NetSure™ A50B50 DC Power Retrofit
Contents
1. lq h Oh e Ky BESS a ar ie i E a D P IL PIA m IAE naraz ael aai 7 Se zami oA LIE b jf f agd D bd bd BS Ape jeze j O on i aD ello 1E A50IFRM A50EFRM A50EFRM DETAILS P N 548451 P N 547678 6 CAN cable Terminator ASOIFRM ASOEFRM ASOEFRM Figure 4 CAN Connections in a Single Shelf 2 Toterminate the bus plug the furnished termination plug P N 547678 into the right hand CAN port of the last frame 3 For CAN connections with only one AS2. J4 O front view a z Ai al PRES C Nile a CD D i f Ie ac 7 JC p D B ESELI E ime fa feast Zielal Pre bed q m id y OAL E f J o Wa bd D id 5 a POET q D Lie E i JHN E AQ as H m NAESBE i H P P it Ls D a D oll I Io oll le Do i Figure 2 CAN Interface Board Connections Page 6 This document is property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc Any copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc is strictly prohibited Method of Procedure Spec No 588250400SK003 Resistance Values of MOP588250400SK003 Issue AA January 29 2014 Group See Table 5 Switch Position Ground BAT Signal Provid
3. CAN cable DE j oN am i Toe I Ihe Orne OF A50EFRM A50EFRM P N 548451 6 CAN cable Oo OFF be e Eeo E TNO k i p ce To O OF i ASOEFRM P N 547678 Terminator OMAA Ges MMO E Note Excess wire can be tucked behind the front covers The wires can exit each frame at the appropriate corner to minimize the length of exposed wire between frames Figure 5 CAN Connections in Multiple Shelves Page 10 This document is property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc Any copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc is strictly prohibited Method of Procedure MOP588250400SK003 Spec No 588250400SK003 Issue AA January 29 2014 2 Similar to single shelf configuration of terminating the connection use P N 547678 CAN terminator jumper and plug into the upper right CAT 5 socket of the last frame used 3 When all CAN connections are made the front covers can be mounted back on all frames Installing the Controller The SCU has its connectors on its rear panel The SCU Controller has a latch which has a handle When the handle is opened the latch retracts When the handle is closed the latch protrudes Follow the procedure detailed below Refer to Figure
4. Figure 3 Securing the Frame to the Shelf Electrical Connections WIRING CONSIDERATIONS The AC input DC output and system alarm connections on the frame mate with the existing connectors in the shelf No adjustments or alterations are required for these connections MAKING CAN CONNECTIONS CAN connections are made to allow expansion frames ASOEFRM to connect to the main frame A50IFRM for rectifier control and alarming Follow the procedure below Note If only one frame A50IFRM is used for application install the furnished CAN bus termination plug P N 547678 to terminate the bus This terminator is inserted into the socket at the upper right side of the frame Refer to Figure 4 for details Single Shelf 1 To connect adjacent frames in one existing shelf use the 6 in long P N 548451 CAN cable for each connection Refer to Figure 4 for a sample configuration of 1 ASOIFRM and 2 ASOEFRMs Page 8 This document is property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc Any copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc is strictly prohibited Method of Procedure MOP588250400SK003 Spec No 588250400SK003 Issue AA January 29 2014 Single Shelf CAN Connection
5. 6 The Controller is hot swappable It can be installed or removed with the system operating Procedure 1 Loosen the captive screw on the latch handle if necessary and open the handle Refer to Figure 6 A Figure 6 Latch Mechanism of SCU Controller 2 Insert the Controller into the ASOIFRM Refer to Figure 7 3 Close the latch handle The latch will lock the Controller into frame Refer to Figure 6 B 4 Tighten the screw on the latch handle Page 11 This document is property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc Any copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc is strictly prohibited MOP588250400SK003 Method of Procedure Issue AA January 29 2014 Spec No 588250400SK003 Figure Inserting the Controller into the ASOIFRM Installing the Rectifier To install a Rectifier Module in a mounting frame follow the procedure detailed below The Rectifier Module is hot swappable It can be installed or removed with the system operating Procedure 1 Place the Rectifier Module into an unoccupied mounting position without sliding it in completely Figure 8 Instal
