ADTRAN Battery Backup Unit (L4) Specification Manual Download Page 1

JOB

A

ID

PRICING AND AVAILABILITY

 800.827.0887

TECHNICAL SUPPORT

 888.4ADTRAN

RETURN FOR REPAIR

 256.963.8722

61175044L4-22A

BATTERY BACKUP UNIT (L4)

JOBAid, 61175044L4-22A, January 2004

Technical Support 1-888-4ADTRAN (1-888-423-8726)

 2004 ADTRAN, All Rights Reserved

SAFETY INFORMATION

When using your telephone equipment, please follow these basic safety
precautions to reduce the risk of fire, electrical shock, or personal injury:

1. Do not use this product near water, such as a bathtub, wash bowl, kitchen

sink, laundry tub, in a wet basement, or near a swimming pool.

2. Avoid using a telephone (other than a cordless-type) during an electrical

storm. There is a remote risk of shock from lightning.

3. Do not use the telephone to report a gas leak in the vicinity of the leak.
4. Use only the power cord, power supply, and/or batteries indicated in the

manual. Do not dispose of batteries in a fire; they may explode. Check with
local codes for special disposal instructions.

MOUNTING INSTRUCTIONS

Unpack the Backup system and inspect for damage. If damage is apparent, refer 
to your carrier or supplier for remedy. It is not necessary to remove the batteries 
during installation.

 

Wall mount the battery box with the following minimum clearances:

Top - 9”
Left Side - 1”
Right Side - 5”
Bottom - 3”

1. Using the template provided (61175044L4-19), mark and drill three pilot

holes using a size I (0.228” diameter) drill bit.

2. Insert 1/4” x 3/4” flat-head wood screws (supplied) into the three pilot holes,

leaving 1/8” to 3/16” space between the screw head and the backboard.

3. With an assistant, mount the battery box on the three support screws on the

backboard.

CAUTION

This equipment MUST only be installed in a DC-C bonding and 
grounding environment per Telcordia GR-1089-CORE, Issue 3. It 
may not be utilized in a DC-I (isolated) bonding and grounding 
environment.

CAUTION

Electronic equipment can be damaged by static electrical discharge. 
Before handling equipment, wear an antistatic discharge wrist strap 
to prevent damage to electronic components. Place equipment in 
antistatic packing material when transporting or storing. When 
working on equipment, always place them on an approved antistatic 
mat that is electronically grounded.

CAUTION

Fully loaded Battery Box weighs 30 lbs.

BATTERY BACKUP

UNIT

C A U T I O N 

C A U T I O N ! 

SUBJECT TO ELECTROSTATIC DAMAGE

OR DECREASE IN RELIABILITY.

HANDLING PRECAUTIONS REQUIRED.

Battery Backup

1175044L4

1

2

Wallmount instructions (cont’d)

4. Remove the two closure screws on the battery box and open the cover.
5. Use a long shaft screwdriver to tighten the three support screws.
6. Make the connections to your ADTRAN product. (Refer to the documentation provided

with your ADTRAN system for detailed instructions on making the connections.)

GROUNDING

18 AWG or larger ground wire is recommended to connect an additional ground conductor 
to “ground bus” in the customer equipment room.

WARRANTY

Warranty for Carrier Network products manufactured by ADTRAN and supplied under Buyer's 
order for use in the U.S. is ten (10) years except batteries which carry a manufacturer’s warranty 
of one year. For a complete copy of ADTRAN's U.S. Carrier Networks Equipment Warranty, dial 
(877) 457-5007 and request Document 414.

COMPLIANCE CODES

MAINTENANCE

Life expectancy: 3-5 years of standby use.

Battery performance is adversely affected by extreme temperatures.

Old batteries should be recycled. Reference ADTRAN document 60000120-36A for more 

information.

BATTERY SPECIFICATIONS

!

 

Part Number: 311212V02

!

 

Suppliers: YUASA and PANASONIC

!

 

Batteries: 7 Amp/ hr

!

 

Battery type: Lead acid

!

 

DC Output: -54 VDC, 60 W (average), 100 W

!

 

Backup Time: Up to 8 hours

!

 

Battery Charging: 16 hr nominal, 24 hr maximum

!

 

Wire Gauge: 18 AWG

!

 

Preferred Temperature: 68º F (20º C)

The device complies with Part 15 of the FCC rules. Operation is subject to the following 
two conditions: (1) This device may not cause harmful interference, and (2) this device 
must accept any interference received, including interference that may cause undesired 
operation.

Changes or modifications not expressly approved by ADTRAN could void the user's 
authority to operate this equipment.

Code

Input

Output

PC

F

C

TC

X

X

IC

E

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