX devices 1 x Type 1 inverter interface CAN Bus cable 1 8m length for connecting compatible CAN bus equipped Type 1 inverters e g Sunsynk Growatt Solis Goodwe 1 x Voltro...

Page 22: ...pacity at the end of this period or cycle count The BMS records the number of cycles used If you suspect that your eTower is delivering substantially below its minimum performance please contact your...

Page 23: ...maximum voltage value Try reducing the charge voltage setting on the inverter by to 55 5V and reset the battery by pressing the reset button for 6 seconds 3 The alarm light comes on at low SoC This co...

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