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Sofar BTS E5-DS5 User Manual

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BTS E5~20-DS5 User Manual
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Summary of Contents for Sofar BTS E5-DS5

  • Page 1 BTS E5~20-DS5 User Manual...

  • Page 3: Table Of Contents

    BTS E5~20-DS5 User Manual Contents Preface........................ 3 1. Basic Safety Information................6 1.1 Requirement for Installation and Maintenance....6 1.2 Description of safety information symbols..........9 2. Product Introduction..................12 Product overview................12 Product Model Description...............13 Product Appearance................15 Indicator lights description............ 17 Product label..................
  • Page 4 BTS E5~20-DS5 User Manual Install the protective cover..............43 5. Commissioning....................45 Double Check................... 45 Electrify for the First Time（Important）........45 Battery Parameter Settings............... 45 Software Update................47 Battery Powered Off................. 48 6. Trouble shooting and maintenance..............49 Troubleshooting................. 49 Daily Maintenance..............54 Battery Module Storage Requirements and Power Supply.......................

  • Page 5: Preface

    (including software, etc.), not allow to duplication and publishment in any form and any way. All rights reserved, SOFAR reserves the right of final interpretation. This manual subject to modify according to user's or customer's feedback. Please check our website at...
  • Page 6 BTS E5~20-DS5 User Manual Document Updates V3.0 2023-10-27 Outline describes assembly, installation, commissioning, maintenance and failure of the product. Please read it carefully before operating. Scope of Validity This product user manual describes the installation, electrical connection, debugging, maintenance and troubleshooting of BTS series intelligent battery system.
  • Page 7 BTS E5~20-DS5 User Manual absolutely adhered to avoid personal injury and property damage. The symbols used in this manual are listed below. “Danger”indicates a hazardous situation which, if not avoided, will result in death or serious injury. Danger “Warning”indicates hazardous situation which, if not avoided, could result in death or serious injury.

  • Page 8: Basic Safety Information

    Before installing and maintaining the device, disconnect the device from the external device using the DC switch. Otherwise, the high voltage may cause serious injury. SOFAR will not be responsible for any personal injury or property injury caused by improper use.
  • Page 9 BTS E5~20-DS5 User Manual Installation and maintenance personnel requirements The personnel responsible for installation and maintenance of the equipment for the first voyage must first receive strict training, understand various safety precautions and master correct operation methods. Only qualified professionals or trained personnel are ...
  • Page 10 You can ask your installer or SOFAR for help is necessary. This product contains battery module through UN38.3, belongs to the ninth category of dangerous goods. Therefore, loading and unloading must comply with local laws and regulations and industry standards during transportation.

  • Page 11: Description Of Safety Information Symbols

    Only touch the screen and pressing key of the Caution product while it is working Batteries should be grounded in accordance to the requirements of the local electrical Attention grid company To ensure that the battery is used in the equipment system authorized by SOFAR, and...
  • Page 12 BTS E5~20-DS5 User Manual the battery is damaged or other losses caused by illegal use or unauthorized use of Warning the equipment by SOFAR. SOFAR has the right not to do warranty, not to bear joint liability. Sings on the battery module The battery module carries a number of safety related labels.
  • Page 13 BTS E5~20-DS5 User Manual Sings on the battery distribution unit The battery distribution unit carries a number of safety related labels. Make sure to read and understand the labels carefully before installing the device. Symbols Name Explanation There is a high voltage,when the battery is powered on.

  • Page 14: Product Introduction

    BTS E5~20-DS5 User Manual Product Introduction Product overview BTS series intelligent battery system is mainly composed of battery module and battery distribution unit. The input and output voltages are high DC voltage. The system adopts modular design and stacked installation method. The capacity can be flexibly configured based on actual requirements.

