Training

Free self-paced learning paths built from our reference library, plus a directory of certified training providers for formal qualifications.

Learning Paths

Structured sequences through our reference material. Each module links to a full article. Read at your own pace โ€” no sign-up required.

PATH A

ATEX & IECEx Fundamentals

The essential foundation. Covers what explosive atmospheres are, how areas are classified, the science behind ignition, and how equipment is categorized. Start here if you are new to Ex.

8 modules ~90 min reading Beginner
  1. 01What Are Explosive Atmospheres?
  2. 02Zone Classification (0, 1, 2 / 20, 21, 22)
  3. 03Gas Groups โ€” IIA, IIB, IIC
  4. 04Temperature Classes โ€” T1 to T6
  5. 05Protection Methods (Ex d, Ex e, Ex i, Ex p, ...)
  6. 06Equipment Categories & Groups (Cat 1, 2, 3)
  7. 07Reading Ex Markings
  8. 08Quick Reference Card
Test your knowledge with the quiz
PATH B

Equipment Selection & Specification

For engineers who need to select, specify, or procure Ex-certified equipment. Covers EPL, nameplates, cable glands, flameproof vs intrinsic safety trade-offs, and selection methodology.

7 modules ~75 min reading Intermediate
  1. 01Equipment Protection Levels (EPL)
  2. 02ATEX Equipment Categories vs EPL
  3. 03Flameproof (Ex d) vs Intrinsically Safe (Ex i)
  4. 04How to Read an ATEX Nameplate
  5. 05Cable Glands for Hazardous Areas
  6. 06Ex Equipment Selection Guide
  7. 07Certification Process โ€” ATEX & IECEx
PATH C

Standards, Regulations & Compliance

Deep dive into the regulatory landscape. Covers ATEX directives, IECEx scheme, DSEAR (UK), NEC (US), and how they interrelate. Essential for compliance officers and project managers.

6 modules ~60 min reading Intermediate
  1. 01Standards & Regulations Overview
  2. 02ATEX Directive 2014/34/EU โ€” In Depth
  3. 03ATEX vs IECEx โ€” Key Differences
  4. 04DSEAR Regulations (UK)
  5. 05NEC 500 vs ATEX/IEC โ€” US Perspective
  6. 06Certification Process
PATH D

Specialist Topics

Advanced and niche topics for experienced engineers. Dust explosions, hydrogen-specific protection, hazardous area classification methodology, installation, and inspection.

5 modules ~50 min reading Advanced
  1. 01Dust Explosion Protection
  2. 02Hydrogen Explosion Protection
  3. 03Hazardous Area Classification Methodology
  4. 04Installation & Inspection
  5. 05CompEx Certification โ€” What to Expect

Test Your Knowledge

Completed a learning path? Take our quiz to check your understanding of ATEX and IECEx concepts.

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Certified Training Providers

For formal qualifications, certifications, and instructor-led training. These organizations offer accredited courses recognized by industry.

CompEx (JTL)

International • Certification

Industry-standard competency certification for explosive atmospheres. CompEx courses (Ex01-Ex04, Ex11-Ex12) are required by many operators for installation and inspection work. Global network of accredited training centres.

ExVeritas

UK • Training & Consulting

Independent Ex certification consultancy offering training on ATEX, IECEx, and explosion protection. Courses range from awareness-level to detailed design and certification workshops.

Pepperl+Fuchs Academy

Germany • Manufacturer Training

Training on intrinsic safety, Ex i system design, and hazardous area sensor technology. Global training centres and online delivery. Free webinars available.

DEKRA Training

International • Certification Body

Courses on ATEX/IECEx requirements, hazardous area classification, and equipment selection. Practical lab sessions at their testing facilities.

TUV SUD Academy

Germany • Certification Body

ATEX awareness and specialist courses for manufacturers, installers, and plant operators. Covers directive requirements, protection concepts, and conformity assessment.

SGS Baseefa Training

UK • Certification Body

Courses on ATEX and IECEx certification, Ex equipment design, and compliance. Taught by engineers who carry out certification testing. Classroom and online options.

INERIS Training

France • Certification Body

Specialist courses on ATEX, process safety, dust explosion prevention, and risk assessment. Courses in French and English.

IECEx CoPC Scheme

International • Personnel Certification

IECEx Certificate of Personnel Competence. International recognition of Ex competency across design, installation, inspection, and maintenance units.

EEMUA Courses

UK • Industry Association

Courses on alarm management, mechanical integrity, and control of hazards. Relevant for plant engineers and operations staff working in process industries.

HSE DSEAR Guidance

UK • Regulator

Free guidance documents and Approved Codes of Practice for DSEAR compliance. Essential reading for UK-based engineers and compliance officers.

ExKnowledge is independent and not affiliated with any training provider listed above. Inclusion does not imply endorsement. Suggest a training provider