Power Generation Tips 'N' Trends - NFPA70E

Personal Protective Equipment (PPE) protects- Expanded requirements for multi-employer
personnel and can significantly reduce the risk ofrelationships address potential areas of oversight.
injury in an arc flash. To help electrical engineers- New recordkeeping requirements for training and
calculate incident energy-the vital first step insafety program audits answer OSHA's need for
determining the correct type of PPE for a givendocumentation.
task-revised Annex D consolidates all equations,Annexes expand knowledge about electrical
adds new tables, and offers more options tosafety
detailed calculations.- Understand the Hazard/Risk evaluation
Improved work practices reduce risksprocedure with clarification and sample
- A new requirement for Fire Rated clothing for Hworksheets in Annex F.
R Category 1 precludes the use of cotton clothing.- Evaluate layering of PPE with new Annex
This change reduces the risks for second-degreeM-Layering of Protective Clothing and Total
thermal burns.System Arc Rating.
- An expanded Table in Article 130 covers added- Follow safe work practices with new Annex
tasks such as thermographic imaging, and newN-Example Industrial Procedures and Policies for
equipment including arc-resistant switchgear.Working Near Overhead Electrical Lines.
- Added Article 350 provides first-timeEngineers, designers, risk managers, maintainers,
requirements for the protection of electricalsafety directors, contractors, and owners need
personnel in R&D labs.the 2009 NFPA 70E to improve worker safety
- A new exception verifies that 240 V and lessand avoid citations, rising insurance rates, and
power systems fed by a single transformer lessincreased workman's compensation costs.
than 125 kvs no longer require an arc flash hazard(Softbound, 98 pp., 2009) Please check NFPA's
analysis.website for pricing/ordering details.