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Kowint Ultra Series User Manual

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Home Energy Storage System
Ultra Series
S40K
KOWINT ENERGY ( SHENZHEN) CO. , LTD
www.kowint.com
support@kowint.com
Copyright Declaration
The copyright of this manual belongs to Kowint Energy (SHENZHEN) Co,. Ltd. Any corporation or individual should
not plagiarize, partially or fully copy (including software, etc.), and no reproduction or distribution of it in any form
or by any means. All rights reserved. Kowint Energy (SHENZHEN) Co.,Ltd. reserves the right of final interpretation.
Support by
Kowint Energy
Technical Support Department
Address: 1709 3B, Vanke Times Square, No.85 Longcheng
Avenue, Longgang District, Shenzhen, China
Version: A02
18 Sep. 2023
© Kowint Energy( Shenzhen) Co. , Ltd All Rights Reserved.
User manual are subject to change without notice.

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  • Page 1 Avenue, Longgang District, Shenzhen, China Copyright Declaration The copyright of this manual belongs to Kowint Energy (SHENZHEN) Co,. Ltd. Any corporation or individual should not plagiarize, partially or fully copy (including software, etc.), and no reproduction or distribution of it in any form ©...

  • Page 2: Table Of Contents

    CONTENTS Safety ..............................3 1.1. Safety Instructions ........................ 3 1.2. Response to Emergency Situations ..................4 1.3. Qualified Installer ......................... 5 Product Introduction ........................5 2.1. Product Overview ......................... 5 2.2. Product Architecture ......................6 2.3. Benefits ..........................9 2.4. Specification 1 ........................

  • Page 3: Safety

    1. Safety 1. Safety 1.1. Safety Instructions For safety reasons, installers are responsible for familiarizing themselves with the contents of this manual and all warnings before performing installation. 1.1.1. General Safety Precautions WARNING! Please don't crush or impact the battery, and always dispose it according to the safety regulation. Observe the following precautions: ⚫...

  • Page 4: Response To Emergency Situations

    1. Safety 1.2. Response to Emergency Situations 1.2.1. Leaking Batteries If the battery leaks electrolyte which is corrosive, avoid contact with the leaking liquid or gas. Direct contact may lead to skin irritation or chemical burns. If one is exposed to the leaked substance, do these actions: Accidental inhalation of harmful substances: Evacuate people from the contaminated area and seek medical attention immediately.

  • Page 5: Qualified Installer

    The S40K series product is a 48V/51.2V lithium iron phosphate battery storage system independently developed by Kowint Energy (Shenzhen)Co.,Ltd., The rated voltage of the system is 48V/51.2V, and the maximum Output power can reach to 15kW . The parallel connection of multi systems is supported.

  • Page 6: Product Architecture

    2. Product Introduction 2.2. Product Architecture 2.2.1. Product Overview Front View Left View Right View Table 1: Architecture introduce Items Instructions WIFI Interface WIFI Antenna Interface Bracket Wall mount Bracket*2 Power Button Power Button Display Screen The system monitor display screen Interface cover Interface panel cover 2.2.2.
  • Page 7 2. Product Introduction ⚫ Flexible growth from 4.8kWh/5.12kWh to 28.8kWh/30.72kWh. ⚫ High reliability and ease of maintenance. ⚫ Maximize the power output. The S40K is based on the following Modules: Battery Base Module (BBM) is responsible for the base function of the S40K. Battery Module (BM) storage the energy.
  • Page 8 2. Product Introduction Table3: Battery Module Parameters Items Parameters Model S40K-SS/ S40K-SSW S40K-ST/ S40K-STW Cell Configuration 15S1P 16S1P Nominal Capacity 100Ah 100Ah Nominal Energy 4800Wh 5120Wh Weight (Approx.) 49Kg 51Kg Dimensions 606*268*237±2mm 606*268*237±2mm (W*D*H) 2.2.5. Main Control Module Table4: Main Control Module Parameters Items Parameters Model...

