1、 AMSC N/A 1 of 5 FSC 5945 DISTRIBUTION STATEMENT A. Approved for public release, distribution is unlimited. INCH-POUND MS24166J 15 April 2003 SUPERSEDING MS24166H 18 March 1996 DETAIL SPECIFICATION SHEET RELAYS, ELECTROMAGNETIC, 50 AMPERES, 1 PST, (N.O.) TYPE II, NONHERMETICALLY SEALED This specific
2、ation 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. Configurations and dimensions. Provided by IHSNot for ResaleNo reprodu
3、ction or networking permitted without license from IHS-,-,-MS24166J 2 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Unless otherwise specified, tolerance is .031 (0.79 mm). 4. An additional flat washer may be used for terminal seat. 5. Terminal
4、temperature rise under continuous current conditions is 95C. Intermediate current shall be conducted at 71C. 6. In the event of a conflict between the text of this specification and the references cited herein, this specification shall take precedence. 7. Referenced Government documents of the issue
5、 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 relay is optional within the envelope dimensions shown. 9. Cadmium or cadmium compounds are prohibi
6、ted 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. Configurations and dimensions - Continued. Inches mm Inches mm .010 0.25 .938 23.83 .062 1.57 1.000 25.
7、40 .093 2.36 1.312 33.32 .125 3.18 1.875 47.63 .133 3.38 1.930 49.02 .219 5.56 2.125 53.98 .250 6.35 2.188 55.58 .266 6.76 2.250 57.15 .375 9.53 2.625 66.68 .438 11.13 2.750 69.85 .500 12.70 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS24166J 3
8、REQUIREMENTS: Configurations and dimensions: See figure 1. Dash numbers and general characteristics: See table I. Contact data: Rated contact Load: See table II. Maximum contact drop, initial: 0.150 V. After life test: 0.175 V. Overload current (NO): 400 amperes. Rupture current (NO): 500 amperes. O
9、perating characteristics (see table III): Duty rating: Continuous. 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
10、-5 seconds: Initial After life tests28 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: 250 V rms N/A 1,000 V rms N/A Altitude, 1 minute. Initial 28 V dc 115 V ac Coil to case: 500 V rms N/A Aux. contacts: 5
11、00 V rms N/A All other points: 500 V rms N/A Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS24166J 4 Environmental characteristics: Temperature range: -55C to +71C. Maximum altitude rating: 50,000 feet. Shock, g-level: 25 gs. Duration: 6-9 ms. Max
12、imum duration contact opening: 2 ms. Vibration levels, sinusoidal: See table IV. Vibration, random: N/A. High shock: N/A. Acceleration: 10 gs. Qualification by similarity: See table V. Part or Identifying Number (PIN): MS24166- (plus applicable dash number from table I). TABLE I. Dash numbers and ge
13、neral characteristics. PIN MS24166- Type Coil Terminal type Mounting or mating socket Maximum weight (pounds) D1 1/ II dc Stud Bracket - bottom 0.6 D2 2/ II dc Stud Bracket - side 0.6 1/ For Government logistics support, MS24166-D1 shall be used in lieu of AN3350-2. 2/ For Government logistics suppo
14、rt, MS24166-D2 shall be used in lieu of AN3350-1. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS24166J 5 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
15、Type of load Life operating cycles x 103NO NC NO NC 400 Hz 60 Hz 400 Hz 60 Hz 400 Hz 60 Hz 400 Hz 60 Hz Resistive 50 50 Inductive 10 50 Motor 50 50 Lamp 50 25 Transfer load 2/ Mechanical life (reduced current) 100 12.5 Mixed loads 50 5 1/ Absence of value indicates that relay is not rated for 3 phas
16、e applications. 2/ Transfer load indicates that 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 MS24166- Coil Volts 1/ Freq
17、. (Hz) Res +10% -15% Volts Am- pere Norm- al 2/ High temp test Cont Cur- rent test Hold voltage 2/ Drop- out volt- age 2/ Operate 3/ Release 4/ NO NC NO NC D1 X1,X2 28 dc 94 29 .35 18 21 22.5 7.0 1.5 20 10 5.0 D2 X1,X2 28 dc 94 29 .35 18 21 22.5 7.0 1.5 20 10 5.0 1/ CAUTION: Use of any coil voltage
18、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 500-1500 Hz 0.08 .06 DA 2 gs 2 gs N/A Custodians: Preparing activity: Navy - AS DLA - CC Air Force - 11 DLA - CC (Project 5945-1206-07) Review activity: Air Force - 99 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
