ACDC 3FM4 General Series VRLA Batteries User Guide

: June 12, 2024
: ACDC

Table of Contents

ACDC 3FM4 General Series VRLA Batteries
Product Information
Product Usage Instructions
General Series Battery
Application
General Features
Construction
Specification
Outer Dimension(mm) and Terminal Type(mm)
General Series Battery
References
Read User Manual Online (PDF format)
Download This Manual (PDF format)

ACDC 3FM4 General Series VRLA Batteries

$ACDC-3FM4-General-Series-VRLA-Batteries $6$$

Product Information

Battery Model	3FM4
Nominal Voltage	6 Volt
Rated Capacity (20 Hour rate)	4 Ah
Internal Resistance	Max.discharge current
Floating Design Life @ 25°C (77°F)	5 years
Capacity Affected by Temp(20 HR)	Capacity @ 25°C (77°F): 4.8V
Self Discharge @ 25°C (77°F)	After 3 months storage: 91%
Charge Method @ 25°C (77°F)	Constant voltage charge

Product Usage Instructions

To ensure proper usage of the General Series Battery (Model: 3FM4), please follow the instructions below:

Avoid short circuit and do not charge the battery in a sealed container.
Keep sparks and flames away from the battery.
For cycle use, the initial charging current should be less than 1.2A.
For cycle use, maintain a voltage range of 7.24-7.45V.
For standby use, maintain a voltage range of 6.80-6.90V.
The battery has an initial capacity of 4Ah at a 20-hour rate (0.2A/5.25V).
At a temperature of 25°C (77°F), the battery has a floating design life of 5 years.
After 3 months of storage at 25°C (77°F), the self-discharge is approximately 91%.

General Series Battery

General Series VRLA batteries are designed with AGM(Absorbent extra power output for common power backup system. General SeriesBatteries are the general purpose batteries with 5 years floating design life at 25˚C. Glass Mat) technology,High performance plates and electrolyte togive

Application

Emergency Power System
Communication equipment
Telecommunication systems
Uninterruptible power supplies
Electric toy car and wheelchairs, etc
Power tools
Alarm system
Marine equipment
Medical equipment
Fire and Security System

General Features

Heavy Duty Grid
Mechanized assembly
Non-spillable construction
High Reliability and Stability
Sealed and Maintenance-free
Long Life and low self-discharge design

Construction

Positive……..Lead dioxide
Electrolyte……..Sulfuric acid
Separator……..Fiber glass
Container……..ABS(UL94-HB) / Flame Retardant ABS (UL94-V0)
Negative……..Lead
Safety Valve……..EPDR
Terminal……..Copper

Specification

Battery Model

| Nominal Voltage| 6V
---|---|---
Rated capacity (20Hour rate)| 4Ah
Cells Per battery| 3

Dimension

Capacity @ 25 (77 )

| 20Hour rate(0.2A/5.25V)| 10Hour rate(0.36A/5.4V)| 5Hour rate(0.58A/5.25V)| 1Hour rate(1.32A/5.25V)
4Ah| 3.6Ah| 2.89Ah| 1.32Ah

Capacity affected by Temp(20 HR)

| 40| (104| )| 25 (77 )| 0 (32| )| -15| (5| )
102%| 100%| 85%| 65%

Self Discharge @ 25 (77 )

Charge method @ 25 (77 )

| Cycle Use| 7.24-7.45V (Initial charging current less than 1.2 A)
Float Use| 6.80-6.90V

Outer Dimension(mm) and Terminal Type(mm)

$ACDC-3FM4-General-Series-VRLA-Batteries $2$$

Constant Current(Amp) and Constant Power(Watt) Discharge Table at 25˚C (77˚F)

F.V / TIME	5min	10min	15min	30min	1h	2h	3h	4h	5h	8h	10h	20h

4.80V

| A| 14.40| 9.40| 7.00| 4.60| 2.40| 1.40| 1.04| 0.83| 0.70| 0.46| 0.38| 0.20
W| 76.32| 49.91| 37.45| 24.84| 13.08| 7.63| 5.72| 4.55| 3.86| 2.57| 2.11| 1.15

5.10V

| A| 13.20| 8.83| 6.43| 4.37| 2.48| 1.34| 1.02| 0.80| 0.69| 0.46| 0.37| 0.20
W| 71.94| 49.02| 35.87| 24.56| 13.95| 7.59| 5.76| 4.54| 3.91| 2.59| 2.11| 1.14

5.25V

| A| 12.24| 8.44| 6.00| 4.23| 2.40| 1.32| 1.00| 0.76| 0.68| 0.45| 0.37| 0.20
W| 67.33| 47.48| 33.90| 24.13| 13.68| 7.54| 5.73| 4.37| 3.91| 2.59| 2.12| 1.15

5.40V

| A| 11.15| 8.07| 5.60| 4.04| 2.32| 1.28| 0.98| 0.75| 0.65| 0.44| 0.36| 0.20
W| 61.31| 45.98| 32.06| 23.33| 13.40| 7.41| 5.68| 4.35| 3.79| 2.55| 2.09| 1.14

5.55V

| A| 9.64| 7.60| 5.20| 3.76| 2.20| 1.25| 0.94| 0.73| 0.62| 0.43| 0.35| 0.19
W| 54.47| 43.89| 30.16| 22.00| 12.87| 7.31| 5.52| 4.33| 3.67| 2.52| 2.07| 1.12