1、INCH-POUND MIL-DTL-21604/4C 27 March 2009 SUPERSEDING MIL-DTL-21604/4B 27 June 2003 DETAIL SPECIFICATION SHEET SWITCH, ROTARY, MULTIPOLE AND SELECTOR, 7.5 AMPERE, STYLE JM This specification is approved for use by all Depart- ments and Agencies of the Department of Defense. The complete requirements
2、 for acquiring the switches described herein shall consist of this specification and the latest issue of MIL-DTL-21604. FIGURE 1. Style JM switch. AMSC N/A FSC 5930 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-21604/4C 2 FIGURE 1. Style JM
3、 switch - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-21604/4C 3 FIGURE 1. Style JM switch - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-21604/4C 4 FIGURE
4、 1. Style JM switch - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-21604/4C 5 Inch mm Inch mm Inch mm .005 .030 .033 .062 .155 0.13 0.76 0.84 1.57 3.94 .188 .210 .248 .281 .378 .39 4.78 5.33 6.30 7.14 9.60 9.9 1.810 1.815 6.00 1
5、5.88 45.97 46.10 152.4 .01 .016 .03 .05 .06 .08 .09 .109 .125 .141 .145 .147 .149 .150 .151 .153 0.3 0.41 0.8 1.3 1.5 2.0 2.3 2.77 3.18 3.58 3.68 3.73 3.78 3.81 3.84 3.89 .162 .165 .172 .19 .190 .22 .221 .25 250 .252 .256 .258 .31 .34 .375 4.11 4.19 4.37 4.8 4.83 5.6 5.61 6.3 6.35 6.40 6.50 6.55 7.9
6、 8.6 9.52 .41 .44 .50 .625.75 .97 1.00 1.28 1.69 1.81 2.22 2.30 2.81 3.00 3.25 3.75 4.50 +10.4 11.2 12.7 19.1 24.6 25.4 32.5 42.9 46.0 56.4 58.4 71.4 76.2 82.5 95.3 114.3 NOTE : S. to the nearest 0.01 mm) are given for general information only and are based upon tolerances are .016 (0.41 mm) for two
7、place decimals and 0.005 (0.13 mm) . facilitate attachment to rear supports. A hex nut and lockwasher shall be 5. Dial marking, when required, shall be as specified in MIL-DTL-21604 (see 6.2). FIGURE 1. Style JM switch1. Dimensions are in inches. 2 Metric equivalents (1 inch = 25.4 mm. 3. Unless ot
8、herwise specified, for three-place decimals. 4 On switches of 20 sections or more, the securing rods shall extend .50 inch (12.70 mm) beyond the hex nuts at the rear of the switches toprovided for each rod extension. - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted w
9、ithout license from IHS-,-,-MIL-DTL-21604/4C 6 FIGURE 2. Rotor contact configuration and handle positions. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-21604/4C 7 : See figure 1, figure 2, and table I. s. etent. AC current: 7.5 ampere. Hz,
10、 0.80 inductive power factor). 0C maximum. Rotor: Silver-overlay phosphor bronze. y copper. ure 2. Qualification samples: See table II. ABLE I. Type designation and sw cterREQUIREMENTS: Dimensions and configurationAngle of throw: 30 degreeSwitching action: DElectrical loads: Voltage: 125 volts (at 6
11、0 and 400Temperature rise: 3Contact material: Stator: Silver-overlaBarriers: See figure 1. Terminal marking: See figure 1 and figStop marking: See figure 1. T itching chara istics. Type designation Com ent Rotor designponation 1/ SNumber of sections tyle Dimension “X“ 2/ .062 (1.57) A weight (ou s)
12、Maximum torque (inch nds) pproximatencerotational -pouS S S S S S S S S S S S S S 5 JM S 5 JM 25 12.34 (313.54) 90 55 2 2 2 2 2 3 3 3 3 3 5 5 5 JM JM JM JM JM JM JM JM JM JM JM JM JM 5 10 15 20 25 5 10 15 20 25 5 10 15 20 10.41 (264.31) 75 50 3.81 ( 96.82) 5.75 (146.05) 8.09 (205.59) 10.41 (264.31)
13、12.34 (313.54) 3.81 ( 96.82) 5.75 (146.05) 8.09 (205.59) 10.41 (264.31) 12.34 (313.54) 3.81 ( 96.82) 5.75 (146.05) 8.09 (205.59) 25 40 59 75 90 25 40 59 75 90 25 40 59 20 25 45 50 55 20 25 45 50 55 20 25 45 1/ 2For rotor designation, see figure 2. / Dimensions are in inches. Metric equivalents (to t
14、he nearest 0.01 mm) are given for general information only and are based upon 1 inch = 25.4 mm. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-21604/4C 8 TABLE II. Qualification test samples. Sample switch Test number 1/ Sample switch Test n
15、umber S2JM25 S2JM25 S2JM25 S2JM25 S3JM25 S3JM25 S3JM25 1 2 3 4 1 2 3 S3JM25 S5JM25 S5JM25 S5JM25 S5JM25 S5JM25 S5JM25 4 1 2 3 4 5 6 1/ Test numbers in accordance with table II of MIL-DTL-21604. The margins of this specification are marked with vertical lines to indicate where modifications from this
16、 amendment were made. This was done as a convenience only and the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the requirements of this document based on the entire content irrespective of the marginal notations
17、 Reference Documents: MIL-DTL-21604 Custodians: Preparing activity: Navy - SH DLA - CC DLA - CC (Project 5930-2009-007) 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 Online database at http:/assist.daps.dla.mil/ . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
