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V-TAC VT-48280 Instruction Manual
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V-TAC VT-48280 Instruction Manual

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INSTRUCTION MANUAL
MODEL
VT-48280
INTRODUCTION
Thank you for selecting and buying V-TAC Product. V-TAC will serve you the best. Please
read these instructions carefully & keep this user manual handy for future reference. If you
have any another query, please contact our dealer or local vendor from whom you have
purchased the product. They are trained and ready to serve you at the best.
MULTI-LANGUAGE
MANUAL QR CODE
Please scan the QR code
to access the manual in
multiple languages.
IN CASE OF ANY QUERY/ISSUE WITH THE PRODUCT, PLEASE REACH OUT TO US AT: SUPPORT@V-TAC.EU
FOR MORE PRODUCTS RANGE, INQUIRY PLEASE CONTACT OUR DISTRIBUTOR OR NEAREST
DEALERS. V-TAC EUROPE LTD. BULGARIA, PLOVDIV 4000, BUL.L.KARAVELOW 9B
Lithium Ion Batteries
SKU
12230
10
( as per conditions met)

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Summary of Contents for V-TAC VT-48280

  • Page 1 ( as per conditions met) INTRODUCTION Thank you for selecting and buying V-TAC Product. V-TAC will serve you the best. Please read these instructions carefully & keep this user manual handy for future reference. If you have any another query, please contact our dealer or local vendor from whom you have purchased the product.

  • Page 2: Table Of Contents

    Contents 1 Foreword............................. 1 2 Safety ..............................2 Safety Precautions........................2 Abuse Operation........................2 3 Overview ............................. 3 Product Description....................... 3 Features........................... 3 3.1.1 Basic Functions......................3 3.1.2 Application Scenario......................4 4 Application Description........................5 Parallel Connection Application.

  • Page 3: Foreword

    Overview This user manual mainly introduces product introduction, application descrip- tion, installation instructions, power-on instructions, maintenance instructions and provides instructions the VT-48280 ESS Series LFP battery pack for technical support engineers, maintenance engineers and users. Reader This document is mainly applicable to the following engineers...

  • Page 4: Safety

    2 Safety 2.1 Safety Precautions Before carrying out battery work, you must read carefully the safety precautions and master the correct installation and connection methods of the battery. Prohibit to turn it upside down, tilt, or collide. Prohibit to short-circuit the positive and negative poles of the battery, otherwise it will cause the battery to be damaged.

  • Page 5: Overview

    3 Overview Product Description The VT-48280 product use lithium iron phosphate (LFP) as the positive electrode material. It can be widely used in energy storage systems such as residential energy storage, back-up power, and PV self-consumption optimization. The battery pack is composed of 16 cells of LFP batteries in series connection, with low self-discharge, high energy density, and no memory effect.

  • Page 6: Application Scenario

    3 Overview • Parallel connection application Max. support 15pcs batteries in parallel connection. (Recommendation: for bettter performance, when the number of batteries exceeds 2pcs, please connect all batteries to the bus-bar.) Balance function • Support the cells balance function. Application Scenario The battery pack is used to provide backup power, load shifting, peaking shaving and can be used for residential energy storage, solar energy storage and other application scenarios.

  • Page 7: Application Description

    4 Application Description Parallel Connection Application The battery packs support parallel connection, and synchronously increases the backup time or backup power. Confirm the consistency between the battery packs, check the SOC and voltage and turn off the batteries before connecting them in parallel. Low-temperature Application •...

  • Page 8: Product Introduction

    5 Product Introduction The following conditions may cause the battery pack to be stored in a discharged state: After the utility power failure, the line/fault cannot be eliminated in time, and the power supply cannot be restored for a long time. After the installation and commissioning work is completed, the utility power is turned off directly, but the battery pack is not powered off, which will cause the battery to enter the low power consumption mode.

  • Page 9: Panel Introduction

    5 Product Introduction 5.2 Panel Introduction The panel is shown as follows. Fig. 5-2 Peration Panel...
  • Page 10 5 Product Introduction The definition of the VT-48280 operation panel is shown as folloaws. Table 5-1 Operation Panel Interface Definition Items Remark State of charge RUN/ALM To indicate the running or alarm status of battery J5 is used for communication between batteries.
  • Page 11 5 Product Introduction Table 5-4 The Alarm Indicator Definition Indication Status Battery Status Fault（Charge/Discharge MOS、NTC、 Keep On ADC Fault、Reverse Connection Fault） Keep Off Standby/Sleep/No issue Line specification: As shown in the figure: no buckle face up, from the top down, the line sequence is 12345678 Table 5-5 The Communication Port Definition J5/J6...

