1、AMSC N/A FSC 5950 INCH-POUND MIL-PRF-27/39C 23 September 2009 SUPERSEDING MIL-PRF-27/39B 7 February 1984 PERFORMANCE SPECIFICATION SHEET TRANSFORMERS, POWER, 3 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 .138 3.51 .25 6.4 .59 15.0 .600 15.24 .75 19.1 .800 20.32 1.09 27.2 115 V400 HZCIRCUIT DIAGRAM AND MARKING12345MAX W.V. , “X“V“MAX ALT 70 .000(SEE TABLE I FOR VALUE OF .032 DIA .002 TYP.25.13.59MAX.032 DIA .002 TYP.25.13.59MAX.03.02CONFIGURATION CONFIGURATION 1.09 MAX.800.600.6
5、00.8001.09MAX1.09 MAX.800.600.600.80012 3456123456.138-32 UNC-2BX .25 DEPTH MIN.138-32 UNC-2BX .25 DEPTH MIN.1.09MAX“X“ VOLTAGE CT“X“ mA OR AProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/39C 2 REQUIREMENTS: (When numbers in parentheses,
6、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: 1.1 ounces, maximum. Duty cycle: C
7、ontinuous. 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 withstanding voltage: At sea level:
8、 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 3 mA rms. Rated load: With 115 vol
9、ts, 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: 75 percent minimum at rated load. Polarity: Additive with terminals 2 and 3 connected. Regulation: Voltage (no Load) - Voltage (rated l
10、oad) x 100 Voltage (rated load) shall not exceed 18 percent. Phase shift: 1.0 electrical degree between primary and secondary voltage at rated load, maximum. Temperature rise: 20C, maximum. Vibration: MIL-STD-202, method 204, test condition D. Marking location: See figure 1. Provided by IHSNot for R
11、esaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/39C 3 VERIFICATION Extent of qualification Qualification testing and approval to M27/37-44 A or B, M27/42-44 A or B, and M27/46-44 A or B shall be sufficient to grant qualification approval to MIL-PRF-27/37 through
12、MIL-PRF-27/47 inclusive, all parts. Qualification testing and approval to M27/39-44 shall be sufficient to grant qualification approval to M27/39-01 through M27/39-44. Part or Identification Number (PIN): M27/39-01 A or B. M 27/39-01 A or B MIL specification Specification Dash Configuration A Config
13、uration B item sheet no. no. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/39C 4 TABLE I. Electrical ratings. Dash No. Type designation Secondary voltage (3-5) (V rms) 3% Secondary current (3-5) (amps rms) Working voltage (V rms) (MAX) 0
14、1 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 21 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 3
15、1 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 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 5
16、28 529 530 531 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 0.500 0.476 0.429 0.400 0.375 0.333 0.300 0.273 0.250 0.238 0.231 0.200 0.188 0.167 0.150 0.136 0.125 0.115 0.107 0.100 0.091 0.083 0.077 0.0
17、70 0.064 0.059 0.054 0.048 0.044 0.040 0.037 0.033 0.030 0.027 0.026 0.025 0.023 0.020 0.017 0.015 0.014 0.013 0.011 0.010 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 325 440 440 440 580 580 P
18、rovided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/39C 5 Changes from previous issue. The margins of this specification are marked with vertical lines to indicate where changes from the previous issue were made. This was done as a convenience
19、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 notations and relationship to the last previous issue. Referen
20、ced 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-PRF-27/45 MIL-PRF-27/46 MIL-PRF-27/47 MIL-STD-202 Custodians: Preparing activity: Army - CR DLA - CC N
21、avy - EC Air Force - 85 (Project 5950-2009-021) 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-,-,-
