API 505:2018
Current
The latest, up-to-date edition.
API Recommended Practice 505 Recommended Practice for Classification of Locations for Electrical Installations at Petroleum Facilities Classified as Class I, Zone 0, Zone 1,and Zone 2
Hardcopy , PDF
English
29-08-2018
The purpose of this recommended practice (RP) is to provide guidelines for classifying locations Class I,
Zone 0, Zone 1, and Zone 2 at petroleum facilities for the selection and installation of electrical equipment.
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.