1、 AMSC N/A 1 of 6 FSC 5945 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. INCH-POUND MS24179N 15 April 2003 SUPERSEDING MS24179M 13 October 1994 DETAIL SPECIFICATION SHEET RELAYS, ELECTROMAGNETIC, 400 AMPERES, 1 PST (N. O.), TYPE III, NON-HERMETICALLY SEALED The req
2、uirements 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 reproduction or networking permitted without license from IHS-,-,-MS24179N 2 Inches mm Inches mm Inches
3、 mm Inches mm .010 0.25 .375 9.53 1.219 30.96 3.635 92.33 .062 1.57 .500 12.70 1.273 32.33 3.920 99.57 .125 2.36 .505 12.83 2.000 50.80 4.312 109.52 .146 3.71 .812 20.62 2.406 61.11 4.500 114.30 .157 3.99 .936 23.77 2.438 61.92 5.500 139.70 .220 5.59 1.000 25.40 3.000 76.20 .266 6.76 1.125 28.58 3.3
4、56 85.24 FIGURE 1. Dimensions and configurations - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS24179N 3 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Unless otherwise specified,
5、tolerance is .062 (1.57 mm). 4. Additional flat washer may be used for terminal seat. 5. Terminal temperature rise under continuous current conditions shall be 95C. Mixed loads shall be conducted at 71C. 6. In the event of a conflict between the text of this document and the references cited herein,
6、 the text of this document 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 in the solicitation form a part of this document to the extent specified herein. 8. Shape of re
7、lay 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 date of this revision. 10. Spring washer on drawing is a spring lock washer. FIGURE 1. Dimens
8、ions and configurations - Continued. REQUIREMENTS: Dimensions and configurations: See figure 1. Dash number and general characteristics: See table I. Contact data: Load ratings: See table II. Maximum contact drop, initial: 0.175 V. After life test: 0.200 V. Overload current (N.O.): 3,200 amperes. Ru
9、pture current (N.O.): 4,000 amperes. Coil data: See table III. Duty rating: Intermittent. Electrical data: Minimum insulation resistance: Initial: 100 megohms. After life or environmental test: 50 megohms. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-
10、,-,-MS24179N 4 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 case 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 Altitude, 1 minute: 28 V dc 115 V ac Coil t
11、o case 500 N/A Aux contacts 500 N/A All other points 500 N/A Environmental characteristics: Temperature range: -55C to +71C. Maximum altitude rating: 50,000 feet. Shock, g-level: 25 gs. Duration: 6-9 ms. Maximum duration contact opening: 2 ms. Vibration, sinusoidal: See table IV. Vibration, random:
12、N/A. Acceleration: 10 gs. Part or Identifying Number (PIN): MS24179- (plus applicable dash number from table I). TABLE I. Dash numbers and general characteristics. Dash number MS24179- Type Coil Terminal type Mounting or mating socket Max weight (pounds) D1 D2 III III dc dc Stud Stud Bracket - botto
13、m Bracket - side 2.6 2.6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS24179N 5 TABLE II. Rated contact load (amperes per pole) case grounded. 1/ 28 V dc 115 V ac, 1 phase 115/200 V ac, 3 phase Main Aux Main Aux Main Aux Type of load Life operati
14、ng cycles x 103NO NC NO NC 400 Hz 60 Hz 400 Hz 60 Hz 400 Hz 60 Hz 400 Hz 60 Hz See appropriate notes Resistive 50 400 Inductive 10 100 Motor 50 400 Lamp Transfer load 2/ Mechanical life reduced current 100 100 Mixed loads 1/ Absence of value indicates parameter is not applicable to this specificatio
15、n. 2/ Transfer load indicates relay is suitable for transfer between unsynchronized ac power supplies at the rating indicated. TABLE III. Operating characteristics. Coil data Time (milliseconds - maximum) Rated Max Max pick-up voltage Bounce Main Aux PIN MS24179- Coil Volts 1/ Freq Hz Res +15% -10%
16、Volts Amperes Normal 2/ High temp test Cont current test Hold volt- age 2/ Drop out voltage 2/ Operate 3/ Release 4/ NO NC NO NC D1 D2 X1,X2 X1,X2 28 28 dc dc 9.6 9.6 29 29 3.4 3.4 7.5 7.5 8.75 8.75 9.4 9.4 3.0 3.0 0.5 0.5 20 20 15 15 5 5 1/ CAUTION: Use of any coil voltage less than rated coil volt
17、age 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 .08 .06 DA 2 gs 2 gs Qualification by similarity: See table V. Supersession data: See
18、table VI. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS24179N 6 TABLE VI. Supersession data. Canceled PIN Superseding PIN AN3381-1 AN3381-2 MS24179-D2 MS24179-D1 Custodians: Preparing activity: Navy - AS DLA - CC Air Force - 11 DLA - CC (Project 5945-1206-15) Review activities: Navy - EC Air Force - 99 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
