DATA SHEET
MODEL 31-AGM
VOLTAGE 12
MATERIAL Polypropylene
DIMENSIONS Inches (mm)
BATTERY VRLA AGM / Non-Spillable / Maintenance-Free
COLOR Maroon
WATERING No Watering Required
MAINTENANCE-FREE
PRODUCT + PHYSICAL SPECIFICATIONS
BCI Group Size
Type
Voltage
Terminal Type G
31
31-AGM
12
M8/DT
Dimensions C Inches (mm)
Weight Lbs.I (kg)
Length
Width
Height F
12.80 (325)
6.81 (173)
9.37 (238)
67 (30)
ELECTRICAL SPECIFICATIONS
Cranking Performance
D
E
C.C.A. @ 0°F (-18°C) C.A. @ 32°F (0°C)
600
720
Capacity A Minutes
Capacity B Amp-Hours (Ah)
Energy kWh
@ 25 Amps
@ 75 Amps
5-Hr
10-Hr
20-Hr
100-Hr
100-Hr
177
–
82
92
100
111
1.33
Internal Resistance (mΩ)
Short Circuit Current (A)
4.80
2555
CHARGING INSTRUCTIONS
Charger Voltage Settings (at 77°F/25°C)
System Voltage
12V
24V
Maximum Charge Current (A)
36V
48V
20% of C20
Absorption Voltage (2.40 V/cell)
14.40
28.80
43.20
57.60
Float Voltage (2.25 V/cell)
13.50
27.00
40.50
54.00
Do not install or charge batteries in a sealed or non-ventilated compartment. Constant under or overcharging will damage the battery and shorten its life as with any battery.
CHARGING TEMPERATURE COMPENSATION
Add
Subtract
0.005 volt per cell for every 1°C below 25°C
0.0028 volt per cell for every 1°F below 77°F
0.005 volt per cell for every 1°C above 25°C
0.0028 volt per cell for every 1°F above 77°F
OPERATIONAL DATA
Operating Temperature
Self Discharge
-4°F to 122°F (-20°C to 50°C)
Less than 3% per month depending on
At temperatures below 32°F (0°C)
storage temperature conditions
maintain a state of charge greater than 60%
STATE OF CHARGE MEASURE OF OPEN-CIRCUIT VOLTAGE
Percentage Charge
Cell
12 Volt
100
2.14
12.84
75
2.09
12.54
50
2.04
12.24
25
1.99
11.94
0
1.94
11.64
Designed in compliance with applicable BCI, DIN, BS and IEC standards.
Tested in compliance to BCI and IEC standards.
TROJAN BATTERY
COMPANY WITH
QUALITY SYSTEM
CERTIFIED BY DNV
= ISO 9001:2015 =
PERCENT CAPACITY VS. TEMPERATURE
Estimation Purposes Only
140
60
120
50
40
100
100
30
80
Temperature (F)
Discharge Current
(amps)
Discharge
Current
(amps)
1000
10
20
60
10
40
0
20
-10
0
-20
-20
1
10
100
1000
-30
-40
-40
10000
0%
Time
(min)
Time (min)
20%
40%
60%
80%
100%
120%
Percent of Available Capacity
SELF DISCHARGE VS. TIMEH
2.14
100
5
75
40°C (104°F)
40
5
ZONE
2.10
RELEASE; COR5928
H
. ALL DIMENSIONS ARE NOMINAL.
. HEAT SEAL MELT =600.100"
2
6
3
7
4
10°C (50°F)
DESCRIPTION
NOTES: UNLESS OTHERWISE SPECIFIED
ZONE
Recharge Threshold @INITIAL
75% SOC
REV
1
2.09
30°C (86°F)
2.02
DESCRIPTION
H
1. ALL DIMENSIONS ARE NOMINAL.
2.06
2. HEAT
SEAL
MELT = 0.100"
25°C (77°F)
G
2
3
4
DATE
A
3/15/17
INITIAL
RELEASE;
COR5928
Open Circuit Voltage Per Cell
6
7
OTES: UNLESS OTHERWISE
SPECIFIED
80
State of Charge %
Temperature (C)
TROJAN 31-AGM PERFORMANCE
G
1.98
20
F
0
0
2
4
6
8
10
F
1.94
12
14
16
Storage Time in Months
BATTERY DIMENSIONS (shown with DT)
E
6
7
5
NOTES: UNLESS OTHERWISE SPECIFIED
H
12.80 (325)
LENGTH
4
ZONE
E
2
3
DESCRIPTION
INITIAL RELEASE; COR5928
12.80 (325)
6.81 (173)
LENGTH
1. ALL DIMENSIONS
ARE NOMINAL.
