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Summary of Contents for Electronic Systems Support EFR63 Series
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FRONT TERMINAL BATTERY RACKS EFR63 / EFR53 SERIES INSTALLATION, OPERATION, AND MAINTENANCE MANUAL MNL-001600 Rev A November 2017...
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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.
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.
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.
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.
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.
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.
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.
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.
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.
10. DRAWINGS / SCHEMATICS LEFT RACK RIGHT RACK OPTIONAL BREAKER NEGATIVE OUTPUT POSITIVE OUTPUT FRONT RETAINERS 3 ANCHORS PER RAIL KICK PLATE K.O. PLATES FOR BOTTOM ENRY TITLE: MANUAL DRAWING, EFR63/EFR53, GENERAL FRONT TERMINAL BATTERY RACK DETIAL NAME DATE DWG. NO. DRAWN 11-17-17 APPR.
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