{"data":{"id":"us/30-cfr-77.1801-1","jurisdiction":"us","citation":"30 CFR 77.1801-1","heading":"-1 Devices for overcurrent protection.","body":"Automatic circuit interrupting devices that will deenergize the affected circuit upon occurrence of a short circuit at any point in the system will meet the requirements of § 77.1801.","path":["Title 30—Mineral Resources","CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","Subpart S—Trolley Wires and Trolley Feeder Wires"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-30.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:24Z","sha256":"c49a719fe0168c4db8f0499cccec586e859e9fcc96170ea8befb89011b8710ec","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-77.1801","next":"us/30-cfr-77.1802"},"notice":"GroundRules: Original legal text. Not legal advice."}