6. A Atechnical manual from the experts in Business Critical Continuity NetSure A50B50 DC Power Retrofit Method of Procedure NetSure A50B50 DC Power Retrofit MOP588250400SK003 Issue AA January 29 2014 SPEC NO 588250400SK003 KIT ASOB50 RETROFIT MAIN FLOODED BATTERIES SPEC NO 588250300SK001 KIT ASOB50 RETROFIT EXPANSION A ta A EMERSON Network Power Business Critical Continuity Emerson Network Power and the Emerson Network Power logo are trademarks and service marks of Emerson Electric Co NetSure NetSpan NetReach NetXtend and NetPerform are trademarks of Emerson Network Power Energy Systems North America Inc All other trademarks are the property of their respective owners The products covered by this instruction manual are manufactured and or sold by Emerson Network Power Energy Systems North America Inc The information contained in this document is subject to change without notice and may not be suitable for all applications While every precaution has been taken to ensure the accuracy and completeness of this document Emerson Network Power Energy Systems North America Inc assumes no responsibility and disclaims all liability for damages resulting from use of this information or for any errors or omissions Refer to other local practices or building codes as applicable for the correct methods tools and materials to be used in performing procedures not specific
7. OIFRM and one ASOEFRM insert the termination plug into the right hand CAN port of the ASOEFRM Multiple Shelves 1 To connect frames installed in different shelves use the 24 in long CAN cable P N 547520 to provide a longer wiring distance Refer to Figure 5 for a typical configuration of 1 ASOIFRM and 8 ASOEFRMs Note Figure 5 shows one way to make CAN bus connections between retrofit frames in systems with multiple shelves You can use the supplied cables in any way that best fits your application The only requirements are that all retrofit frames in the system must be connected in series in any order and the termination plug must be installed in the last available port Page 9 This document is property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc Any copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc is strictly prohibited MOP588250400SK003 Issue AA January 29 2014 Multiple Shelves CAN Connection P N 548451 6 CAN cable AEDs w ASOIFRM Lgao _1 s3 ASOEFRM P N 548451 6 CAN cable E mrt aN i Method of Procedure Spec No 588250400SK003 M ON G G O O O D O S S O S D S O O E S E E e P N 547520 24 CAN cable f wo F ASOEFRM ON TH LA P N 547520 24
8. That is why we offer a wide array of services to meet all of your network infrastructure needs Technical Support Email DCpower AC Emerson com Answers technical product and system OSP TAC Emerson com questions determines status of warranties and Phone 1 800 800 5260 contractual agreements for repair Services Design Deployment amp Optimization Email ES Services Emerson com Provides quotes and bid responses order Phone 1 800 800 1280 option 7 placement and scheduling for design and deployment and optimization services FreedomCare Secure EmersonNetworkPower com Download service amp maintenance reports online Spare Parts Email DCpower Spares Emerson com Pricing and PO processing of spare parts OSP Spares Emerson com including but not limited to breakers cables Prone 1 800 800 1280 option 5 fuses rectifier fans misc breaker and fuse panels enclosure fans doors amp switches etc DC Power Depot Repair Email DCpower Repair Emerson com Creates and processes RMAs determines Phone 1 800 800 1280 option 6 lead times and pricing provides repair shipping information and status DC Power Product Training Email DCpower Training Emerson com Requests for quotes order placement and Phone 1 800 800 1280 option 8 scheduling For More Information To learn more about service offerings from Emerson Network Power please contact your sales representative call 1 800 800 1280 option 7 email ES Services Emers
9. ally described in this document This document is the property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc Any copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc is strictly prohibited Copyright 2014 Emerson Network Power Energy Systems North America Inc All rights reserved throughout the world Method of Procedure MOP588250400SK003 Spec No 588250400SK003 Issue AA January 29 2014 TABLE OF CONTENTS DOCUMENT sy acest te a ee es oma wnat ase oe deca s A 1 DESCRIPTION gartie tate raters aiede dans uednca a ands lta usdao aml ade gale ininca etre atei ha 2 TOOLS REQUIRED ietceeetie eee hie eee ee hee ieee ee 4 pa A D2 Weel eer ee este eh eee eg ae ere Or ee ee eee ee 4 MOUNUNO Act stce tea nctest ota teteea A A anesthe 4 EISCHICAI Connections ixey ha tirce cist laned a a Gonnagr a E ia LANENA 8 Installing the COntroller cccccecccssecceeeeceeeceseeceuseceueeseeeceeeeeeceueessueeseeesseeeseas 11 stalling Ne FR CC URI OP sussen raei 12 Re installing the Front Cover Panel s c cccccccseeeeeeeeeeseeeeeeeeeeeeeeeeeeeeseeeeees 14 INITIALLY STARTING CONFIGURING AND CHECKING SYSTEM OPERA NION oere A A A 15 Iitial Startup Preparalio M an aina a a N euhieeedeeietsces 15 mitialy Starning the System na