  • Page 9: Benefits

    2. Product Introduction 2.2.6. Interface Panel Description The Interface panel at the right side of the MCM (Main Control Module). Table5: Interface panel introduce. Items Instructions USB connection Port Invert. Set Inverter communication match select switch LED COMM LED communication Port Addr Set Address Dial Switch INV COMM...
  • Page 10 2. Product Introduction ⚫ High performance---a single system supports 15kW load. ⚫ Data Visualization ---large screen display, the running status is clear at a glance. ⚫ Easy installation---stacked design, the system automatically recognizes the module. ⚫ Excellent scalability --- 4~6 modules in a single system can be flexibly configured, and 31 systems can be connected in parallel.

  • Page 11: Specification 1

    2. Product Introduction 2.4. Specification 1 Table6: product parameters 1 Items Parameters S4001-ST/ S4002-ST/ S4003-ST/ S4004-ST/ S4005-ST/ S4006-ST/ Model S4001-STW S4002-STW S4003-STW S4004-STW S4005-STW S4006-STW Main Control Module CM300-S40K Battery Module Type S40K-ST/ S40K-STW Battery Module Chemistry LiFePO4 Battery Module QTY Nominal Capacity (Ah) Nominal Energy(kWh) 5.12...

  • Page 12: Specification 2

    2. Product Introduction Range(℃) Best Storage Temperature 0~35 Range(℃) Humidity(@RH) 10% -90% Altitude 0~2000m 2.5. Specification 2 Table7: product parameters 2 Items Parameters S4001-SS/ S4002-SS/ S4003-SS/ S4004-SS/ S4005-SS/ S4006-SS/ Model S4001-SSW S4002-SSW S4003-SSW S4004-SSW S4005-SSW S4006-SSW Main Control Module CM300-S40K Battery Module Type S40K-SS/ S40K-SSW Battery Module Chemistry...

  • Page 13: Installation Prerequisites

    2. Product Introduction Range(℃) Discharging Temperature -20~50 Range(℃) Best Operating Temperature 15~35 Range(℃) Storage Temperature -20~55 Range(℃) Best Storage Temperature 0~35 Range(℃) Humidity(@RH) 10% -90% Altitude 0~2000m 2.6. Installation Prerequisites Make sure that the installation location meets the following conditions: The building is designed to withstand earthquakes.

  • Page 14: Safety Prepare

    2. Product Introduction 2.7. Safety Prepare Installation and maintenance personnel must operate according to applicable federal, state and local regulations as well as the industry standard. The product installation personnel shall wear safety gears, etc. in order to avoid short circuit and personal injury.
  • Page 15 2. Product Introduction Check the package items on section 3.6, check the packing list carefully, if there's any item missing, please contact your distributer directly.

  • Page 16: Packing List

    2. Product Introduction 2.11. Packing List Battery Module*N（N≤6） Base Module*1 Connection Board*2N(N≤6) Main Control Module*1 Wall Mounting kit*2 MCM Mounting kit *2 WIFI Antenna *1 Connection Board Connector*4...
  • Page 17 2. Product Introduction Communication Switch Box*1 RJ45 Cable 1m(T568A/T568B)*2 Communication Cable* 1 User Manual*1...

  • Page 18: Battery Installs Steps

    2. Product Introduction 2.12. Battery Installs Steps The battery physical installation including the floor mounting and the wall mounting. If the BBM (Battery Base Module) configure more than 3(include 3), the wall mounting is highly recommended for safety reason. Step 1: Install the Battery on the floor. ⚫...
  • Page 19 2. Product Introduction ⚫ Remove the BBM, and Drill holes withφ12 driller, make sure the holes are deep enough (at least 60mm for installing and tightening the expansion bolts). ⚫ Install the expansion bolts into the floor, then put back the BBM as the marked edge, and tighten the screws.
  • Page 20 2. Product Introduction Step 2: Uninstall the interface cover After the Step 1 finished, the S40K battery was installed in location, uninstall the interface panel cover before start next step Step 3: S40K Dial Switch setting...
  • Page 21 2. Product Introduction Set the Dial switch according to the role of the battery pack first. A. Set the Function Set refer to the Function SET reference table. Table 7: Function SET reference table The Role of the Device Single Mode Parallel Mode Master Battery Parallel Mode Middle Slave Battery Parallel Mode Last Slave Battery...
  • Page 22 2. Product Introduction Set to the slave battery 29 C. Set the INV.set switch refer to the INV.set Reference table. Table9: INV.set Dial Switch reference table Communication Switch Box Comm Brand Type INV. set Position Position Mode Low Voltage Reserved Reserved Aiswei Low Voltage...

