U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
(a) Devices must be tested and listed for fire service by an accepted independent laboratory, as accepted in accordance with § 159.010 of this subchapter, or by a NRTL as set forth in 29 CFR 1910.7.
(b) Each fire detection device must comply with the following standards (incorporated by reference, see § 161.002-1) as appropriate:
(1) Control units—UL 864;
(2) Heat detectors—UL 521;
(3) Smoke detectors—UL 268;
(4) Flame detectors—ANSI/FM 3260;
(5) Audible alarms—UL 464 or UL 1480;
(6) Visual alarms—UL 1971; and
(7) Manual Signaling Boxes—UL 38.
(c) All devices must be tested by an accepted independent laboratory, as defined in § 159.010 of this subchapter, to meet the marine environment testing requirements in Table 161.002-6(c) of this section. The test parameters are found in IEC 60092-504 (incorporated by reference, see § 161.002-1).
Table 161.002-6(
| IEC 60092-504 Environmental type test | Category 1 | Category 2 | Category 3 |
|---|---|---|---|
| All spaces not Category 2 or 3 | Open deck or open to weather | Spaces containing navigation or communication equipment | |
| 1—Visual inspection | X | X | X |
| 2—Functional test | X | X | X |
| 3—High voltage test | X | X | X |
| 4a—Power supply variations | X | X | X |
| 4b—Power supply failure | X | X | X |
| 5—Insulation resistance | X | X | X |
| 6—Cold with gradual temp. change | X (5 °C) | X (−25 °C) | X (5 °C) |
| 7—Dry heat with gradual temp. change | X (55 °C) | X (55 °C) | X (55 °C) |
| 8—Damp heat, cyclic | X | X | X |
| 9—Salt mist | X | ||
| 10—Vibration (sinusoidal) | X | X | X |
| 11b—Inclination, dynamic | 1 X | 1 X | 1 X |
| 13—Electrostatic discharge | X | X | X |
| 14—Electromagnetic field | X | X | X |
| 15—Conducted low frequency | X | X | X |
| 16(a)—Conducted radio frequency (3 V rms) | X | ||
| 16(b)—Conducted radio frequency (10 V rms) | X | X | |
| 17—Burst/fast transients | X | X | X |
| 18—Surge/slow transients | X | X | X |
| 19(a)—Radiated emission (general power) | X | ||
| 19(b)—Radiated emission (bridge and deck zone) | X | X | |
| 20(a)—Conducted emission (general power) | X | ||
| 20(b)—Conducted emission (bridge and deck zone) | X | X |
1 This test only needs to be completed if the device is in a location with moving mechanical parts.
(d) All fire detection system control units and remote annunciators must have enclosure protection as outlined in part 5 of IEC 60092-504 (incorporated by reference, see § 161.002-1) if the requirements exceed those of 46 CFR 111.01-9. Otherwise, 46 CFR 111.01-9 must be complied with.
