Electronic Systems Support EFR63 Series User manual

FRONT TERMINAL BATTERY RACKS
EFR63 / EFR53 SERIES
INSTALLATION, OPERATION, AND MAINTENANCE MANUAL
MNL-001600
Rev A
November 2017

This manual provides instructions regarding safety, storage, installation, operation and
maintenance. Failure to observe the precautions as presented may result in injury or loss of
life.
This document is proprietary to Electronic Systems Support (ESS). This document cannot
be copied or reproduced in whole or in part, nor can its contents be revealed in any manner
or to any person except to meet the purpose for which it was delivered, without the express
written permission of Electronic Systems Support.
Please visit ess.to to check for updates to manual.

MNL-001600
Rev A 1 www.ess.to
November 2017
TABLE OF CONTENTS
1. INTRODUCTION..................................................................................................................................2
2. PRECAUTIONS....................................................................................................................................2
3. INSPECTION UPON RECEIPT OF GOODS.......................................................................................3
3.1 General..................................................................................................................................3
3.2 Visible damage......................................................................................................................3
3.3 Concealed damage ...............................................................................................................3
3.4 Return of damaged goods.....................................................................................................3
4. SYSTEM OVERVIEW ..........................................................................................................................3
5. GENERAL SYSTEM SPECIFICATIONS…………………….................................................................4
5.1 DC Output Characteristics.....................................................................................................4
5.2 Batteries.................................................................................................................................4
5.3 Grounding………………………………………………………………………… ........................4
5.4 Environmental Conditions......................................................................................................4
•Rack Dimensions......................................................................................................................4
•Rack Weights (Assembled).......................................................................................................5
6. INSTALLATION PROCEDURES..........................................................................................................5
6.1 Preparation............................................................................................................................5
6.1.1 Necessary Equipment and Tools ..........................................................................5
6.1.2 Equipment Inspection............................................................................................5
6.1.3 Safety Precautions ................................................................................................6
7. INSTALLATION STEPS.......................................................................................................................6
7.1 Rack Location........................................................................................................................6
7.2 Rack Mounting.......................................................................................................................6
7.3 DC Connections ....................................................................................................................7
7.4 Grounding..............................................................................................................................7
7.5 System Operation..................................................................................................................7
8. SYSTEM MAINTENANCE....................................................................................................................8
8.1 Blown Fuse Replacement......................................................................................................8
8.2 Battery Replacement Steps...................................................................................................8
9. WARRANTY RELATED MAINTENANCE
10. DRAWINGS/SCHEMATICS...............................................................................................................10
•General Rack Drawing..............................................................................................................10
•Anchor Specifications ...............................................................................................................11
•Anchor Placement Dimensions.................................................................................................12
•General Connections Drawing..................................................................................................13
•EFR63 Battery Rack, 480V.......................................................................................................14
•EFR53 Battery Rack, 384V.......................................................................................................15
•Notes Page ...............................................................................................................................16

MNL-001600
Rev A www.ess.to
November 2017 2
1. INTRODUCTION
ESS Front Terminal Battery Racks are shipped partially assembled, internally pre-wired and come with an
optional over current breaker. Refer to the battery rack's layout drawings and schematics at the end of this
manual. Consult the battery manufacturer’s battery operation and maintenance manual for complete
instructions.
These battery systems are Hi-Pot tested to UL 1778 standards at the factory prior to shipment. All system
settings are also adjusted at this time according to the specification sheet. Sales support for future equipment
or upgrades is provided by our sales staff and qualified representatives. All technical questions and service
issues should be directed to our office 972-272-2468.
2. PRECAUTIONS
It is very important to read, understand and follow the instructions in this manual. Also note all
SAFETY PRECAUTIONS before beginning the installation of this system.
Consult the Battery Manufacturer's Operation and Maintenance Manual for important battery
information.
Battery rack systems are very heavy. Total weight can exceed 7,000 lbs while single cabinets can
weigh up to 4,000 lbs. Use at least 3 people when unloading and setting equipment in place.
It is imperative that only qualified personnel work on this system and installation, maintenance or
upgrades be performed with insulated tools and equipment.
When installing this battery system, follow all applicable federal, state and local regulations and
industry guidelines to insure a proper installation.
DC power and battery supplies are dangerous and have extremely high short circuit currents.
Severe burns or death can result from a system short. They also can leak potentially explosive gas
(hydrogen). Never enclose batteries or battery racks in a sealed air tight room.
All jewelry and watches must be removed prior to installing or servicing this system.
Do not smoke or present flame near or around any battery rack system.
Never leave a panel off or door open and unattended.
3. INSPECTION UPON RECEIPT OF GOODS
3.1 General
Special precautions and care have been taken to ensure the rack system arrives safe and undamaged.
However, upon receipt, you should inspect the entire shipment, including the crate and any boxes for
evidence of damage that may have occurred during transit.

