Renogy RBT50LFP48S User manual

Version 1.0
Battery
SMART LITHIUM IRON PHOSPHATE
48V 50Ah

Important Safety Instructions
Please save these instructions.
This manual contains important installation, operation, and maintenance instructions for the
Smart Lithium Iron Phosphate Battery. Please observe these instructions and keep them
located near the battery for further reference. The following symbols are used throughout
the manual to indicate potentially dangerous conditions or important safety information.
Indicates a potentially dangerous condition. Use extreme caution when
performing this task.
Indicates a critical procedure for the safe and proper installation and
operation of the battery.
Force majeure including fire, typhoon, flood, earthquake, war, and terrorism.
Intentional or accidental misuse, abuse, neglect or improper maintenance, and use
under abnormal conditions.
Improper installation, improper operation, and malfunction of a peripheral device.
Please keep the battery away from water, heat sources, sparks, and hazardous chemicals.
DO NOT puncture, drop, crush, burn, penetrate, shake, or strike the battery.
DO NOT open, dismantle, or modify the battery.
Contamination with hazardous substances, diseases, vermin, or radiation.
Alterations tothe product without express written consent from the manufacturer.
The manufacturer accepts no liability for any damage caused by:
Indicates a procedure or function that is important to the safe and proper
installation and operation of the battery.
Disclaimer
General Safety Information

DO NOT touch any terminals or connectors.
Uncovered electrolyte or powder that has contacted the skin or eyes MUST be flushed out
with plenty of clean water immediately. Seek medical attention afterwards.
Please make sure any battery charger or charge controller has been disconnected before
working on the battery.
DO NOT connect or disconnect terminals from the battery without first disconnecting loads.
DO NOT place tools on top of the battery.
Please keep the battery out of the reach of young children.
Please wear proper protective equipment when working on the battery.
Please use insulated tools when working on the battery.
DO NOT wear jewelry or other metal objects when working on or around the battery.
Please ensure adequate and secure mounting of the battery.
Please use suitable handling equipment for safe transportation of the battery.
DO NOT dispose of the battery as household waste. Please use recycling channels in
accordance with local, state, and federal regulations.
DO NOT touch the exposed electrolyte or powder if the battery casing is damaged.

Table of Contents
General Information
Key Features
Product Overview
Identification of Parts
Additional Components
Preparation
Battery Installation
Inspection
Troubleshooting
Specifications
Cable Sizing
Connecting Batteries in Banks
Securing Cable Connections
Installation Environment
Battery Maintenance
Battery Storage
Battery Management System
Dimensions
Battery Operation

General Information
The Renogy Smart Lithium Iron Phosphate Battery is the perfect option for off-grid energy
storage systems. The 48V nominal voltage ensures low heat generation and high efficiency
during high power transmission. The modular design easily scales to meet a range of
configurations—making it simple to tailor your energy requirements to specific projects. The
battery meets the highest safety standards and has an exceptional lifecycle, optimized with
proprietary manufacturing processes and cell architecture. The state-of-the-art battery
management system (BMS) enables comprehensive protection features and real-time
monitoring. With built-in intelligent self-heating, the battery is rechargeable even in
low-temperature conditions.
The battery management system (BMS) and high-performance dual-processors provide
comprehensive protection features and real-time monitoring.
Easily connect multiple batteries in parallel with the auto-balancing function to meet the
power and energy requirements of different system setups.
Key Features
Modular Design
ReliableSystem
The battery features an exceptional lifespan of more than 4500 cycles (80% DOD), a 50A
maximum discharge current, and a wide range of operating temperatures.
Uncompromised Quality
The battery features communication ports—enabling communication between connected
batteries, external devices, and host computers.
Communication Port
The intelligent self-heating feature keeps the battery charged in cold environments.
Self-Heating