  • Page 12: Meaning Of Buzzer And Led Light

    5 Product Introduction 5.3Meaning of buzzer and LED light When the battery is normal SOC Light system buzzer state Light Light LED1 LED2 LED3 LED4 LED5 LED6 100% Always Always Always Always Always Always 83%~99 Always Always Always Always Always blink 67%~82 Always...
  • Page 13 5 Product Introduction 49%~33 Always Always Always extinguishextinguishextinguish 32%~17 Always Always extinguishextinguishextinguishextinguish 16%~8% Always extinguishextinguishextinguishextinguishextinguish 5Hz 7%~0% blink extinguishextinguishextinguishextinguishextinguish 1Hz 100%~84 Always Always Always Always Always Always 83%~66 Always Always Always Always Always extinguish 65%~50 Always Always Always Always extinguishextinguish Standing Always 49%~33 Always...
  • Page 14 5 Product Introduction Annotation： Cell extinct Always extinct extinct extinct loud Faults Precharge Faults extinct Always extinct extinct extinct extinct extinct loud D-Low temp extinct Always extinct extinct extinct extinct extinct Faults loud C-Low temp extinct Always extinct extinct extinct extinct extinct Faults...
  • Page 15 5 Product Introduction Hz: Response frequency ofBuzzer AND Light ADS Dialer instructions When the battery PACK is used in parallel, different packs can be distinguished by the hardware address, and the hardware location of each PACK in the whole battery stack The address is unique, and the hardware address can be set sequentially by means of a dip switch on the board, which is defined in the table below.

  • Page 16: Installation

    6 Installation Precautions for Installation Light intensity is required near the installation location. Comply with the safety operation technical regulations when lifting and handling heavy objects. Equipment and tools must be complete, intact, and reliable. It is strictly prohibited to use tools with cracks, burrs, loose handles, etc., that do not meet the safety standards.
  • Page 17 6 Installation The following table describes the tools and meters that may be used before installation. Table 6-1 Installation Manual forklift Electric forklift Tape measure Adjustable wrench Levelling Instrument Phillips screwdriver Ladder Claw Hammer Socket wrench Multimeter Insulated torque wrench Helmet Insulated shoes Anti-static gloves...

  • Page 18: Packing List

    6 Installation 6.3 Packing List Item Description Quantity VT-48280 battery GND cable Spirit Level Fixing Screws（Expansion Bolt） User Manual Warranty Card Packing List Bracket 6.4 Unpacking and Inspection After receiving the goods on-site, please check whether the packing box is intact and inspect the goods in time.

  • Page 19: Installation

    Step 1. Place the battery to a flat surface. NOTE Please place the VT-48280 battery on a flat surface, ensuring there is adequate space on both sides of the battery (recommended to be greater than 200mm). If possible, the installation site should be as spacious and ventilated as possible.
  • Page 20 6 Installation Step 3. Fix the 2pcs* ‘Fixing screws’ on the wall. Fig.6-2 Fix the Battery to the Wall Fig.6-3 Fix the Battery to the Wall...

  • Page 21: Cable Connection

    6 Installation 6.6 Cable Connection 6.6.1 Power Cable Connection NOTE Please contact Vtac or the supplier to purchase the following cables. They are maybe not included in the battery box and can be obtained in the Master/Slave Cable Kit provided by Vtac or the suppliers. How to use the touch-safe power cable connectors Press the unlock on the power cable while inserting the power cable into the socket.

  • Page 22: Communication Cable Connection

    6 Installation 6.6.2 Communication Cable Connection Locate the direction of the communication cable with the socket and then insert the communication cable to the socket. NOTE How to use the communication cable connectors Open the communication port cover, align it with the corresponding socket, and insert it.

  • Page 23: 120Ω Resistor Connection

    Step 1.Take out a 120Ω resistor from the 'Slave Battery Kit'. Step 2. Insert the 120Ω resistor into the 'COM 2' port of the last VT-48280. 6.6.4 Grounding Cable Connection Connect the grounding cable to the ground.

  • Page 24: Parallel Connection

    7 Parallel Connection If you will install less than 2pcs batteries (Battery quantity≤2), please refer to the following wiring configuration. Battery Quantity of Parallel Cable Kit 1 pc Master Cable Kit * 1 set Master Cable Kit * 1 set 2 pcs Slave Cable Kit * 1 set...
  • Page 25 7 Parallel Connection If you will install more than 2pcs batteries (No more than 15pcs) , you will have the following two system wiring options. Option 1. Connect all batteries to the bus bar. NOTE For this wiring solution, you will need to prepare bus bars and power cables to connect the bus bars to the inverter in addition.
  • Page 26 7 Parallel Connection Option 2. Connect batteries by ‘hand to hand’. NOTE If you want to use this wiring method, please note that the Max. output current of the inverter is set in advance to 200A. To avoid damaging to the BMS. Battery Quantity of Parallel Cable Kit Master Cable Kit * 2 set...
  • Page 27 7 Parallel Connection ATTENTION If you will install more than 2pcs batteries (Contains 2, no more than 15pcs), you need to pay attention to the connection of the parallel interface(J5). Fig 7-1 J5 Port Diagram If you will install more than 2pcs batteries，be sure to connect from the output of the last J5 to the input of the next J5.To avoid damaging to the BMS.

