API RP 505:2025
Current
The latest, up-to-date edition.
Recommended Practice for Classification of Locations for Electrical Installations at Petroleum Facilities Classified as Class I, Zone 0, Zone 1 and Zone 2
English
06-01-2025
The purpose of this recommended practice (RP) is to provide guidelines for classifying locations Zone 0, Zone 1, and Zone 2 at petroleum facilities for the selection and installation of electrical equipment.
| DocumentType |
Standard
|
| Pages |
192
|
| PublisherName |
American Petroleum Institute
|
| Status |
Current
|
| Supersedes |
| API STD 12R1:2025 INC ERR 1:2025 | Installation, Operation, Maintenance, Inspection, and Repair of Tanks in Production Service |
| API STD 16WS:2026 | Well Control Systems for Well Servicing |
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