Refrigerant fluids


Issuance of the certificate of competency (aptitude) for handling Category 1 refrigerants .

With this training, your company may be action as the operator thanks to trained staff holding a certificate of competency for handling refrigerants, hence avoiding the need to refer to external companies.

For who

Staff in charge of handling of refrigerants installations ashore or at sea.

More particularly in maritime industry: chief engineer, second, third engineer or ratings.

Required Background

  • A basic knowledge on refrigerants installations and their maintenance
  • No diploma prerequisite

Update or revision possible under Vega

  • After candidates connection
  • Using of my scénarii / opale modules before or during the course
  • Practice exams available : MCQ with automatic correction


  • Know how to perform a leak test, maintenance and upkeep of refrigerants installations, commission an installation
  • Know how to handle refrigerants
  • Prepare for the test to obtain the certificate of competency for handling category 1 refrigerants
  • Present theoretical and practical tests to obtain the certificate of competency: Tests by an independent evaluator of the training


  • Training: 3 days: 10h of theory and 12.5h of practice
  • Exam: 1/2 day: 1h of written test and 2h30 of practical test

Maximal number of trainees

  • 6




  • ENSM Marseille campus

Teaching Staff

  • ENSM professors

End of training Test

  • Yes, conditioning the issuance of certificate of competency for handling refrigerants
  • Test performed by an independent evaluator

Certificate issued on successful completion

  • Yes

Find a course