Safe Electrical work
Intoduction
This course is designed to present information on the nature of the electrical hazards and help Engineers, Specialists, Supervisors and employees to eliminate or reduce potential exposure to the electrical hazardsand train the participants on the different obeyed techniques in detecting the ARC flash event and using the prevention techniques as well as the personal protective equipment and tolls for the safety protection against such accidents.
COURSE OBJECTIVES
After completing the training, the employee will:
- Understand what Electrical Safety is and how to cope with any electrical hazards you may come across during your day-to-day duties.
- Understand the types of electrical hazards.
- Define How to identify different voltages/load.
- Understand Identification of electrical equipment at work and at home.
- Understand how electric shocks can occur and the effects of electrical current on the human body.
- Define associated Risks and Forces of Electricity.
- Working in a safe and responsible manners in the electrical environments.
- Recognize the need for safe working practices
- Identify, evaluate and control electrical hazards associated with work places
- Understand Safe electrical work permit.
Participant profile
Engineers, Specialists, Supervisors and all employees working within LV/MV electrical environments.
COURSE DURATION :2 days course
Course Methodology:
The course relies on a variety of training and facilitation methodologies and techniques. Used whenever applicable, these methods aim to enhance individual and group interaction while maximizing learning.
Some of these methods are:
- PPT presentations
- Group debriefs
- Individual and team exercises
- Behavior modeling and role-plays
- One-to-one and group discussions
- Case studies, simulations and small projects
- Video films, videotaping and playback
- Individual action plan
Course outlines
Day 1
- Definitions & terminologies
- Electrical hazards
- What is the most common electrical-injuries?
- How do you receive an electrical shock?
- Severity of electrical shock
- Arc Blast Hazards
- Electrical Burns
- Electrical Fires and Explosion
- Working on energized (hot) circuits
- Damaged power tools
- Ungrounded equipment
- Improper use of extension cords
- How do you recognize hazards?
- Inadequate wiring hazards
- Exposed electrical parts hazards
- Overhead power line hazards
- Defective insulation hazards
- Improper grounding hazards
- Overload hazards
- Wet conditions hazards
- Hazardous area classifications
- Conditions that point to electrical hazards
- How to control electrical hazards
- Fuses
- Circuit breaker
- Earthling
- Reduced low voltage
- Residual current devices(RCD)
- Lockout – Tagout
- Properly grounded electrical circuits
- Ground fault protection near water sources
- Insulated power tools
- Double Insulation
- Electrically rated Personal Protective Equipment
- Proper housekeeping
- Don’t overload circuits
- When You Must Work on or Near Live Circuits
- Live-work permit system
- Safe Work Practices
- Control Hazards of Fixed Wiring
- Control Hazards of Flexible Wiring
- Use the Right Extension Cord
- Control Hazards of Exposed Live Electrical Parts: Isolate Energized Components
- Control Hazards of Exposure to Live Electrical Wires: Use Proper Insulation
- Control hazards of shocking currents
- Ground circuits and equipment
- Use Ground Fault Circuit Interrupters (GFCI’s)
- Bond Components to Assure Grounding Path
- Summary& conclusion
- Evaluation
Day2
- Injuries due to ejected materials
- Burns
- Hearing
- Inhalation of toxic gases
- Current path and body resistance
- Earth leakage protection devices
- Energized Work Permits
- What is the Arc?
- How can the arc occur?
- Arc flash standards
- Arc flash hazard analysis
- Arc Exposure Energy Basics
- Industry Standards and Regulations
- Calculation of the flash protection boundary
- Limited approach boundary entrance recommendations
- Modes of operation scenarios
- classes of equipment
- Example of arc flash study results