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Weco HeSU 5K3-LV HV Manual

Energy storage system universal 5k3 low voltage & high voltage
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WeCo 5K3-LV-HV
Energy Storage System UNIVERSAL 5K3
LOW VOLTAGE
&
HIGH VOLTAGE
HeSU 5K3-LV HV
Page 1 of 69
V_1.1_21-Nov-2020_LV-HV

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  • Page 1 WeCo 5K3-LV-HV Energy Storage System UNIVERSAL 5K3 LOW VOLTAGE & HIGH VOLTAGE HeSU 5K3-LV HV Page 1 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 2 ZERO volts present on the terminals before performing any operation on the battery. ATTENTION: Always wear Individual protection devices and follow the safety plan of this manual. This Battery must be recycled by a certified professional company HeSU 5K3-LV HV Page 2 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 3: Table Of Contents

    2.5.3 Parallel Battery Configuration......................... 27 2.6 LV Product Compatibility List + Maximum Modules Permitted per Cluster....29 2.6.1 Direct Parallel with CAN Communication..................29 2.6.2 LV Direct Parallel Without BMS Communication with Inverter.............30 HeSU 5K3-LV HV Page 3 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 4 3.6.2 Stand Alone Battery Front Panel Control....................66 3.7 HV Product Compatibility List + Maximum Modules Admitted per Cluster....68 3.7.1 Direct Serial with CAN Communications..................68 3.7.2 Direct Connection without CAN Communications................. 69 HeSU 5K3-LV HV Page 4 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 5 WeCo 5K3-LV-HV Statement: The information and guidance contained in this manual is related to the WeCo 5K3 – LV – HV Stackable model of battery This manual contains two sections: Section 02 is for LOW VOLTAGE APPLICATION Section 03 is for HIGH VOLTAGE APPLICATION In case of product upgrades or other reasons, this document will be adjusted accordingly.
  • Page 6 WeCo 5K3-LV-HV Product Overview WeCo’S 5k3 LV HV Stackable Module is a DUAL VOLTAGE module that can be used in a Low Voltage configuration or in a High Voltage configuration. For LOW VOLTAGE (48-58Vdc) Configuration Refer to Section-2 For HIGH VOLTAGE (150-750Vdc) Configuration Refer to Section-3...
  • Page 7 If any of the safety precautions or procedures detailed in this manual is not fully understood by the reader, the reader must not perform any operation on the battery, until they have contacted the WeCo customer service officer for clarification and confirmation of understanding of the correct procedure.
  • Page 8 1. Before connecting the battery, the battery positive and negative poles need to be carefully checked to ensure correct installation. 2. The installation location must be on a flat ground, in a dry clean and protected room, away from water and humidity. HeSU 5K3-LV HV Page 8 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 9: Section-1: Installation & Pre-Operational Procedures

    2 Handles are inbuilt and the other two are provided as temporary handles to be used as shown below Open the carton box, find the portable and retractable handles, position them and proceed with the lifting up. HeSU 5K3-LV HV Page 9 of 69...

  • Page 10: Package Information And System Configuration List

    : Install the wall bracket by using the wall plugs and screws contained in the battery kit. The wall must be inspected before proceeding with the bracket installation, a local civil engineer should assess the correct installation method. STEP 01 100/120cm HeSU 5K3-LV HV Page 10 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 11 This operation must be conducted with a mechanical lifting device and/or with at least three specialized installers Make the battery module is stable and properly locked into the upper interlocking plug Min 30cm STEP 02 Max 140cm HeSU 5K3-LV HV Page 11 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 12: Stack Mount

    To install in the configuration, the screws on the back of the battery module must be removed. Remove the back-side wall support plate using a cross screwdriver. The plate has 5 screws. HeSU 5K3-LV HV Page 12 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 13 1-First module on the ground platform ATTENTION Before stacking the batteries the installer must check the maximum permissible floor load. WeCo recommends that the installer obtains approval from a civil engineer. For vertical ground mounted the support surface of the battery is distributed on 4 feet 10x4 cm, make sure to install a distribution plate or make a proper foundation to support the weight.

