EG4 LL User Manual

1. ABBREVIATIONS................................................................................................................................................... 1
2. TECHNICAL SPECIFICATIONS ........................................................................................................................... 2
2.1 EG4 LL 12V 400AH SPECIFICATIONS ......................................................................................................... 2
2.2 EG4 LL 24V 200AH SPECIFICATIONS ........................................................................................................ 3
3. SAFETY .................................................................................................................................................................. 5
3.1 SAFETY INSTRUCTIONS ............................................................................................................................... 5
3.2 IMPORTANT SAFETY NOTIFICATIONS ...................................................................................................... 5
4. BRIEF INTRODUCTION ........................................................................................................................................7
5. INSTALLATION......................................................................................................................................................7
5.1 PACKAGING LIST & PLACEMENT ................................................................................................................7
5.2 LOCATION SELECTION AND INSTALLATION .............................................................................................7
5.2.1 STORAGE .................................................................................................................................................7
5.2.2 REQUIREMENTS FOR INSTALLATION ............................................................................................... 8
5.2.3 INSTALLATION ...................................................................................................................................... 9
5.2.4 INSTALLATION IN EG4 BATTERY RACK ...........................................................................................10
5.3 BATTERY OVERVIEW ................................................................................................................................... 11
5.3.1 SYSTEM CONNECTIONS ..................................................................................................................... 11
6. OPERATION GUIDE ........................................................................................................................................... 14
6.1 BATTERY COMMUNICATIONS .................................................................................................................. 14
6.1.1 CONNECTING MULTIPLE BATTERIES IN PARALLEL .................................................................... 14
6.1.2 DIP SWITCH ID TABLE ........................................................................................................................ 14
6.2 LCD SCREEN .................................................................................................................................................. 15
6.2.1 BUTTON DESCRIPTION ....................................................................................................................... 15
6.2.2 WAKING UP THE LCD SCREEN........................................................................................................... 15
6.2.3 CELL INFORMATION ............................................................................................................................ 15
6.2.4 TEMPERATURE INFORMATION ........................................................................................................ 16
6.3 COMMUNICATION PROTOCOL SELECTION ............................................................................................. 16
6.3.1 PROTOCOL CHANGE/SELECTION PROCEDURE ............................................................................. 16
6.4 BMS TOOLS INSTALLATION AND INTERFACING ...................................................................................18
6.4.1 DOWNLOADING AND INSTALLING BMS TOOLS ............................................................................18
6.4.2 INTERFACING WITH BMS TOOLS......................................................................................................18
6.4.3 INTERFACE MENU DEFINITION ......................................................................................................... 21
6.5 BATTERY CHARGING .................................................................................................................................. 22
6.5.1 CHARGE CYCLE .................................................................................................................................... 22
7. TROUBLESHOOTING, MAINTENANCE & DISPOSAL ................................................................................... 22
7.1 INTRODUCTION TO THE BMS ................................................................................................................... 22
7.1.1 BMS PROTECTION .............................................................................................................................. 22
7.2 TROUBLESHOOTING ................................................................................................................................... 23
7.2.1 ALARM DESCRIPTION AND TROUBLESHOOTING ........................................................................ 23
7.3 BATTERY END OF LIFE ............................................................................................................................... 25
8. EG4 WARRANTY................................................................................................................................................ 25
8.1 WARRANTY EXCLUSIONS.......................................................................................................................... 25

EG4 LL Specifications

General

Nominal Voltage	51.2V
Nominal Capacity	100Ah
Energy	5.12 kWh
Max. Continuous Discharging Current	100A
Warranty	10 years
Cycle Life	6000 cycles @ 80% DoD
Communication	CAN, RS485
Scalability	Up to 16 in parallel
Operating Temperature	-4°F to 131°F (-20°C to 55°C)
Battery Type	LiFePO4
Protection	High Temperature, Low Temperature, Short Circuit
C Rating	1C