  • Page 28: Parameter Setting

    8 Make Your System Run ATTENTION Please strictly follow the steps below for check and operation. Vtac will not be responsible for any issues caused by improper operation. Parameter Setting Table 8-1 Parameter Setting Description Unit Value Nominal Voltage 51.2 Float Charge Voltage 58.4 Recommended Charge Current...

  • Page 29: Make Your System Run

    8 Make Your System Run Check before Running Step 1. Check whether the cables are connected correctly. Step 2. Check whether the batteries are grounded. Step 3. Check these following status of switchs. The power switch of the battery should be off. The DC switch of the inverter should be off.

  • Page 30: Shipment & Maintenance & Storage

    9 Shipment & Maintenance & Storage Shipment It is suitable for the transportation of vehicles, ships and airplanes. During transportation, shading, sun protection and civilized loading and unloading should be performed. The box containing the product is allowed to be transported by any means of transportation.

  • Page 31: Routine Maintenance

    9 Shipment & Maintenance & Storage 9.2.2 Routine Maintenance The staff should perform visual inspection on VT-48280 battery according to the inspection plan, please refer to the following table for maintenance. Table 9-1 Routine Maintenance（Every three-month） Items Standard Dealing If the surface is dirty, clean the...

  • Page 32: Battery Storage

    9 Shipment & Maintenance & Storage Table 9-2 Routine Maintenance（Every six-month） Items Standard Action Check whether happens alarm action, （Suggested） Have a complete charge & discharge and please check with the alarm list. Complete cycleunder the equipment no Please contact with supplier or the Cycle lack of power.

  • Page 33: Trouble Shooting

    10 Trouble Shooting Please refer to the table below to deal with common faults： Table 10-1 FAQ Phenomenon Possible cause Solution The power cable of the battery Reconnect the power cable of the battery   pack is not properly connected. pack.

  • Page 34: Warranty

    11 Warranty Except for the following and the conditions specified in the contract, you can go to the supplier or the authorized dealers for reasonable warranty and maintenance. Failure of equipment caused by unauthorized disassembly and maintenance operations without the supplier or the authorized dealers is not within the scope of the warranty. Equipment damage caused by negligence during storage and transportation is not covered by the warranty.

  • Page 35: Abbreviations

    12 Abbreviations Battery Management System Depth Height Liquid Crystal Display LiFePO4 MOSFET Metal-Oxide-Semiconductor Field-Effect Transistor Negative Temperature Coefficient Personal Computer Printed Circuit Board Power Conversion System Remote Terminal Unit Stat...

  • Page 36: Screen Instructions

    13.Screen instructions 1. After the battery is turned on, enter the Home main interface，the displayed contents include V,I,SOC, and SOH. Interface Abbreviation of name Full name Voltage Current Home State Of Charge State Of Health Click → as shown in the picture to enter the second interface. 2.The contents displayed on the second page include Addr, Rem Cap, Tot Cap, TEMP1-4, Env Temp, MOSTemp, and CELLS1-16.
  • Page 37 13.Screen instructions Abbreviation of name Full name Addr Address Rem Cap Remnant capacity Battery Tot Cap Total capacity Info Temp1~4 Temperature1~4 Env Temp Environment temperature MOSTemp MOS temperature Cells1~16 Cells1~16 Click → as shown in the picture to enter the third interface . 3.The contents displayed on the third page include TV_L, TV_H, SV_L, SV_H, D_C, C_C, S_C, D_T_H, and C_T_H , D_T_L, C_T_L, MOS _H, SV_H_H, SV_L_L, E_H, TV_H_H, PRE_CHA, ID_OVER, BAT_FAULT...
  • Page 38 13.Screen instructions MOS _H MOS temperature_high SV_H_H Single voltage high_high SV_L_L Single voltage low_low Environment temperature_high TV_H_H Total voltage is high _high PRE_CHA Pre_charge fault ID_OVER ID_Overtime BAT_FAULT Battery_Fault Environment temperature_low Click → as shown in the picture to enter the fourth interface. 4、The Inverter, language, and Version are displayed.