  • Page 14: Battery Terminal Function Definition

    HIGH VOLTAGE POSITIVE (+) Fast Connector Terminal for serial connection HV POLE + HIGH VOLTAGE NEGATIVE (-) Fast connector Terminal for serial connection Ground terminal Attention：Interface E: RJ45 port corresponding to the CAN bus pin definition HeSU 5K3-LV HV Page 14 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 15: Out Of The Box Pre-Operational Check

    If the Power Button displays a flashing red color there is a fault and you should not attempt any further operation of the battery and contact WeCo support on service@weco.uk.com. There is also an RS232 monitoring Port which will allow you to check all parameters of the battery module. Full instruction on how to interface to the RS232 Port can be found in this manual.

  • Page 16: Low Voltage Configuration

    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 5K3 LV-HV modules in parallel will nullify the product guarantee. 2.1.1 Identifying the individual module HeSU 5K3-LV HV Page 16 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 17: Product Identification And Labels

    The following list of components can be used as a check list when unpacking the individual battery and battery kits. Number Name Quantity Description Image 2x25mm²AWG cable 2.5 (m) Power Cable each Red/Black CAN cable RJ45 100cm Parallel Connection Earthing Screw M5 Allen key BMS/STD 1 BMS std Cable 100cm HeSU 5K3-LV HV Page 17 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 18: Necessary Installation Tools

    2.1.4 Necessary Installation Tools Screw Driver Set Allen Key Set Drill + Hammer Multimeter + Current clamp RS 232/USB+screw terminal (insulated) Electrician Scissors Wrench set Lifting strap + mechanical lifter 2.1.5 Personal Protective Equipment HeSU 5K3-LV HV Page 18 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 19: Low Voltage Module Wiring And Set Up

    : The LV fuse is contained in the left portion of the module as shown above. The access to the fuse is restricted to the WeCo assistance team and the protection lid cannot be opened by anyone apart from WeCo. The same applies to the HV fuse.

  • Page 20: Battery Terminal Definition

    All drawings are for reference only, always refer to the physical product as the standard. If the manual does not match the physical product stop all actions, remove any connections and store the batteries in a safe place, call WeCo product assistance for support.

  • Page 21: Stand Alone Battery

    After setting the DIP switches the batteries must be restarted for the DIP switch changes to take effect 2.3.5 Parallel Connection (Master + Slave #1 + Slave #2 + Slave #3 + Slave #4) MASTER SLAVE #1 SLAVE #2 SLAVE #3 SLAVE #4 HeSU 5K3-LV HV Page 21 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 22: Parallel Battery Wiring Connections

    All drawings are for reference only, always refer to the physical product as the standard. If the manual does not match the physical product stop all actions, remove any connections and store the batteries in a safe place, call WeCo...

  • Page 23: Low Voltage Single Stack Power And Data Connections (5-Modules)

    Port-A on the next module and our of Port-B then into Port-B on the next module, and so Caution: B+ interface is always positive, interface is always negative; GND is for the parallel battery grounding port. HeSU 5K3-LV HV Page 23 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 24 HUB cover Attention: Install the stackable flat front cover plate to protect the bus bar and cables BEFORE TURNING ON Battery installed correctly, see image below Suggested Cable Output from the Upper Side. HeSU 5K3-LV HV Page 24 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 25: Module Activation And Shutdown

    Other functions of the Power Button are explained in the relevant sections of this manual. Attention: Read this entire manual thoroughly to understand the correct start up and shut down procedures for each battery configuration. HeSU 5K3-LV HV Page 25 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 26 Attention: Illustrations shown are for reference only, please always refer to the physical battery module in front of you and if the module has a different configuration to this manual, stop all activity immediately and contact WeCo support on service@weco.uk.com.

  • Page 27: Stand Alone Battery Front Panel Control

    Check the inverter settings and connection before turning on. In case of an inverter without communication make sure to set the voltage and current value as per the charge/discharge parameters provided in this manual. HeSU 5K3-LV HV Page 27 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 28 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. HeSU 5K3-LV HV Page 28 of 69...

