1 - AS 2381.10-1995 ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES - SELECTION, INSTALLATION AND MAINTENANCE - EQUIPMENT IN COMB....
4 - PREFACE
5 - CONTENTS
6 - SECTION 1 SCOPE AND GENERAL
6 - 1.1 SCOPE
6 - 1.2 REFERENCED DOCUMENTS
7 - 1.3 DEFINITIONS
7 - 1.3.1 Area, hazardous
7 - 1.3.2 Combustible dust
7 - 1.3.3 Compounded joint
7 - 1.3.4 Dust
7 - 1.3.5 Enclosure, dust-excluding ignition-proof (DIP enclosure)
7 - 1.3.6 Equipotential bonding
7 - 1.3.7 Fibre
7 - 1.3.8 Flyings
8 - 1.3.9 Inherently explosive dusts
8 - 1.3.10 Minimum cloud ignition energy
8 - 1.3.11 Temperature, cloud ignition
8 - 1.3.12 Temperature, layer ignition
8 - 1.3.13 Explosion venting
8 - 1.4 ELECTRICAL RATING
8 - 1.5 PROTECTION AGAINST STATIC
8 - 1.6 PROTECTION AGAINST LIGHTNING
8 - 1.7 OTHER CONSIDERATIONS
9 - SECTION 2 SELECTION OF EQUIPMENT
9 - 2.1 SCOPE OF SECTION
9 - 2.2 PERMITTED TYPES OF PROTECTION
9 - 2.2.1 General
9 - 2.2.2 Dust-excluding ignition-proof enclosures (DIP)
9 - 2.2.3 Encapsulated equipment (Ex m)
9 - 2.2.4 Intrinsically safe equipment (Ex i)
9 - 2.2.5 Pressurized rooms or enclosures (Exp)
10 - 2.3 TEMPERATURE CLASSIFICATION
10 - 2.3.1 General
10 - 2.3.2 Differential required
11 - 2.3.3 Example of temperature calculation
11 - 2.3.4 Ambient temperature consideration
11 - 2.4 PHYSICALCHARACTERISTICS
11 - 2.4.1 Enclosure shape
11 - 2.4.2 Exterior panels
11 - 2.4.3 Cleaning and housekeeping
11 - 2.5 HEATING EQUIPMENT
13 - SECTION 3 INSTALLATION
13 - 3.1 SCOPE OF SECTION
13 - 3.2 WIRING SYSTEMS
13 - 3.2.1 General
13 - 3.2.2 Intrinsically safe circuits
13 - 3.2.3 Sheathed cables
13 - 3.2.4 MIMS cable
13 - 3.2.5 Armoured cables
14 - 3.2.6 Use of conduit
14 - 3.2.7 Flexible connections
15 - 3.3 SUPPORTS FOR WIRING
15 - 3.3.1 General
15 - 3.3.2 Prevention of sagging
15 - 3.3.3 Supports
15 - 3.3.4 Distances between supports
15 - 3.4 DRAINAGE
15 - 3.5 THREADED CONNECTIONS
15 - 3.5.1 General
15 - 3.5.2 Thread form
16 - 3.5.3 Length of thread
16 - 3.5.4 Sealing of threaded joints
16 - 3.6 EARTHING
16 - 3.7 EQUIPOTENTIAL BONDING
16 - 3.8 SOCKET-OUTLETS
16 - 3.8.1 Permitted types
16 - 3.8.2 Automatic isolation
17 - 3.8.3 Mounting
17 - 3.8.4 Location
17 - 3.9 PROTECTION
17 - 3.9.1 General
17 - 3.9.2 Motors
17 - 3.10 ISOLATION
17 - 3.11 ABRASION PROTECTION
18 - SECTION 4 INSPECTION, TESTING AND MAINTENANCE
18 - 4.1 GENERAL
18 - 4.2 DOCUMENTATION
18 - 4.3 FORMS OF INSPECTION
18 - 4.4 ONSITE ELECTRICAL TESTING
18 - 4.4.1 General
18 - 4.4.2 Installation tests
19 - 4.4.3 Periodical tests
19 - 4.5 MAINTENANCE
20 - APPENDIX A - GENERAL CONSIDERATIONS
20 - A1 HOUSEKEEPING
20 - A2 EXCLUSION OF ELECTRICAL EQUIPMENT FROM CLASS II AREAS
20 - A3 VIBRATION
20 - A4 BUILDING DESIGN
21 - A5 HOT SURFACES
22 - APPENDIX B - INFORMATION REGARDING INSTALLATION
22 - B1 GENERAL
22 - B2 INFORMATION REQUIRED
23 - APPENDIX C - INSPECTION, TESTING AND MAINTENANCE
23 - C1 FORMS OF INSPECTION
23 - C2 INSPECTION CHECKS
23 - C2.1 Area classification
23 - C2.2 Modifications
23 - C2.3 Surface temperature class
23 - C2.4 Marking
24 - C2.5 Circuit loop number/identification
24 - C2.6 Lamps and fuses
25 - C2.7 Earthing and equipotential bonding
25 - C2.8 Electrical connections
25 - C2.9 Damage
25 - C2.10 Compliance with documentation
25 - C3 MAINTENANCE
25 - C3.1 General
25 - C3.2 Checklist
25 - C3.3 Removal of electrical equipment
25 - C3.4 Modification or repair
25 - C3.5 Inspection after maintenance
25 - C4 RECORDS