1、AMSC N/A 1 of 6 FSC 5945 DISTRIBUTION STATEMENT A. Approved for public release, distribution is unlimited. INCH-POUND MS24185M 15 April 2003 SUPERSEDING MS24185L 10 Jan 1994 DETAIL SPECIFICATION SHEET RELAYS, ELECTROMAGNETIC, 400 AMPERES, 1 PST (N.O.), TYPE II, NONHERMETICALLY SEALED This specificat
2、ion is approved for use by all Departments and Agencies of the Department 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.Provided by IHSNot for ResaleNo reproducti
3、on or networking permitted without license from IHS-,-,-MS24185M 2 FIGURE 1. Dimensions and configurations - Continued.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS24185M 3 Inches mm Inches mm Inches mm .010 0.25 .500 12.70 2.406 61.11 .062 1.57
4、 .505 12.83 2.438 61.93 .090 2.29 .812 20.62 3.000 76.20 .125 3.18 1.000 25.40 3.125 79.38 .138 3.51 1.125 28.53 3.625 92.08 .220 5.59 1.219 30.96 3.920 99.57 .266 6.76 1.273 32.33 4.312 109.52 .375 9.52 1.281 32.54 4.500 114.30 .475 12.06 2.000 50.80 5.500 139.70 NOTES: 1. Dimensions are in inches.
5、 2. Metric equivalents are given for general information only. 3. Unless otherwise specified, tolerance is .062 (1.57 mm). 4. Additional flat washer may be used for terminal seat. 5. Terminal temperature rise under continuous current condition: +95C. Mixed loads to be conducted at +71C. 6. In the ev
6、ent of a conflict between the text of this specification and the references cited herein, the text of this specification shall take precedence. 7. Referenced Government documents of the issue listed in that issue of the Department of Defense Index of Specifications and Standards (DoDISS) specified i
7、n the solicitation form a part of this standard to the extent specified herein. 8. Shape of relay is optional within the envelope dimensions shown. 9. Cadmium or cadmium compounds are prohibited on external hardware. A transition period to non-cadmium hardware is authorized for up to 1 year from the
8、 date of this revision. 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-,-,-MS24185M 4 REQUIREMENTS: Dimensions and configurations: See figure 1. D
9、ash number 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): 3,200 amperes. Rupture current (NO): 4,000 amperes. Coil data: See table III. Duty rating: Continuous. RFI specifica
10、tion: 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 V dc 115 V ac Coil to c
11、ase 1,250 V rms N/A 1,000 V rms N/A Aux contacts 1,250 V rms N/A 1,000 V rms N/A All other points 1,250 V rms N/A 1,000 V rms N/A Dielectric strength (altitude): 1 minute. 28 V dc 115 V ac Coil to case 500 V rms N/A Aux contacts 500 V rms N/A All other points 500 V rms N/A Environmental characterist
12、ics: Temperature range: -55C to + 71C. Maximum altitude rating: 50,000 feet. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS24185M 5 Shock g-level: 25 gs. Duration: 6-9 ms. Maximum duration contact opening: 2 ms. Vibration - sinusoidal: See table
13、IV. Vibration - random: N/A. High shock: N/A. Acceleration: 10 gs. Qualification by similarity: See MIL-PRF-6106. Part or Identifying Number (PIN): MS24185- (plus applicable dash number from table I). TABLE I. PIN and general characteristics. Part number MS24185- Type Coil type Terminal type Mountin
14、g or mating socket Maximum weight in pounds D1 1/ 3/ II dc Stud Bracket - bottom 2.6 D2 2/ 3/ II dc Stud Bracket - side 2.6 1/ For Government logistics support, MS24185-D1 shall be used in lieu of AN3380-2. 2/ For Government logistics support, MS24185-D2 shall be used in lieu of AN3380-1. 3/ For sim
15、ilar relays with transient suppressed coils see MIL-PRF-6106/56. TABLE II. Rated contact load (amperes per pole) case grounded. 28 V dc 115 V ac, 1 phase 115/200 V ac, 3 phase 1/ Main Aux Main Aux Main Aux Type of load Life operating cycles x 103NO NC NO NC 400 Hz 60 Hz 400 Hz 60 Hz 400 Hz 60 Hz 400
16、 Hz 60 Hz See appro-priate notes Resitve 50 40 Inducti 1 1 Mor 5040Lamp Transfer load 2/ Mechanical life reduced current 100 100 Mixed loads 50 40 1/ Absence of value indicates parameter is not applicable to this specification sheet. 2/ Transfer load indicates relay is suitable for transfer between
17、unsynchronized ac power supplies at the rating indicated. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS24185M 6 TABLE III. Operating characteristics. Coil data Time - milliseconds maximum Rated Max Max pick-up voltage Bounce 3/ Main Aux PIN MS 2
18、4185- Coil Volts 1/ Freq Hz Res +15% -10 Volts Amp Nor- mal 2/ High temptest Cont cur-rent test Hold vol-tage 2/ Drop out vol-tage 2/ Oper-ate 3/ Rel-ease 4/ NO NC NO NC D1 X1,X2 28 dc 66 29 .60 18 21 22.5 7.0 1.5 40 15 5.0 - - - D2 X1,X2 28 dc 66 29 .60 18 21 22.5 7.0 1.5 40 15 5.0 - - - 1/ CAUTION
19、: Use of any coil voltage less than rated coil voltage will compromise the operation of the relay. 2/ Over the temperature range. 3/ With rated coil voltage. 4/ From rated coil voltage. TABLE IV. Vibration levels (sinusoidal). 5-10 Hz 10-55 Hz 55-250 Hz 250-500 Hz 500-1,500 Hz .08 DA .06 DA 2 gs 2 gs N/A Custodians: Preparing activity:NAVY - AS DLA - CC Air Force - 11 DLA - CC (Project 5945-1206-13) Review activities: Navy - EC Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