  • Page 29: Product Compatibility List + Maximum Modules Permitted Per Cluster

    WeCo 5K3-LV-HV 2.6 LV Product Compatibility List + Maximum Modules Permitted per Cluster 2.6.1 Direct Parallel with CAN Communication -*Protocols developed by WeCo -**Protocols provided by the Inverter Manufacturer HeSU 5K3-LV HV Page 29 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 30: Direct Parallel Without Bms Communication With Inverter

    WeCo 5K3-LV-HV 2.6.2 LV Direct Parallel Without BMS Communication with Inverter Any inverter can be used with WeCo Batteries by setting the voltage and Current Value as per Battery datasheet. Description STD Charging Current Discharging Inverter Low Voltage CUT OFF...

  • Page 31: Overview Of Multi Cluster System

    Overview of Multi Cluster System -Double BUS BAR- 2 x 50mm² MASTER 2 x 50mm² POSITIVE NEGATIVE CAN BMS PARALLEL CONNECTION COPPER BUS BAR 360A 40 Nm Parallel Screw Terminal must be checked every 3 months HeSU 5K3-LV HV Page 31 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 32: Can Hub For Multi Cluster Configuration

    SEE THE POWER/CURRENT CONFIGURATION BELOW Each battery pack and each cluster must have the same soc % Above 120a must use the bus bar provided by WeCo (order ref. -stk 5k3-300) Each cluster must have the same number of battery packs This BMS BMU Master Hub is mandatory when more than one cluster is connected on a common bus bar.
  • Page 33 Connector for power input to connect to the bus bar (1A fuse protected) RS232 PORT External Port for programming and Debug LED LIGHTS 4X 25% SOC status each LED POWER INDICATOR Power Supply LED Status HeSU 5K3-LV HV Page 33 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 34: Can Hub Dimensions

    WeCo 5K3-LV-HV 2.8.1 CAN Hub Dimensions Fix on the wall with 4 x 6mm screw + washer HeSU 5K3-LV HV Page 34 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 35: Control Logic And Protection Limit

    If the current of one cluster is larger than the current limit, the battery system send a warning according with the single module BMS logic If the warning does not recover in 5 minutes, the cluster will shut down and a manual reconnection is required prior a full system control. HeSU 5K3-LV HV Page 35 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 36: Can Hub General System Description

    2.8.3.1 CAN Hub is Mandatory for Multiple Cluster Installation MASTER CAN of EACH CLUSTER NEGATIVE BUS BAR 2 x 50mm² POSITIVE 2 x 50mm² POSITIVE 2 x 50mm² POSITIVE BUS BAR 2 x 50mm² NEGATIVE NEGATIVE HeSU 5K3-LV HV Page 36 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 37 ATTENTION: DO NOT USE DIFFERENT BUS BAR TYPES OR CABLES ATTENTION: EACH BATTERY AND EACH CLUSTER MUST HAVE THE SAME SOC% and VOLTAGE ALL THE BATTERY MODULES MUST HAVE THE SAME FIRMWARE HeSU 5K3-LV HV Page 37 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 38: Multi Cluster Configurations

    Set the Cluster ID using the WeCo monitor Cluster Software Connect the HUB ( pre-configured by WeCo at the Order) in case the installers needs to change the Number of modules per cluster or change the MASTER HUB communication Protocol it will be necessary to use the CAN ANALYST WECO II to set up...
  • Page 39 Cluster 4 of 5 Cluster 1 of 5 2 x 50mm² POSITIVE 2 x 50mm² NEGATIVE Cluster 3 of 5 Cluster 4 of 5 Cluster 2 of 5 Cluster 1 of 5 HeSU 5K3-LV HV Page 39 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 40 WeCo 5K3-LV-HV HUB power supply Line HeSU 5K3-LV HV Page 40 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 41: Cluster Configuration Accessories

    1 x Custom BUS BAR Insulated RED module connection 1 x Custom BUS BAR Insulated BLACK module connection Packed in single Note**MAIN PARALLEL BUS BAR ARE NOT PROVIDED BY WECO 2.8.5.2 Multi Cluster Hub Device KIT ORDER CODE MASTER HUB 300 LV-5...

