API RP 500-1997
Recommended Practice for Classification of Locations for Electrical Installations at Petroleum Facilities Classified as Class I@ Division 1 and Division 2 (Second Edition; Errata 10/17/1998)
- Standard No.
- API RP 500-1997
- Release Date
- 1997
- Published By
- API - American Petroleum Institute
- Status
- 2014-01
- Replace By
- API RP 500-2012
- Latest
- API RP 500-2023
- Scope
- This document applies to the classification of locations for both temporarily and permanently installed electrical equipment. It is intended to be applied where there may be a risk of ignition due to the presence of flammable gas or vapor, mixed with ai
API RP 500-1997 history
- 2023 API RP 500-2023 Recommended Practice for Classification of Locations for Electrical Installations at Petroleum Facilities Classified as Class I, Division 1, and Division 2
- 2012 API RP 500-2012 Recommended Practice for Classification of Locations for Electrical Installations at Petroleum Facilities Classified as Class I@ Division 1 and Division 2 (Third Edition; ERRATA: JANUARY 2014)
- 1997 API RP 500-1997 Recommended Practice for Classification of Locations for Electrical Installations at Petroleum Facilities Classified as Class I@ Division 1 and Division 2 (Second Edition; Errata 10/17/1998)
- 1991 API RP 500-1991 Recommended Practice for Classification of Locations for Electrical Installations at Petroleum Facilities (First Edition; Supersedes RP 500A@ RP 500B@ RP 500C)
- 1957 API RP 500-1957 Recommended Practice for Classification of Areas for Electrical Installations in Petroleum Refineries (Second Edition)
- 1955 API RP 500-1955 RECOMNIENDED PRACTICE FOR CLASSIFICATION OF AREAS FOR ELECTRICAL INSTALLATIONS IN PETROLEUM REFINERIES (FIRST EDITION)
