Transcription of Appendix 9C: Design Calculations for Electrical Design
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Chapter 9 Electrical Design SPU Design Standards and Guidelines November 2020 i Appendix 9C Design Calculations for Electrical Design Chapter 9 Electrical Design Appendix 9C Design Calculations for Electrical Design ii SPU Design Standards and Guidelines November 2020 Contents 1. Introduction .. 1 2. Software .. 1 3. calculation Matrix .. 2 4. Basic requirements for Electrical Calculations .. 4 5. Basic Electrical Engineering Formulas .. 4 List of Symbols .. 4 Direct Current (DC) Formulas .. 5 Alternating Current (AC) Single Phase .. 5 Alternating Current (AC), Three-Phase .. 5 Motors .. 6 Power Factor Correction .. 7 6. Sample Calculations .. 7 Load .. 7 Generator Sizing .. 7 Sizing Procedures for Generator Single or Multi-sets .. 8 Definitions: Generator Sizing .. 8 Underlying Equations .. 8 Conductor Size, General .. 10 Conduit Size and Fill .. 13 Motor Branch Circuit.
Appendix 9C Design Calculations for Electrical Design 4 SPU Design Standards and Guidelines November 2020 4. BASIC REQUIREMENTS FOR ELECTRICAL CALCULATIONS The following are SPU basic requirements for electrical calculations: 1. Non-computer generated calculations must be on standard calculations sheets with the heading completely filled out. 2.
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