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Electrical Codes, Standards, Recommended Practices and Regulations
book

Electrical Codes, Standards, Recommended Practices and Regulations

by Robert J. Alonzo
January 2010
Intermediate to advanced content levelIntermediate to advanced
512 pages
18h 35m
English
William Andrew
Content preview from Electrical Codes, Standards, Recommended Practices and Regulations
TABLE 9.9 USA and Canada Class I combustible gas and vapor equipment protection techniquesdcont’d
Protection
technique/
Marking
Suitable hazardous
(classified) area
locations Standard No. Title
Increased Safety
AEx e Class I, Zone 1 ANSI/ISA-60079-7
(12.16.01)
Electrical Apparatus for Use in Class
I, Zone 1 Hazardous (Classified)
Locations: Type of Protection
Increased Safety ‘‘e’’
AEx e Class I, Zone 1 ANSI/UL60079-7 Explosive Atmospheres Part 7:
Equipment protection by increased
safety ‘‘e’’
Ex e Class I, Zone 1 CAN/CSA E60079-7 Electrical Apparatus for Explosive
Gas Atmospheres Part 7: Increased
Safety ‘‘e’’
Powder Filling
AEx q Class I, Zone 1 ANSI/ISA-60079-5 ...
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ISBN: 9780815520450