Related Manuals for BST MD48 Series
Summary of Contents for BST MD48 Series
- Page 1 MD48 Series Utilizing clean energy efficiently to keep the earth infinitely green USER MANUAL For residential energy storage Scan for more information...
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Page 2: Table Of Contents
1.2 DURING OPERATION ..........02 INTRODUCTION TO MD48 SERIES 2.1 KEY FEATURES. -
Page 3: Safety Precautions
Precautions 01 SAFETY PRECAUTION • It is very important and necessary to read the user manual carefully before in- stalling or using the battery. Failure to follow any of the instructions or warnings in this document can result in electrical shock, serious injury, death, or may dam- age the battery and the whole system. -
Page 4: During Operation
Precautions 1.2 DURING OPERATION • If the battery system needs to be moved or repaired, the power must be cut off first and the battery is completely shut down. • It is prohibited to put the batteries working with faulty or incompatible inverter. •... -
Page 5: Introduction To Md48 Series
02 INTRODUCTION TO MD48 SERIES The MD48 series includes two products, MD48-50-2U and MD48-100-3U. They are high-performance energy storage battery systems independently developed by BST, which are suitable for T4 Internet Data Center and residential energy storage and other application scenarios. 2.1 KEY FEATURES •... -
Page 6: Interface Introduction
⑤: RS485-3 port — For communication with Growatt inverters. ⑥: ON/OFF button — To start or shut down the battery. ⑦: CAN-1 port — For communication with BST, Sofar, Sermatec, Goodwe, Solis and Deye inverters. ⑧: Status Indicators — Includes RUN and ALARM indicator. -
Page 7: Specifications
Altitude Ingress Protection IP20 Communication Interface CAN, RS485 ( Optional WIFI, BLE) Certification UN38.3, EN 61000-6-1, EN 61000-6-3, IEC62619 BST/SMA/Deye/GOODWE/Growatt/Sofar/Solis/Victron/Voltronic/ Compatible Inverters Sermatec *When the temperature is not in the range of 0 ~ 40℃, the performance will be limited. - Page 8 Introduction 440mm 484mm Figure 2.4.1 Overall dimensions of MD48-50-2U 440mm 484mm Figure 2.4.2 Overall dimensions of MD48-100-3U...
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Page 9: Safe Handling Guide
Handling guide 03 SAFE HANDLING GUIDE 3.1 TOOLS The following tools are required to install the battery pack: • Cross screwdriver. • Wire cutter. • RJ45 crimping plier. • Hydraulic cable plier. • Multimeter. Note: 1) Use properly insulated tools to prevent accidental electric shock or short circuits. 2) If insulated tools are not available, cover the entire exposed metal surfaces of the availa- ble tools, except their tips, with electrical tape. -
Page 10: Installation And Operation
Communication Cable Table 4.1.1 Packing list of MD48-50-2U Item Part Name Description Unit Quantity Battery MD48-50-2U User Manual For MD48 series Positive pole Orange/0.16m/4AWG parallel cable Negative pole Black/0.16m/4AWG parallel cable For CAN communication / 2m RJ45 communication cable For RS485 communication / 0.2m Grounding wire Black/1.5m/10AWG... - Page 11 Installation Table 4.1.2 Packing list of MD48-100-3U Item Part Name Description Unit Quantity Battery MD48-100-3U User Manual For MD48 series Positive pole Orange/0.16m/4AWG parallel cable Negative pole Black/0.16m/4AWG parallel cable For CAN communication / 2m RJ45 communication cable For RS485 communication / 0.2m Grounding wire Black/1.5m/10AWG...
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Page 12: Electrical Wiring Connection
7) Connect the other end of the positive power cable to the inverter. Note: 1) Be sure to use the power cable connector dedicated to BST to connect the battery, other- wise it may be dangerous due to poor connection. -
Page 13: Routine Operation
Operation 4.4 ROUTINE OPERATION 4.4.1 On/off • Switch on: When battery is shut down, press the wake up button for 2~3 seconds. It will be activated when the LED lights flicker from the lowest capacity indicator to the RUN indicator. •... - Page 14 Operation 1) SOC status State Charging Discharging SOC indicators LED1 LED2 LED3 LED4 LED1 LED2 LED3 LED4 0～25% Flash Flash 25～50% Flash 50～75% Flash 75～100% RUN Indicator Flash 2) Operation status Mode Normal / alarm / protection Alarm indicator Run indicator Power Off Sleep Normal...
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Page 15: Parallel Use Of Batteries
They support up to 15 parallel units respectively. For parallel connection between batteries and communication cascade • between batteries, the original cable of BST must be used. Conditions for parallel connection of multiple batteries: the SOC is the same, •... - Page 16 Operation • MD48-50-2U and MD48-100-3U supports master-slave parallel mode. Each MD48-50-2U and MD48-100-3U can be used as a master and others as slaves. • In parallel operation, the dialer must be used to assign different addresses to each module. The dialer is binary, please refer to the following table for settings. Dial Switch Position Dial Switch Position Dial Switch Position...
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Page 17: Others
Others 05 OTHERS 5.1 TROUBLE SHOOTING 5.1.1 Problem Determination based on: • Whether the battery can turn on or not; • If the battery is turned on, check the red light is off, flashing or lighting; • If the red light is off, check whether the battery can charge/discharge or not. 5.1.2 Preliminary Determination Steps •... -
Page 18: Emergency Situations
Operation Can not charge 1) Disconnect the power cables and measure voltage of the inverter. 2) If the voltage is 56.8~57.6V, restart the battery, connect the power cables and try again. 3) If the battery still cannot be charged, turn off the unit and contact us. Can not discharge 1) Disconnect the power cables and measure the voltage on battery side. -
Page 19: Contact
Contact 5.3 CONTACT Please contact us if you need technical support. You may need to provide the following information: • Item No. of inverter. • Product series. • and description. LED flashing status • Configuration of your system. - Page 20 BST POWER (SHENZHEN) LIMITED Add: A, B, C No.37 Xinlong Road, Dakang Community, Hengang Street, Longgang District, ShenZhen, China Tel: +86-0755-84260300，84260303 Fax: +86-0755-84260306 Email: sales@bstbattery.com Web: www.bstbattery.com...
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