1、AMSC N/A FSC 5940 INCH-POUND MIL-DTL-24558/18B 3 October 2011 SUPERSEDING MIL-DTL-24558/18A w/AMENDMENT 1 17 February 2006 DETAIL SPECIFICATION SHEET TERMINAL BOXES, CONNECTION, SUBMERSIBLE (15-FOOT), 600 VOLTS, 4-TERMINAL, 8-WIRE, SYMBOLS NO. 400.1 AND NO. 400.4, 4-TERMINAL, 12-WIRE, SYMBOLS NO. 40
2、0.2 AND NO. 400.3 This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring the products described herein shall consist of this specification sheet and MIL-DTL-24558, “Terminal Boxes, Connection, for Electrical and Electronic
3、Systems, General Specification for“. REQUIREMENTS: The terminal boxes shall be as specified herein and in accordance with tables I and II, and figures 1 through 3. 1. Electrical rating. The terminal boxes shall have an electrical rating of 600 volts root mean square, and 600 volts direct current. Th
4、e maximum current shall not exceed 15 amperes per stud of terminal board. 2. Dimensions and configuration. For dimensions and configuration see figures 1 through 3. All dimensions in figures 1 through 3 are expressed in decimal inches. Overall terminal box dimensions are approximate. Exact dimension
5、s are shown in MIL-E-24142/5, “Enclosure for Electrical Fittings and Fixtures, Submersible, (15-Foot), Sizes 3R, 4R and 5R“, and in MIL-E-24142/11, “Enclosures-Plastic, Submersible, (15-Foot) 3 and 4 - Inches Round, Grounded“. 3. Tolerance. All tolerances not specified herein shall be in accordance
6、with MIL-DTL-24558. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24558/18B 2 4. Standard parts. The standard parts shown in table I shall be used in the construction of the connection boxes specified herein. The numbers in circles shown on
7、 figures 1 and 2 are the same as those shown in the “Item“ column of table I. 5. Enclosure. The enclosures shall be a 15-foot submersible type. 6. Finish. The interior of the enclosures may be painted or left unpainted at the contractors option. 7. Weight. The weight of the connection boxes shall no
8、t exceed the following: Symbol number 400.1 - 2.0 pounds Symbol number 400.3 - 3.0 pounds Symbol number 400.2 - 3.0 pounds Symbol number 400.4 - 2.0 pounds QUALITY ASSURANCE: First article inspection and quality conformance inspection shall be as specified in MIL-DTL-24558. NOTES: 1. Drawing. The te
9、rminal boxes specified by this specification sheet were formerly covered on NAVSHIPS drawing no. 9000-S6202-74027. 2. Part or identifying number (PIN). The PIN to be used for terminal boxes acquired to this specification is created as follows: M 24558/18 - XXXX Symbol number (see table II) Specifica
10、tion sheet number General specification number Denotes military specification Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24558/18B 3 TABLE I. Parts list. Item Description Qty Part number or specification Remarks 1 Enclosure assembly, 3-i
11、nch brass 11 MIL-E-24142/5 M24142/5-001 for symbol 400.1 2 Enclosure assembly, 4-inch brass 11 MIL-E-24142/5 M24142/5-002 for symbol 400.2 3 Enclosure assembly, 4-inch plastic 1 MIL-E-24142/11 M24142/11-002 for symbol 400.3 4 Enclosure assembly, 3-inch plastic 1 MIL-E-24142/11 M24142/11-001 for symb
12、ol 400.4 5 Terminal board assembly 1 A-A-59125/18 13TB4 26 Identification plate 1 MIL-DTL-24558 Figure 6 7 Information plate 1 MIL-DTL-24558 Figure 6 8 RDH machine screw 6-32 X 0.500 2 Commercial Brass 9 Washer, #6 external tooth 2 Commercial Bronze 10 Pad 2 MIL-DTL-24558 Figure 5 1Box piece 23 or 4
13、4, cover piece 2 or 40, pad piece 29 and gasket ring piece 24 or 42 of NAVSEA drawing no. 9000-803-74210 may be used as an alternate for the 3-inch and 4-inch enclosure assembly respectively, provided that the box height and mounting details are modified to comply to those specified herein. 2To ensu
14、re electrical clearance requirements of MIL-E-917E, “Electric Power Equipment Basic Requirements,“ are met, use wire lug terminal size L82 in accordance with MIL-T-16366.“ TABLE II. Symbol number description. Symbol number Remarks 400.1 1 400.2 2 400.3 2 400.4 1 1Three-inch connection boxes are to b
15、e used in installations requiring one or two cables, except that four small cables such as type LSDSGU-4 of MIL-DTL-24643/15 may be installed. The total number of conductors shall not exceed eight. The maximum number of wires to be connected to a single terminal shall not exceed two. 2Four-inch conn
16、ection boxes are to be used in installations requiring three to five cables. The total number of wires shall not exceed twelve. The maximum number of wires to be connected to a single terminal shall not exceed three. Provided by IHSNot for ResaleNo reproduction or networking permitted without licens
17、e from IHS-,-,-MIL-DTL-24558/18B 4 Symbol number A B 400.1 and 400.4 4.625 2.750 400.2 and 400.3 5.750 3.500 FIGURE 1. Connection box assembly. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24558/18B 5 FIGURE 2. Location of terminal board m
18、ounting pads. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24558/18B 6 FIGURE 3. Mounting dimensions. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24558/18B 7 CHANGES FROM PREVIO
19、US ISSUE. Marginal notations are not used in this revision to identify changes with respect to the previous issue due to the extent of the changes. Custodians: Preparing Activity: Navy - SH DLA - GS DLA - GS4 (Project 5940-2011-045) NOTE: The activities 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 database at https:/assist.daps.dla.mil/. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
