Electrical Power Supply and Distribution

Electrical Power Supply and Distribution

Contents

1. GENERAL

Purpose
Scope
References
Standards and Codes
Power Supply Design Criteria
Electrical Power Systems
Design Procedures
Evaluation and Selection of Energy Systems
Design Analysis
Service Conditions
Explanation of Abbreviations and Terms

2. ELECTRICAL POWER REQUIREMENTS

General
Load Estimation

3. VOLTAGE SELECTION

General
System Voltage Classifications
Selection of Primary Distribution Voltage for New Installations
Selection of Primary Distribution Voltage for Existing Installations
Commercial Power for Air Force Installations
Selection of Primary Distribution Voltage for Air Force Installations

4. MAIN ELECTRIC SUPPLY STATIONS/SUBSTATIONS

Provisions
Ownership
Station Designation and Elements
Main Electric Supply Station/Substation
Environmental Aspects
Incoming Line Switching Equipment
Substation Equipment
Miscellaneous Station Design Criteria
Substation Equipment at Air Force Installations

5. ELECTRIC DISTRIBUTION LINES

Selection
Types of Underground Lines
Types of Aerial Lines
Voltage Drop
Power Factor Correction
Medium-Voltage Circuits
Pad-Mounted Line Sectionalizing Equipment
Joint Electrical/Communication Lines for Air Force Installation

6. AERIAL DISTRIBUTION LINES

General
Installation Considerations
Conductors
Poles
Circuit Configurations
Insulators
Guying
Miscellaneous Items
Air Force Installations

7. UNDERGROUND DISTRIBUTION LINES

General
Cable
Duct Lines
Manholes, Handholes, and Pull boxes
Direct-Burial Cable Installations

8. TRANSFORMER INSTALLATIONS

Definitions
Installation of Distribution-to-Utilization Voltage Transformers
Installation of Transmission-to-Distribution Voltage Transformers
Transformer Dielectrics
Transformer Characteristics
Amorphous Metal-Core Transformers
Transformers at Air Force Installations

9. SURGE PROTECTION AND GROUNDING

Voltage Surges and Potential Gradients
Methods of Controlling Voltage Surges and Potential Gradients
Ground Electrodes
Grounding Details and Requirements

10. ROADWAY AND AREA LIGHTING

General
Roadway Lighting Design
Area Lighting Design
Walkway and Bike way Lighting Design
Light Sources
Lighting Control and Wiring System

11. SECURITY LIGHTING

General
Authorization
Use of Security Lighting Systems
Types of Areas to be Lighted
Lighting Guidelines
Light Sources
Electrical Power Sources
Luminaries
Wiring and Control
Field Measurement

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