Contact Us Manage my booking
Go to homepage HSS Training Logo
My Account Open an account | Login

Registered User?

Login to your account here

Login

HSS Account Customer?

Activate your credit account for online ordering and reporting

Activate

New here?

Create an account today

Open Account
  • Courses
  • Centre
  • Account
  • Contact
  • Search
  • Course by Category
    • Course by Category
    • New Courses
    • Working at Height
    • Workplace Safety
    • First Aid / Mental Health
    • Environmental
    • Tools and Equipment
    • Asbestos
    • Confined Spaces
    • Groundcare
    • Employee Safety
    • Electrical
    • Construction Skills
    • Construction Plant
    • NVQ
    • Gas
    • Transport
    • Virtual Classrooms
    • E-Learning
    • Auditing
    • Fire
    • Security
    • Streetworks/NRSWA
    • Design
    • Lifting Courses
    • Offshore Safety
  • Contact Us
    • Contact Us
    • Has something gone wrong?
    • Learning Support
    • Contact Us
  • Equipment Sales
    • Equipment Sales
    • Resale Products
  • Course by Accreditation
    • Course by Accreditation
    • CITB
    • LANTRA
    • NPORS
    • IOSH
    • IRATA
    • RTITB
    • UKATA
    • CPCS
    • CISRS
    • EUSR
    • BALI
    • IEMA
    • IPAF
    • CQI and IRCA
    • City & Guilds
    • BRCGS
    • Sentinel
    • PASMA
    • CCNSG
    • NEBOSH
    • NOCN
    • BOHS
    • NRSWA
    • SPA
    • Ladder Association
  • Training Centres
  • About Your Training
    • About Your Training
    • Funding
      Promotions and Discounts
    • FAQs
    • Resources
      The CITB Employer Network Fund
      Armed Forces Covenant
      How to Guides
      New IPAF Harness Courses Explained
      ClipStile The Safest Solution For Temporary Ladder Work
      Invest in a Result, Not a Service
      No Falls Foundation Sponsorship
      The Missing Million: The Rise of Electrical
      Mould Awareness
      Company Update
      The Vital Role of Training in the Government's Plan for 1.5million New Homes
      Construction Skills Certification Scheme (CSCS)
      HSS Training Podcast
      Skills Bootcamps
    • About Us
  • Show all Contact Us
    Has something gone wrong?
    Learning Support
    Contact Us
    Show all Equipment Sales
    Resale Products
    Show all Course by Accreditation
    CITB
    LANTRA
    NPORS
    IOSH
    IRATA
    RTITB
    UKATA
    CPCS
    CISRS
    EUSR
    BALI
    IEMA
    IPAF
    CQI and IRCA
    City & Guilds
    BRCGS
    Sentinel
    PASMA
    CCNSG
    NEBOSH
    NOCN
    BOHS
    NRSWA
    SPA
    Ladder Association
    Show all Training Centres
    Aylesford
    London - Wembley
    Hull
    Belfast - Kennedy Way
    Woking
    Uxbridge
    Poole
    Brighton
    Edinburgh (Penicuik)
    Bedford
    London - Peckham
    Manchester - Rusholme
    Southampton
    Lymm
    Crawley Rugby Club
    Cumbernauld
    Middlewich
    Ipswich
    Bristol - Aztec
    Chesterfield
    Alloa
    Manchester - Piccadilly
    Derby
    Bristol RFC
    West Lothian
    Stockton-on-Tees
    Chelmsford
    Aberdeen
    Swindon
    London - Croydon
    Southampton - Sibley Material Handling Yard
    St Albans
    Telford
    Southend
    Worsley
    Solihull
    Ellesmere Port
    Gateshead
    Tamworth
    Northampton
    Chatham
    London - Beckton
    Reading
    Bridgwater - Cannington
    West Bromwich
    Oswestry
    London - Heathrow
    Leeds
    London - Cheshunt FC
    Treforest
    Exeter
    Bury St Edmunds
    Liverpool - Huyton
    London - Bethnal Green
    Errol
    St. Ives - Cambs
    London - Swanley
    London - Dagenham
    Show all About Your Training
    Funding
    Promotions and Discounts
    FAQs
    Resources
    The CITB Employer Network Fund
    Armed Forces Covenant
    How to Guides
    New IPAF Harness Courses Explained
    ClipStile The Safest Solution For Temporary Ladder Work
    Invest in a Result, Not a Service
    No Falls Foundation Sponsorship
    The Missing Million: The Rise of Electrical
    Mould Awareness
    Company Update
    The Vital Role of Training in the Government's Plan for 1.5million New Homes
    Construction Skills Certification Scheme (CSCS)
    HSS Training Podcast
    Skills Bootcamps
    About Us
    One Stop Training Solution
    Over 60 Centres Nationwide
    Online Offers & Discounts
    Show all categories Workplace Safety Back
    • Show Workplace Safety
    • Contact Us
    • Equipment Sales
    • Course by Accreditation
    • Training Centres
    • About Your Training

    CompEx - Ex12 - Application Design Engineer

    This 5-day training course aims to equip practising engineers and designers with the skills to create compliant electrical and instrumentation systems for hazardous and potentially explosive areas.

