Electrical Arc Flash Hazards

June 28th, 2021 Safety

What is all the fuss about?

It is very important to prevent workers from Arc Flash Hazards as:

  • Every year many workers are treated in burn centers with severe arc flash injuries.
  • The flash is immediate, but the effects can be devastating and potentially last forever.

 

What is an Arc Flash?

“. . . a dangerous condition associated with the release of energy caused by an electric arc.”

As defined by NFPA

 

What is an Electric Arc?

An electric arc is a short circuit current passing through the air

 

 

Obligations & Compliance Process

Liability may be mitigated by showing that every precaution’s due diligence was taken in the circumstances surrounding an incident.

Due Diligence has six essential elements notably:

  • Workplace Hazard Analysis/Audit
  • Company/Corporate Safety Policy and Implementation Program
  • Specific Critical Task Policies and Procedures
  • Training Procedures for Workers, Supervisors & Managers
  • Enforcement of Health and Safety Procedures
  • Supervisor Competence

 

What are the Operating Companies Responsibilities under the New Codes?

  1. Implement Qualified and General Worker Training
  2. Provide Necessary Personal Protective Equipment (PPE)
  3. Conduct an Arc Flash Analysis of the Power Distribution System
  4. Establish Shock and Arc Flash Protection Boundaries, Determine Incident Energy Levels at Working Distances
  5. Affix the Appropriate Warning Labels on Equipment

 

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