Course Description
Learning Objectives:
- To interpret the information incorporated into a hazardous area classification drawing
- To apply the requirements as defined in Section 18 of the Canadian Electrical Code
- To understand the certification requirements for electrical products installed in hazardous locations
- To be able to interpret Division and IEC Zone markings found on hazardous location products
Course Information
Course Includes:
- Hardcopy of slide presentation
- PDF of course materials
- Certificate of attendance
- Lunch is provided
Instructor
Allan Bozek, P.Eng, MBA
Allan has over 30 years experience in the design, construction, commissioning and maintenance of industrial power systems. The scope of his experience includes manufacturing, oil and gas production, refining, water treatment and mining industrial facilities. He is a member of the IEEE industrial applications society, a committee member of the Canadian Electrical Code Section 18 (Hazardous Locations) and is a registered Profession Engineer in Alberta, British Columbia, Saskatchewan, Manitoba and Ontario. |
Detailed Outline
1. Hazardous Locations Fundamentals
- Hazardous Locations
- Fire Triangle
- Hazardous Area Classification
- Division vs. Zone method of classification
- North American Division standards
- IEC Zone standards
- Canadian Electrical Code Section 18
- CEC requirements for equipment installed in Zone classified locations
- CEC requirements for equipment installed in Division classified locations
- OH&S requirements
- Equipment Protection Level (EPL) concept
- Explosion proof design principles
- Flameproof Ex d
- Increased safety Ex e
- Intrinsic Safety Ex ia, Ex ib, Ex ic
- Non-incendive Ex nA
- Restricted breathing Ex nR
- Energy limiting Ex nL
- Pressurized Enclosures Ex px, py, pz
- NFPA 496 Type X, Y, Z purge
- Encapsulation Ex m
- Oil Immersion Ex o
- Powder filled Ex q
- CEC Section 18 requirements
- Conduit Wiring Systems
- Cable Wiring Systems
- Explosion containment
- Sealing for gas transmission
- Process secondary sealing
- Sealing tutorial
- CSA Product Standards
- Listing and labeling requirements
- Certification options
- Field evaluation of electrical equipment (Special Inspection)
- Field Certification of Electrical Equipment
- Limits of field modifications to certified products
- Hazardous Location Product Markings