    £0.00*

    Prices incl. VAT plus shipping costs

    See dates available
    ...........................................

    Course Details

    Product number: EX12

    This course aims to certify the competency of ‘Application Design Engineers’ who are responsible for specifying and selecting electrical equipment in potentially explosive areas, ensuring they can comprehend the risks associated with the hazardous environment and make suitable equipment selections in accordance with the standards in IEC 60079-14.
    Book Now Download PDF

    • Legislation (ATEX/DSEAR/NEC)
    • Standards and certification process EN/IECEx/NEC
    • Explosive Atmospheres Overview
    • Area Classification (Zones & Divisions)
    • Ex Equipment and equipment marking
    • How Concepts work from a Designer's perspective
    • ATEX and IECEx Equipment Protection levels
    • Assemblies and mixed concepts
    • Detailed design and Installation Practices (Electrical and I.S, concepts) in accordance with IEC 60079-14
    • Intrinsic Safety System Design in Depth (1 full day on this subject with example test papers and calculations)
    • Documentation
    • A review of a selection of electrical and I.S. equipment and systems

    Assessments:
    There are several examinations delegates must carry out which cover both Ex12a and Ex12b learning objectives. This includes the following assessments: 
    • Core 
    • Marking 
    • Standards 
    • Design
    Book Now Download PDF

    This course is suitable for aspiring or experienced application design engineer with a background in selecting Ex-certified electrical equipment for use in environments with potential explosive atmospheres.

    Prerequisites: 
    • To have good knowledge of basic electrical application design practice. 
    • Delegates are typically expected, at a minimum, to have an HNC/HND (or equivalent) qualification and at least 2 years of experience working in an area that is hazardous. 
    • A strong working knowledge and recent experience of Instrument and/or Electrical installation application design practices 
    • Delegates must be familiar and have a good understanding of IEC 60079-14 
    • It is also advised that candidates are familiar with manufacturer documentation, including data sheets, certificates and similar materials 
    • Delegates must possess a sponsor letter from their employer confirming the benefit of the Ex12.
    Book Now Download PDF

    Upon successful completion, delegates will be awarded a CompEx Certificate in Core Competence. This certification is valid for 5 years.
    Book Now Download PDF
    • Course Aims

    • Agenda

    • Who Should Attend

    • Certification

    This course aims to certify the competency of ‘Application Design Engineers’ who are responsible for specifying and selecting electrical equipment in potentially explosive areas, ensuring they can comprehend the risks associated with the hazardous environment and make suitable equipment selections in accordance with the standards in IEC 60079-14.
    • Legislation (ATEX/DSEAR/NEC)
    • Standards and certification process EN/IECEx/NEC
    • Explosive Atmospheres Overview
    • Area Classification (Zones & Divisions)
    • Ex Equipment and equipment marking
    • How Concepts work from a Designer's perspective
    • ATEX and IECEx Equipment Protection levels
    • Assemblies and mixed concepts
    • Detailed design and Installation Practices (Electrical and I.S, concepts) in accordance with IEC 60079-14
    • Intrinsic Safety System Design in Depth (1 full day on this subject with example test papers and calculations)
    • Documentation
    • A review of a selection of electrical and I.S. equipment and systems

    Assessments:
    There are several examinations delegates must carry out which cover both Ex12a and Ex12b learning objectives. This includes the following assessments: 
    • Core 
    • Marking 
    • Standards 
    • Design
    This course is suitable for aspiring or experienced application design engineer with a background in selecting Ex-certified electrical equipment for use in environments with potential explosive atmospheres.

    Prerequisites: 
    • To have good knowledge of basic electrical application design practice. 
    • Delegates are typically expected, at a minimum, to have an HNC/HND (or equivalent) qualification and at least 2 years of experience working in an area that is hazardous. 
    • A strong working knowledge and recent experience of Instrument and/or Electrical installation application design practices 
    • Delegates must be familiar and have a good understanding of IEC 60079-14 
    • It is also advised that candidates are familiar with manufacturer documentation, including data sheets, certificates and similar materials 
    • Delegates must possess a sponsor letter from their employer confirming the benefit of the Ex12.
    Upon successful completion, delegates will be awarded a CompEx Certificate in Core Competence. This certification is valid for 5 years.
    Book Now
    Download PDF

    Want to train at your premises?

    This course can be delivered as a dedicated course at your premises / site.

    Find out More

    Upcoming Courses


    Prices displayed exclude VAT
    ', CITB Tier Rebate: £0
    DATE LOCATION DISTANCE DURATION PLACES LEFT PRICE ATTENDEES BOOK NOW

    12th October 2026

    Hampshire, Second Avenue 0 miles 5 days 2

    £2,500.00

    7th December 2026

    Hampshire, Second Avenue 0 miles 5 days 4

    £2,500.00

    14th December 2026

    Chester 0 miles 5 days 5+

    £2,540.00

    Stay in contact

    website developed by Fifteen

    • Privacy Policy
    • Terms and Conditions