WIDTH
2. HEAT SEAL MELT = 0.100"
6.81 (173)
WIDTH
SCALE 0.500
D
D
G
C
C
9.37 (238)
HEIGHT
8.54 (217)
F
9.37 (238)
HEIGHT
8.54 (217)
B
B
E
12.77 (324)
6.78 (172)
12.77 (324)
12.80 (325)
LENGTH
A
SCALE 0.500
7
SCALE 0.500
5 G
TERMINAL CONFIGURATIONS
6
D
4
7
3
12380 CLARK ST. SANTA FE SPRINGS, CA 90670
5194 MINOLA DR. LITHONIA, GA 30038
UNLESS OTHERWISE
SPECIFICED
TOLERANCES ARE:
X.X
0.1"
X.XX
0.05"
X.XXX 0.02"
ANGLES = 2
6
TITLE
DWN BY
6.78 (172)
12380 CLARK ST. S
5194 MINOLA DR. L
6.81 (173)
WIDTH
GROUP 31 AGM DT MKTG
(SKIRT DESIGN)
CHK
APPVD
A. SAN SCALE
3/15/17
DWG NO
721138
4
REV
A
TITLE
UNLESS OTHERWISE
SPECIFICED
TOLERANCES ARE:
DWN BY
X.X
0.1"
X.XX
0.05"
X.XXX 0.02"
ANGLES = 2
CSIZE=DWG SCALE
DATE
5
Confidential Information of Trojan Battery Company, LLC.
All unauthorized use, disclosure or distribution is prohibited.
Controlled document; user is responsible for verifying revision is current prior to use.
M8
THIS DRAWING AND DATA EMBODY
PROPRIETARY INFORMATION WHICH
IS THE CONFIDENTIAL PROPERTY
OF TROJAN BATTERY COMPANY
WHICH SHALL NOT BE COPIED,
REPRODUCED DISCLOSED TO
OTHERS OR USED IN WHOLE OR
PART FOR ANY PURPOSE WITHOUT
THE EXPRESS WRITTEN
PERMISSION OF TROJAN BATTERY
CO. THIS DRAWING IS LOANED IN
CONFIDENCE WITH THE
UNDERSTANDING THAT IT SHALL
BE RETURNED ON DEMAND
3
DATE
A. S
3/15/
Confidential Information of Trojan Battery Company, LLC.
All unauthorized use, disclosure or distribution is prohibited.
Controlled document; user is responsible for verifying revision is current prior to use.
DT
C
Battery Height with Terminal in Inches (mm)
Battery Height with Terminal in Inches (mm)
9.37 (238)
8.69 (221)
8.54 (217)
Torque Values: in-lb (Nm)
Torque Values: in-lb (Nm)
Connected to Stud: 95 – 105 (11 – 12)
Connected to AP: 50 – 70 (6 – 8)
B
Bolt
Bolt: 85 - 90 (10 - 11)
A. The number of minutes a battery can deliver when discharged at a constant rate at 80°F (27°C) and maintain a voltage above
1.75 V/cell. Capacities are based on peak performance.
A at 80°F (27°C) for the 20-Hour rate and 86°F
B. The amount of amp-hours (Ah) a battery can deliver when discharged at a constant rate
(30°C) for the 5-Hour rate and maintain a voltage above 1.75 V/cell. Capacities are based on peak performance. SCALE 0.500
C. Dimensions may vary depending on type of handle or terminal. Batteries should be mounted with 0.5 inches (12.7 mm) spacing
7
minimum.
D. C.C.A. (Cold Cranking Amps) - the discharge load in amperes which a new, fully charged battery can maintain for 30 seconds at 0°F
(-18°C) at a voltage above 1.2 V/cell.
9.37 (238)
HEIGHT
5/16" - 18
E.
C.A. (Cranking Amps) - the discharge load in amperes which a new, fully charged
battery can maintain for 30 seconds at 32°F (0°C)
12.77
(324)
6.78 (172)
F.
G.
H.
6 I.
at a voltage above 1.2 V/cell. This is sometimes referred to as marine cranking amps @ 32°F or M.C.A. @ 32°F.
UNLESS OTHERWISE
Height taken from bottom of the battery to the highest point on the battery. Heights may vary depending on type TOLERANCES
ofSPECIFICED
terminal.
ARE:
Terminal images are representative only.
A boost charge should be performed every 6 months when batteries are in storage.
4
5
3
Weight may vary.
800.423.6569 / +1.562.236.3000 / trojanbattery.com
X.X
0.1"
X.XX
0.05"
X.XXX 0.02"
ANGLES = 2
12380 CLARK ST. SANT
5194 MINOLA DR. LITHO
TITLE
G
DWN BY
DATE
Confidential Information of Trojan Battery Company, LLC.
All unauthorized use, disclosure or distribution is prohibited.
Controlled document; user is responsible for verifying revision is current prior to use.
Reliant_AGM_31_061318
© 2018 Trojan Battery Company, LLC. All rights reserved. Trojan Battery Company is not liable for damages that may result from any information provided in or omitted from this publication, under any circumstances. Trojan Battery Company reserves the right to make adjustments to this
publication at any time, without notice or obligation.
A. SA
3/15/17