Table of Contents

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Assumptions

18650 Battery Assumptions

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Specification	Details
Capacity	112-128.8 Ah
Cell Capacity	2.0-2.3 Ah
Cells	3x56=168 cells

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The Plano 50 Cal Ammo Box can hold a total of 192 cells (about 150Ah).

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Battery Management System

50A BMS

3Series 50A 11.1V/12V/12.6V BMS PCB Protection Board for 18650 Li-ion Battery Cell with Balance

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Features

Continuous Discharge Current: 50A
Momentary Discharge Current: 150A
Charge Voltage: 12.6V
Charge Current: 50A
Overcharge Detection Voltage: 4.28±0.025V
Overcharge Protection Delay: 0.5S
Overcharge Cancel Voltage: 4.08±0.1V
Balance Detection Voltage: 4.20±0.025V
Balance Cancel Voltage: 4.20±0.05V
Balance Current: 60±5mA
Over-discharge Detection Voltage: 2.8±0.1V
Over-discharge Detection Delay: 0.1S
Over-discharge Cancel Voltage: 3.0±0.1V
Overcurrent Detection Voltage: 150mV
Overcurrent Detection Delay: 9mS
Overcurrent Protection Current: 200±10A
Protection Cancel Condition: Disconnect Load
Short Circuit Protection Condition: Outside Load Short Circuit
Short Circuit Detection Delay: 250uS
Protection Cancel Condition: Disconnect Load
Main Circuit Conduction Internal Resistance: ≤25mΩ
Working Current: ≤30uA
Sleeping Current(Battery Over-discharge): ≤10uA
Operating Temperature:﹣30℃~﹢80℃
Size: 75×51.5×15mm/2.95×2.02×0.59"