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Battle Born Batteries 

BB1275 Manual

 

What is in the Box?

 

Included with your purchase is: 

(1) BB12

75

 Battle Born Battery

o

Dimensions (L x W x H): 10.49” x 7.11” x 8.93”

o

Weight: 2

7

 lbs.

o

Operating Temp Range: 4°F (-20°C) to 135°F (57.2°C)

o

Water Resistant and Sealed (Batteries should not be submerged)

o

Built-in BMS (Battery Management System)

o

Made with Cylindrical Cells

o

Comes with standard flag style terminal posts with a 3/8” hole to accommodate either a

3/8” or a  5/16” bolt

(1) Finishing Hardware Kit

o

(2) ‘18-8 Stainless Steel’ 5/16-18 x 1” Bolts

o

(2) ‘18-8 Stainless Steel’ 5/16-18 x 1 1/4” Bolts

o

(4) Washers

o

(2) Nylok Nuts

What Do I Need for Installation?

 

If you already have your system set up and are ready to drop in your batteries, you will need a torque wrench that is 

able to fit to and properly torque your 5/16” finishing hardware. This is REQUIRED to make sure that you torque to the 

specification of 9 to 11 ft-lbs., otherwise you may cause system failures and damage. 

Connecting Load Specified Cables to the Batteries

 

1.

Identify the positive and negative terminals. These are labeled and color-coded 

red

for positive (+)

black for negative (–).

2.

Determine which finishing hardware set you will use. Verify that your bolt can fully seat into the nylok insert of the

nut. If multiple lugs are used, longer bolts may be required for the bolt to fully seat into the nylok insert of the nut.

3.

Connect your cable lugs to your battery terminal with the previously identified finishing hardware set. Make sure to

connect your positive load specified cable lug to the positive terminal and the negative load specified cable lug to

the negative terminal. The proper order to connect to your terminal with a finishing kit is shown in Fig. 1.

Figure 1: 

Proper order of hardware to connect cables. When going from left to right in the diagram the correct order is: 

bolt, washer, lug, terminal, washer, and nut. If multiple lugs are used, they should be on the same side of the terminal. 

4. When connecting to your battery terminals, 

DO NOT 

finger tighten. Use a torque wrench to torque your hardware

to the specification of 9 to 11 ft-lbs. Failure to adequately secure connections can result in severe damage and will

void your warranty. Fig. 2 below demonstrates proper and improper connections.

BB

12

75

 Assembly Drawing 

Summary of Contents for Battle Born Batteries BB1275

Page 1: ...Dragonfly Energy Battle Born Batteries Dragonfly Energy Corp Phone 855 292 2831 Email info battlebornbatteries com Model BB1275 Group 24 12V 75Ah Deep Cycle LiFePO4 Battery Manual and Installation Guide ...

Page 2: ...y Charge the Batteries 5 How to Properly Size Cables for a System Install 6 How to Incorporate Fuses Into System Install QR for Blog 7 How to Properly Store Batteries QR for Blog 7 How to Maintenance the Batteries 7 Warranty 7 Return Policy 8 Refund Policy 8 Shipping 8 How to Properly Recycle and Dispose of the Batteries 7 QR Codes will appear throughout the manual linking to FAQ videos that may b...

Page 3: ...and negative terminals These are labeled and color coded red for positive black for negative 2 Determine which finishing hardware set you will use Verify that your bolt can fully seat into the nylok insert of the nut If multiple lugs are used longer bolts may be required for the bolt to fully seat into the nylok insert of the nut 3 Connect your cable lugs to your battery terminal with the previous...

Page 4: ... and color coded red for positive black for negative 2 Determine the appropriate finishing hardware set you will use Verify that your bolt can fully seat into the nylok insert of the nut If multiple lugs are used longer bolts may be required for the bolt to fully seat into the nylok insert of the nut 3 Make the proper cable connections to the positive of the first battery Please reference Fig 1 fo...

Page 5: ...ng to your battery terminals DO NOT finger tighten Use a torque wrench to torque your hardware to the specification of 9 to 11 ft lbs Failure to adequately secure connections can result in severe damage and will void your warranty 6 Connect the other end of your cable to the positive terminal of the other battery you are connecting to Repeat step 4 7 Repeat steps 3 6 for additional batteries but D...

Page 6: ...Temperature Charging 25 F 3 9 C The BMS will not allow a charging current under 25 F 3 9 C but will continue to discharge down to 4 F 20 C NOTE The BB1275 has an operating temperature range of 4 F 20 C to 135 F 57 2 C High Current Discharge Surges The BMS will not allow a current that exceeds 200 5 Amps for more than 30s or anything larger for 0 5s After a high current disconnection the battery wi...

Page 7: ...e Battle Born batteries to a 100 state of charge Then disconnect the battery from any loads by removing the negative cable from one battery On average the batteries lose approximately 2 3 capacity per month This is subject to increasing if stored in extreme environmental conditions How to Maintain the Batteries Battle Born Batteries require very little maintenance If your batteries are in series a...

Page 8: ...al packaging Original packaging must be in the same condition as it was received otherwise you may be responsible for a restocking fee If the item has been installed used or no longer has the original packaging we will assess a restocking fee that will be shared when the return merchandise authorization RMA is issued Items 60 days past the original invoice will be reviewed at Battle Born s discret...

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