  • Page 42: Inverters With No Communication Facility

    Up to 100% ( suggested 95%) Operating Efficiency Operating Temp –25° to 65°C Charging Temp -10° to 55°C Self-Discharge Rate <1% self-discharge per month Memory Effect None Warranty Period 10 Years Dimensions 51x55x15 cm Weight 52 kg HeSU 5K3-LV HV Page 42 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 43 SECTION-3 HIGH VOLTAGE CONFIGURATION SERIAL CONNECTION AND SYSTEM CONFIGURATION HIGH VOLTAGE STACKABLE CONFIGURATION ATTENTION THIS SECTION IS FOR HIGH VOLTAGE CONFIGURATION ONLY IT IS COMPULSORY TO USE THE HV BOX FOR THIS CONFIGURATION HeSU 5K3-LV HV Page 43 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 44: High Voltage Configuration

    ATTENTION: Attempting to operate the batteries with less than four batteries in series or more than 12 batteries in series will nullify the product guarantee. Module Weight 52Kg ATTENTION A cluster of 12 modules weight 624Kg, the support structure/floor must be properly inspected before start the installation of the modules. HeSU 5K3-LV HV Page 44 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 45: Identifying The Individual Module

    For safety reasons, the installer must have a thorough understanding of the contents of this manual before installing the product. Battery Module Retractable Handles Plug In Handles Front Cover Power Button Insulated Supports HeSU 5K3-LV HV Page 45 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 46: Accessory List (Standard Kit)

    1 BMS std Cable 100cm 3.1.4 Necessary Installation Tools Screw Driver Set Allen Key Set Drill + Hammer Multimeter + Current clamp RS 232/USB+screw terminal (insulated) Electrician Scissors Wrench set Lifting strap + mechanical lifter HeSU 5K3-LV HV Page 46 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 47: Personal Protective Equipment

    WeCo 5K3-LV-HV 3.1.5 Personal protective equipment HeSU 5K3-LV HV Page 47 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 48: High Voltage Module Wiring And Set Up

    : The LV fuse is contained in the left portion of the module as shown above. The access to the fuse is restricted to the WeCo assistance team and the protection lid cannot be opened by anyone apart from WeCo. The same applies to the HV fuse.

  • Page 49: Battery Terminal Definition

    HIGH VOLTAGE POSITIVE (+) Fast Connector Terminal for serial connection HV POLE + HIGH VOLTAGE NEGATIVE (-) Fast connector Terminal for serial connection Ground terminal Attention：Interface E: RJ45 port corresponding to the CAN bus pin definition HeSU 5K3-LV HV Page 49 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 50: High Voltage Module Configuration - Hv Box 750Vdc

    3.3 High Voltage Module Configuration – HV Box 750Vdc- ATTENTION: The High Voltage mode mandates that the battery modules must be connected in series. ATTENTION: The following table provides the possible module configurations NO OTHER configurations are permitted. HeSU 5K3-LV HV Page 50 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 51: High Voltage Dip Switch Settings

    All drawings are for reference only, always refer to the physical product as the standard. If the manual does not match the physical product stop all actions, remove any connections and store the batteries in a safe place, call WeCo product assistance for support. HeSU 5K3-LV HV Page 51 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 52: Serial Tower Connection #1 Set Up Of The Hv Box Can Communication Loop

    Three batteries connected in series is the minimum allowed configuration for High Voltage operation: CAUTION After setting the DIP switches the batteries must be restarted for the DIP switch changes to take effect Power cables Connection COMM cables connection HeSU 5K3-LV HV Page 52 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 53: Serial Battery Wiring Connections

    All drawings are for reference only, always refer to the physical product as the standard. If the manual does not match the physical product stop all actions, remove any connections and store the batteries in a safe place, call WeCo...

  • Page 54: High Voltage Power Connections (12-Modules)

    Do Not Connect the Inverter until the HV box is completely set up Do Not Connect the HV BOX with the inverter at this stage Keep The Breaker OFF HeSU 5K3-LV HV Page 54 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 55: Data Connections (Example Of 12-Modules)

    The HV BOX must be set up before turning it on, the DIP addresses must follow the picture below to enable the CAN communication The last module of the series must be terminate by addressing the module as shown in the picture to ends the CAN line HV BOX BATTERY MODULE END OF SERIES HeSU 5K3-LV HV Page 55 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 56 Step 4: Link all modules and the HV box with a 6mm earthing cables ( In/Out) by using the GND connections point Make sure that the ground connection is not shared with others potentials disturbing devices and that the ground rod is not used for Neutral Line dispersion or Harmonics mitigation circuit HeSU 5K3-LV HV Page 56 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 57 Note: if the system is composed by more than 6 modules it is required to arrange the as per the image, different arrangements ae strictly prohibited HeSU 5K3-LV HV Page 57 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 58 Electromagnetic devices nearby the inverter and the batteries. The cable provided it is crimped with a an RJ45 plug type 568B on one side while on the inverter end WeCo Provides naked terminals to facilitate the connection with the ZCA AZZURRO terminal...

