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DC Electrical Safety - Fundamentals DC Equipment | DC Systems | Data Centers

Online Class Agenda - 2 PDHs / 0.2 CEUs

DC Electrical Safety DC Power Training Data Center Electrical Safety
  • 2 PDHs | 0.2 CEUs
  • 9 Video Modules
  • Learn about DC electrical safety
  • DC Equipment, Systems and Data Centers
  • Final Quiz – Minimum Passing Score of 70% Required for Continuing Education Credit
  • Take the quiz as many times as you need
  • Certificate of Completion with PDH/CEU Credit
  • No Time Limit
  • Program does NOT expire
  • Store this program in your personal library for future reference

Groups of 4 or more receive discounts of  25% off!

Groups of 10 or more receive discounts beginning at 30% off. 

Corporate Licensing: Contact us about corporate licensing for large groups.

Questions?  Call us at 800-874-8883 (US) or email us at info@brainfiller.com for details about group/corporate rates.

Scroll down to bottom for class modules

This 2 hour On-Demand class by Jim Phillips addresses many important DC electrical safety topics for DC systems and
DC electrical equipment.  

Module 1: Introduction to DC Systems  

  • AC vs. DC
  • DC Sources and DC Equipment
  • Photovoltaic
  • Wind
  • Rectifiers
  • Battery Systems
  • Inverters
  • Typical DC Voltages
  • Negative 48 V DC

Module 2: Codes and Standards  

  • References for DC Electrical Safety
  • OSHA
  • NFPA 70E
  • NFPA 70 National Electrical Code
  • IEEE 1584
  • Department of Energy
  • ASTM

Module 3: DC Electrical Hazards  

  • Thermal
  • Shock Hazard
  • AC vs. DC physiological response
  • Arc Flash Hazard
  • Chemical Hazards – Batteries
  • Working Distance
  • Arc Flash Boundary
  • Chemical Hazard – Electrolyte from Batteries

Module 4: 50 Volts DC  

  • 50 V Threshold NFPA 70E and OSHA
  • Electrically Safe Work Condition
  • Float Voltage
  • 100 Vdc – NFPA 70E Article 320
  • Article 320 Energy Thresholds

Module 5: Electrical Safety – NFPA 70E  

  • Qualified Person
  • Hazard and Risk
  • Hierarchy of Risk Control
  • Risk Assessment Procedure
  • Shock Risk Assessment
  • DC Shock Protection Boundaries
  • Arc Flash Risk Assessment
  • Likelihood and Severity – DC Tasks
  • DC PPE Categories
  • DC Tables – 2 Second Duration
  • Use of Insulated Tools

Module 6: DC Systems and Components  

  • DC Electrical Systems
  • Anatomy of a Data Center
  • Rectifiers
  • Inverters
  • DC Power Distribution
  • Battery Distribution Circuit Breaker Bay (BDCBB)
  • AC Hazards Still Exist

Module 7: NFPA 70E – Batteries  

  • Safety Requirements Relate to Batteries
  • Battery Terminology
  • Series and Parallel Connections
  • Battery Room/Enclosure Requirements
  • Battery Monitoring
  • Warning Signs

Module 8: Battery Risk Assessment

  • Risk Assessment Flow Charts
  • Chemical Risk Assessment
  • Thermal Risk Assessment
  • Shock Risk Assessment
  • Arc Flash Risk Assessment

Module 9: DC Arc Flash

  • DC Incident Energy Calculations Overview
  • DC Incident Energy Examples
  • Effect of Arc Duration
  • Open Air vs. Enclosure