1、AMSC N/A FSC 5945 INCH-POUND MS27245R 27 March 2012 SUPERSEDING MS27245P 27 November 2003 DETAIL SPECIFICATION SHEET RELAYS, ELECTROMAGNETIC, 10 AMPERES, 2 PDT TYPE I, HERMETICALLY SEALED INACTIVE FOR NEW DESIGN AFTER 5 JUNE 1987. NO SUPERSEDING SPECIFICATION. FOR NEW DESIGN, USE MIL-PRF-83536/9,10,
2、 11. This specification 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 configuration.Provided by IHSNot for
3、ResaleNo reproduction or networking permitted without license from IHS-,-,-MS27245R 2 FIGURE 1. Dimensions and configurations - Continued Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS27245R 3 Inches mm Inches mm Inches mm Inches mm .005 0.13 .15
4、6 3.96 .38 9.7 1.020 25.91 .015 0.38 .25 6.4 .5 13. 1.356 34.44.048 1.22 .257 6.53 .515 13.08 1.485 37.69 .067 1.70 .300 7.62 .625 15.88 1.650 41.91 .138 3.51 .31 7.9 1.000 25.40 1.750 44.45 .144 3.66 .375 9.52 1.015 25.78 24.0 610.NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given
5、for general information only. 3. Unless otherwise specified, tolerance is .010 (0.25 mm). FIGURE 1. Dimensions and configurations - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS27245R 4 REQUIREMENTS: Dimensions, and configurations: Se
6、e figure 1. ENVIRONMENTAL CHARACTERISTICS: Temperature range: -70C and +125C. Maximum altitude rating: 80,000 feet. Shock g-level: 50 gs. Duration: 11 ms. Max duration contact opening: 10 s. Vibration - sinusoidal: G-level: 20 gs. Frequency range: 10 - 2,000 Hz. Acceleration: 15 gs. ELECTRICAL CHARA
7、CTERISTICS (SEE TABLES I, II, III, AND IV). Insulation resistance, initial: 100 megohms. After life or environmental tests: 50 megohms. Dielectric strength (sea level): Initial After life tests Coil to case 1,000 V rms 1,000 V rms Aux contacts N/A N/A All other points 1,250 V rms 1,000 V rms Dielect
8、ric strength (altitude): 80,000 feet. Initial After life tests Coil to case N/A 350 V rms Aux contacts N/A All other points N/A 350 V rms Dash numbers and general characteristics: See table I. Maximum contact drop initial: 0.150 volt (dash numbers 1 and 3), 0.375 volt (dash numbers 2, 4, 5, and 6).
9、After life test: 0.175 volt (dash numbers 1 and 3), 0.375 volt (dash numbers 2, 4, 5, and 6). Overload current: 20 amperes, 28 V dc. Rupture current: 40 amperes, 115 V ac, 400 Hz. Duty rating: Continuous. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,
10、-,-MS27245R 5 CONFORMANCE INSPECTION: Performance of groups B and C tests are not applicable. Group A acceptance reports shall be submitted to the qualifying activity on a yearly basis in order to retain qualification for this military specification sheet. Qualification by similarity: See MIL-PRF-61
11、06. TABLE I. Dash numbers and characteristics. PIN number MS27245- Type Coil Terminal type Mounting socket Auxiliary contacts Max weight in pounds 1 I dc Plug-in Flange N/A 0.08 2 I dc Plug-in Stud N/A 0.23 1/ 3 I dc Plug-in Flange N/A 0.08 4 I dc Printed wire (PW) Stud N/A 0.23 5 I dc Solder hook S
12、tud N/A 0.23 6 I dc Solder hook Stud N/A 0.23 1/ All tests specified in each subgroup of the Group A inspection table of MILPRF6106 are applicable to 3. TABLE II. Operating characteristics. PIN MS 27245- Coil data Time - (milliseconds maximum) Coil Nominal Max Max pick-up voltage Hold vol- tage 2/ D
13、rop out volt- age 2/ Oper-ate 3/ Rel-ease 4/ Contact Bounce Volts 1/ Freq Hz Res 10% Volts Amp Nor- mal 2/ High temptest Cont cur-rent test Main Aux NO NC NO NC MS27245-1 X1,X2 28 dc 300 29 .12 18 18 19.8 7.0 1.0 10 10 2 5 - - MS27245-2 X1,X2 28 dc 300 29 .12 18 18 19.8 7.0 1.0 10 10 2 5 - - MS27245
14、-3 X1,X2 28 dc 300 29 .12 18 18 19.8 7.0 1.0 10 10 2 5 - - MS27245-4 X1,X2 28 dc 300 29 .12 18 18 19.8 7.0 1.0 10 10 2 5 4 4 MS27245-5 X1,X2 28 dc 300 29 .12 18 18 19.8 7.0 1.0 10 10 2 5 - - MS27245-6 X1,X2 28 dc 300 29 .12 18 18 19.8 7.0 1.0 10 10 2 5 - - 1/ Caution: Use of any coil voltage less th
15、an nominal coil voltage will compromise the operation of the relay. 2/ Over the temperature range. 3/ With rated coil voltage. 4/ From rated coil voltage. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS27245R 6 TABLE III. Rated contact load (amper
16、es per pole) (case grounded) (-1 and -3). Type of load Life operating cycles x 10328 V dc 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 100 10 10 10 10 Inductive 100 4 4 4 4 Induct
17、ive Motor 100 3 3 3 3 Lamp 100 2 2 2 2 Transfer load 2/ Mechanical life reduced current 400 2.5 2.5 Mixed loads 50 3/ 1/ 115/200 V ac for 60 Hz ratings, absence of value indicates relay is not rated for 3-phase applications. 2/ Transfer load indicates relay is suitable for transfer between unsynchro
18、nized ac power supplies at rating indicated. 3/ Minimum current ratings 0.1 ampere resistive, 0.3 ampere inductive, and 0.5 ampere resistive are applicable in accordance with acquisition specifications except monitored to a 3 ohm contact resistance. TABLE IV. Rated contact load (amperes per pole) (c
19、ase grounded) (-2, -4, -5, and -6). Type of load Life operating cycles x 10328 V dc 115 V ac, 1 phase 115/200 V ac, 3 phase 1/ (Not applicable to -2 and -6) 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 10 Induc
20、tive 50 6 6 6 4 Inductive Motor 50 4 4 4 4 Lamp 50 2 2 2 2 Transfer load 2/ Mechanical life reduced current 400 2.5 2.5 Mixed loads 50 3/ 1/ 115/200 V ac for 60 Hz ratings, absence of value indicates relay is not rated for 3-phase applications. 2/ Transfer load indicates relay is suitable for transf
21、er between unsynchronized ac power supplies at rating indicated. 3/ Minimum current ratings 0.1 ampere resistive, 0.3 ampere inductive, and 0.5 ampere resistive are applicable in accordance with acquisition specifications except monitored to a 3 ohm contact resistance. Provided by IHSNot for ResaleN
22、o reproduction or networking permitted without license from IHS-,-,-MS27245R 7 Referenced documents. In addition to MIL-PRF-6106, this document references the following: MIL-PRF-23586 SAE-AS22759/5 SAE-AS22759/11 ASTM-D5948 Custodians: Preparing activity:NAVY - EC DLA - CC Air Force - 85 DLA - CC (P
23、roject 5945-2012-008) Review activities: Navy - AS 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-,-,-
