UL 198M PDF
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UL Standard for Safety Mine-Duty Fuses – Fifth Edition; Reprint with revisions through and including June 7, 2023
1 Scope
1.1 These requirements cover Class K and Class R fuses having an additional D-C rating and that are intended for use in protecting trailing cables in D-C circuits in mines in accordance with the requirements of the United States Department of Labor, Mine Safety and Health Administration.
1.2 These fuses have a maximum current rating of 600 A, a voltage rating of 300 or 600 V dc, and an interrupting rating of 20,000 A dc.
Summary of Topics
This revision of ANSI/UL 198M dated June 7, 2023 is being issued to update the title page to reflect the most recent designation as a Reaffirmed American National Standard (ANS). No technical changes have been made.
| Edition | 5 |
|---|---|
| Published Date | April 04, 2018 |
| Last Revision | June 07, 2023 |
| Language | English |






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