DLA MIL-PRF-27 341 E-2010 TRANSFORMERS POWER 24 VOLTAMPERES 400 HZ.pdf

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1、AMSC N/A FSC 5950 INCH-POUND MIL-PRF-27/341E 3 December 2010 SUPERSEDING MIL-PRF-27/341D 22 January 1992 PERFORMANCE SPECIFICATION SHEET TRANSFORMERS, POWER, 24 VOLTAMPERES, 400 HZ This specification is approved for use by all Departments and agencies of the Department of Defense. The requirements f

2、or acquiring the product 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. Marking shall be on the top and sides of the case. 4. Dimensional tolerance shall be .031 unless ot

3、herwise specified. 5. Dimensions G and H to be measured at top of transformer. FIGURE 1. Dimensions and configurations. Ltr Dimensions Inches mm G H J K L M 1.47 .015 1.28 .015 1.40 .015 1.03 .015 1.22 .015 .250 .031 37.3 0.38 32.5 0.38 35.6 0.38 26.2 0.38 31.3 0.38 6.35 0.79 Inches mm .005 0.13 .01

4、0 0.25 .031 0.79 .062 1.57 .116 2.95 .125 3.18 .169 4.29 .187 4.75 .250 6.35 .375 9.53 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/341E 2 REQUIREMENTS: (When numbers in parentheses, i.e., (1-2) are used, they indicate the winding and t

5、he extreme terminals of the winding.) Electrical ratings: Primary voltage (1-2): 115 volts rms, 400 20 hertz. Secondary voltage and current (3-5): See table I. Volt-ampere: 24 voltamperes. Working voltage (1-2): 535 volts peak. Design and construction: Dimensions and configuration: See figure 1. Dut

6、y cycle. Continuous. Case: Encapsulated. Material: Diallyl phthalate. Terminals: Turret type. Height: .169 inch. Weight: .32 pound, maximum. Operating temperature range. -55 to +130C. Altitude: 70,000 feet. Terminal strength: MIL-STD-202, method 211, test condition A, 2 pounds. Dielectric withstandi

7、ng voltage (each winding): At sea level: 1500 volts rms. At reduced barometric pressure: 1.25 times the peak working voltage specified. Electrical characteristics: Rated load: With 115 volts rms and 400 Hz in (1-2), and rated current in secondary, the voltage across (3-5) shall be as specified in ta

8、ble I. DC resistance: (1-2): 12 ohms 25 percent. (3-5): See table I. Temperature rise: 45C with 115 volts rms, 400 hertz across (1-2) at an ambient temperature of 85C, full load terminals (3-5). Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF

9、-27/341E 3 Regulation: 100)()()(xloadratedVoltageloadratedVoltageloadnoVoltage Shall not exceed 10 percent. Polarity: Additive with terminals 2 and 3 connected. Marking location: See figure 1. Part or Identifying Number (PIN): M27/341-(dash number from table I). TABLE I. Electrical ratings. Dash num

10、ber M27/341- Secondary voltage (3-5) (V rms) 5% (CT) Secondary current (3-5) (amperes) Secondary DCR (3-5) (ohms) 25% 01 5.0 4.8 .037 02 6.3 3.8 .05703 8.0 3.0 .091 04 10.0 2.4 .14005 12.6 1.9 .175 06 14.0 1.7 .26 07 16.0 1.5 .38 08 18.0 1.33 .44 09 20.0 1.2 .48 10 22.0 1.09 .63 11 25.0 0.96 .73 12

11、28.0 0.855 1.07 13 31.0 0.772 1.5 14 35.0 0.685 1.7 15 39.0 0.615 2.4 16 43.0 0.556 2.6 17 48.0 0.500 3.6 18 55.0 0.435 3.83 19 63.0 0.380 6.0 20 70.0 0.342 6.8 21 80.0 0.300 9.6 22 90.0 0.267 13.8 23 100.0 0.240 14.424 110.0 0.218 19.5 25 123.0 0.195 21.926 138.0 0.174 30.3 27 157.0 0.152 36.128 17

12、5.0 0.136 49.5 29 200.0 0.120 57.030 220.0 0.109 79.0 31 26.0 0.923 0.7132 115.0 0.209 20.40 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/341E 4 VERIFICATION: Extent of qualification: Qualification testing and approval to M27/338-28 and

13、 M27/343-32 shall be sufficient to grant qualification approval to MIL-PRF-27/338 through MIL-PRF-27/343 inclusive, all parts. Qualification testing and approval to M27/341-32 shall be sufficient to grant qualification approval to M27/341-01 through M27/341-32. Changes from previous issue. The margi

14、ns of this specification are marked with vertical 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 r

15、equirements of this document based on the entire 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-STD-202 MIL-PRF-27/338 MIL-PRF-27/339 MIL-PRF-27/340 MIL-PRF-27/34

16、2 MIL-PRF-27/343 Custodians: Preparing activity: Army - CR DLA - CC Navy - EC Air force 85 DLA - CC Review activities: (Project 5950-2009-044) Army AR, CR4 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 https:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-