DLA MIL-PRF-27 322 E-2008 TRANSFORMERS POWER 300 VOLT-AMPERES 60 HERTZ《电源变压器300VA 60Hz》.pdf

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1、AMSC N/A FSC 5950 INCH-POUND MIL-PRF-27/322E 25 July 2008 SUPERSEDING MIL-PRF-27/322D 19 May 2003 PERFORMANCE SPECIFICATION SHEET TRANSFORMERS, POWER, 300 VOLT-AMPERES, 60 HERTZ This specification is approved for use by all Depart- ments and Agencies of the Department of Defense. The complete requir

2、ements for procuring the transformer described herein shall consist of this document and the latest issue of specification MIL-PRF-27. FIGURE 1. Dimensions and configurations. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/322E 2 Inches m

3、m Inches mm .005 0.13 .375 9.52 .016 0.41 .470 11.94 .031 0.79 .875 22.22 .062 1.57 1.063 27.00 .070 1.78 2.75 69.8 .080 2.03 3.50 88.9 .094 2.39 3.88 98.6 .188 4.78 4.69 119.1 .250 6.35 6.00 152.4 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. M

4、arking shall be on the sides of the case. 4. Unless otherwise specified, tolerance shall be .063 (1.60 mm). 5. Electrical values shall be marked as specified in table I, except DCR. FIGURE 1. Dimensions and configurations - Continued. Provided by IHSNot for ResaleNo reproduction or networking permit

5、ted without license from IHS-,-,-MIL-PRF-27/322E 3 REQUIREMENTS: (When numbers in parentheses, i.e., (1-2) are used, they indicate the winding and the extreme terminals of the winding.) Electrical ratings: Primary voltage (1-2): 115 volts ac, 50 to 60 hertz. Primary dc resistance: 0.5 ohms 25 percen

6、t. Secondary voltage (3-5): See table I. Volt-ampere rating: 300 volt-amperes. Working voltage (1-2): 535 volts peak. Design and construction: Dimensions and configuration: See figure 1. Duty cycle. Continuous. Case: Metal enclosed. Material: Steel. Terminals: Solderable terminals. Dash numbers Term

7、inal type Height (inches) Diameter (inches) 01 through 06 hook 0.470 .031 0.080 .005 07 through 24 hook 0.375 .031 0.062 .005 Weight: 17 pounds, maximum. Operating temperature range. -55C to +130C. Altitude: 10,000 feet. Terminal strength: MIL-STD-202, method 211, test condition A, 2.0 pounds. Diele

8、ctric withstanding voltage (each winding) (at sea level): 1,500 volts rms. Electrical characteristics: Rated load: With 115 volts ac and 60 Hz across (1-2), and rated current in secondary, the voltage across (3-5) shall be as specified in table I. Regulation: 100)()()(xloadratedVoltageloadratedVolta

9、geloadnoVoltage Shall not exceed 10 percent. Polarity: Additive with terminals 2 and 3 connected. Temperature rise: +35C with 115 volts ac, 60 hertz across (1-2) at an ambient temperature of 95C, full load terminals (3-5). Provided by IHSNot for ResaleNo reproduction or networking permitted without

10、license from IHS-,-,-MIL-PRF-27/322E 4 Marking location: See figure 1. Shock (specified pulse): Method 213, MIL-STD-202, test condition G. Part or Identification Number (PIN): M27/322-(dash number from table I). TABLE I. Electrical ratings. Secondary (3-5) Dash number Voltage (volts) 3 percent Curre

11、nt 1/ (amperes) DC resistance (ohms) 25 percent 01 16.0 18.70 0.016 02 18.0 16.70 0.020 03 20.0 15.00 0.023 04 22.0 13.60 0.031 05 25.0 12.00 0.042 06 28.0 10.70 0.046 07 31.0 9.67 0.054 08 35.0 8.59 0.072 09 39.0 7.69 0.080 10 43.0 6.95 0.108 11 48.0 6.26 0.165 12 55.0 5.46 0.175 13 63.0 4.76 0.187

12、 14 70.0 4.29 0.26 15 80.0 3.75 0.30 16 90.0 3.320 0.43 17 100 3.000 0.48 18 110 2.72 0.65 19 123 2.44 0.74 20 138 2.17 1.02 21 157 1.91 1.16 22 175 1.710 1.63 23 200 1.50 1.92 24 220 1.36 2.55 1/ For 50 Hz operation, reduce secondary current by 10 percent. Provided by IHSNot for ResaleNo reproducti

13、on or networking permitted without license from IHS-,-,-MIL-PRF-27/322E 5 VERIFICATION: Extent of qualification: Qualification testing and approval to M27/312-26, M27/316-30, and M27/322-24 shall be sufficient to grant qualification approval to MIL-PRF-27/312 through MIL-PRF-27/322, inclusive, all p

14、arts. Qualification testing and approval to M27/322-24 shall be sufficient to grant qualification approval M27/322-01 through M27/322-24. 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 wa

15、s 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 notations and relationship to the last

16、 previous issue. Referenced documents. MIL-PRF-27 MIL-STD-202 Custodians: Preparing activity: Army - CR DLA - CC Navy - EC Air Force - 85 (Project 5950-2008-045) DLA - CC Review activities: Army - CR4, MI Navy - AS, MC, OS, SH Air Force - 19, 99 NOTE: The activities listed above were interested in t

17、his 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-,-,-