Course Overview
Ex12 was developed in 2011 with an Industry Working Group to deliver a Competency Certificate to professional Application Design Engineers who understand the risk and select the correct electrical equipment for in explosive atmospheres. This course focuses on site and assembly design as it relates to Ex equipment placement, selection criteria and essential installation requirement based on the various methods of protection.
Ex12 meets the competency requirements of IEC 60079-14 for Designers (design & Selection of Ex equipment). It is recommended for Candidates’ to bring their own copy of the IEC 60079-14 or EN standard. The course also covers the intrinsically safe system concept and details parameters required to ensure correct and safe installation is achieved.
Target Audience
Electrical and Instrumentation, Facilities Personnel, Management, Process Engineers, Designers, Engineers
Minimum Requirements
The Candidates must have a background in engineering and previous Hazardous Area experience. It is recommended to take Fundamentals as a prep course.
Course Content
- Detailed review of Protection Concepts
- Design Considerations
- Design & Installation requirements
- Gland selection
- I.S. loop calculations
- I.S. cable requirements
- Designing
- Ex d, Ex e, Ex p assemblies and rooms
Course Details
| Location | Ex SafeT Services And Solutions |
| Duration | 5 Days |
| Course Hours | 8 : 00 AM to 4 : 00 PM |
| Min / Max Students Per Class | 6 / 8 |
| Special Requirements | Proof of Mechanical qualification or employer letter Certification |
| Issued | Certificate of Competence issued by JTL (CompEx) Valid for 5 years |
Course Objectives
Upon completion of the CompEx Design Ex12 course the student will be able to demonstrate proper equipment selection based on the area classification designations and to specify the proper techniques for safe installation of the equipment.
The Candidate will be able to:
• Read and understand the area classification map
• Interpret the area classification designation
• Select Ex equipment appropriate to the area classification
• Specify installation requirements for Ex equipment
• Understand Ex certificates relating to special conditions of safe use
• Complete IS circuit analysis for single-barrier circuits
• Complete IS circuit analysis for dual-barrier circuits
Learning Techniques
In order to provide the highest quality training experience, this course will consist of the following instructional elements:
Instructor Led Presentation
The five days program is a intensive theory class. Program will discuss the various aspects of design requirement, selection, installation etc.
Final Exam