- Standards and Legal Requirements
- CSA Z462-08 - Workplace Electrical Safety
- IEEE 1584 - 02/04 – Guide for Arc Flash Analysis
- Occupational Health and Safety Acts
- Canadian and Provincial Electrical Codes
- Purpose of the Study
- Methodology and Steps to Completion
- Organization of the Study
- Challenges
CSA Z462-08 and Electrical Safety Programs
- Safe Approach Distances
- Qualified vs. Unqualified Workers
- Work on or Near Energized Electrical Equipment
- Energized Electrical Work Permit
- Safe Work Practices and Procedures
Arc Flash Hazard Approach Boundaries
- Limited Approach Boundary
- Restricted Approach Boundary
- Prohibited Approach Boundary
- Flash Protection Boundary
Power System Fundamentals
- Power System Configuration
- Modes of Operation
- System Grounding Fundamentals
- Typical System Examples
Electrical Faults
- Definitions and Terminology
- Arcing Faults vs. Bolted Faults
- Causes
- Effect of Current on Overcurrent Device Clearing Time
- Current Limiting
- Effects on Personnel and Equipment
Short Circuit Studies
- Purpose
- Equipment Ratings
- Sources and Magnitudes of Fault Current
- Developing a System Model
- Necessary Information and Assumptions
- Per Unit Calculation
- Software Calculation
Protective Coordination
- Typical Device Curves and Settings
- Transformer Protection
- Feeder Protection
- Motor/Generator Protection
- Type 2 Coordination
- Fault Let-Through
- Approved Series Combinations
DAY TWO
Complimentary Breakfast - Sponsored By ESA, Inc.
Complimentary Lunch - Sponsored By AGO Industries
Performing Arc Flash Calculations
- Explanation of Concepts
- CSA Z462 Method
- IEEE 1584 Method
- Data Collection Strategies
- System Modeling
- Arc Flash Study Software Demonstration
Data Collection
- Transformer
- Conductor
- Motor
- Overcurrent Device
- Generator Data
IEEE 1584 - Arcing Current Calculations
- Arcing Current Calculations - Significant Factors
Time Current Curves
- Determining the arcing current clearing time
- Impact of Device Settings
- Effectiveness of various protective devices
IEEE 1584 - Incident Energy Calculations
- Incident Energy Calculations - Significant Factors
IEEE 1584 - Flash Protection Boundary Calculations
- Flash Protection Boundary Calculations
- 4 ft. rule vs Detailed IEEE Calculations
Arc Flash Labels
- Legal Requirements
- Optional information
- Effective Use
- Examples
Determining PPE Requirements
Bill Murphy, AGO Industries
- Hazard Risk Category
- Determination using Incident Energy Calculations
- Simplified CSA Z462 Chart Method
- Comparison of Methods
- PPE Matrix
- Selecting the Correct PPE
- Testing and Specification
- Establishing an FRC Program
Reducing the Risk – Practical Solutions
- Reducing Incident Energy Levels
- Retrofit and Equipment Modification
- New Installations and Equipment
- Engineering Solutions
- Risk Reduction Examples
Course Timetable for Both Days:
- WELCOME AND OPENING REMARKS: 8:00AM
- START: 8:05AM
- COFFEE BREAK: 10:00AM
- LUNCH: 12:00PM
- REFRESHMENT BREAK: 2:30PM
- FINISH: 4:00PM