GREEN BANK LB48250 User Manual - Page 3

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LiFePO4 Battery System for Households

2. INTRODUCTION

The battery system main using Solar power system for Family house. It also have a with to controller the
battery easily and protect our Household application timely.

2.1 Features

• Iron phosphate-lithium power battery
• Long warranty period:2 years
• Higher energy density, smaller volumn for household.
• Support connected in parallel mode for expansion
• Photovoltaic system: This battery pack is designed for household photovoltaic systems.
• Battery management system (BMS): The battery packs built-in BMS monitors its
operation and prevents the battery from operating outside design limitations.
• Expandability: This battery pack can be easily expanded by adding expansion battery packs
in parallel connection.
2.2 Product Over View
24VOver view
1. LED display
2. Power On/Charging indicator
4. Battery Positive +
5. Fan
7.Handle
8. SW
10.Outlet
11. Earth wire
48VOver view
3.Battery Negative -
6. Parallel threading hole
9. Communication port
02
LiFePO4 Battery System for Households
2.3 Specifications
Model
LB24150
Usable Capacity
2.5KWH
Voltage
24
Nominal Voltage
25.6
Voltage Range
24-28.8
Recommend Charge Cut-off Voltage
28.8
Recommend Discharge Cut-off Voltage
24
MAX. Charge & Discharge Current
100A
Recommend Charge & Discharge Current
≤50A
MAX. Output Power
2500W
Recommend Output Power
1250W
DOD
Modules Connection
Communication
Ingress Protection
Cycle Life
Working Temperature Range
Net Weight(KG)
31KG
Gross Weight(KG)
41.7KG
Product Dimension(MM)
495*240*332MM
Package Dimension(MM)
615*340*520MM

2.4 Recommended Settings

Lithium battery pack is not same as lead-acid battery, so for the devices which you connect with the battery pack
for charging or discharging, such as inverters, MPPT charger controllers or UPS, please implement pre-settings
as recommended settings as below before you launched them.
LB24150
Setting
Max. Charging Voltage
Floating charging Voltage
Max. Charging Current
50A*N
Cut-off voltage
Notes: "N" means the number of battery packs connected in parallel.
LB24200
LB24250
LB48200
LB48250
3.75KWH
5KWH
7.5KWH
24
24
48
25.6
25.6
51.2
24-28.8
24-28.8
48-57.6
28.8
28.8
57.6
24
24
48
120A
≤60A
≤80A
≤60A
2500W
2500W
5000W
1250W
2000W
2500W
≥
95%
1~6in parallel
CAN&RS485
IP21
≥6000@25°C , 80%DOD
Discharge:-20°C to +65°C, Charge:+0°C to +55°C
37.3KG
49KG
68KG
49KG
61KG
82.1KG
485*370*240MM
552*409*240MM
485*573*240MM
552*649*240MM
615*550*365MM
685*590*365MM
615*750*365MM
685*830*365MM
LB24200
LB24250
LB48200
LB48250
28.8 V
57.6V
28.8 V
57.6V
60A*N
60A*N
24V
48V
03
10KWH
48
51.2
48-57.6
57.6
48
≤80A
5000W
4000W
89.2KG
104.5KG