10. ectifier fail alarm condition either one of three available resistive ground signals or a ground BAT signal Switch S1 is located on CAN Interface board see Figure 2 in ASOIFRM Refer to Table 4 and adjust switch S1 per requirements of the specific installation Refer to Table 5 for resistance values of the three groups If applicable Switch off the DC output breaker and then the AC input breaker of the A50B50 rectifier in the left most slot of the existing rectifier shelf Remove the unit by loosening the four screws at the corners of the rectifier and then pulling on the handle Set the unit aside Page 4 This document is property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc Any copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc is strictly prohibited Method of Procedure MOP588250400SK003 Spec No 588250400SK003 Issue AA January 29 2014 A50EFRM Frames A50B50 based e Rectifier Shelf location ss lt 5 To remove front cover panels N 7 Rectifi PAA F aai A remove 4 8 32 x 1 2 screws ei from each
11. ed Settings Capable with Alarm and Open Close Control Panel s Part No s Open 437422100 Open 437422800 Open 437423000 Closed 437423100 ptt OPen 437420600 437420700 Open 437420800 437420900 437421600 437421900 a Closed 437420300 437423300 O ae on a O 2 f co as om a f Oo a f cosa 2 f o s om Table 4 Switch S1 Settings N 437417400 OO DO gt BY O Alarm Resistance Alarm Resistance Alarm Resistance Value Ohms Value Ohms Value Ohms Group 1 Group 2 Group 3 No of Failed Modules Table 5 Three Groups of Resistance Values 2 Slide the ASOIFRM into the first slot in the rectifier shelf 3 Using the hardware supplied secure the frame to the shelf Refer to Figure 3 4 Do not install the front cover panel on the frame at this time 5 Repeat the same steps for the rest of the frames Page 7 This document is property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc Any copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc is strictly prohibited MOP588250400SK003 Method of Procedure Issue AA January 29 2014 Spec No 588250400SK003 4 No 8 N washers 4 8 32 x 5 16 screws S JV R o lt
12. frame ocation lt Front Cover Panel A50IFRM a Frame aN Figure 1 Installing ASOIFRM Intelligent Frame and ASOEFRM Expansion Frame into the Existing Shelf Page 5 This document is property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc Any copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc is strictly prohibited MOP588250400SK003 Issue AA January 29 2014 CAN Interface Board mounted on top panel S1 O hinge 7 514 3 211 O O Le o oO 00090 0000 TB1 O Method of Procedure Spec No 588250400SK003 CAN Out
13. is strictly prohibited MOP588250400SK003 Method of Procedure Issue AA January 29 2014 Spec No 588250400SK003 Re installing the Front Cover Panel s After all the wiring is done the front cover panel should be re installed into the frame secure the front cover panel to the frame using the hardware previously disassembled Refer to Figure 10 aii a DAG it Ue PE Figure 10 Securing the Front Cover Panel Page 14 This document is property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc Any copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc is strictly prohibited Method of Procedure MOP588250400SK003 Spec No 588250400SK003 Issue AA January 29 2014 INITIALLY STARTING CONFIGURING AND CHECKING SYSTEM OPERATION Initial Startup Preparation Ensure that all Rectifier Module mounting positions are filled by a Rectifier Module Initially Starting the System 1 Apply DC power to the system by closing the external DC disconnect s or protective device s that supplies battery power to the system if furnished 2 Apply AC input power to the system by closing the external AC disconnect
14. ling the Rectifier Page 12 This document is property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc Any copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc is strictly prohibited Method of Procedure MOP588250400SK003 Spec No 588250400SK003 Issue AA January 29 2014 2 Click the Rectifier Module handle in order to pop it forward out of the Rectifier Module s front panel this will also retract the latch mechanism located on the underside of the Rectifier Module See Figure 9 3 Push the Rectifier Module completely into the shelf 4 Push the handle into the front panel of the Rectifier Module This will make the latch lock the Rectifier Module securely to the shelf See Figure 9 5 Repeat the above steps for each Rectifier Module being installed in the system 6 Repeat procedure for the rest of the ASOFRM frames Handle Figure 9 Latch Mechanism on the Rectifier Module Page 13 This document is property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc Any copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc
15. ny copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc is strictly prohibited MOP588250400SK003 Method of Procedure Issue AA January 29 2014 Spec No 588250400SK003 TABLE 3 Questions to Ask Yourself 5 Can prevent or control service interruption to 911 E911 6 Is it the right time to do this work 8 Are MOPS and supporting documents current and error free 7 Is the individual performing the work trained and qualified to do this work 9 Does the MOP include a 911 E911 test plan TOOLS REQUIRED The following tools are required for installation Philips Screwdriver medium Flat Screwdriver small INSTALLATION Mounting The ASOIFRM Intelligent Frame and ASOEFRM Expansion Frame are designed to mount inside A5OB50 based rectifier shelves Ensure that all AC input and DC output connections to the shelf are intact No changes or adjustments are required for these connections when installing the A50B50 Retrofit solution All wirings and grounding should follow the current edition of the National Electrical Code and applicable local codes Follow the procedure below Procedure 1 Remove the front cover panel from the ASOIFRM 588250400 frame as shown in Figure 1 Set aside hardware for later use A four position switch S1 is provided which selects what type of signal is provided to J8 pin 12 or TB2 pin 1 of ASOB50 cabinet during a r
