Collapse to view only § 113.20-3 - Connection boxes.

§ 113.20-1 - Sprinkler alarm system.

Each sprinkler alarm system, including annunciator, power supply, alarm switches, and bells, must meet Subpart 76.25 of this chapter.

§ 113.20-3 - Connection boxes.

Each connection box and each switch enclosure in an automatic sprinkler system must be constructed in accordance with Type 4 or 4X of NEMA 250 or IP 56 of IEC 60529:2013 (both incorporated by reference; see 46 CFR 110.10-1) requirements.

[USCG-2003-16630, 73 FR 65201, Oct. 31, 2008, as amended by USCG-2020-0075, 88 FR 16369, Mar. 16, 2023]