  • Page 15: Product Model Description

    BTS 5K Product Model Description Battery module： Figure 2-2 Battery module model identifiers Table 2-2 Battery module model demonstration Identifiers Meaning Specification SOFAR BTS series Product series name battery module ① name 5K: Battery nominal Battery module energy module energy is ②...
  • Page 16 BTS E5~20-DS5 User Manual SOFAR BTS series Product series name -battery module ① name 5K: Battery module Battery module energy nominal energy is ② grade 5.12kWh BDU: Battery System Unit ③ distribution unit Battery system： Figure 2-4 Battery system model identifiers...

  • Page 17: Product Appearance

    BTS E5~20-DS5 User Manual DS5：Battery Battery module mode ③ module is BTS 5K Product Appearance Front surface Back surface Figure .2-5 System appearance diagram Table 2-5 System appearance definition Definition Definition Indicator light Base DC switch Black startup switch Battery distribution unit Heat sink Battery module Battery distribution unit：...
  • Page 18 BTS E5~20-DS5 User Manual Figure.2-6 Schematic diagram of battery power distribution unit ports Table 2-6 Interface definition of battery power distribution unit Definition Definition Battery distribution DC switch unit Black startup switch BDU communication output（COM-OUT） Battery input（BAT IN） Fuse Battery output（BAT BDU cascading Out）...

  • Page 19: Indicator Lights Description

    BTS E5~20-DS5 User Manual Output terminal B+ Communication input （Link Port In） Output terminal B- Right side handle Indicator lights description Figure.2-8 Indicator diagram Normal status indicator light： Table 2-8. Normal status indicator light definition Status Status Alarm SOC light light light Shutdown...

  • Page 20: Product Label

    BTS E5~20-DS5 User Manual (t=1s) 40%~59% (t=1s) 60%~79% (t=1s) 80%~100% (t=1s) Table 2-10 SOC indicator light definition while discharging SOC Value SOC light 0%~4% 5%~19% 20%~39% 40%~59% 60%~79% 80%~100% Product label Battery distribution unit：...
  • Page 21 BTS E5~20-DS5 User Manual Figure.2-9 Battery distribution unit label Battery module： Figure.2-10 Battery module label The picture is for reference only, please refer to the actual product. Note...

  • Page 22: System Capacity Expansion Description

    BTS E5~20-DS5 User Manual System capacity expansion description The BTS series intelligent battery system supports capacity expansion. Up to four battery modules are managed by one BDU and supports up two BDU in a communication network. Each BDU has independent output. The expandable capacity of the single-cluster battery system ranges is 5.12kWh ~ 20.48kWh.

  • Page 23: Product Installation

    BTS E5~20-DS5 User Manual Product Installation Announcements Do not install batteries on flammable materials. Do not install batteries in places where flammable or explosive materials are stored. Danger The enclosures and fins are very hot when battery modules is operated, so do not install battery systems where you may inadvertently Careful come into contact with them.

  • Page 24: Preparation For Installation Tools

    BTS E5~20-DS5 User Manual Please check the assembly list in the box. Note Preparation for Installation Tools Prepare tools for installation and electrical connections. Table 3-1 Tools required for installation and electrical connections Tool Model Function Hammer drill Used to drill holes on Recommen the wall.

  • Page 25: Installation Environment

    BTS E5~20-DS5 User Manual of the battery are correct, and the grounding is reliable Marker Mark signs Measuring Measure distance tape Ensure the rear panel is Level properly installed Installer wear when ESD gloves installing product Safety Installer wear when goggle drill holes Installer wear when...

  • Page 26: Installation Space

    BTS E5~20-DS5 User Manual Installation Environment Diagram Figure. 3-1 Installation Space To ensure sufficient space for installation and heat dissipation, reserve enough space around the BTS series battery system. The requirements are as follows: Figure. 3-2 Installation space diagram...

