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-4 -4 Circuit breakers removable from the front

The exact 46 CFR §111.30-4 text, rendered cleanly with its subsection structure — plus how this rule shows up on the exam.

Public-domain federal text · ingested from eCFR
Every answer cited & verifiedAll 4 USCG exam modulesReviewed by a former NMC exam writer

TL;DR

Circuit breakers, when installed on generator or distribution switchboards, must be mounted or arranged in such a manner that the circuit breaker may be removed from the front without unbolting bus or cable connections or deenergizing the supply, unless the switchboard is divided

Section 111.30-4 — full text

Rendered cleanly from the source — the exact regulatory text, with subsection structure preserved.

Circuit breakers, when installed on generator or distribution switchboards, must be mounted or arranged in such a manner that the circuit breaker may be removed from the front without unbolting bus or cable connections or deenergizing the supply, unless the switchboard is divided into sections, such that each section is capable of providing power to maintain the vessel in a navigable condition, and meets § 111.30-24 (a) and (b). [CGD 94-108, 61 FR 28278, June 4, 1996]

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46 CFR §111.30-4 — -4 -4 Circuit breakers removable from the front · CaptainsGround