1. LawStack
  2. Title 30 - Mineral Resources
  3. Chapter I - MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
  4. Subchapter B - TESTING, EVALUATION, AND APPROVAL OF MINING PRODUCTS
  5. Part 18 - ELECTRIC MOTOR-DRIVEN MINE EQUIPMENT AND ACCESSORIES
  6. Subpart B - Construction and Design Requirements
  7. 30 CFR § 18.23
30 CFR § 18.23
Limitation of external surface temperatures
July 29, 2020
CFR

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

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§ 18.22 Boring-type machines equipped for auxiliary face ventilation
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§ 18.24 Electrical clearances

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