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本文(DLA MIL-DTL-24558 25 B-2011 TERMINAL BOXES CONNECTION SUBMERSIBLE (15-FOOT) 500 VOLTS THREE-PHASE SYMBOL NO 418 1 - SIX BUS LUGS FOR TWO 3-CONDUCTOR 250 MCM CABLES SYMBOL NO 418 2 S.pdf)为本站会员(wealthynice100)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

DLA MIL-DTL-24558 25 B-2011 TERMINAL BOXES CONNECTION SUBMERSIBLE (15-FOOT) 500 VOLTS THREE-PHASE SYMBOL NO 418 1 - SIX BUS LUGS FOR TWO 3-CONDUCTOR 250 MCM CABLES SYMBOL NO 418 2 S.pdf

1、AMSC N/A FSC 5940 INCH-POUND MIL-DTL-24558/25B 3 October 2011 SUPERSEDING MIL-DTL-24558/25A w/AMENDMENT 1 17 February 2006 DETAIL SPECIFICATION SHEET TERMINAL BOXES, CONNECTION, SUBMERSIBLE (15-FOOT), 500 VOLTS, THREE-PHASE, SYMBOL NO. 418.1 - SIX BUS LUGS FOR TWO 3-CONDUCTOR 250 MCM CABLES, SYMBOL

2、NO. 418.2 - SIX BUS LUGS FOR TWO 3-CONDUCTOR 300 MCM CABLES, SYMBOL NO. 418.3 - SIX BUS LUGS FOR TWO 3-CONDUCTOR 400 MCM CABLES 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 cons

3、ist of this specification sheet and MIL-DTL-24558, “Terminal Boxes, Connection, for Electrical and Electronic 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 6. 1. Electrical rating. The

4、terminal boxes shall have an electrical rating of 500 volts root mean square, and 500 volts direct current. The maximum current shall not exceed 550 amperes per terminal lug. 2. Dimensions and configuration. For dimensions and configuration see figures 1 through 6. All dimensions in figures 1 throug

5、h 6 are expressed in decimal inches. Overall terminal box dimensions are approximate. Exact dimensions are shown in MIL-E-24142/6, “Enclosure, Submersible (15-Foot), Sizes 8 by 10 Through 14 by 26“. 3. Tolerance. All tolerances not specified herein shall be in accordance with MIL-DTL-24558. Provided

6、 by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24558/25B 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 figures 1, 2, 4, and 5 are

7、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 not exceed 34.5 pounds.

8、 QUALITY ASSURANCE: First article inspection and quality conformance inspection shall be as specified in MIL-DTL-24558. NOTES: 1. Drawing. The terminal boxes specified by this specification sheet were formerly covered on NAVSHIPS drawing no. 9000-S6202-74193. 2. Part or identifying number (PIN). The

9、 PIN to be used for terminal boxes acquired to this specification is created as follows: M 24558/25 - XXXX Symbol number (see table II) Specification sheet number General specification number Denotes military specification Provided by IHSNot for ResaleNo reproduction or networking permitted without

10、license from IHS-,-,-MIL-DTL-24558/25B 3 TABLE I. Parts list. Item Description Qty Part number or specification Remarks 1 Enclosure assembly, brass with type A cover 1 MIL-E-24142/6 M24142/6-008 2 Identification plate 1 MIL-DTL-24558 Figure 6 3 Information plate 1 MIL-DTL-24558 Figure 6 4 Terminal b

11、oard base 1 Figure 4 MIL-I-24768/1 type GME 5 Mounting bracket 4 MIL-DTL-24558 Figure 2 6 Terminal lug assembly, straight 1 Figure 5, A 7 Terminal lug assembly, angled 2 Figure 5, B 8 Hex head cap screw 5/16-18 X 1.125 24 Commercial Brass 9 RDH machine screw 5/16-18 X 0.875 6 Commercial Brass 10 Was

12、her, 5/16 internal tooth 6 Commercial Bronze 11 Washer, #10 internal tooth 9 Commercial Bronze 12 RDH machine screw 1/4-20 X 0.625 9 Commercial Brass 13 RDH machine screw 6-32 X 0.188 4 Commercial Brass TABLE II. Symbol numbers and general information. Symbol number For cable size MCM1418.12250 418.

13、2 300 418.3 400 1MCM is defined as thousand circular mils. 2Only this connection box will be stocked in the supply system. For other symbol numbers, installing activity should drill terminal lugs for “X“ and “Y“ dimensions shown on figure 5. Provided by IHSNot for ResaleNo reproduction or networking

14、 permitted without license from IHS-,-,-MIL-DTL-24558/25B 4 FIGURE 1. Connection box assembly. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24558/25B 5 FIGURE 2. Location of terminal board mounting pads. Provided by IHSNot for ResaleNo rep

15、roduction or networking permitted without license from IHS-,-,-MIL-DTL-24558/25B 6 FIGURE 3. Mounting dimensions. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24558/25B 7 FIGURE 4. Terminal board base. Provided by IHSNot for ResaleNo repro

16、duction or networking permitted without license from IHS-,-,-MIL-DTL-24558/25B 8 TABLE FOR DRILLING TERMINAL CAP AND PAD Symbol numbers Cable size MCM X drill Y 418.1 250 5/8 .188 418.2 300 11/16 .188 418.3 400 13/16 .188 FIGURE 5. Terminal lug assembly. Provided by IHSNot for ResaleNo reproduction

17、or networking permitted without license from IHS-,-,-MIL-DTL-24558/25B 9 FIGURE 6. Terminal parts. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24558/25B 10 CHANGES FROM PREVIOUS ISSUE. Marginal notations are not used in this revision to i

18、dentify changes with respect to the previous issue due to the extent of the changes. Custodians: Preparing Activity: Navy - SH DLA - GS DLA - GS4 (Project 5940-2011-052) 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-,-,-

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