MNL-001600
Rev A 3 www.ess.to
November 2017
3.2 Visible Damage
It is the responsibility of the person receiving the shipment to inventory and fully inspect all materials
against the bill of lading or way bill IMMEDIATELY, while the carrier representative is still present. Ensure
that all items are accounted for, including number of skids and quantity of boxes. Also note any visible
external damage that may have occurred during transit. Make all applicable notations on the delivery
receipt before signing and file a damage report with the carrier.
3.3 Concealed Damage
Within 30 days of receipt, unpack the rack system and check for any concealed damage. Check the
materials received against the detailed packing list to verify the quantity and the condition as complete
and satisfactory.
Note any damage to the internal packaging, then request an inspection by the carrier and file a concealed
damage claim. If there is a material shortage, contact ESS at the number listed at the end of this manual.
Please contact your shipping company for all shipping damage. ESS is not responsible for any
shipping damage.
3.4 Return of Damaged Goods
A RMA number must be obtained before returning equipment to ESS. Please contact an ESS
representative or call the corporate number listed at the end of this manual.
4. SYSTEM OVERVIEW
The enclosed rack systems provide the necessary DC backup power required in UPS applications. Over-
current breaker/fuse protection is supplied. DC connections are front accessible and made via terminal
blocks and/or mechanical lugs. Refer to the drawings and schematics at the end of this manual for these
connections. Racks are equipped with 3-pole breakers. There are 2 holes per polarity on 300 Amp to 600
Amp breakers. Breakers 30 Amps to 250 Amps have a single hole per polarity. See table below for
standard output lug sizes of breakers.
During normal conditions the UPS supplies the load power and the necessary power required to keep the
batteries at the proper float voltage. Verify that the charger is set to charge parameters within the approved
float voltage range of the batteries, refer to manufacturer’s battery operation and maintenance manual.
When AC fails, the batteries discharge in order to provide the necessary backup power. It is the responsibility
of the customer to make sure the batteries are not discharged below the battery manufacturer’s
recommendations. Always recharge batteries per manufacturer’s battery operation and maintenance manual.
Batteries will be damaged if not recharged right away. See the UPS or DC system manual for more
information.
BREAKERSIZING
BREAKERSIZEAMPS30A40A 50A 75A 100A125A
A.I.C.RATING,500DC20,000A.I.C20,000A.I.C 20,000A.I.C 20,000A.I.C 20,000A.I.C20,000A.I.C
OUTPUTLUGSIZE(1)#14‐3/0(1)#14‐3/0 (1)#14‐3/0 (1)#14‐3/0 (1)#14‐3/0(1)#4‐3/0
BREAKERSIZEAMPS150A175A 200A 225A 250A300A
A.I.C.RATING,500DC20,000A.I.C20,000A.I.C 20,000A.I.C 20,000A.I.C 20,000A.I.C20,000A.I.C
OUTPUTLUGSIZE(1)#4‐4/0(1)#4‐4/0 (1)3/0‐350 (1)3/0‐350 (1)3/0‐350(2)2/0‐500
BREAKERSIZEAMPS350A400A 450A 500A 600
A.I.C.RATING,500DC20,000A.I.C20,000A.I.C 20,000A.I.C 20,000A.I.C 20,000A.I.C
OUTPUTLUGSIZE(2)2/0‐500(2)2/0‐500 (2)2/0‐500 (2)2/0‐500 (2)2/0‐500

