[Code of Federal Regulations]

[Title 30, Volume 1]

[Revised as of July 1, 2006]

From the U.S. Government Printing Office via GPO Access

[CITE: 30CFR28.4]



[Page 157-158]

 

                       TITLE 30--MINERAL RESOURCES

 

  CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR

 

PART 28_FUSES FOR USE WITH DIRECT CURRENT IN PROVIDING SHORT-CIRCUIT 

PROTECTION FOR TRAILING CABLES IN COAL MINES--Table of Contents

 

                      Subpart A_General Provisions

 

Sec.  28.4  Definitions.



    As used in this part--

    (a) Applicant means an individual, partnership, company, 

corporation, association, or other organization that designs, 

manufactures, assembles, or fabricates, or controls the design, 

manufacture, assembly, or fabrication of a fuse, and who seeks to obtain 

a certificate of approval for such fuse.

    (b) Approval means a certificate or formal document issued by MSHA 

stating that an individual fuse or combination of fuses has met the 

minimum requirements of this Part 28, and that the applicant is 

authorized to use and attach an approval label or other equivalent 

marking to any fuse manufactured, assembled, or fabricated in 

conformance with the plans and specifications upon which the approval 

was based, as evidence of such approval.

    (c) Approved means conforming to the minimum requirements of this 

Part 28.

    (d) MESA means the United States Department of the Interior, Mining 

Enforcement and Safety Administration. Predecessor organization to MSHA, 

prior to March 9, 1978.

    (e) MSHA means the United States Department of Labor, Mine Safety 

and Health Administration.



[[Page 158]]



    (f) Fuse means a device, no less effective than an automatic circuit 

breaker, for use with direct current which provides short-circuit 

protection for trailing cables in coal mines by interrupting an 

excessive current in the circuit.



[37 FR 7562, Apr. 15, 1972, as amended at 39 FR 24003, June 28, 1974; 43 

FR 12316, Mar. 24, 1978]