C.F.R. » Title 30 » CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR › SUBCHAPTER B—TESTING, EVALUATION, AND APPROVAL OF MINING PRODUCTS › PART 18—ELECTRIC MOTOR-DRIVEN MINE EQUIPMENT AND ACCESSORIES › Subpart B—Construction and Design Requirements

30 C.F.R. § 18.23

Limitation of external surface temperatures

Read at: eCFRecfr.gov CornellLII GovInfogovinfo.gov CasesGoogle Scholar

The temperature of the external surfaces of mechanical or electrical components shall not exceed 150 °C. (302 °F.) under normal operating conditions.