Related Manuals for Weco HeSU 4k4 PRO
Summary of Contents for Weco HeSU 4k4 PRO
- Page 1 I n s t a l l a t i o n M a n u a l HeSU 4k4 PRO Battery Module WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11 28-9-2021...
- Page 2 The Battery can be stored in the range of -20°C + 45°C but it is required an inspection and recharge every three months ( max charging current is 0.1C) Max SoC storage is 50% Temperature WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11...
- Page 3 Majority of battery capacity/life issues can be traced to improper charging. Improper charging settings may lead to an overcharging or undercharging condition. WeCo guarantee only batteries connected via BMS line to the Approved inverter Typical Inverters/Charge Controllers are equipped with CAN/BMS interface ad no settings are required to charge and discharge the battery.
- Page 4 Majority of battery capacity/life issues can be traced to improper charging. Improper charging settings may lead to an overcharging or undercharging condition. WeCo guarantee only batteries connected via BMS line to the Approved inverter Typical Inverters/Charge Controllers are equipped with CAN/BMS interface ad no settings are required to charge and discharge the battery.
- Page 5 It is essential that the battery unit is equipped with the latest firmware version available. WeCo will release new firmware to improve the functionalities and battery capabilities from time to time The latest version of the firmware is always available free of charge, the battery firmware can be updated by your local installer.
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Page 6: Table Of Contents
6.3 Parallel Battery Configuration 6.3.1 Activation of Parallel Batteries 6.3.2 Shut Down of Parallel Batteries TROUBLESHOOTING SOFTWARE GUIDE SINGLE CLUSTER CONFIGURATION (100A) SINGLE CLUSTER CONFIGURATION (300A) INVERTER SETTINGS WITHOUT BMS-CAN CONNECTION (GENERAL) WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11 28-9-2021... -
Page 7: Preface
This battery can only be transported and stored with the original approved Carton Box, Certified as per UN CLASS 9 ü This Battery must be stored in its original carton box in a dry and cool place, WeCo carton box are marked as below ü... -
Page 8: Information In This Manual
2.1 About this Manual This manual relates only to the HeSU 4K4 PRO Low Voltage Universal Stackable Model. This manual is intended to be used only by qualified installers who must read carefully and always refer to the manual for guidance on correct operation and maintenance of the product. -
Page 9: Safety
The weight of an individual HeSU 4K4 PRO battery is around 50kg, please use original packaging and perform all safety precautions if the battery is to be relocated to another location, to avoid damage to the product and personnel injury. -
Page 10: Product Overview
The use of any components contained within or connected to this battery other than the products sold as part of this product or recommended by the manufacturer will nullify the product guarantee. Connecting more than five individual HeSU 4K4 PRO battery units in parallel will nullify the product guarantee. 4.2 Identifying the Product Components... - Page 11 Only qualified personnel, with a comprehensive understanding of this manual are permitted to install this product. WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11...
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Page 12: Led Bar Definitions
Batteries with different capacity, different P/N or from different manufactures must never be connected together. e) Before connecting the battery, the battery positive and negative poles need to be carefully checked to ensure correct installation. f) The battery should be installed on a horizontal plane. WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11... -
Page 13: Package Information And Parts List
Wall screws Screws+Plug CAN cable RJ45 1.5m ( RJ 45/RJ9) RJ45 parallel cable 1.5m Length 2.5m Power cable 25mm diameter User manual https://wecobatteries.com/download-area/ 5.2.2 Stack Kit (To be purchased separately) WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11 28-9-2021... - Page 14 Multimeter + Current clamp Screw Driver Set Allen Key Set Drill + Hammer RS 232/USB+screw terminal (insulated) Electrician Scissors Wrench set Lifting strap + mechanical lifter 5.2.3 Personal Protective Equipment WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11 28-9-2021...
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Page 15: Installation Procedure (Wall Mount)
Step 1 ： Install the fixing screws on the appropriate height of the wall. The scheme is as following: When installing the screws, please check the wall plug size, WeCo provides 4x φ10*60mm, but it may be that a different size or type will be required depending on the actual installation surface. - Page 16 Wall Mounted Floor Mounted When installing the battery, please work with appropriate lifting devices managed by at least two people to avoid product damage or personal injury. The battery module exceeds 55Kg. WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11...
