| Field Manual 5-424 |
Headquarters Department of the Army Washington, DC, 25 June 1997 |
FM 5-424 |
THEATER OF OPERATIONS ELECTRICAL SYSTEMS |
Table of Contents
Cover
List of Illustrations
Preface
Chapter 1. Fundamentals
- Usage
- Drawing Symbols and Reading Blueprints
- Color Coding
- Splices
- Insulation and Wire Connections
- Job Sequence
Chapter 2.Tools and Equipment
- Section I. Interior Wiring
- Pliers
- Fuse Puller
- Screwdrivers
- Wrenches
- Soldering Equipment
- Drilling Equipment
- Woodworking Tools
- Metalworking Tools
- Masonry Drills
- Conduit Threaders, Reamers, and Cutters
- Insulation-Stripping Tools
- Hammers
- Tape
- Fish Tape
- Drop Chain
- Ruler and Measuring Tape
- Wire Grip and Splicing Clamp
- Extension Light
- Thin-Wall Conduit Impinger
- Wire Code Markers
- Meters and Test Lamps
- Section II. Wiring Materials
- Electrical Conductors
- Single Conductors
- Wire Sizes
- Multiconductor Cables
- Armored Cable
- Nonmetallic-Sheathed Cable
- Plastic-Sheathed Cable
- Lead-Covered Cable
- Service-Entrance Cable
- Cords
- Electrical Boxes
- Design
- Selection
- Outlet Boxes for Rigid and Thin-Wall Conduit and Armored Cable
- Outlet Boxes for Nonmetallic-Sheathed Cable and Surface Wiring
- Attachment Devices for Outlet Boxes
- Cable and Wire Connectors
- Straps and Staples
- Receptacles
- Surface Metal Raceways
- Plugs and Cord Connectors
- Switches and Covers
- Fuses and Fuse Boxes
- Circuit Breakers
- Lamp Holders and Sockets
- Signal Equipment
- Reflectors and Shades
- Incandescent Lamps
- Fluorescent Lamps
- Glow Lamps
- Transformers
- Pole-Line Hardware
Part Two. Wiring Procedures
Chapter 3. Design and Layout
- Section I. Interior Wiring
- Types of Distribution
- Load Per Outlet
- Circuiting the Load
- Balancing the Power Load on a Circuit
- Load Per Building
- Balancing the Power Load of a Building
- Wire Size
- Grounding and Bonding
- Wiring for Hazardous Locations
- Installation In Hazardous Locations
- Installation of Signal Equipment
- Battery Operation
- Transformer Operation
- Special Switches
- Additions to Existing Wiring
- Circuit Diagrams
- Section II. Expedient Wiring
- Purpose
- Wire
- Supports
Chapter 4. Cable Wiring
- Section I. Armored Cable Wiring
- Advantages and Uses
- Materials
- Installation
- Additions to Existing Wiring
- Section II. Nonmetallic-Sheathed Cable Wiring
- Advantages and Uses
- Materials
- Installation
- Additions to Existing Wiring Circuiting
- Section III. Cable Fishing with Access
- Section IV. Cable Routing Without Access
- Routing Behind a Baseboard
- Adding a Light and a Switch
- Routing Cable Along a Wall
- Routing Cable Around a Doorway
- Routing Cable Through Back-to-Back Devices
- Section V. Finishing Up
- Mounting Boxes
- Plain Box with Brackets
- Plain Box Without Brackets
- Cut-In Box
- Ceiling Box on Hanger Bar
- Ceiling Box with Offset Hanger
- Ceiling Box with Flange
- Pancake Box
- Wiring Into the Power Source
Chapter 5. Conduit Wiring
- Section I. Rigid Conduit
- Uses and Advantages
- Materials
- Procedures
- Making Bends
- Cutting Conduit
- Reaming Conduit
- Cutting Threads
- Installing Conduit
- Connecting Boxes
- Pulling Wire
- Using Splices
- Circuiting
- Additions to Existing Wiring
- Section II. Thin-Wall Conduit
- Uses and Advantages
- Bends
- Installation
- Section III. Flexible Conduit
- Materials
- Installation
- Section IV. Nonmetallic Conduit
- Uses
- Wiring
- Trimming
- Bending
- Joining
Chapter 6. Foreign Systems
- Section I. Wiring Installations
