1、AMSC N/A FSC 5945 INCH-POUND MS24149F 12 September 2011 SUPERSEDING MS24149E 15 April 2003 DETAIL SPECIFICATION SHEET RELAYS, ELECTROMAGNETIC, 2 PDT, 10 AMPERES, TYPE I, HERMETICALLY SEALED INACTIVE FOR NEW DESIGN AFTER 5 JUNE 1987. NO SUPERSEDING SPECIFICATION. This specification is approved for us
2、e 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 reproduction or networking perm
3、itted without license from IHS-,-,-MS24149F 2 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Unless otherwise specified, tolerance is .010 (0.25 mm). 4. Part number MS24149-D1 replaces part numbers AN3311-1 and AN3311-2. 5. Interchangeability rel
4、ationship - MS24149 parts can universally replace the cancelled AN3311 parts but cannot always replace the superseding MS24149 parts. 6. Mounting holes A to be used only when replacing AN3311. 7. The use of diodes on ac relays is optional. Actual application must be shown on label. 8. Ac coils are i
5、nactive for new design. 9. In the event of a conflict between the text of this specification and the references cited herein, the text of this specification shall take precedence. 10. Copies of referenced documents are available online at https:/assist.daps.dla.mil/quicksearch or from the Standardiz
6、ation Document Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094. 11. 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. FIGURE 1. Dimensions and configura
7、tions - Continued. TABLE I. Dash numbers and characteristics. Dash number MS24149- Type Coil Terminal type Mounting or mating socket Auxiliary contacts Max weight in pounds D1 I dc Screw Bracket N/A 0.44A1 1/ I ac Screw Bracket N/A 0.44 1/ Dash number -A1 is inactive for new design and shall be used
8、 for support of existing equipment designs only. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS24149F 3 TABLE II. Operating characteristics. PIN MS 24149- Coil data Time - (milliseconds maximum) Coil Nominal Max Max pick-up voltage Drop out vol-t
9、age 2/ Hold volt- age 2/ Oper-ate 3/ Rel-ease 4/ Contact bounce Volts 1/ Freq Hz Res +15% -10 Volts Amp Nor- mal 2/ High temptest Cont cur-rent test Main Aux NO NC NO NC D1 dc 28 N/A 160 29 0.25 18 19.5 22.5 1.5 7.0 20 20 2 2 - - A1 ac 115 400 N/A 120 0.06 90 95 103 5 30 20 50 2 2 - - 1/ CAUTION: Us
10、e of any coil voltage less than rated coil voltage will compromise the operation of the relay. 2/ Over the temperature range. 3/ With nominal coil voltage. 4/ From nominal coil voltage. TABLE III. Rated contact load (amperes per pole) (case grounded). Type of load Life operating cycles x 10328 V dc
11、115 V ac, 1 phase 115/200 V ac, 3 phase 1/ See appropriate notes Main Aux Main Aux Main Aux NO NC NO NC 400 Hz 60 Hz 400 Hz 60 Hz 400 Hz 60 Hz 400 Hz 60 Hz Resistive 50 10 10 10 Inductive 10 10 10 10 Inductive Motor 50 6 6 6 Lamp 50 2 2 2 Transfer load 2/ Mechanical life reduced current 200 2.5 2.5
12、Mixed loads 50 0.100 0.100 1/ Absence of value indicates relay is not rated for 3-phase application. 2/ Transfer load indicates relay is suitable for transfer between unsynchronized ac power supplies at rating indicated. Environmental characteristics: Temperature range -70C to +125C. Max altitude ra
13、ting 80,000 ft. Shock G-level 25 G. Duration 11 ms. Max duration contact opening 10 s. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS24149F 4 Vibration sinusoidal, G-level 10 G. Frequency range 10 - 1,500 Hz. Acceleration 15 G. Electrical charact
14、eristics: Minimum insulation resistance, initial 100 megohms. After life or environmental tests 50 megohms. Dielectric strength (sea level). Initial After life tests Coil to case 1,250 V rms 1,050 Aux contacts - - All other points 1,500 V rms 1,250 Dielectric strength (altitude): 1 minute. Initial A
15、fter life tests Coil to case 500 V rms 500 V rms Aux contacts 500 V rms - All other points 500 V rms 700 V rms Max contact drop initial: 0.150 volt. After life test: 0.175 volt. Overload current (NO): 40 amperes dc, 40 amperes ac. Rupture current 50 amperes dc, 50 amperes ac. Duty rating: Continuous
16、. RFI specification: MIL-STD-461. (Applicable to coil circuits of ac operated relays). Conformance inspection: Performance of groups B and C tests may be suspended at the discretion of the qualifying activity. Qualification by similarity: See MIL-PRF-6106. Referenced documents. In addition to MIL-PR
17、F-6106, this document references the following: MIL-STD-461 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS24149F 5 Changes from previous issue. The margins of this specification are marked with vertical lines to indicate where changes from the pr
18、evious issue 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 notatio
19、ns and relationship to the last previous issue. Custodians: Preparing activity: Navy - AS DLA - CC Air Force - 85 DLA - CC (Project 5945-2011-048) 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 https:/assist.daps.dla.mil/. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