16. om Emerson Network Power Energy Systems North America 4350 Weaver Parkway Warrenville IL 60555 Toll Free 800 800 1280 USA and Canada Telephone 440 246 6999 Fax 440 246 4876 Web EmersonNetworkPower com EnergySystems EnergyNet Secure EmersonNetworkPower com Emerson Network Power The global leader in enabling Business Critical Continuity EmersonNetworkPower com M AC Power A Embedded Computing gt Outside Plant A Racks amp Integrated Cabinets E Connectivity Embedded Power A Power Switching amp Controls Services E DC Power E Infrastructure Management amp Monitoring E Precision Cooling E Surge Protection
17. on com or visit www EmersonNetworkPower com EnergySystems Emerson NYSE EMR based in St Louis Missouri USA is a global leader in bringing technology and engineering together to provide innovative solutions for customers in industrial commercial and consumer markets through its network power process management industrial automation climate technologies and tools and storage businesses For more information visit Emerson com Emerson Network Power a business of Emerson NYSE EMRk is the global leader in enabling Business Critical Continuity from grid to chip for telecommunication networks data centers health care and industrial facilities Emerson Network Power provides innovative solutions and expertise in areas including AC and DC power precision cooling embedded computing and power integrated racks and enclosures power switching and controls infrastructure management and connectivity All solutions are supported globally by local Emerson Network Power service technicians For more information on Emerson Network Power s full suite of solutions specifically supporting the communications network infrastructure including NetSpan NetReach and NetXtend outside plant enclosures and equipment NetSure DC power systems and NetPerform Optimization Design amp Deployment services visit EmersonNetworkPower com EnergySystems Learn more about Emerson Network Power products and services at EmersonNetworkPower c
18. ork changes NOTICE If the answer to any of the questions below is a NO then STOP and contact your manager TABLE 3 Questions Ca Ask Yourself 1 Do Ihave the proper and appropriate building access and permissions for the environment am about to enter 2 Do I know why this work is being performed o jo jo fo 3 Have identified and notified everybody customers and internal groups who will be directly affected by this work 4 Can prevent or control service interruptions o jo jo fo 5 _ Is this the right time to do this work o jo jo 6 Am trained and qualified to perform this work o jo jo fo 7 Are the MOP and supporting documents current and error free 8 Is everything in place to allow me to quickly and safely restore service if something does go wrong 9 Have walked through this procedure and do know which network elements am impacting with this procedure 10 Have made sure this procedure contains proper closure including obtaining clearance and release from the appropriate work center E911 911 YES NO N A Comments 1 Do I know how this work could impact 911 E911 o goo 3 Have identified potential risks to 911 E911 and taken ene measures to minimize them Page 3 This document is property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc A
19. r Alarm Re install the rectifier If no alarms are present contact the Network Operation Center NOC that the work has been completed and the alarm log for this site can be closed If alarms are present contact the Emerson Technical Support desk Contact information is located near the end of this document under NetPerform Optimization Services Technical Support Page 17 This document is property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc Any copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc is strictly prohibited MOP588250400SK003 Method of Procedure Issue AA January 29 2014 Spec No 588250400SK003 REVISION RECORD Change Number Description of Change ECO AA LLP219953 Page 18 This document is property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc Any copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc is strictly prohibited NetPerform Optimization Services At Emerson Network Power we understand the importance of reliable equipment it s critical to both your business and your bottom line
