CompEx Mechanical Ex11


Course Aim

The aim of the course is to provide mechanical personnel with the knowledge of potentially explosive atmospheres which provides successful candidates with an internationally recognised certificate of core competence which corresponds to Unit Ex11.


Course Syllabus

  • Directives & Legislation
  • Dangerous Substances & Explosive Atmospheres Regs (DSEAR)
  • Atmospheres Explosives Directive (ATEX)
  • Safety Procedures
  • Area Classification, Gas / Vapour Areas
  • Selection of Apparatus
  • Protection Types
  • Equipment Ignition Assessment
  • Dust Area Classification
  • Dust Protection Concepts
  • Maintenance
  • Inspection
  • Directives and Legislation
  • Area Classification
  • Equipment for use in Hazardous Areas
  • Gas Groups
  • Temperature Classification
  • Basic principles of Flammable Compounds
  • Protection Methods of non-electrical equipment
  • Management of Material Changes
  • Inspection and maintenance
  • Bearings
  • Lubrication
  • Seals
  • Couplings
  • Belt Drives
  • Spares
  • Safety Issues During Overhaul
  • Commissioning
  • Simple Components
  • Feedback and review


Course Duration

The course is 3 days in duration.


Optimum Number

Maximum of 9 delegates per course.


Training Support

A Roxby Training Solutions PowerPoint presentation will be delivered, supported with hand-outs and other information/videos. 

The final day of the course includes two multichoice question assessments and one practical assessment, incorporating a visual inspection of a pump motor unit.


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