MNL-001600
Rev A www.ess.to
November 2017 4
5. GENERAL SYSTEM SPECIFICATIONS
5.1 DC Output Characteristics
•Voltage: (UPS Application) 48 to 480 VDC Nominal
•Breaker: Standard
•Fuse Type: Not standard, consult factory. If a fuse is provided, it is only to be replaced by a factory
service technician.
CAUTION! Fire Hazard Warning:
Replace only with same type and rating of fuses supplied with the system.
•Wire Size and Type: Per NEC and/or local building and electrical codes.
•Disconnect: If a fuse has been provided in lieu of a breaker inside the rack, a disconnecting method
must be provided per NEC code. This may be a fuse switch or circuit breaker. Size accordingly.
5.2 Batteries
•Type: Valve Regulated Lead Acid (VRLA), sealed, non-spillable.
•Voltage: 12 Volt DC Nominal, Front Terminal Design.
5.3 Grounding
•All grounding should be derived from the main building ground source.
•Note: All rack systems require grounding.
5.4 Environmental Conditions
Breakers are located at the top of the Battery Rack. EFR5x racks have a maximum battery configuration
of 8 wide by 5 tiers high. EFR4x racks have a maximum battery configuration of 8 wide by 4 tiers high.
Rack Dimensions:
EFR63, Top Breaker is 67.5” W x 27.1” D* x 84.0” H (Consists of one 4 x 6 and one 3 x 6 cabinets)
EFR53, Top Breaker is 76.0” W x 27.1” D* x 78.7” H (Consists of two 4 x 5 cabinets)
For mounting hole dimensions, please refer to the rack layout drawing at the end of this manual.

MNL-001600
Rev A 5 www.ess.to
November 2017
Max Rack Weights: (Assembled)
Reference the drawings in this manual for weights of racks.
•Temperature: Normal operating temperatures are between 68ºF -77ºF. Note: Batteries typically
should be at 77ºF for optimum battery life and performance.
•Clearance: A minimum of four inches is required in both the front and the rear of the Battery Rack.
This refers to obstruction of ventilation only. Clearance around rack sides is suggested by NEC and
local codes.
CAUTION! Explosion/Fire Hazard Warning:
Batteries can generate potentially explosive gas (hydrogen).
Never enclose batteries or battery racks in a sealed, airtight room.
6. INSTALLATION PRODEDURES
BEFORE PROCEEDING WITH INSTALLATION READ THE FOLLOWING:
6.1 Preparation
6.1.1 Necessary Equipment and Tools
•Rigging tools for moving Racks. Narrow pallet jack and forklift of 8,500 lbs. minimum capacity
when moving fully loaded racks.
•Heavily insulated assortment of hand tools.
•Digital Voltmeter
6.1.2 Equipment Inspection
Remove the packaging material from the rack and inspect for any concealed shipping damage that
may have been overlooked upon receipt of goods. Use the packing list to verify the system has all
components and cables for installation.
6.1.3 Safety Precautions
DC VOLTAGE WARNING!
Hazardous DC Voltages are present in the battery rack. This hazard will always be present, even
when the battery system is off-line. Accidental short circuit of the positive and negative terminals will
cause tremendous currents to flow resulting in severe burns, fire and possible death. Use extreme
caution!
IMPORTANT SAFETY INSTRUCTIONS. SAVE THESE INSTRUCTIONS!!
All disconnecting means should be in the open/off position before servicing.
All installation drawings and schematics should be reviewed and clearly
understood before hooking up this system.

MNL-001600
Rev A www.ess.to
November 2017 6
Only qualified DC power technicians or electricians should attempt to work on and install this
equipment.
All jewelry, rings and watches should be removed when working on this equipment.
All tool handles and shafts must be heavily insulated.
Do not rest any tools or loose cables on top of batteries.
Make sure all connections are properly torqued and secure. Torque values are provided on
battery label.
Do not smoke or present flames near or around any battery system.
Always wear safety glasses and gloves and use insulating mats to stand on when working on
this system.
Do not allow bare skin to come into contact with battery rack, as this could result in an
electrical shock.
Do not install any cable terminations until it has been verified that such a termination will not
create a short circuit.
7. INSTALLATION STEPS
7.1 Rack Location
Prior to installation, verify floor loading requirements and all applicable codes pertaining to the related
equipment. Environmental conditions should also be reviewed. Proper ventilation and cooling must be
adequate for optimum battery life and performance. A clearance of 4” is recommended at the front and
rear of the rack. This refers to obstruction of ventilation only. Clearance around the rack sides should be
as suggested by NEC and local codes. Ambient temperature should be between 68ºF -77ºF.
7.2 Rack Mounting
1. Remove any remaining packaging materials (cardboard, plastic).
2. Remove the kick plate from the base of the rack. Save this kick plate for re-installation later.
3. Unbolt the rack from the pallet. Remove the rack from the pallet using a forklift rated for at least
8,500 lbs.
4. The battery rack is equipped with narrow pallet jack or forklift access openings in the front and rear of
the rack. Move the equipment into the desired location and set in place.
5. In order to meet Zone 4 requirements, refer to the Zone 4 ANCHORING drawings included with this
manual. The following steps detail the necessary actions needed to meet Zone 4 mounting
requirements. Check applicable building codes for length and style of anchors to be used with the
flooring substrate. Install anchors per manufacturer’s instructions.
6. On the floor, mark the location of the 6 mounting holes found at the bottom of the rack legs.
7. Use the floor template or hole location drawing provided with each shipment to mark holes for
anchors. Use ½” or 12mm anchors. Install anchors per manufacturer’s instructions.
8. Move the rack into place, align holes, check levelness, and tighten hardware. Note: Should any
drilling be performed on this equipment, make sure all exposed batteries and connections are
completely covered using insulated type mats. Prevent dust from entering racks and clear any debris
that has collected.
9. Re-install the front kick plate on the rack.
10. If multiple battery racks are installed, repeat above steps. Check height and levelness with adjoining
racks.

