Emerson 721NPBB

UM582127000 User Instructions

Issue AC, January 2, 2013 Spec. No. 582127000 (Model 721NPBB)

Page 16 Chapter 3. Maintenance

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Figure 3-2 (cont’d from previous page)

Installing a Field Expansion Rectifier Module Mounting Shelf Spec. No. 588705000

RearView

(InstallOutput Busbars from Ki t) CompletedView

1st

Expansion

Shelf

2nd

Expansion

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