  • Page 39: Wireless Module（App)

    14.Wireless module instructions(APP) 1.Overview IOE APP allows users to connect to devices by turning on Bluetooth, and has rich device information synchronization functions, allowing users to easily obtain detailed device data and grasp device status in real time. At the same time, its remote control function can keep the equipment in optimal operating condition anytime and anywhere.
  • Page 40 14.Wireless module instructions(APP) click the three... buttons in the upper right corner and click to open it with a browser and download it to install the APP. 4.Instructions for use （1）Installation via QR code. Stp1. Scan the QR code on the right. Stp2.
  • Page 41 14.Wireless module instructions(APP) Figure 4:Browser download Figure 5:Android stallation Figure 6:IOS installation You can also search for IOE green energy through Google Play or IOS APP store to download and install it, as shown in the figure below. Figure 7: Search for downloads...
  • Page 42 14.Wireless module instructions(APP) 4.1 Log in Figure: Log in Page description: This picture is the APP login page. You can enter the user's account (email) and password to log in. Click "EN" to enter the Chinese login interface. Click "register" to jump to the registration page. 4.2 Register Figure: register...
  • Page 43 14.Wireless module instructions(APP) Page description: This picture shows the APP registration page. You can enter your email (login account), password, confirmation password, and email verification code to complete the registration operation. Email verification code is valid for 2 hours 4.3 APP Homepage Figure 1：APP home page...
  • Page 44 14.Wireless module instructions(APP) Page description: This picture is the homepage of the APP. The instrument panel shows the SOC value. Under the dashboard is the total voltage, total current, maximum temperature, minimum temperature, cumulative charging capacity, and cumulative discharge capacity. Click "Number batteries"...
  • Page 45 14.Wireless module instructions(APP) Figure 4：IOE setting Page description: This picture is the IOE setting page, which can read and set the Wi-Fi name& password and select inverter.
  • Page 46 14.Wireless module instructions(APP) 4.5.1 Inverter Selection Figure 5：Inverter selection The inverter selection currently supports ten models, two communication methods (CAN/RS485), and multiple frequency options.
  • Page 47 14.Wireless module instructions(APP) 4.5.2 WIFI Setting Figure 6:WIFI setting Click WiFi Setting ,then a setting box will pop up. After entering the WiFi information and clicking Confirm, the WiFi information of the communication box will be set.
  • Page 48 14.Wireless module instructions(APP) 4.6 Upgrade Click "Upgrade" on the homepage to enter the setting interface, as shown in Figure 7: Figure 7：Upgrade Page description: This picture shows the upgrade page. Click "Upgrade" to choose to upgrade CM100 or BMS. 4.7 Battery Pack Information Click "Number batteries"...
  • Page 49 14.Wireless module instructions(APP) Figure 8：Battery pack list Page description: This picture is the battery pack list page, which can display the SOC of multiple battery packs. Click on a single pack to jump to the corresponding battery pack details page, as shown in Figure 9...
  • Page 50 14.Wireless module instructions(APP) Figure 9: Battery pack details Page description: This picture is the battery pack information page, which can display the total voltage, total current, battery string number, heating MOS, discharge MOS, charging MOS, minimum voltage of a single cell, maximum voltage of a single cell, maximum temperature, and minimum of the battery pack.
  • Page 51 14.Wireless module instructions(APP) Figure 10: Parameter Setting...
  • Page 52 14.Wireless module instructions(APP) 4.9 More Information Click on more information about the battery pack details to jump to the more information page, as shown below: Figure 11:More Information This page can display the voltage information from V1 to V16 and the temperature information from T1 to T4 to facilitate users to check the battery status.
  • Page 53 14.Wireless module instructions(APP) Figure 12:System settings 4.11 System Alarm Click the alarm icon in the upper right corner of the battery pack details to view system alarm information, allowing users to immediately understand the problem, as shown below:...
  • Page 54 14.Wireless module instructions(APP) Figure 13:System alarm 4.12 High-Pressure Interface When currently on the Bluetooth interface, if you want to return to the homepage, a pop-up prompt will appear to select either the low-pressure or high-pressure page to facilitate users in viewing device information in different environments, as shown below:...
  • Page 55 14.Wireless module instructions(APP) 4.13 High-Pressure Master Details Interface When currently on the high-pressure interface, the battery pack information button will be switched to two modules: master and slave information. Clicking on master details will enter the master details page, as shown below:...
  • Page 56 14.Wireless module instructions(APP) 4.14 High-Pressure Slave Details Interface When currently on the high-pressure interface, the battery pack information button will be switched to two modules: master and slave information. Clicking on slave details will enter the slave details page, as shown below:...
  • Page 57 14.Wireless module instructions(APP) Recommend charging method declared by the manufacturer： Charge the battery at constant current 140A until voltage reaches 58.4V, then charge at constant voltage 58.4V till charge current is 14A.
  • Page 58 Manufacturer's Name: LEDXPRESS LIGHTING TECHNOLOGY CO.,LTD. Product name: Lithium Ion Batteries Model : VT-48280 Operating Temperature: -20° C to 60° C This device was tested for operations. To comply with RF exposure requirements, a minimum separation distance of 20 cm must be maintained between the user’s body and the handset, including the antenna.

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12230