EHAZOP (Electrical Hazard and Operability Study) identifies hazard and operability issues associated with electrical systems. It follows the same methodology as HAZOP, however, using appropriate documents and guidewords.

EHAZOP documentation requirements include: Single line diagrams, Layouts, Consumer Load List (normal/essential),  ESD/ F&G interface & electrical protection schematics

EHAZOP may include:

  • SAFAN – Safety Analysis
  • SYSOP – System security and operability review
  • OPTAN – Operator task analysis
Category: HAZOP