Emerson 710NPBA - page 57

User Instructions UM581127000

Spec. No. 581127000 (Model 710NPBA) Issue AB, March 22, 2012

Chapter 4. Troubleshooting and Repair Page 51

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 4-20

Replacing a Load Disconnect Contactor

in a 2, 3, or 4-Row Distribution Cabinet

LoadDisconnect

Contactor

2-rowDistribution Cabinet

shown,3 or 4-row ca binet similar.

Applyelectrical anti-oxidizing

compoundto busbar

matingsurfaces.

5/16-18Nut

5/16"Belleville Lock Washer

5/16"Belleville Lock Washer

(concaveside of Belleville

LockWashers face each other)

5/16"Hardened Flat Washer

(4places)

Torqueto 100 in-lbs.

Componentsremoved in

illustrationfor clarity only.

Front

Contactorstyles vary

betweenmanufacturer ’s.

BlackWire

Violet/WhiteWire

VioletWire

RedWire

Violet/WhiteWire

VioletWire BlackWire

RedWire

Contents

Main NetSure +24V DC Power System Page TABLE OF CONTENTS CONTENTS PAGE IMPORTANT SAFETY INSTRUCTIONS GENERAL SAFETY VOLTAGES BATTERY CIRCUIT CARD HANDLING STATIC WARNING CHAPTER 1. SYSTEM OVERVIEW CUSTOMER DOCUMENTATION PACKAGE SYSTEM DESCRIPTION Page CHAPTER 2. OPERATING PROCEDURES CONTROLLER, RECTIFIERS, AND OPTIONAL CONVERTERS ESTOP FUNCTION LOCAL CONTROLS AND INDICATORS Circuit Card Locations OR System Interface Circuit Card Optional LVD Driver Circuit Card Optional LVD Driver Lite Circuit Card Optional Manual Battery Disconnect Circuit Card CHAPTER 3. MAINTENANCE SYSTEM MAINTENANCE PROCEDURES ADDING A RECTIFIER OR DC-DC CONVERTER MODULE TO AN EXISTING MODULE MOUNTING ASSEMBLY Page INSTALLING A FIELD EXPANSION MODULE MOUNTING ASSEMBLY UM581127000 User Instructions Issue AB, March 22, 2012 Spec. No. 581127000 (Model 710NPBA) Page 12 Chapter 3. Maintenance Figure 3-2 Installing a Field Expansion Module Mounting Assembly Page CHANGING THE ACU+ LVD CONTROL LEVEL FOR A CONTACTOR CHAPTER 4. TROUBLESHOOTING AND REPAIR CONTACT INFORMATION CONTROLLER, RECTIFIERS, AND OPTIONAL CONVERTERS ACU+ CONTROLLER CONFIGURATION SYSTEM TROUBLESHOOTING INFORMATION Page Page REPLACEMENT INFORMATION REPLACEMENT PROCEDURES Replacing a Rectifier or Converter Module Replacing the ACU+ Controller Replacing a Distribution Device Fuseholder Assembly Fuseholder Assembly Exploded View Page Page Page Page Page Page Page Page Page Circuit Card Replacement Procedures Page UM581127000 User Instructions Issue AB, March 22, 2012 Spec. No. 581127000 (Model 710NPBA) Page 32 Chapter 4. Troubleshooting and Repair Figure 4-9 System Interface Circuit Card Connector Locations Page - * + Page Page Page Page Page Page Page Page Page Replacing a Distribution Panel Page UM581127000 User Instructions Issue AB, March 22, 2012 Spec. No. 581127000 (Model 710NPBA) Page 46 Chapter 4. Troubleshooting and Repair Figure 4-16 Replacing a Distribution Panel Replacing a Battery or Load Disconnect Contactor Page Page Page Page Page NetPerform Optimization Services For More Information