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Emerson 721NPBB User Instructions UM582127000 Spec. No. 582127000 (Model 721NPBB) Issue AC, January 2, 2013 , Chapter 3. Maintenance Page 17 , Figure 3-3 ACU+ CAN Bus, Rectifier Module Mounting Shelf Spec. No. 588705000

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User Instructions UM582127000 Spec. No. 582127000 (Model 721NPBB) Issue AC, January 2, 2013 Chapter 3. Maintenance 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.

Figure 3-3 ACU+ CAN Bus, Rectifier Module Mounting Shelf Spec. No. 588705000

Distribution

Cabinet Wire

Harness

Brown and

Brown/White Wires

Slate and

Slate/WhiteWires

Existing

Rectifier Module

Mounting Shelf

Existing

Rectifier Module

Mounting Shelf

Thesecab les are

factoryconn ected.

Thesecab les are

factorycon nected.

Thesecable s are

factoryconn ected.

Existing

Rectifier Module

Mounting Shelf

Expansion

Rectifier Module

Mounting Shelf

Exploded ViewShown to IllustrateWi reCon nections Only

Disconnect cable coming from distribution

cabinet from this connector on bottom-most

existing rectifier shelf, then connect to the

top connector on the expansion rectifier shelf.

Connectth ecab ledisconnected above

(coming from distribution cabinet) to bottom

connector on expansion rectifier shelf.

Contents

Main NetSure -48V DC Power System User Instructions, UM582127000 (Issue AC, January 2, 2013) Specification Number: 582127000 Model Number: 721NPBB Page TABLE OF CONTENTS CONTENTS PAGE Page IMPORTANT SAFETY INSTRUCTIONS GENERAL SAFETY VOLTAGES BATTERY CIRCUIT CARD HANDLING STATIC WARNING Page CHAPTER 1. SYSTEM OVERVIEW CUSTOMER DOCUMENTATION PACKAGE SYSTEM DESCRIPTION Page Page CHAPTER 2. OPERATING PROCEDURES CONTROLLER, RECTIFIERS, AND OPTIONAL CONVERTERS ESTOP FUNCTION ACU+ BATTERY CHARGE CURRENT LIMIT FEATURE LOCAL CONTROLS AND INDICATORS OR System Interface Circuit Card Optional LVD Driver Circuit Card Optional LVD Driver Lite Circuit Card Optional Manual Battery Disconnect Circuit Card (Main Bay Only) SM-DU Circuit Card CHAPTER 3. MAINTENANCE SYSTEM MAINTENANCE PROCEDURES ADDING A RECTIFIER MODULE TO AN EXISTING RECTIFIER MODULE MOUNTING SHELF SPEC. NO. 588705000 ADDING A RECTIFIER OR CONVERTER MODULE TO AN EXISTING MODULE MOUNTING SHELF SPEC. NO. 588705300 Page Page INSTALLING A FIELD EXPANSION RECTIFIER MODULE MOUNTING SHELF SPEC. NO. 588705000 Page Page User Instructions UM582127000 Spec. No. 582127000 (Model 721NPBB) Issue AC, January 2, 2013 Chapter 3. Maintenance Page 17 Figure 3-3 ACU+ CAN Bus, Rectifier Module Mounting Shelf Spec. No. 588705000 INSTALLING A FIELD EXPANSION RECTIFIER/CONVERTER MODULE MOUNTING SHELF SPEC. NO. 588705300 Page UM582127000 User Instructions Issue AC, January 2, 2013 Spec. No. 582127000 (Model 721NPBB) X Page 20 Chapter 3. Maintenance Figure 3-5 ACU+ CAN Bus, Rectifier Module Mounting Shelf Spec. No. 588705300 CHANGING THE ACU+ LVD CONTROL LEVEL FOR A CONTACTOR ADDING A SUPPLEMENTAL BAY IN THE FIELD CHAPTER 4. TROUBLESHOOTING AND REPAIR CONTACT INFORMATION CONTROLLER, RECTIFIERS, AND OPTIONAL CONVERTERS ACU+ CONTROLLER CONFIGURATION SYSTEM TROUBLESHOOTING INFORMATION Page Page REPLACEMENT INFORMATION Replacement Assemblies Replacement Cables REPLACEMENT PROCEDURES Replacing a Rectifier Module (in a Spec. No. 588705000 Shelf) Replacing a Distribution Device Fuseholder Assembly Fuseholder Assembly Exploded View Page Page Fuse Fuseholder Body Fuse Carrier Page Page Page Page Page Page Circuit Card Replacement Procedures Page User Instructions UM582127000 Spec. No. 582127000 (Model 721NPBB) Issue AC, January 2, 2013 Chapter 4. Troubleshooting and Repair Page 39 Figure 4-9 System Interface Circuit Card Connector Locations Page Page Page - * + Page Page Page Page Page Page Page Page Page Replacing a Distribution Panel Page Page Replacing a Battery or Load Disconnect Contactor Page Page Page Page Page Page NetPerform Optimization Services