§ 28.2. Approved fuses.
72 words·~1 min read·
/us/cfr/t30/s§ 28.2·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
(a)On and after the effective date of this part, fuses shall be considered to be approved for use with direct current in providing short-circuit protection for trailing cables in coal mines only where such fuses are:
(1)The same in all respects as those fuses which have been approved after meeting the minimum requirements for performance and short-circuit protection prescribed in this Part 28; and
(2)maintained in an approved condition.