Rockwell Automation SA3100 AC Power Modules - Manual (Page 3)

Table of Contents I
C
ONTENTS
Chapter 1 Introduction
1.1
Standard Features ........................................................................................... 1-3
1.2 Related Publications ........................................................................................ 1-3
1.3 Related Hardware and Software ..................................................................... 1-6
Chapter 2 Power Module Description
2.1
Mechanical Description ................................................................................... 2-1
2.2 Electrical Description ....................................................................................... 2-3
Chapter 3 Installation Guidelines
3.1
Planning the Installation .................................................................................. 3-1
3.2 Mounting the Power Module ............................................................................ 3-2
3.3 AC Supply Source Requirements .................................................................... 3-8
3.3.1
Determining if an Isolation Transformer or Line Reactor is Required .. 3-8
3.3.2 Isolating an Unbalanced Distribution System ...................................... 3-8
3.4 Installing a Line Input Disconnect .................................................................... 3-9
3.5 DC Input (Common Bus) Supply Requirements .............................................. 3-9
3.6 Input Line Fuse Selection ................................................................................ 3-9
3.7 Power Cabling Using Terminal Block TB1..................................................... 3-11
3.8 Interlocking the Pre-charge Circuit and DC Bus Disconnect for Common Bus Units
3-16
3.9 Selecting the Proper Lug Kit for Your System ............................................... 3-17
3.10 Wiring Levels and Classes ............................................................................ 3-18
3.11 Wiring Recommendations and Standard Practices ....................................... 3-19
3.11.1 Standard Wiring Notes....................................................................... 3-19
3.11.2 Wiring to Drive Enclosures................................................................. 3-19
3.11.3 Notes on Control and Signal Wiring ................................................... 3-19
3.12 Installing an Emergency Stop ........................................................................ 3-20
3.13 Connecting the Motor .................................................................................... 3-20
3.13.1 Using Shielded Cable ........................................................................ 3-20
3.13.2 Guidelines for Using Conduit ............................................................. 3-21
3.13.3 Maximum Motor Lead Lengths .......................................................... 3-21
3.14 Grounding the Drive and Motor ..................................................................... 3-22
3.14.1 Grounding the Power Module Safety Ground (PE)............................ 3-22
3.14.2 Grounding the Motor Cable................................................................ 3-22
3.14.3 Grounding Discrete Control Wiring .................................................... 3-23
3.14.4 Grounding Resolver/Encoder Wiring ................................................. 3-23
3.14.5 Grounding Signal Wiring Shields (TE) ............................................... 3-23
3.14.6 Protecting Sensitive Circuits from High Frequency Ground Currents 3-23
3.14.7 Protecting the Power Module from Externally Generated Interference.....
3-23
3.15 Controlling Power Module Emissions ............................................................ 3-24
3.15.1 Installing the Optional RFI Filter......................................................... 3-24
3.15.2 Grounding the RFI Filter .................................................................... 3-25