Module 1 : Basic Concepts
Pg Topics
1 Introduction to hazardous areas
2 History Related to Mines
3 Flammable Materials
4 Fire Triangle
5 Explosive Limits (Concept of LEL & UEL)
6 Hazardous Atmosphere
7 Effects of Temperature and Pressure
8 Ignition Energy
9 Flashpoint
10 Auto Ignition Temperature
11 Dust Hazards
12 Explosion Pentagon
Module 2 : Classification
Pg Topics
1 Why do we classify Hazardous Areas
2 More about Classification
3 Different Types of Standards
4 Standards Bodies (IEC)
5 Standards Bodies (NFPA)
6 Area Classification for Gases ( IEC ) Zone 0, Zone 1, Zone 2
7 Area Classification for Gases (IEC)-Example
8 Area Classification for Dust atmospheres ( IEC ) Zone 20, Zone 21, Zone 22
9 Area Classification for Dust atmospheres ( IEC )-Example
10 Material Classification (IEC)
11 Material Classification (IEC)-Examples
12 MESG
13 Minimum Ignition Current (MIC)
14 Minimum Ignition Current Curve
15 MIC Ratio
16 Temperature Classification (IEC)
17 Temperature Classification (IEC)-Example
18 Classification of Hazardous Locations (North American system) Divsion 1, Division 2
19 Classification of Hazardous Locations (North American system) -2
20 Material Classification for Gases & Vapors (North American system)
21 Classification of Gas Groups (North American System)
22 Comparison between IEC and North American System
23 Article 505 of the National Electrical Code
24 Area Classification of Dusts (North American)
25 Area Classification of Dusts (North American)-2
26 Dust Groups (North American)
27 Fibers and Flyings (North American)
28 Temperature Classification (North American)
29 Step by step area classification of gases and vapors
30 Step by step area classification of gases and vapors
31 Pitfalls in the classification process
32 Area Classification for dusts
33 Example of Area Classification-1
34 Example of Area Classification-2
35 Example of Area Classification-3
36 Introduction to ATEX
37 ATEX Directives
38 ATEX Directive 94/9/EC
39 ATEX Equipment and Categories
40 ATEX Suitability Table
41 ATEX Directive 1999/92/EC
42 ATEX Directive 1999/92/EC (contd)
Module 3: Methods of Protection
Pg Topics
1 Overview of protection methods
2 Explosion proof method (IEC Code Ex-d)
3 Explosion proof Fundamentals-1
4 Explosion proof Fundamentals -2
5 Explosion proof working-1
6 Explosion proof working-2
7 Pressure developed in enclosures-1
8 Pressure developed in enclosures-2
9 Pressure Piling
10 Explosion proof MESG
11 Standards and practices for explosionproofing
12 Explosion proof seals
13 Explosion proof IEC-1
14 Explosion proof IEC -2
15 Dust Ignition Proof
16 Explosion proof Advantages
17 Explosion proof Disadvantages
20 Intrinsic Safety (IEC Code Ex-i)
21 Intrinsic Safety Basics
22 Intrinsic Safety Resistive circuits
23 Intrinsic Safety- Inductive circuits
24 Intrinsic Safety- Capacitive circuits
25 Minimum Ignition Current
26 Resistive circuit curves
27 Curves for Gas Group IIC
28 Capacitive circuit curves
29 Inductive Circuit curves
30 Intrinsic Safety- Simple Apparatus
31 Intrinsic Safety apparatus
32 Intrinsic Safety Barriers - Diodes
33 Intrinsic Safety Barriers- Zener Diodes
34 Ordinary Diode curves
35 Zener Diode Curves
36 Functioning of a safety barrier-1
37 Functioning of a safety barrier-2
38 Safety Description of barriers
39 Zener Barrier example
40 Zener Barrier earthing
41 Isolators
42 Isolator details
43 Infallible components
44 Entity Concept
45 Cable Parameters & L/R ratio
46 Ex-ia, Ex-ib, Ex-ic
47 Intrinsic Safety parameters
48 Matching of IS parameters
49 Designing an Intrinsically Safe loop -example
50 Intrinsic Safety design example (contd)
51 Intrinsic Safety Advantages/Disadvantages
53 Pressurization & Purging
54 Types of Pressurization
55 Pressurization- Type X,Y,Z
57 Pressurization-IEC Norms Ex-px,py,pz
58 Pressurization-advantages & disadvantages
59 Increased Safety Introduction
60 Increased Safety-Construction
61 Creepage & clearances
62 Overloads
63 Increased Safety-Advantages & disadvantages
64 Nonincendive equipment
65 Non arcing equipment
66 Ex-nA and Ex-nL differences
67 Nonincendive-Advantages & disadvantages
68 Encapsulation
69 Powder filling & oil immersion
70 IEC Equipment Protection Level (EPL)
71 IEC Protection Methods Summary
72 Weather Protection
73 Weather Protection-NEMA codes for indoor nonhazardous locations
74 Weather protection- NEMA codes for outdoor nonhazardous locations
75 NEMA Hazardous locations
76 Ingress Protection codes (IP codes)
77 IP Codes chart
78 Comparison NEMA and IP
Module 4 : Fieldbus Application
Pg Topics
1 Fieldbus in Hazardous Areas
2 Fieldbus using traditional Explosion proof methods
3 Fieldbus using Intrinsic Safety-1
4 Fieldbus using Intrinsic Safety-2
5 Fieldbus using Intrinsic Safety-3
6 Fieldbus using Intrinsic Safety-4
7 Fieldbus using Intrinsic Safety-5
8 Fieldbus using Intrinsic Safety-6
9 Fieldbus using Intrinsic Safety-7
10 Fieldbus Entity Calculation example
11 FISCO
12 FISCO Toplogy
13 FISCO Conditions
14 FISCO Advantages
15 FNICO
16 FNICO with repeaters
17 FNICO and Ex-ic
18 Field barriers and High Energy Trunks
Module 5 : Certification
Pg Topics
1 Introduction
2 Certification Bodies
3 Marking & Labeling-1
4 Marking & Labeling-2
5 ATEX Marking
6 Marking and Labeling-example 1
7 Testing
8 Hexagon Ex and CE marks
9 Marking and Labeling-example 2
10 The IEC Ex system
Module 6 : Inspections and Maintenance
Pg Topics
1 Introduction and General Guidelines
2 Inspections
3 Explosion proof equipment-1
4 Explosion proof equipment-2
5 Explosion proof equipment-3
6 Explosion proof equipment-4
7 Explosion proof equipment-5
8 Intrinsically Safe equipment-1
9 Intrinsically Safe equipment-2
10 Intrinsically Safe equipment-3
11 Intrinsically Safe equipment-4
12 Dust Ignitioproof equipment
13 Purged and Pressurized equipment
Self Assessment Test