MNL-001600
Rev A 7 www.ess.to
November 2017
7.3 DC Connections
CAUTION!
PLEASE READ ALL SAFETY INSTRUCTIONS BEFORE PROCEEDING.
1. Remove the cardboard box from the rack. Use the packing list to verify all bus bars, cables, battery
covers and hardware required for assembly is available.
2. Review the installation drawing and schematic diagram included in this manual. Cables and bus bars
have been left off in the battery string for safety and will need to be installed later.
3. Connect main cables to the circuit breaker, when applicable, inside the rack from the UPS or charger
source. All cables should be sized per NEC and any other local codes pertaining to this equipment.
Refer to the UPS or charger manual for wiring external batteries. Note: Make sure charging source is
disconnected before making these connections; also verify the battery rack breaker is turned off.
4. Connect the battery interconnect bus bars that were left off during shipment and install as shown on
the installation drawing included in this manual. Torque connections properly. Torque values are
provided on battery label.
5. Install plastic covers onto batteries. Some covers may need to be notched for locations with bus bars
and/or cables in upward orientation.
7.4 Grounding
Ground the battery rack to the main building ground. A ground stud inside the breaker enclosure is
provided for this.
7.5 System Operation
Refer to the UPS or charger manual for start up and operation of system.

MNL-001600
Rev A www.ess.to
November 2017 8
8. SYSTEM MAINTENANCE
CAUTION!
PLEASE READ ALL SAFETY PRECAUTIONS BEFORE PROCEEDING
8.1 Blown Fuse Replacement
If a fuse has blown in the system, contact an authorized factory technician to replace it.
CAUTION! Fire Hazard Warning:
Replace only with same type and rating of fuses supplied with the system.
8.2 Battery Replacement Steps
Servicing of batteries should be performed or supervised by personnel knowledgeable about batteries
and the required precautions. When replacing batteries, replace with the same type and number of
batteries.
CAUTION!
Do not dispose of batteries in a fire. The batteries may explode.
Do not open or mutilate batteries. Released electrolyte is harmful to the skin and eyes.
It may be toxic.
A battery can present a risk of electrical shock and high short-circuit current. The following precautions
should be observed when working on batteries:
•Remove jewelry, rings, watches or other metal objects.
•Use tools with insulated handles.
•Wear rubber gloves and boots. Wear safety glasses.
•Do not lay tools or metal parts on top of batteries.
•Disconnect charging source prior to connecting or disconnecting battery terminals.
•Determine if the battery is inadvertently grounded. Remove string from buss and check voltages to
ground. Contact with any part of a grounded battery can result in electrical shock. The likelihood of
such shock can be reduced if such grounds are removed during installation and maintenance
(applicable to equipment and remote battery supplies not having a grounded supply circuit).
1. Prepare the new battery for installation. Check to make sure the battery is the same type and power
rating. Use a non-metallic brush or scotch brite pad to clean the terminals. Apply a light coat of No-
ox grease to the terminal to avoid corrosion "per battery manufacturer's recommendation".
2. Disconnect the charger or UPS from the battery string by opening the breaker.
3. Remove the center jumper on the battery string to reduce the voltage. If replacing all batteries,
continue reducing the voltage in this manner.
4. Disconnect the interconnect bus bars and/or cables from the battery to be replaced.
5. Remove the old battery.
6. Install the new battery. Make sure the new battery is installed the same way regarding polarity
orientation and verify with drawing.

