API RP 500C-1966
RECOMMENDED PRACTICE FOR CLASSIFICATION OF AREAS FOR ELECTRICAL INSTALLATIONS AT PETROLEUM AND GAS PIPE LINE TRANSPORTATION FACILITIES (First Edition)

Standard No.

API RP 500C-1966

Release Date

1966

Published By

API - American Petroleum Institute

Scope

PURPOSE The purpose of this Recommended Practice is to identify and define the area classification for the installation of electrical equipment in the petroleum and gas pipe line transportation industry.