1、AMSC N/A FSC 5920 INCH-POUND MIL-DTL-24646/7B 29 October 2008 SUPERSEDING MIL-DTL-24646/7A 17 May 2002 DETAIL SPECIFICATION SHEET FUSE BOXES, FEEDER DISTRIBUTION, SUBMERSIBLE (15 FEET), 125 VOLTS, ALTERNATING CURRENT, SINGLE PHASE BUSES, 0-30 AMPERE MIDGET FUSES, SYMBOLS 635.1, 653.1 AND 654.1 This
2、specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring the product described herein shall consist of this specification sheet and MIL-DTL-24646. FIGURE 1. Fuse box assembly, typical. Item No. 01, 02, 03 (Symbol 635.1 shown) NOTE
3、S: 1. Dimensions are in inches. 2. Unless otherwise specified herein, tolerances shall be as follows: Two place decimals - plus or minus 0.02. Three place decimals - plus or minus 0.005.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24646/7B
4、 2 Dimension (ref.) Symbol no. A B C 635.1 16.38 13.38 5.62 654.1 19.38 13.38 5.62 653.1 27.38 15.38 5.62 FIGURE 2. Enclosure, overall dimensions. Item No. 04, 05, 06 (Symbols 635.1, 654.1, and 653.1) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-M
5、IL-DTL-24646/7B 3 A, Symbols 635.1, and 654.1. B. Symbol 653.1 DIMENSIONS SYMBOL NO A B 635.1 9.25 4.62 654.1 11.75 5.88 FIGURE 3. Mounting dimensions, ref. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24646/7B 4 DIMENSIONS (MAX) SYMBOL NO
6、 A B C 635.1 7.50 5.00 2.30 654.1 12.63 5.00 2.30 653.1 20.25 6.38 2.30 FIGURE 4. Fuse block assembly, typical. Item No. 07, 08, 09 (Symbols 635.1, 654.1, and 653.1) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24646/7B 5 A. Four single-ph
7、ase branches B. Eight single-phase branches (Symbol 635.1) (Symbol 654.1) C. Twelve single-phase branches (Symbol 653.1) FIGURE 5. Wiring diagrams. Item No. 10, 11, 12Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24646/7B 6 REQUIREMENTS Sym
8、bol numbers: See table I. Design: Electrical rating: 125 volts alternating current, 0-30 ampere, 60 hertz. Dimensions and configuration: See figures 1, 2, 3 and 4. Wiring diagrams: See figure 5. Mounting dimensions: See figure 3. Degree of enclosure: Submersible (15 feet). Designation and marking: S
9、ee MIL-DTL-24646. Parts: The parts listed in table II and specified in MIL-DTL-24646 shall be used in the construction of the fuse boxes specified herein. General information: Military part numbers and general information are as specified in table I. TABLE I. Military part numbers and general inform
10、ation. Supersedes Military part no. Symbol no. Weight in pounds No. of circuits Feeder MCM Branch MCM Fuse size Bus bar size Drawing no. Type M24646/7 001 635.1 23.5 4 75 14 midget 0-30A 0.62 x 0.25 9-S-74200 N/A M24646/7- 002 654.1 33.3 8 75 14 midget 0-30A 0.62 x 0.25 9-S-5305 XXXY M24646/7- 003 6
11、53.1 52.6 12 75 14 midget 0-30A 0.62 x 0.25 9-S-5306 XXXV Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24646/7B 7 TABLE II. Part list. QTY M /- Item no. 1/ Description 001 002 003 Material/specification Remarks 01 Fuse box assembly (sym 63
12、5.1) - MIL-DTL-24646/7 See fig. 1 02 Fuse box assembly (sym 654.1) - MIL-DTL-24646/7 See fig. 1 03 Fuse box assembly (sym 653.1) - MIL-DTL-24646/7 See fig. 1 2/ 04 Enclosure (10 x 13 x 3) 1 M24142/6-004 See fig. 2 2/ 05 Enclosure (10 x 16 x 3) 1 M24142/6-005 See fig. 2 2/ 06 Enclosure (12 x 24 x 3)
13、1 M24142/6-010 See fig. 2 07 Fuse block assembly 1 MIL-DTL-24646/7 See fig. 4 08 Fuse block assembly 1 MIL-DTL-24646/7 See fig. 4 09 Fuse block assembly 1 MIL-DTL-24646/7 See fig. 4 10 Wiring diagram 1 MIL-E-2036 See fig. 5 11 Wiring diagram 1 MIL-E-2036 See fig. 5 12 Wiring diagram 1 MIL-E-2036 See
14、 fig. 5 13 Fuse clip (0-30A) 16 32 48 A-A-55507/1-04 N/A 14 Identification plate 1 1 1 Brass, ASTM B36/B36M B121/B121M N/A 15 Information plate 4 8 12 Brass, ASTM B36/B36M B121/B121M N/A 1/ Item numbers by the figure titles are the same as the item numbers shown in this table. 2/ Enclosure is same a
15、s MIL-E-24142/6, except for inside depth which is 3 inches instead of 5 inches shown. Referenced documents. In addition to MIL-DTL-24646, this document references the following: MIL-E-2036 MIL-E-24142/6 ASTM B36/B36M ASTM B121/B121M Provided by IHSNot for ResaleNo reproduction or networking permitte
16、d without license from IHS-,-,-MIL-DTL-24646/7B 8 The margins of this specification sheet are marked with vertical lines to indicate where changes from the previous issue were made. This was done as a convenience only and the Government assumes no liability whatsoever for any inaccuracies in these n
17、otations. Bidders and contractors are cautioned to evaluate the requirements of this document based on the entire content irrespective of the marginal notations and relationship to the last previous issue. Custodian: Preparing activity: Navy - SH DLA - CC DLA - CC (Project 5920-2008-022) NOTE: the a
18、ctivities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at http:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