MNL-001600
Rev A 9 www.ess.to
November 2017
7. Reconnect bus bars and/or cables to the battery. Make sure connections are properly torqued.
Torque values are provided on the battery label.
8. Reconnect the center jumper. Make sure connections are properly torqued. Torque values are
provided on the battery label.
9. Check voltage at terminal block.
10. Close breaker when ready.
9. WARRANTY RELATED MAINTENANCE
1. The purchaser (user) shall give freshening charges to the battery a minimum of every six (6) months for
Lead-Calcium batteries after shipment from the factory and until final installation. Refer to the installation
and maintenance instructions for maximum storage intervals at different environmental situations.
Extreme heat could cause more frequent freshing charges.
2. At least once every twelve (12) months, purchaser (user) must take readings and record
information per battery manufacturer’s installation/maintenance instructions. These records must be
maintained for warranty claim purposes. If warranty records are not kept, the warranty shall be null and
void.
3. Parallel strings should be limited to five (5) strings
4. Movement of batteries from original point of installation shall immediately void the product
warranty, except with the expressed written consent from ESS.
5. Any storage shall be in a dry area having ambient temperature of 77º F (25° C), or less, and
in accordance with battery manufacturer published installation, operation and maintenance instructions.
Failure to follow the battery manufacturer’s published guidelines and/or instructions may invalidate the
product warranty, at the sole discretion of ESS.
6. During service or extended storage, a battery system monitor is recommended to be used to record
temperatures, voltages, AC ripple, Float currents, Discharge and more to provide more accurate battery
and environmental data for warranty with battery manufacturer's claims.

10. DRAWINGS / SCHEMATICS
RNA
FRONT TERMINAL BATTERY RACK DETIAL
DOC-016300
11-17-17
10
November 2017 www.ess.to
Rev A
MNL-001600
MANUAL DRAWING, EFR63/EFR53, GENERAL
A
DATE
NAME
TITLE:
DWG. NO. REV
DRAWN
APPR.
SHEET 1 OF 1
NEGATIVE
PER RAIL KICK PLATE
BOTTOM ENRY
OUTPUT
RETAINERS
3 ANCHORS
LEFT RACK RIGHT RACK
OPTIONAL BREAKER
K.O. PLATES FOR
FRONT
POSITIVE
OUTPUT