  • Page 23: Cable Connection

    2. Product Introduction Growatt- Low Voltage Schneider Low Voltage Sol-ark Low Voltage Solis Low Voltage SerMatec Low Voltage MUST Low Voltage Low Voltage Low Voltage 2.13. Cable Connection 2.13.1. Communication Cable Connection ⚫ There are three holes on the MCB for the cable go through...
  • Page 24 2. Product Introduction For Power For Communi Cable + -cation Cable For Power Cable - ⚫ In Single Mode, just need to connect the communication cable from the Invert.COM port to the Inverter’s Communication port. ⚫ In parallel Mode, connect the communication cable from the Invert.COM port to the Inverter’s Communication port.
  • Page 25 Each DIP switch has three level. Before any start-up, set CAN & RS485 DIP switch to NC, the middle of CAN high & low and RS485 A & B. If any update or conflict description of inverter PIN order and Kowint battery’s, please contact Kowint FAE for further help.
  • Page 26 2. Product Introduction 2.13.3. Power Connection Before connecting the power cable, make sure the inverter and all of the batteries in Power OFF status. 1: Remove the Power connector’s cover 2: Connect the cable terminals to the power connector, and tight the screw. 3: Recover the cable connector cover.

  • Page 27: Commissioning

    2. Product Introduction cables. 5. Connect the power cable between the batteries. ⚫ In Single mode, connect the Positive cable & Negative cables to the inverter’s Positive Pole & Negative Pole. ⚫ In Parallel mode, connect the Battery power cable’s the Combiner Box. 2.13.4.

  • Page 28: Wifi Configuration

    APP and finish installation. Once the APP install success, user can see the “Kowint” APP logo shown on the right. If users fail to upgrade the latest APP version or to install the APP on phone, please contact Kowint technical support for advice.
  • Page 29 3. Commissioning Step 2: Create APP user account Click Create Account button and type in account and password, then scan the QR code provided by the installer, finally click the Create Account button shown in the picture on the right and type in the account and password you just created to log in.
  • Page 30 Step 5: Pairs WIFI SSID & Password from battery product Find the battery SSID that includes the battery SN code shows on the product information label. Normally, the default password is 12345678. If users have trouble to connect the product WIFI, please contact Kowint FAE for further help.
  • Page 31 3. Commissioning Step 6: Send Private WIFI SSID & Password to battery product on APP Type the private Wi-Fi name in SSID and type in the password of user’s private Wi-Fi, after this step, click confirm. If it returns to the main interface after clicked confirm, it will indicate that Wi-Fi get configured successfully (send once only).

  • Page 32: Appendex

    4. APPENDEX 4. APPENDEX 4.1. COM Interface The COM communication port: (RJ45 port) combined with CAN protocol, for manufacturers or professional engineers debugging or service. Port Definition PIN number PIN Definition CAN_L CAN_H CAN-GND CAN-GND(LCD) CAN-GND(LCD) CAN-GND CAN_H(LCD) CAN_L(LCD 4.2. Console Interface The Console interface comply with RS485 and CAN protocol for manufactures or professional engineers debugging or service.

  • Page 33: Product Application

    4. APPENDEX 4.3. Product Application 4.4. Space Requirement & Office Layout The S40K series product is floor mounted installed, and wall mounted optional, it requires the following minimum site footprint:...
  • Page 34 Avenue, Longgang District, Shenzhen, China Copyright Declaration The copyright of this manual belongs to Kowint Energy (SHENZHEN) Co,. Ltd. Any corporation or individual should not plagiarize, partially or fully copy (including software, etc.), and no reproduction or distribution of it in any form ©...

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S40k

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