- Type of Wiring
- Voltages
- Frequency
- Materials
- Section II. Additions to Existing Installations
- Procedures
- Supply
- Modifications
- Effects of Voltage Differences
- Effects of Frequency Differences
- Effects of Material Differences
Chapter 7. Switches and Fuses
Chapter 8. Generators
- Section I. Mobile Generator Sets and Electric Distribution Systems
- Mobile Generator Sets
- Electric Distribution Systems
- Section II. Generator Selection and Operation Principles
- Selecting the Generator
- Computing the Load
- Computing the Cable Size
- Balancing the Load
- Selecting the Generator
- Paralleling the Generator Sets
- Determining the Grounding System
- Selecting the Generator Site
- Constructing a Revetment
Chapter 9.Controls and Instruments
- Engine Controls
- Safety Controls
- Engine Instruments
- AC Generator Controls
- AC Generator Meters
- Convenience Outlet
Chapter 10.Setup, Installation, and Operation Procedures
- Section I. Setup and Installation
- Preliminary Instructions
- Inspect the Equipment
- Service the Equipment
- Install the Fuel Supply
- Planned Duration
- Security Requirements
- Potential Fire and Safety Hazards
- Potential Sources of Contamination
- Maintain the Fuel Supply
- Perform Before-Operation PMCS
- Connection Instructions
- Section II. Operation
- Weather Conditions
- Geographical Areas
- Combat Areas
-
Part Four. Other Electrical
Chapter 11.Building Attachments and Services
Chapter 12. Pole Climbing and Rescue
- Section I. Climbing
- Inspection
- Climbing Procedures
- Safety
- Section II. Rescue
- Purpose
- Equipment
- Procedures
- Evaluate the Situation
- Provide Personal Protection
- Climb to the Rescue Position
- Lower the Victim to the Ground
-
Part Five. Safety and Maintenance Procedures
Chapter 13. Safety
- Section I. Basic Safety Rules
- General Working Practices
- Keeping the Job Area Clean
- Warning Fellow Workers
- Acting Recklessly
- Wearing Clothing and Jewelry
- Reporting Unusual Conditions
- Preventing Fires
- Using First Aid and Resuscitation
- Operational Safety Practices
- Tool and Equipment Usage
- Scaffolds and Ladders
- Section II. Exterior Safety Rules
- Tool and Equipment Usage
- Rope
- Body Belts and Safety Straps
- Rubber Protective Equipment
- Gaffs
- Climbers
- Hot-Line Tools
- Vehicles
- Exterior Working Practices
- Section III. Electrical Safety Rules
- Voltage
- Circuits
- Transformers and Circuit Breakers
- Wire Markers
- Section IV. Electrical Shock
- Causes of Electrical Shock
- Grounding
Chapter 14. Maintenance
- Section I. Preventive Maintenance
- Insulation
- Loose Fittings
- Capacitors
- Conductor Connection
- Devices
- Section II. Circuit Testing
- What to Test For
- When to Test
- What to Test With
- How to Test
- Testing for Short Circuits
- Testing for Open Circuits
- Finding a Short
- Determining the Cause of a Short
- Troubleshooting
- Section III. Generator Maintenance
- Preventive Maintenance Checks and Services
- Testing
- Common Equipment Malfunctions
- Section IV. Miscellaneous Equipment Maintenance
- Housekeeping
- Tools and Equipment
- Fluorescent Lamp Repairs
- Pole-Line Hardware
- Lubrication
Appendix A. Common Electrical Parts and Equipment
Appendix B. Electric Data
Appendix C. Metric Conversion Chart
Glossary
References
Authorization
Distribution Restriction: Approved for public release; distribution is unlimited.
*This publication supersedes TM 5-760, 23 August 1968, and FM20-31, 9 October 1987.
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