MNL-001600
Rev A 11 www.ess.to
November 2017

MNL-001600
Rev A www.ess.to
November 2017 12

-+ -+-+
-+
-+
-+-+
-+ -+
-+
-+-+
-+-+-+-+ -+-+-+-+ -+-+
-+ -+
-+ -+
-+
-+-+
-+-+-+
-+-+ -+-+
-+
-+
-+-+
24
12
3456
78910
11121314
15161718
19202122
383940 353637 323334 293031 262728 2325
FAX [phone]
RNA
MANUAL DRAWING, GENERAL CONNECTIONS,
MNL-001600 www.ess.to
November 2017
13
DOC-016500
A
FRONT TERMINAL BATTERY RACKS, EFR63/EFR53
11-20-17
3233 W. Kingsley Rd. Garland, Texas 75041 PH. 972-272-2468
A
UNLESS OTHERWISE SPECIFIED:
SCALE: 1:12
REV
DWG. NO.
C
SIZE
TITLE:
NAME DATE
PROHIBITED.
PROPRIETARY AND CONFIDENTIAL
DIMENSIONS ARE IN INCHES
PROJECTION:
DRAWN BY
THE INFORMATION CONTAINED IN THIS
DRAWING IS THE SOLE PROPERTY OF
ELECTRONIC SYSTEMS SUPPORT. ANY
REPRODUCTION INPART OR AS A WHOLE
WITHOUT THE WRITTEN PERMISSION OF
ELECTRONIC SYSTEMS SUPPORT IS SHEET 1 OF 1
NOTES:
OUTPUT
NEGATIVE
FOR CONNECTORS
POSITIVE
SEE DETAIL B
MAKE A DOUBLE CABLE CONNECTION BACK TO BACK WHEN NECESSARY.
4. 5. VIEW "C" IS SHOWING THE TYPICAL CONNECTIONS BETWEEN BATTERIES.
INTER TIER
CABLES
OUTPUT
VIEW "B" IS REFERENCING OUTPUT CONNECTIONS ON THE NEGATIVE SIDE. AN OUTPUT CONNECTOR IS PROVIDED TO EASILY CABLE IS USED AND BACK TO BACK FASTENING IS REQUIRED. THIS DRAWING IS A REPRESENTATION OF TYPICAL CONNECTIONS FOR THE ESS EFR63 AND EFR53 FRONT TERMINAL BATTERY RACKS.1. FOR CABLE WIRING DIAGRAMS, REFERENCE THE INDIVIDUAL DRAWINGS IN THE CABINET MANUAL2. CORRESPONDING TO THE CABINET STRING VOLTAGE. VIEW "A" IS SHOWING THE INTER-TIER CONNECTIONS. AN "L" CONNECTOR IS PROVIDED.3. THE "L" CONNECTORS WILL MAKE THE INTER-TIER CABLE CONNECTIONS EASY, ESPECIALLY WHEN DOUBLE
'L' CONNECTOR
SEE DETAIL A
SEE DETAIL 'C'
SEE DETAIL B
INTER-CABINET JUMPER CABLE (S). USED ON TWO CABINET CONFIGURATIONS. CONNECTS TO "L" OR "Z" BUS CONNECTORS.
USE 5/16 BOLT,
OUTPUT CONNECTOR 2 PLCS. (POS AND NEG)
SCALE 1 : 3
OUTPUT CABLES, TO BREAKER
DETAIL B
5/16 LOCK WASHER,
5/16 FLAT WASHER
HEX NUT, 5/16-18, S.S.
WASHER, FLAT, 5/16, S.S.
WASHER, LOCK, 5/16, S.S.
AND
BOLT, 5/16-18, S.S.
WASHER, FLAT, 5/16, S.S.
(FROM BEHIND)
ON TOP OF THE COPPER CONNECTOR. INTER TIER CABLES. THERE WILL BE SINGLE OR DOUBLE CABLES, DEPENDING ON AMPERAGE OF BREAKER. IF SINGLE CABLE, PLACE
WASHER, 5/16, S.S.
BOLT, HEX, 5/16-18, S.S.
WASHER, LOCK, 5/16, S.S.
SCALE 1 : 3
WASHER, FLAT, 5/16, S.S.
DETAIL A
SEE TABLE FOR CABLE CONFIGURATIONS.
HEX NUT, 5/16-18, S.S.
FASTEN "L" CONNECTORS TO BATTERIES PRIOR TO LOADING BATTERIES IN CABINET. REFERENCE DIAGRAM FOR "L" CONNECTOR LOCATIONS. USE HARDARE PRVIDED IN INSTALL KIT. 5/16-18 BOLT, 5/16 LOCK WASHER AND 5/16 FLAT WASHER
DETAIL C
CONNECTORS
SCALE 1 : 3
TYP. BATTERY
USE 5/16 BOLT,
5/16 LOCK WASHER,
5/16 FLAT WASHER
AWG AMPS
DBL2/0 600 DBL1/0 500 DBL1/0 450
4/0 400 4/0 350 2/0 300 1/0 250 1/0 225
2200 2175 4150 4125 1100 175 150 140 130
125°CABLEAMPACITYTABLE

