API 505 : 1997
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
RECOMMENDED PRACTICE FOR CLASSIFICATION OF LOCATIONS FOR ELECTRICAL INSTALLATIONS AT PETROLEUM FACILITIES CLASSIFIED AS CLASS I, ZONE 0, ZONE 1, AND ZONE 2
English
01-11-1997
24-10-2018
1 SCOPE
2 REFERENCES
3 ACRONYMS AND ABBREVIATED DEFINITIONS
4 BASIC CONDITIONS FOR A FIRE OR EXPLOSION
5 FLAMMABLE AND COMBUSTIBLE LIQUIDS, GASES,
AND VAPORS
6 CLASSIFICATION CRITERIA
7 EXTENT OF A CLASSIFIED LOCATION
8 RECOMMENDATIONS FOR DETERMINING DEGREE
AND EXTENT OF CLASSIFIED LOCATIONS - COMMON
APPLICATIONS
9 RECOMMENDATIONS FOR DETERMINING DEGREE
AND EXTENT OF CLASSIFIED LOCATIONS IN PETROLEUM
REFINERIES
10 RECOMMENDATIONS FOR DETERMINING DEGREE
AND EXTENT OF CLASSIFIED LOCATIONS AT DRILLING
RIGS AND PRODUCTION FACILITIES ON LAND AND ON
MARINE FIXED PLATFORMS
11 RECOMMENDATIONS FOR DETERMINING DEGREE AND
EXTENT OF CLASSIFIED LOCATIONS ON MOBILE OFFSHORE
DRILLING UNITS (MODUS)
12 RECOMMENDATIONS FOR DETERMINING DEGREE AND
EXTENT OF CLASSIFIED LOCATIONS AT DRILLING RIGS
AND PRODUCTION FACILITIES ON FLOATING PRODUCTION
UNITS
13 RESERVED FOR FUTURE USE
14 RECOMMENDATIONS FOR DETERMINING DEGREE AND
EXTENT OF CLASSIFIED LOCATIONS AT PETROLEUM
PIPELINE TRANSPORTATION FACILITIES
APPENDIX A - SAMPLE CALCULATION TO ACHIEVE ADEQUATE
VENTILATION OF AN ENCLOSED AREA BY NATURAL
MEANS USING EQUATIONS 1 AND 2
APPENDIX B - CALCULATION OF MINIMUM AIR INTRODUCTION
RATE TO ACHIEVE ADEQUATE VENTILATION USING
FUGITIVE EMISSIONS
APPENDIX C - PREFERRED SYMBOLS FOR DENOTING CLASS I,
ZONE 0, ZONE 1, AND ZONE 2 HAZARDOUS
(CLASSIFIED) AREAS
APPENDIX D - INFORMATIVE ANNEX - AN ALTERNATE METHOD
FOR AREA CLASSIFICATION
APPENDIX E - PROCEDURE FOR CLASSIFYING LOCATIONS
ANNEX F (INFORMATIVE) - ALTERNATE VENTILATION CRITERIA
Gives guidelines for classifying locations Class I, Zone 0, Zone 1, and Zone 2 locations at petroleum facilities for the selection and installation of electrical equipment.
| DocumentType |
Standard
|
| Pages |
154
|
| PublisherName |
American Petroleum Institute
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
A newer version of this standard is available.
View Current Edition
Please Login or Create an Account so you can add users to your Multi user PDF Later.
Important note : All end users must be registered with an Account prior to user licenses being assigned.
Users cannot be edited or removed once added to your Multi user PDF.