  • Page 27: Battery System Installation

    BTS E5~20-DS5 User Manual Battery system installation Installation dimensions diagram： Figure. 3-3 System installation dimensions diagram Base installation Procedure： 1）Place the base against the wall and keep it 10 to 25 mm away from the wall surface. Use a level to adjust the hole position and mark the hole position with a marker.
  • Page 28 BTS E5~20-DS5 User Manual with a marker according to the dimensions shown in Figure 3-3. Figure. 3-4 base installation diagram Fixed installation between modules： Procedure： 1）Place the first battery module on the base. 2）Install connectors on both sides and tighten the six screws with a cross screwdriver.
  • Page 29 BTS E5~20-DS5 User Manual Figure. 3-5 Battery module installation diagram Anti-tip bracket installation： Procedure： 1）Drill holes with a hammer drill (φ 8mm, depth range 60-65 mm). Reposition and drill the holes, if the original one has a large deviation. 2）Install the anti-tip bracket B on the wall, and fasten expansion bolt.
  • Page 30 BTS E5~20-DS5 User Manual Figure. 3-6 Schematic diagram of wall fixing installation...

  • Page 31: Electrical Connection

    BTS E5~20-DS5 User Manual Electrical Connection This product is used for battery energy storage PV system. Equipment can be damaged if not used as intended. Only professional electrical engineers can install and maintain batteries. When making electrical connections, wear rubber gloves and protective clothing. When connecting the device electrically, you must first connect the protection ground cable.

  • Page 32: Preparation Of Connection Cables

    BTS E5~20-DS5 User Manual Preparation of Connection Cables Figure 4-1 System connection diagram Table 4-1 Cables prepared by customers Recommended Cable specifications Power cable connect the UL10269 10AWG BDU to inverter Grounding cable UL10269 8AWG Electrical Connection for Internal System 4.2.1 Protection grounding cable connection Procedure：...

  • Page 33: Power Cables Connection

    BTS E5~20-DS5 User Manual Figure. 4-2 Grounding cable connection diagram 4.2.2 Power cables connection As shown in Figure 4-3, connect the BAT-IN power port on the BDU to the positive and negative terminals (B+ and B-) of the battery module using power cables. Connect the remaining battery modules from top to bottom in this way, and secure the cables using cable ties.

  • Page 34: Communication Cable Connection

    BTS E5~20-DS5 User Manual Figure. 4-3 Diagram of internal power cable connection 4.2.3 Communication cable connection Procedure： Connect the Link Port on the BDU to the Link Port In Port on the battery module by using a communications cable, lock the big nut and then the smaller nut clockwise to ensure a reliable connection, and connect the remaining battery modules from top to bottom, and secure them with cable ties.
  • Page 35 BTS E5~20-DS5 User Manual Figure. 4-4 Diagram of internal signal cable connection For the safety of the battery system with a single cluster capacity of 20.48kWh, a base Note installation package is recommended and divided into two columns for installation. The following points should be paid attention to during electrical connection: Connect the power cable.
  • Page 36 BTS E5~20-DS5 User Manual For communications cable connections, connect the Link Port In on the uppermost battery module in one column (without the BDU) to the Link Port Out on the bottom battery module in the other column. Figure. 4-5 Battery cluster installation diagram for 20kWh...

  • Page 37: External Electrical Connection

    BTS E5~20-DS5 User Manual External Electrical Connection 4.3.1 External Electrical Connection The following is an example of the SOFAR storage inverter HYD 5/6/8/10/15/20KTL-3PH. Figure. 4-6 System Connection Diagram (For Australia, New Zealand and South Africa) This is the schematic diagram of the application system where neutral line and ground line are connected together.
  • Page 38 BTS E5~20-DS5 User Manual Figure. 4-7 System Connection Diagram 4.3.2 External ground Connection of the PGND cable Step1: Crimp OT terminals When stripping the cable, do not scratch the core of the cable. The grounding cable must be prepared by yourself. the grounding cable must be 8AWG and meet the requirements for outdoor use.
  • Page 39 BTS E5~20-DS5 User Manual Diagram of Crimping OT terminals Figure. 4-8 Step 2: As shown in Figure 4-8, install a protection ground cable at the ground terminal on the right of the BDU and connect it to the external ground protection point. Figure.

