UFC 3 -520-01
June 10, 2002
CONTENTS
Page
CHAPTER 1 GENERAL
Paragraph
1-1
PURPOSE ......................................................................................
1-1
1-2
SCOPE............................................................................................
1-1
1-3
REFERENCES ...............................................................................
1-1
1-4
CODES AND STANDARDS...........................................................
1-2
1-5
SYMBOLS.......................................................................................
1-2
1-6
APPLICABILITY..............................................................................
1-3
1-7
MANUAL CONTENT AND ORGANIZATION.................................
1-3
CHAPTER 2 PRELIMINARY AND DETAILED DESIGN ANALYSIS
Paragraph
2-1
PRELIMINARY DESIGN ................................................................
2-1
2-1.1
Principal Points of Contact .............................................................
2-1
2-1.2
Preliminary Design Guidance for Interior Electrical Systems........
2-1
2-1.3
Unified Facilities Guide Specifications ...........................................
2-2
2-2
ELECTRICAL LOAD CRITERIA.....................................................
2-2
2-3
OVERVIEW OF DETAILED ANALYSIS CRITERIA .....................
2-3
2-4
SHORT CIRCUIT ANALYSIS .........................................................
2-5
2-4.1
Analysis and Equipment Criteria ....................................................
2-5
2-4.2
Short Circuit Sources......................................................................
2-5
2-4.3
Symmetrical Versus Asymmetrical Current ...................................
2-6
2-4.4
Short Circuit Calculations ...............................................................
2-7
2-5
POWER FLOW ANALYSIS ............................................................
2-8
2-6
VOLTAGE DROP ANALYSIS ........................................................
2-9
2-6.1
Voltage Drop Calculations ..............................................................
2-9
2-6.2
Motor Starting Studies ....................................................................
2-9
2-7
ELECTRICAL COORDINATION ....................................................
2-10
2-8
POWER QUALITY AND HARMONIC DISTORTION ....................
2-10
2-9
LIGHTING .......................................................................................
2-11
2-10
ENERGY ANALYSIS ......................................................................
2-11
2-10.1
Overview .........................................................................................
2-11
2-10.2
New Facility Criteria ........................................................................
2-12
2-10.3
Existing Facilities ............................................................................
2-13
2-10.4
Energy Efficiency Design Opportunities in the Electrical System..
2-13
2-11
LIFE-CYCLE COST ANALYSIS .....................................................
2-14
2-12
ELECTRICAL DRAWINGS.............................................................
2-15
2-12.1
Introduction .....................................................................................
2-15
2-12.2
One-Line Diagrams.........................................................................
2-15
2-12.3
Switchgear Lineups ........................................................................
2-15
2-12.4
MCC Layouts ..................................................................................
2-15
2-12.5
Grounding .......................................................................................
2-15
2-12.6
Control Panel Wiring Diagrams......................................................
2-15
2-12.7
Control Schematics.........................................................................
2-15
2-12.8
Miscellaneous Interconnection Diagrams ......................................
2-15
2-12.9
Equipment Layouts with Conduit or Cable Tray.............................
2-15
2-12.10
Panel Schedules .............................................................................
2-16
2-12.11
Lighting and Receptacle Layouts ...................................................
2-16
2-12.12
Motor List ........................................................................................
2-16
2-12.13
Conduit or Cable Schedule.............................................................
2-16
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