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B3 ESS Unit User Manual

Statement of Law

No part of this documentation maybe excerpted, reproduced, translated,

annotated or duplicated in any form or by any means without the prior

This product complies with the design requirements of environmental protection and personal

safety. The storage, use and disposal of the products shall be carried out in accordance with the

product manual, relevant contract or relevant laws and regulations.

Customer can check the related information on the website of Jiangsu Daqin New Energy
Technology Co., Ltd when the product or technology is updated. Web URL

：

http://www.dyness.net/

Please note that the product can be modified without prior notice.

Revision History

Revision NO.

Revision Date

Revision Reason

1.0

2019.04.24

First Published

1.1

2019.06.24

1. System adds DIP switch

2. Renamed B4874 to B3

1.2

2019.07.29

Update the cable specification

修

订

历

史

产

品

版

本

Содержание B3 ESS B4870

Страница 1: ...B3 ESS Unit User Manual ...

Страница 2: ...rent Protection 10 2 4 3 Temperature Protection 10 2 4 4 Other Protection 11 3 Installation and Configuration 12 3 1 Ready for installation 12 3 1 1 Environmental requirements 12 3 1 2 Tools and data 12 3 1 3 Technical preparation 13 3 1 4 Unpacking inspection 13 3 1 5 Engineering coordination 13 3 2 Equipment installation 14 3 2 1 Installation preparation 15 3 2 2 Mechanical installation 15 3 2 3...

Страница 3: ...and personal safety The storage use and disposal of the products shall be carried out in accordance with the product manual relevant contract or relevant laws and regulations Customer can check the related information on the website of Jiangsu Daqin New Energy Technology Co Ltd when the product or technology is updated Web URL http www dyness net Please note that the product can be modified withou...

Страница 4: ...pany device breakdown due to improper operation will not be covered under warranty Caution We have strict inspection to ensure the quality when products are shipped out however please contact us if case bulging or another abnormal phenomenon For your safety device shall be ground connected properly before normal use To assure the proper use please make sure parameters among the relevant device are...

Страница 5: ...cess power of photovoltaic power generation can be stored in the battery At night or when needed the stored electrical energy can be used to supply power to the electrical equipment which can improve the efficiency of photovoltaic power generation peak load shifting and emergency power backup This user manual details the basic structure parameters basic procedures and methods of installation and o...

Страница 6: ...fer with longer life span Carries battery management system with better performance possesses protection function like over discharge over charge over current abnormal temperature Self management on charging and discharging Single core balancing function Intelligent design configures integrated inspection module with 3 remote functions remote measuring remote communicating and remote controlling F...

Страница 7: ...nd must be professionally recycled After the battery life is terminated the battery can continue to be used after it recycled by the professional recycling organization and do not discard it at will This battery product meets European directive requirements This battery product passed the TUV certification test Dangerous goods warning label on the top of the battery module ...

Страница 8: ...rameter value B3 Parameter value Nominal Voltage V 48 48 48 Work Voltage Range V 42 54 75 42 54 75 42 54 75 Nominal Capacity Ah 70 74 75 Nominal Energy kWh 3 36 3 55 3 6 Nominal Power kW 1 0 1 06 1 08 Max Power kW 2 4 2 4 2 4 3S Peak Power kW 2 64 2 64 2 64 3S Peak Current A 55 55 55 Charging Current A 35 37 37 5 Discharge Current A 35 37 37 5 2 3 Interface Definition This section elaborates on in...

Страница 9: ...fter the condition of trigger protection is released it can be automatically closed 8 RUN Green light flashing during standby and charging mode Green light always on when discharging 9 CAN 485 Communication cascade port support CAN RS485 communication factory default CAN communication 10 DRY CONTACT 11 ADD DIP switch 2 3 1 DIP switch definition and description Table 2 4 Interface Definition DIP sw...

Страница 10: ...erter by 485 communication turn the host DIP switch 2 and 3 to ON 5 The DIP switch of the slave does not need to be changed 6 If the energy storage system has only one B4850 it is the host itself and still follow the above steps Note For more information of matching inverter brands please subject to the latest document The list of compatibility between Dyness ESS and Inverters 2 If the host is a B...