  • Page 59: Hv Box Connections

    BATCH 38-2020 HV-38-0001 HV-38-0011 HV-38-0021 HV-38-0002 HV-38-0012 HV-38-0022 HV-38-0003 HV-38-0013 HV-38-0023 HV-38-0004 HV-38-0014 HV-38-0024 HV-38-0005 HV-38-0015 HV-38-0025 HV-38-0006 HV-38-0016 HV-38-0026 HV-38-0007 HV-38-0017 HV-38-0027 HV-38-0008 HV-38-0018 HV-38-0028 HV-38-0009 HV-38-0019 HV-38-0029 HV-38-0010 HV-38-0020 HV-38-0030 HeSU 5K3-LV HV Page 59 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 60 Ω ADDRESS If your HV BOX is present in the list shown above, make sure to set the DIP switch terminal to 0-0-0-0-0-0-0-0 and plug the termination into the port CAN 2-A HeSU 5K3-LV HV Page 60 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 61 WeCo 5K3-LV-HV COUPLE OF HV BOX ADDRESSED 00 and 01 ( BATCH 38) INVERTER LINK CLUSTER ADDRESS 00 CLUSTER ADDRESS 01 HeSU 5K3-LV HV Page 61 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 62 If you have an existing system (BATCH 38) and you are going to expand the system capacity with a new HV BOX m ( BATCH 40 or Above) you can follow the instruction below to successfully set up you system. 40 or Above CLUSTER ADDRESS 00 CLUSTER ADDRESS 01 HeSU 5K3-LV HV Page 62 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 63 Ω If your HV BOX is part of the batch 40 or above, make sure to set the DIP switch terminal to 0-0-0-0-0-0-1-0 DON NOT USE THE RJ45 RESISTOR FOR THIS BATCH HeSU 5K3-LV HV Page 63 of 69 V_1.1_21-Nov-2020_LV-HV...
  • Page 64 WeCo 5K3-LV-HV 3.5.4 MULTI HV BOX CONNECTION ( BATCH 40 or ABOVE) ADDRESS 00 ADDRESS 00 CAN to INVERTER LINK RJ45 HV BOX ADDRESS 1 HV BOX ADDRESS 0 HeSU 5K3-LV HV Page 64 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 65: Module Activation And Shutdown

    WeCo 5K3-LV-HV 3.6 HV BOX ADDRESS ( ALL BATCHES) HeSU 5K3-LV HV Page 65 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 66: Led Visual Indication Lights

    Attention: Illustrations shown are for reference only, please always refer to the physical battery module in front of you and if the module has a different configuration to this manual, stop all activity immediately and contact WeCo support on service@weco.uk.com.
  • Page 67 ATTENTION: Each module must be recharged at the same SOC. The Inspection must be done by using the RS232 and LV PC software provided by WeCo tech. Service. This process may take long time and the installer must be prepared to do this operation ATTENTION: When the charging process of each module has been concluded, the serial connection must be restored by following this manuals instruction.

  • Page 68: Hv Product Compatibility List + Maximum Modules Admitted Per Cluster

    12 x 5.2kWh x 9 Clusters= 561 kWh HYD 15000 HYD 20000 A T T E N T I O N DO NOT EXCEED THE MAXIMUM VOLTAGE OF 750Vdc DO NOT CONNECT MORE THAN 12 MODULES IN SERIES HeSU 5K3-LV HV Page 68 of 69 V_1.1_21-Nov-2020_LV-HV...

  • Page 69: Direct Connection Without Can Communications

    NOTE: This manual is subjected to continuous implementation. Before installing 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.

This manual is also suitable for:

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