  • Page 40: Dc Power Cable Installation

    BTS E5~20-DS5 User Manual 4.3.3 DC power cable installation Procedure： Select proper cable types and specifications based on Table 4-1. Remove cable connectors from positive and negative connectors. (It is suggested to use different colors to distinguish positive and negative poles). Use a wire stripper to strip off the insulation layer of the positive and negative cables to a proper length.
  • Page 41 BTS E5~20-DS5 User Manual To remove the BAT positive and negative connectors from the battery module or battery power distribution unit, insert the BAT positive and negative connectors into the bayonet and press them down to remove the DC connectors, as shown in Figure 4-11.

  • Page 42: 4.3.4 Bms Communication Cable Installation

    BTS E5~20-DS5 User Manual Figure. 4-12 Battery power cable Installation diagram 4.3.4 BMS communication cable installation Install the communication cable delivered with the accessories to the COM-OUT port of the battery distribution box, and connect the other end to the BMS communication ports CAN-H and CAN-L of the inverter respectively according to the label definition.

  • Page 43: Battery Parallel Installation

    BTS E5~20-DS5 User Manual The COM-OUT port pins of the battery distribution unit(BDU) are defined as follows： Figure. 4-14 COM-OUT port pin definition for battery distribution box Table 4-2 Communication cable pin definition Wire color Definition PIN1 Orange White PIN2 Orange PIN3 Green White...

  • Page 44: Fuse Replacement

    BTS E5~20-DS5 User Manual Figure. 4-15 Diagram of battery parallel installation Fuse replacement If the fuse of the battery distribution unit is damaged, replace it by a professional engineer Procedure： To power OFF the battery system, set the switch of the battery distribution unit to OFF, turn OFF the indicator of the battery black start switch, and all the LED indicator of the battery distribution unit is OFF.

  • Page 45: Install The Protective Cover

    BTS E5~20-DS5 User Manual Open the fuse box backward, take out the damaged fuse, place a new fuse in the fuse slot, and close the fuse box until you hear a clicking sound, indicating that the fuse box is installed in place. Figure.
  • Page 46 BTS E5~20-DS5 User Manual Tighten the protective cover with screws. Figure. 4-18 Diagram of installing protective cover...

  • Page 47: Commissioning

    Observe the LED indicator on the BDU to check the running status. Battery Parameter Settings If the system uses SOFAR HYD series inverter, the battery parameters can be set as follows: Procedure： Battery Parameter Settings...
  • Page 48 BTS E5~20-DS5 User Manual Battery type settings： Set discharge depth: Set the following parameters as required： ①Discharge Depth： ② EPS Discharge Depth： ③EPS Safety Buffer Set force charge time（The time difference is no less than 3 hours） Save If batteries are connected to both battery channels of the inverter, perform the preceding steps to set battery parameters for batteries 1 and Note...

  • Page 49: Software Update

     configuration, the corresponding PCU output is enabled or disabled. If the batteries quantity is incorrect, check the communications cable connection. Software Update The product can be upgraded through the software of SOFAR series energy storage inverters maximize performance of the product and avoid the abnormal operation of the product caused by software bugs.

  • Page 50: Battery Powered Off

    BTS E5~20-DS5 User Manual Perform the following operations on the LCD of SOFAR HYD series energy storage inverter： If an error message occurs, upgrade again. If this situation persists for several times, contact technical support for help. After the upgrade is complete,you can view the current software version in System Info >>...

  • Page 51: Trouble Shooting And Maintenance

    If the SOFAR HYD series hybrid energy storage inverter is used, you can view the recorded fault information by following the following steps: Press "Back" on the home screen to enter the main menu, select "Event List"...
  • Page 52 BTS E5~20-DS5 User Manual BMS under voltage alarm faulty. Shut down the inverter and lithium BMS high temperature battery. Wait for 5 alarm minutes and start the BMS low temperature inverter and lithium alarm battery. Check whether BMS over current alarm the fault is rectified.
  • Page 53 BTS E5~20-DS5 User Manual please contact technical support . If the battery is almost fully, no action is Charging prohibition required. Otherwise, alarm please contact technical support . If the battery is almost empty, no action is Discharging prohibition required. Otherwise, alarm please contact technical support .
  • Page 54 BTS E5~20-DS5 User Manual Permanent battery problem is not resolved, undervoltage please contact technical support. Permanent Instant overcurrent Permanent hardware overcurrent Permanent battery activation failed Check whether the wiring is correct and Permanent bus reverse restart the battery. If the connection problem is not resolved, please contact technical...
  • Page 55 BTS E5~20-DS5 User Manual support. Check whether the wiring is correct and restart the battery. If the Battery reversal problem is not resolved, please contact technical support. Restart the battery. If the problem is not resolved or occurs Fusing failure frequently, please contact technical support.

