1、AMSC N/A FSC 5950 INCH-POUND MIL-PRF-27/46C 29 September 2009 SUPERSEDING MIL-PRF-27/46B 7 February 1984 PERFORMANCE SPECIFICATION SHEET TRANSFORMERS, POWER, 25 VOLT AMPERES, 400 HZ This specification is approved for use by all Depart- ments and Agencies of the Department of Defense. The requirement
2、s for acquiring the transformer described herein shall consist of this specification sheet and MIL-PRF-27. NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Tolerance on terminal position dimensions is .005 (0.13 mm). 4. Marking shall be on the side
3、 of the case. 5. A white dot shall be marked on the side opposite the terminals, over terminal 1, in addition to the terminal marking shown. 6. Secondary electrical values shall be marked as specified in table I, as applicable. FIGURE 1. Dimensions and configurations Inches mm .002 0.05 .02 0.5 .03
4、0.8 .032 0.81 .13 3.3 .164 4.17 .25 6.4 .900 22.86 1.00 25.4 1.10 27.9 1.20 30.5 1.40 35.6 115 V 400 HZ CIRCUIT DIAGRAM AND MARKING1 2 345MAX W.V. , “X“V“MAX ALT 70 .000(SEE TABLE I FOR VALUE OF “X“).032 DIA .002 TYP .25.131.20MAX.032 DIA .002 TYP.25.131.20MAX.03.02CONFIGURATION A CONFIGURATION B1.4
5、0 MAX. 1.40MAX.1.40 MAX.1.40MAX.12 34561 2 3 4 56 .164-32 UNC-2BX .25 DEPTH MIN.164-32 UNC-2BX .25 DEPTH MIN.“X“ VOLTAGE CT“X“ mA OR A1.100.9001.100.9001.100 .900 1.100.900Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/46C 2 REQUIREMENTS:
6、 (When numbers in parentheses, such as (1-2) are used, they indicate the winding and the extreme terminals of the winding.) Electrical ratings: See table I. Primary voltage (1-2): 115 volts 10 percent, 400 Hz 5 percent. Design and construction: Dimensions and configuration: See figure 1. Weight: 4.4
7、 ounces, maximum. Duty cycle: Continuous. Case: Plastic encapsulated. Material: Plastic. Altitude: 70,000 feet, maximum. Operating temperature range: -55C to +130C. Terminals: Printed circuit pins tinned brass. Terminal strength: MIL-STD-202, method 211, test condition A, 2 pounds. Dielectric withst
8、anding voltage: At sea level: 2.8 times the maximum working voltage specified in table I. At reduced barometric pressure: 1.25 times the maximum working voltage specified in table I. Electrical characteristics: No load: With 115 volts rms, 400 Hz across (1-2): Current in (1-2) shall not exceed 25 mA
9、 rms. Rated load: With 115 volts, 400 Hz across (1-2) and a restrictive load with current as specified in table I in (3-5), the voltage across (3-5) shall be as specified in table I. Efficiency: 88 percent minimum at rated load. Electrostatic shielding: The voltage ratio shall be a minimum of 5 to 1
10、 at 20 kHz. Polarity: Additive with terminals 2 and 3 connected. Regulation: Voltage (no Load) - Voltage (rated load) x 100 Voltage (rated load) shall not exceed 7 percent. Phase shift: 1.0 electrical degree between primary and secondary voltage at rated load, maximum. Temperature rise: 45C, maximum
11、. Vibration: MIL-STD-202, method 204, test condition D. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/46C 3 Marking location: See figure 1. VERIFICATION Extent of qualification Qualification testing and approval to M27/37-44 A or B, M27/
12、42-44 A or B, and M27/46-44 A or B shall be sufficient to grant qualification approval to MIL-PRF-27/37 through MIL-PRF-27/47 inclusive, all parts. Qualification testing and approval to M27/46-44 shall be sufficient to grant qualification approval to M27/46-01 through M27/46-44. Part or Identifying
13、Number (PIN), example: M 27/46-01 A or B MIL specification Specification Dash Configuration A Configuration B item sheet no. no. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/46C 4 TABLE I. Electrical ratings. Dash No. Type designation S
14、econdary voltage (3-5) (V rms) 3% Secondary current (3-5) (amps rms) Working voltage (V rms) (MAX) 01 A or B 02 A or B 03 A or B 04 A or B 05 A or B 06 A or B 07 A or B 08 A or B 09 A or B 10 A or B 11 A or B 12 A or B 13 A or B 14 A or B 15 A or B 16 A or B 17 A or B 18 A or B 19 A or B 20 A or B 2
15、1 A or B 22 A or B 23 A or B 24 A or B 25 A or B 26 A or B 27 A or B 28 A or B 29 A or B 30 A or B 31 A or B 32 A or B 33 A or B 34 A or B 35 A or B 36 A or B 37 A or B 38 A or B 39 A or B 40 A or B 41 A or B 42 A or B 43 A or B 44 A or B 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 8
16、11 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 6 6.3 7 7.5 8 9 10 11 12 12.6 13 15 16 18 20 22 24 26 28 30 33 36 39 43 47 51 56 62 68 75 82 91 100 110 115 120 130 150 180 200 220 240 270 300 4.167 3.968 3.571 3.333 3.125 2.778 2.500
17、 2.273 2.083 1.984 1.923 1.667 1.563 1.389 1.250 1.136 1.042 0.962 0.893 0.833 0.758 0.694 0.641 0.581 0.532 0.490 0.446 0.403 0.367 0.333 0.305 0.275 0.250 0.227 0.218 0.208 0.192 0.166 0.139 0.125 0.113 0.104 0.093 0.083 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 3
18、25 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 440 440 440 580 580 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/46C 5 Changes from previous issue. The margins of this specification are marked with vertica
19、l lines to indicate where changes from the previous 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
20、 content irrespective of the marginal notations and relationship to the last previous issue. Referenced documents. In addition to MIL-PRF-27, this document references the following: MIL-PRF-27/37 MIL-PRF-27/38 MIL-PRF-27/39 MIL-PRF-27/40 MIL-PRF-27/41 MIL-PRF-27/42 MIL-PRF-27/43 MIL-PRF-27/44 MIL-PR
21、F-27/45 MIL-PRF-27/47 MIL-STD-202 Custodians: Preparing activity: Army - CR DLA - CC Navy - EC Air Force - 85 (Project 5950-2009-024) DLA - CC Review activities: Army - CR4, MI Navy - AS, MC, OS Air Force - 19, 99 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 http:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
