StacksVerified U.S. regulatory reference

46 CFR §111.53-1

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov
  1. (a)Each fuse must—
    1. (1)Meet the general provisions of Article 240 of NFPA 70 or IEC 60092-202:2016 (both incorporated by reference; see “§ 110.10-1 of this subchapter) as appropriate.
    2. (2)Have an interrupting rating sufficient to interrupt the asymmetrical RMS short-circuit current at the point of application; and
  2. (b)Renewable link cartridge-type fuses must not be used.
  3. (c)Each fuse installation must provide for ready access to test the condition of the fuse.