20. s or protective devices that supplies power to the shelf s Note that the system requires multiple AC input branch circuits The rectifiers start and supply power to the loads SCU Initialization Procedure 1 After the SCU is powered on the language screen appears Press the or w key to select the desired language Press the ENT key to confirm the selection If no key is pressed within 10 seconds the SCU selects the displayed language automatically 2 The SCU displays Wait as it performs an initialization routine The SCU was pre programmed for your specific system These settings determine the initial configuration of the SCU parameters such as output voltage and alarm levels Page 15 This document is property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc Any copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc is strictly prohibited MOP588250400SK003 Method of Procedure Issue AA January 29 2014 Spec No 588250400SK003 3 Once initialized the Main screen is displayed SCU 09 20 20 Float 53 4V 404A Auto Normal 4 From the Main screen press ENT to go to the Main Menu screen SCU MAIN MENU Status Settings ECO Mode Manual Quick Settings 5 Verify tha
21. sini ie aa a E a a a ele eee 15 SCVF Initialization a ae reaiaphacoteneeess 15 CHECKING SYSTEM STATUS ez tetectsccteestonaccccensd decned cheat aaaces st aise iastcaad dss ad EE E 16 CHECKING SYSTEM IOPERATION irssi aa a i A E a aE a EEE 17 REVISION RE COR Distana T e e a oetnael tate iee maces 18 DOCUMENT SET The following documents are provided with your system System User Manual UM588250400 UM588250300 System Application Guide SAG588250400 SAG588250300 SCU Controller Instructions UM1M521BNA SCU Configuration Drawing C553923 Rectifier Instructions UM1R483500E Schematic Diagram D588250400 SD588250300 Wiring Diagram 1T588250400 T 588250300 Page 1 This document is property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc Any copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc is strictly prohibited MOP588250400SK003 Method of Procedure Issue AA January 29 2014 Spec No 588250400SK003 DESCRIPTION NetSure A50B50 DC Power Retrofit is a power solution comprising one or more frames that allow new generation NetSure rectifiers to be installed in the 48V Modular Power Series rectifier shelves that house the older model A50B50 rectifiers The new rectifiers can operate with or without the original rectifiers in the same system and
22. t there are no alarms present on the SCU local display Refer to the Separate Controller User Manual UM521BNA or UM820BNA for SCU local menu operating instructions CHECKING SYSTEM STATUS Observe the status of the indicators located on the Rectifier Modules and Controller If the system is operating normally the status of these is as shown in Table 6 a Rectifier a Modules Yellow Alarm Red SCU Observation if furnished Yellow Major or Minor Alarm Red Status Green Table 6 Status and Alarm Indicators Page 16 This document is property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc Any copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc is strictly prohibited Method of Procedure MOP588250400SK003 Spec No 588250400SK003 Issue AA January 29 2014 CHECKING SYSTEM OPERATION The SCU has been pre programmed with the required set points and configuration for this application No adjustments are required Refer to the SCU Controller User Manual UM521BNA for operation of the controller and navigation instructions of the controller menu and web pages Check rectifier alarm Pull one of the NetSure rectifiers from its frame and verify that the original system level alarm panel registers a Rectifie
23. the same shelf The ASOIFRM Intelligent Frame contains a CAN Interface assembly and IB2 assembly It accommodates a Rectifier Module and a Controller Unit The ASOEFRM Expansion Frame contains a CAN Interface assembly and accommodates a Rectifier Module One Intelligent Frame is required per power system The Controller Unit is set up with a special configuration for each application configuration number 553923 for flooded batteries This document details the installation practice for the 588250400SK003 Main Retrofit Kit for Flooded Batteries and 588250300SKO001 Expansion Retrofit Kit The materials included with each kit are listed here Page 2 This document is property of Emerson Network Power Energy Systems North America Inc and contains confidential and proprietary information owned by Emerson Network Power Energy Systems North America Inc Any copying use or disclosure of it without the written permission of Emerson Network Power Energy Systems North America Inc is strictly prohibited Method of Procedure MOP588250400SK003 Spec No 588250400SK003 Issue AA January 29 2014 Prior to performing this procedure contact AT amp T Access Network Reliability Center at 877 363 2490 option 4 and request an alarm log be established for the cabinet being upgraded All personnel performing this procedure MUST read and answer the questions in TABLE 3 to ensure these situations are considered prior to starting work or making any netw
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