{"data":{"id":"us/46-cfr-111.30-19","jurisdiction":"us","citation":"46 CFR 111.30-19","heading":"-19 Buses and wiring.","body":"(a) General. Each bus must meet the requirements of either—\n(1) Section 5.10 of IEEE 45.7-2012 (incorporated by reference; see § 110.10-1 of this subchapter); or\n(2) IEC 60092-302:1997 (clause 7) (incorporated by reference; see § 110.10-1 of this subchapter).\n(b) Wiring. Instrumentation and control wiring must be—\n(1) Suitable for installation within in a switchboard enclosure and be rated at 90 °C or higher;\n(2) Stranded copper;\n(3) No. 14 AWG (2.10 mm 2) or larger or must be ribbon cable or similar conductor size cable recommended for use in low-power instrumentation, monitoring, or control circuits by the equipment manufacturer;\n(4) Flame-retardant meeting test VW-1 of ANSI/UL 2556 or IEC 60332-1-1:2015 and IEC 60332-1-2:2015 (all incorporated by reference; see § 110.10-1 of this subchapter); and\n(5) Extra flexible, if used on a hinged panel.","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER J—ELECTRICAL ENGINEERING","PART 111—ELECTRIC SYSTEMS—GENERAL REQUIREMENTS","Subpart 111.30—Switchboards"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-46.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:22Z","sha256":"0dc8b70ec4487b6e3fe628dcc01eae1113592f5092344e20fb9a05560c92a137","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-111.30-17","next":"us/46-cfr-111.30-24"},"notice":"GroundRules: Original legal text. Not legal advice."}