+
-
^^
-+ -+ -+
-+
-+-+
-+-+
-+
-+
-+ -+-+ -+
-+ -+
-+
-+
-+ -+
-+
-+ -+
-+-+
-+ -+
-+-+
-+
-+
-+
-+
-+
-+
-+
-+
-+
-+
-+
TO BREAKER PANEL
+
AUXILLARY CONTACTS LISTED APPLICABLE WHEN
BREAKER IS IN THE CLOSED (ON) POSITION
TO UPS
RED
BELL ALRAM OPT. RED
BELL ALRAM OPT.
YW
BL
NC
NO
COMM. BL / YW
+
-
TO 24/48 VDC SOURCE
BLK
BLK
TO UPS
FROM UPS
FROM BREAKER OPTIONS
BRACKET
BREAKER
FROM BATTERY
OUTPUT TO UPS
GND
-
BREAKER DETAIL
18.34
5.33
2X 2.91
8.75 12.00
FRONT VIEW
(SHOWN EMPTY)
84.00
3.
NEMA 1 DESIGN1. EMPTY CABINET WEIGHT: 876 LBS (397 KG) TOTAL FOR 2 CABINETS FOR 480V STRING.2. SEE TABLE FOR LOADED WEIGHTS
CABINET NOTES:
480V, 40 BLOCS, 7 X 6
November 2017
EFR63 BATTERY RACK
MNL-001600 14 www.ess.to
FAX [phone]
DOC-016800
RNJ
A
11-17-17
3233 W. Kingsley Rd. Garland, Texas 75041 PH. 972-272-2468
A
UNLESS OTHERWISE SPECIFIED:
SCALE: 1:12
REV
DWG. NO.
C
SIZE
TITLE:
NAME DATE
PROHIBITED.
PROPRIETARY AND CONFIDENTIAL
DIMENSIONS ARE IN INCHES
PROJECTION:
DRAWN BY
THE INFORMATION CONTAINED IN THIS
DRAWING IS THE SOLE PROPERTY OF
ELECTRONIC SYSTEMS SUPPORT. ANY
REPRODUCTION INPART OR AS A WHOLE
WITHOUT THE WRITTEN PERMISSION OF
ELECTRONIC SYSTEMS SUPPORT IS SHEET 1 OF 1
(SHOWN EMPTY)
SIDE VIEW
VENTILATION LOUVERS
27.00
ISOMETRIC VIEW
(SHOWN EMPTY)
8.0 X 6.0 CUTOUT CABLE ENTRY KNOCKOUT
2X CABLE ENTRY PLATE 8.0 X 4.0 CUTOUT
MFG MODEL WEIGHTS(LBS) ENERSYS12HX680F‐FR 6896 C&D UPS12‐745MRF 7056 EASTPENN 4DHR6500 6136 INTERSTATE 12MJ4500F 7056

+
AUXILLARY CONTACTS LISTED APPLICABLE WHEN
BREAKER IS IN THE CLOSED (ON) POSITION
TO UPS
RED
BELL ALRAM OPT. RED
BELL ALRAM OPT.
YW
BL
NC
NO
COMM. BL / YW
+
-
TO 24/48 VDC SOURCE
BLK
BLK
TO UPS
FROM UPS
FROM BREAKER OPTIONS
BRACKET
BREAKER
FROM BATTERY
OUTPUT TO UPS
GND
-
BREAKER DETAIL
2X 18.50
5.33 TYP
-
++-+
-
3.
-
+--
++
-
+-+-
+-+
- -
++-
CABINET NOTES:
-
+ +--
-
+
+
-
+
TO BREAKER PANEL
-+
+-+-+-
+-+-+-
+-+-+
-
+
++-+
-++-+-
+-+-+-+-
+-+-+-
-
NEMA 1 DESIGN1. EMPTY CABINET WEIGHT: 876 LBS (397 KG) TOTAL FOR 2 CABINETS FOR 480V STRING.2. SEE TABLE FOR LOADED WEIGHTS
-
FAX [phone]
www.ess.to
EFR53 BATTERY RACK
MNL-001600
November 2017
15
DOC-016900
A
480V, 40 BLOCS, 8 X 5
RNJ 11-17-17
3233 W. Kingsley Rd. Garland, Texas 75041 PH. 972-272-2468
A
UNLESS OTHERWISE SPECIFIED:
SCALE: 1:12
REV
DWG. NO.
C
SIZE
TITLE:
NAME DATE
PROHIBITED.
PROPRIETARY AND CONFIDENTIAL
DIMENSIONS ARE IN INCHES
PROJECTION:
DRAWN BY
THE INFORMATION CONTAINED IN THIS
DRAWING IS THE SOLE PROPERTY OF
ELECTRONIC SYSTEMS SUPPORT. ANY
REPRODUCTION INPART OR AS A WHOLE
WITHOUT THE WRITTEN PERMISSION OF
ELECTRONIC SYSTEMS SUPPORT IS SHEET 1 OF 1
FRONT VIEW
(SHOWN EMPTY)
78.70
(SHOWN EMPTY)
SIDE VIEW
VENTILATION LOUVERS
27.00
ISOMETRIC VIEW
(SHOWN EMPTY)
CABLE ENTRY KNOCKOUT
8.0 X 6.0 CUTOUT
MFG MODEL WEIGHTS(LBS) ENERSYS12HX680F‐FR 6896 C&D UPS12‐745MRF 7056 EASTPENN 4DHR6500 6136 INTERSTATE 12MJ4500F 7056

MNL-001600
Rev A 16 www.ess.to
November 2017
NOTES

3233 W. Kingsley Rd. ●Garland, TX 75041 ●Ph: 972-272-2468 ●Fax: [phone] ●www.ess.to