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. § 18.43

Explosion-proof splice boxes

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Internal connections shall be rigidly held and adequately insulated. Strain clamps shall be provided for all cables entering a splice box.