CFR > Title 30 - Mineral Resources > CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR > SUBCHAPTER B—TESTING, EVALUATION, AND APPROVAL OF MINING PRODUCTS (parts 5 to 36) > PART 7—TESTING BY APPLICANT OR THIRD PARTY > SUBPART J—Electric Motor Assemblies (§7.301 to §7.311) > 7.303—Application requirements.

7.303—Application requirements.

(a) An application for approval of a motor assembly shall include a composite drawing or drawings with the following information:
(1) Model (type), frame size, and rating of the motor assembly.
(2) Overall dimensions of the motor assembly, including conduit box if applicable, and internal free volume.
(3) Material and quantity for each of the component parts that form the explosion-proof enclosure or enclosures.
(4) All dimensions (including tolerances) and specifications required to ascertain compliance with the requirements of § 7.304 of this part.
(b) All drawings shall be titled, dated, numbered, and include the latest revision.