Страница 11: ...rown white XOUT PIN16 Brown Reserve Table 2 5 LED status indicators Battery Status SOC LED1 LED2 LED3 LED4 ALM RUN Shutdown off off off off off off Standby 75 SOC 100 off Blinking 50 SOC 75 off off Blinking 25 SOC 50 off off off Blinking 5 SOC 25 off off off off Blinking 0 SOC 5 off off off Blinking Blinking SOC 0 off off off off Blinking Blinking Charging SOC 100 Blinking 75 SOC 100 Blinking off ...

Страница 12: ...arging When total voltage or a cell recover to rated return range the protection is over 2 4 2 Current Protection Over Current Protection in Charging When the charging current is greater than the protection value the battery buzzer alarms and the system stops charging Protection is removed after rated time delaying Over Current Protection in Discharging When the discharge current is greater than t...

Страница 13: ...d from the shutdown state if a short circuit occurs the system starts short circuit protection for 30 seconds Self Shutdown When device connects no external loads and power supply and no external communication for over 72 hours device will dormant standby automatically Caution Battery s maximum discharging current should be more than load s maximum working current ...

Страница 14: ...he battery system must wear the protective items below The isolation gloves Safety goggles Safety shoes Figure3 1 3 1 1 Environmental requirements Working temperature 20 oC 55 oC Charging temperature range is 0oC 55 oC Discharging temperature range is 20 oC 55 oC Storage temperature 10o C 35o C Relative humidity 5 85 RH Elevation no more than 4000m Operating environment Indoor installation sites a...

Страница 15: ...Verify that the maximum operating current of the battery powered user equipment inverter DC input should be less than the maximum discharge current of the products used in Table 2 2 The security check Firefighting equipment should be provided near the equipment such as portable dry powder fire extinguisher Automatic fire fighting system shall be provided for the case where necessary No flammable e...

Страница 16: ...t easy to short circuit water and corrosion 3 2 Equipment installation Table 3 2 Installation steps Step1 Installation preparation Confirm that the ON OFF switch on the front panel of B3 unit is in the OFF state to ensure no live operation Step 2 Mechanical installation 1 Cabinet placement position determination 2 Top cable harness pre installed 3 Battery module installation Power cable positive R...

Страница 17: ...ve cable of the battery system to the inverter 2 Connect the external CAN communication cable to the inverter 3 2 1 Installation preparation 1 Prepare equipment and tools for installation 2 Check the B3 unit and confirm that the ON OFF switch is in the OFF state to ensure no live operation 3 2 2 Mechanical installation Installation method Figure3 2 Figure3 3 Installation method 2 With Simple brack...

Страница 18: ...ty means that the cable is available After visual testing of power line is connected well the positive and negative poles of the battery shall be connected respectively to the positive and negative poles of the opposite terminal It is better to add a circuit breaker between the inverter and the battery system The selection of the circuit breaker requires Voltage U 60V Current I Inverter power 45V ...

Страница 19: ... mode of the host is shown in No 2 If the battery module is in communication with the GROWATT SPF off grid inverter by 485 communication the DIP switch mode of the host is shown in No 3 The DIP switch mode of the slave does not need to move as shown in No 4 Note For more information of matching inverter brands please subject to the latest document The list of compatibility between Dyness ESS and I...

Страница 20: ...is greater than 37V and check whether the voltage polarity is consistent with the inverter input polarity If the circuit breaker battery input terminal has a voltage output and is greater than 37V then the battery has started normal work 3 After confirming that the battery output voltage and polarity are correct turn on the inverter close the circuit breaker 4 Check if the indicator of the inverte...

Страница 21: ...d treatment of common faults Analysis and treatment of common faults in the Table 4 2 Table 4 2 Analysis and treatment of common faults No Fault phenomenon Reason analysis Solution 1 The indicator does not respond after the power on Power switch is broken Check the power switch 2 No DC output Battery data status is abnormal The network management is connected to backstage supporter server to read ...

Страница 22: ...Jiangsu Daqin New Energy Tech Co Ltd Address 158 South Ji an Road Hi Tech District Yangzhou City Jiangsu Province China 211400 Email sales dyness net Website www dyness net ...

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