- Page 17 Up to three batteries can be installed vertically, one on top of the other, against a wall with the bottom battery resting on the floor. This installation will require the vertical installation kit (Vertical Kit) only available for use with the 4K4 batch WE-4K4P-21-30-0001. WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com...
- Page 18 WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11 28-9-2021...
- Page 19 STACKABLE CONFIGURATION STACK MOUNT INSTALLATION PROCEDURE Step 1: When the batteries will be stacked, you must remove the three brackets from the back side of the battery as shown below WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11...
- Page 20 Next, install the pads on all four corners of the back of 1 module using the stack brackets in reverse position ( see video on WeCo batteries Youtube Channel https://www.youtube.com/watch?v=kzxuK2jWPK8&t=296s) Positioning the first module on a support in accordance with the local regulation and in accordance with the site specifications...
- Page 21 Step 5: Continue installation of the modules considering the floor admitted load. \WeCo suggests to install a max of 5 modules, and 4+4 to compose a cluster of eight modules. Each battery weights more than 55kg and must be installed with the help of a mechanical lift, and / or with at least two...
- Page 22 From the screw bag of the Stack Kit take the 4 rubber pads and stick it on the back side of the battery on each corner as shown on the picture FIRST MODULE ON THE GROUND RUBBER FEET RUBBER FEET WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11 28-9-2021...
- Page 23 INSTALL THE BUS BAS AND THE RS 485 RJ45 COMMUNICATION CABLE INSTALL THE BUS BAR ON THE LV TERMINAL BLOCK < INTERLOCK THE MODULES USING THE SUPPORT FEET INSTALLED ON EACH BATTERY WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11 28-9-2021...
- Page 24 If the installation is properly set up all the modules will turn on in sequence, install the protective front plate Installing the Front Plates to protect the front connection hub WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11...
- Page 25 If during the quarterly check the screws will have residual torque lower than these values, it means that the cables and the busbar are subjected to out-of-range currents and the thermal effect is loosening the screws / bolts WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com...
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Page 26: Communication And Control Panel
Parallel Input from Upper Module when in master Slave config. RS485B Parallel Line RS485 Parallel Output from Upper Module when in master Slave config. POLE + Screw terminal 2 X Positive POLE - Screw terminal 2 X Negative WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11 28-9-2021... -
Page 27: Dip Switch Settings
The battery module must be restarted for DIP switch settings to take effect When connecting to an inverter which has BMS-CAN communication, switch #5 on the Master battery module must always be set to ”ON”. WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11... - Page 28 WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11 28-9-2021...
- Page 29 5.5.6 (Master + Sub#1 + Sub#2 + Sub#3 + Sub#4 + Sub#5 + Sub#6) 5.5.7 (Master + Sub#1 + Sub#2 + Sub#3 + Sub#4 + Sub#5 + Sub#6 + Sub#7) Always configure the DIP switch settings BEFORE connecting any power cables to the battery terminals B+ and B-. WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11...
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Page 30: Parallel Battery Wiring Convention
DIP and with 8 DIP can be connected in parallel following the addressing in sequence. The important thing will be to keep the numerical progressivity from 1 to 8 in the DIP setting Example of Connection between V.2 and V.3 WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11... - Page 31 ( 8 X 3 CLUSTERS) * Available only in some Countries CAN TO HUB CAN B CAN A CAN B CAN A CAN TO HUB MASTER SUB1 SUB8 CLUSTER 01 CLUSTER 02 CLUSTER 03 WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11 28-9-2021...
- Page 32 DO NOT PROCEED. Ensure that the battery is isolated and that all connections are removed. Store the battery in a safe place and call WeCo product assistance for support service@weco.co.uk. The batteries in each stack communicate with each other via the RS485 ports. The master battery always connects to the RS485-B port and from there connects to the RS485-A port on the Sub#1 module.
