1、INCH-POUND MS24184M w/AMENDMENT 1 24 June 2004 SUPERSEDING MS24184M 15 April 2003 DETAIL SPECIFICATION SHEET RELAYS, ELECTROMAGNETIC, 300 AMPERES, 1 PST (N.O.), TYPE I, WITH AUXILIARY CONTACTS, HERMETICALLY SEALED This specification is approved for use by all Departments and Agencies of the Departme
2、nt of Defense. The requirements for acquiring the relay described herein shall consist of this specification and the latest issue of MIL-PRF-6106. FIGURE 1. Dimensions and configurations. AMSC N/A FSC 5945 -,-,-Provided by IHSNot for ResaleNo reproduction or networking permitted without license from
3、 IHSMS24184M AMENDMENT 1 2 Inches mm Inches mm Inches mm .010 0.25 .625 15.88 3.000 76.2.031 0.79 .750 19.05 3.347 85.01 .063 1.60 .969 24.61 3.672 93.27.095 2.41 1.172 29.77 3.732 94.79 .125 3.18 1.438 36.53 4.692 119.18 .266 6.76 1.844 46.83 .312 7.92 1.875 47.63 .328 8.33 2.063 52.40 .453 11.51 2
4、847 72.31 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Unless otherwise specified, tolerance is .031 inch (0.79 mm). 4. Coil and auxiliary terminals may use additional flat washer for terminal seat. 5. Weight includes covers and barriers. 6. A
5、ll test requirements of specification MIL-PRF-6106 apply except that off time for motor load shall be six seconds minimum and average contact voltage drop reading before tests shall not exceed .15 volt. 7. PIN MS24184-1 is inactive for new design after 10 December 1957. PIN MS24184-D1 replaces MS241
6、84-1. 8. Referenced Government documents of the issue listed in Assist Online (http:/assist.daps.dla.mil) or Assist Quick Search (http:/assist.daps.dla.mil/quicksearch) specified in the solicitation form a part of this specification to the extent specified herein. 9. Cadmium or cadmium compounds are
7、 prohibited on external hardware. 10. Spring washer on drawing is a spring lock washer. FIGURE 1. Dimensions and configurations - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS24184M AMENDMENT 1 3 REQUIREMENTS: Dimensions and configura
8、tions: See figure 1. Dash numbers and general characteristics: See table I. Contact data: Load ratings: See table II. Maximum contact drop, initial: 0.150 V. After life test: 0.175 V. Overload current (NO): 2,400 amperes. Rupture current (NO): 3,000 amperes. Coil data: See table III. Duty rating: Co
9、ntinuous. RFI specification: MIL-STD-461 (applicable to coil circuits of ac operated relays). Electrical data: Minimum insulation resistance: Initial: 100 megohms. After life or environmental test: 50 megohms. Dielectric strength: Sea level, 2-5 seconds: Initial After life tests 28 V dc 115 V ac 28
10、V dc 115 V ac Coil to case 1,250 1,500 1,000 1,125 Aux contacts 1,250 1,500 1,000 1,125 All other points 1,250 1,500 1,000 1,125 Dielectric strength (altitude): 1 minute. 28 V dc 115 V ac Coil to case 500 500 Aux contacts 500 500 All other points 500 500 Environmental characteristics: Temperature ra
11、nge: -70C to + 71C. Maximum altitude rating: 80,000 ft. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS24184M AMENDMENT 1 4 Shock g-level: 25 gs. Duration: 6-9 ms. Maximum duration contact opening: 2 ms. Vibration - sinusoidal: See table IV. Accel
12、eration: 15 gs. Part or Identifying Number (PIN): MS24184- (plus applicable dash number from table I). Qualification by similarity: See MIL-PRF-6106. TABLE I. PIN and general characteristics. 1/ 2/ Part number MS24184- Type Coil type Terminal type Mounting or mating socket Auxiliary contacts Maximum
13、 weight in pounds D1 I dc Stud Flange No 2.4 D2 I dc Stud Flange Yes 2.5 1/ MS24184-A1 has been canceled without replacement. 2/ The term Part or Identifying Number (PIN) is equivalent to the former term MS dash number. TABLE II. Rated contact load (amperes per pole) case grounded. 1/ 28 V dc 115 V
14、ac, 1 phase Main Aux Main Aux Type of load Life operating cycles x 103NO NC NO NC 400 Hz 60 Hz 400 Hz 60 Hz See appro-priate notes Resistive 50 300 5 5 300 5 Inductive 50 100 5 5 5 Motor 2/ 50 250 150 Lamp .75 .75 .75 Transfer load 3/ Mechanical life reduced current 100 75 1.25 1.25 75 1.25 Mixed lo
15、ads 50 Applicable per MIL-PRF-6106. 1/ Absence of value means parameter is not applicable to this specification sheet. 2/ Off time for motor load shall be 6 seconds minimum. 3/ Transfer load indicates relay is suitable for transfer between unsynchronized ac power supplies at the rating indicated. Pr
16、ovided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS24184M AMENDMENT 1 5 TABLE III. Operating characteristics. Coil data Time - milliseconds maximum Rated Max Max pick-up voltage Bounce 4/ Main Aux PIN MS 24184- Coil Volts 1/ Freq Hz Res +15% -10 Volts A
17、mpNor-mal2/ Hightemptest Contcur-renttest3/ Holdvol-tage2/ Dropout vol- tage2/ Oper-ate 4/ Rel-ease 5/ NO NC NO NC D1 X1,X2 28 dc 52 29 0.6 18 21 22.5 7.0 1.0 40 15 4.0 - - - D2 X1,X2 28 dc 52 29 0.6 18 21 22.5 7.0 1.0 40 15 4.0 - 5.0 5.01/ CAUTION: Use of any coil voltage less than rated coil volta
18、ge will compromise the operation of the relay. 2/ Over the temperature range. 3/ The terminal temperature rise shall not exceed 95C. 4/ With rated coil voltage. 5/ From rated coil voltage. TABLE IV. Vibration levels (sinusoidal). PIN MS24184- 5-10 Hz 10-55 Hz 55-250 Hz 250-500 Hz 500-1,500 Hz D1 .08
19、 DA .06 DA 8 gs 4 gs 3 gs D2 .08 DA .06 DA 8 gs 4 gs 3 gs Referenced documents. In addition to MIL-PRF-6106, this document references the following: MIL-STD-461 MS27243 The margins of this specification are marked with vertical lines to indicate modifications generated by this amendment. This was do
20、ne 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. Custodians: Preparing activity:
21、 Army - CR DLA - CC Navy - AS Air Force - 11 DLA - CC (Project 5945-1276) Review activities: Navy - EC 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 ASSIST Online database at www.dodssp.daps.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