  • Page 56: Daily Maintenance

    BTS E5~20-DS5 User Manual Daily Maintenance After the battery is powered off for 5 minutes, ensure that the capacitor inside the battery is discharged before maintenance. Attention Batteries usually do not require maintenance or calibration, but ensure that the radiator is not covered with dust, dirt, etc. Clean the battery module Please clean the battery module with an air blower, a dry &...
  • Page 57 BTS E5~20-DS5 User Manual When storing the battery module, place it correctly. Do  not put the battery module upside down or on its side. If the battery module is stored for a long time, replenish  the power supply periodically. Battery module power supply requirements: the charging current is less than or equal to 7A, and the battery module needs to be charged to 50%SOC.

  • Page 58: Datasheet

    BTS E5~20-DS5 User Manual DataSheet Model E5-DS5 E10-DS5 E15-DS5 E20-DS5 System Schematic Battery Type[1] Battery Distribution BTS 5K-BDU Unit Number of Battery Distribution Unit Battery BTS 5K Module Number of Battery Modules Battery Total 5.12kWh 10.24kWh 15.36kWh 20.48kWh Energy[2] Rated 100Ah 200Ah 300Ah...
  • Page 59 BTS E5~20-DS5 User Manual Operating Voltage 350-435 Vd.c. Range Max. Charging Current Max. Discharging 7.5A 22.5A Current General parameters Display Communicati Dimension(W 708*680*170 708*1100*170 708*1520*170 708*170*1940 *H*D) Weight 59kg 110kg 161kg 212kg Enclosure IP65 Type Cooling Natural Operating Temperature Charge: 0 ° C to +50 ° C / Discharge: -10 ° C to +50 ° C Range[3] Humidity 5~95%...
  • Page 60 BTS E5~20-DS5 User Manual Battery Module 5.12kWh Energy Nominal 400 Vd.c. Voltage Rated Power 2.5kW Dimensions( 708*420*170 mm W*H*D) Weight 50kg Battery distribution unit Model BTS 5K-BDU Operating Voltage 350-435 Vd.c. Range Maximum Current Number of BTS 5K Protective Class I Class Enclosure IP65...
  • Page 61 BTS E5~20-DS5 User Manual [2]Test conditions:0.2C charge/discharge at 25℃,100%DOD. [3]Refer to the temperature derating curve. [4]If the altitude is >2000m, derating operation is required, refer to the derating curve. [5]Noise level (typical): < 30 dB(A) @1 m, 30 ° C, stable and rated power conditions.

  • Page 62: Manufacturer's Warranty And Liability Terms

    Manufacturer's Warranty and Liability Terms Warranty period Warranty period and calculation method of SOFAR battery products refer to the Quality Assurance Agreement of SOFAR BTS Series Intelligent lithium battery System. Extended warranty period If the purchased battery exceeds the warranty period stipulated...
  • Page 63 BTS E5~20-DS5 User Manual Invalid warranty clause Equipment failure caused by the following reasons is not covered by the warranty: The "warranty card" has not been sent to the distributor or Shenzhen SOFARSOLAR Co., LTD; Without the consent of Shenzhen SOFARSOLAR Co., LTD to change equipment or replace parts;...
  • Page 64 BTS E5~20-DS5 User Manual...

This manual is also suitable for:

Bts e20-ds5Bts e10-ds5Bts e15-ds5

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