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Page 33: Battery Activation And Shutdown
Attention: The drawings in this manual are for reference only. If the actual battery has a different configuration stop all installation activity, ensure that the battery is disconnected and in a safe condition and contact WECO support center The Power button could be located on top or on the side of the battery... -
Page 34: Parallel Battery Configuration
6.3.2 of this manual is followed. Switching off an individual slave battery in a parallel system is possible in an adverse situation, but only as a last resort. WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11... -
Page 35: Troubleshooting
7 TROUBLESHOOTING * (WeCo Monitor via RS 232) ALARM SYMPTOM SOLUTION PC Software GREEN (NORMAL) RED (FAULT) OVER CURRENT battery relay Reduce charge or discharge ALARM disconnected during charging current or discharging, and the battery fault light is flashing. OVER TEMPERATURE... - Page 36 BATTERY battery, sales service SYSTEM SHUTDOWN batteries are not working CANNOT START properly OTHER EXCEPTIONS Humidity, cell expansion, frost- Please contact the after- FAULT RED Defrost, unbalances etc. sales service WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11 28-9-2021...
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Page 37: Software Guide
FOR AUTHORIZED TECHNICIANS ONLY 8 SOFTWARE QUICK GUIDE WECO OLP RS232 (USB / RS232 converter is necessary to communicate with the battery, need to be ordered separately) *PC -Battery communication and set up for 232-USB device is available for auth. Installers. - Page 38 Connect the RS232 converter between the battery and the PC and search the relative com on the PC settings (device manager of Windows). Select the COM port from the Main page of the WeCo Monitor, then press CONNECT. Follow the instructions and wait for the data to appear on the screen.
- Page 39 If more than one module is connected, select Parallel Overview and check the single unit data information Note: Make sure to select the exact number of modules that composing your cluster in order to have the proper DIP switch setting WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com...
- Page 40 The normal mode for equalization is Auto mode, however in the unlikely event of a failure it is possible to perform a manual equalization. If it is necessary to perform a manual equalization, please contact WeCo support for further advice. Reference to the CELL EQUALIZATION MANUAL (not public) will be necessary to activate the manual procedure.
- Page 41 (This must be authorized from the WECO Tech Department) follow the instruction of the FACTORY RESET PROCEDURE A factory reset made outside WeCo facility or without a prior written approval will void the warranty and may cause severe battery damages.
- Page 42 Any inverter can be used with WeCo Batteries shall work within the below parameters Those parameters could be above or below the performance warranty, please refer to the WeCo Limited warranty. A battery that operates outside the Current, Voltage, temperature and any other parameter mentioned in the warranty is not covered by the performance warranty.
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Page 43: Single Cluster Configuration (100A)
4K4 PRO has a specific bus bar size ( Do not use 4K4-R type BUS BAR) Fixing Torque 14Nm SPECIAL BUS BAR FOR PARALLEL CONNECTION UP TO MAX 400A ATTENTION Bus Bar is mandatory for systems above 100A WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11 28-9-2021... -
Page 44: Inverter Settings Without Bms-Can Connection (General)
INVERTER SETTINGS WITHOUT BMS-CAN CONNECTION (GENERAL) Contact service@weco.uk.com, do not install an inverter without a BMS-CAN interface before obtaining approval from WeCo’s technical staff. For inverters which cannot communicate with the 4K4PRO battery module using the CAN Bus port, the inverter must be set in accordance with the WeCo 4k4PRO battery specifications provided in the table below. - Page 45 The charge and discharge current of the inverter MUST be limited according with the maximum current allowed by each battery cluster configuration as specified in Section 13 of this manual. The charge and discharge Voltage range of the inverter MUST be limited as per the module maximum values as specified in this manual. WeCo Srl Italia www.wecobatteries.com weco@wecobatteries.com 4K4 PRO V 1.11...
- Page 46 This manual is subjected to continuous implementation. Before install your WeCo batteries please contact our assistance team in order to have the latest manual and any additional support. Safety improvement is our priority, please cooperate with us to improve the system, any suggestion is well accepted.
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