1、AMSC N/A FSC 5950 INCH-POUND MIL-PRF-27/320C 28 April 2008 SUPERSEDING MIL-PRF-27/320B 19 January 1989 PERFORMANCE SPECIFICATION SHEET TRANSFORMERS, POWER, 160 VOLTAMPERES, 60 HZ This specification is approved for use by all Depart- ments and Agencies of the Department of Defense. The complete requi
2、rements for procuring the transformer described herein shall consist of this document and the latest issue of specification MIL-PRF-27. FIGURE 1. Dimensions and configuration. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/320C 2 INCHES m
3、m INCHES mm .005 .016 .031 .062 .070 .080 .094 .188 .190 0.13 0.41 0.79 1.57 1.78 2.03 2.39 4.78 4.83 0.375 0.470 0.875 1.063 2.44 2.75 3.13 3.75 4.88 9.52 11.94 22.22 27.00 62.0 69.8 79.5 95.2 123.9 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3.
4、 Marking shall be on the sides of the case. 4. Unless otherwise specified, tolerance is .063 (1.60 mm). 5. Electrical values shall be marked as specified in table I. FIGURE 1. Dimensions and configurations Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without licens
5、e from IHS-,-,-MIL-PRF-27/320C 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: 1.6 ohms 25 percent. Secondary volta
6、ge (3-5): See table I. Volt-ampere rating: 160 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 Terminal type Height (
7、inches) Diameter (inches) 01 through 04 05 through 29 hook hook 0.470 .031 0.375 .031 0.080 .005 0.062 .005 30 through 33 34 through 56 hook hook 0.470 .031 0.375 .031 0.080 .005 0.062 .005 Weight: 8.2 pounds, maximum. Operating temperature range: -55C to +130C. Altitude: 10,000 feet. Terminal stren
8、gth: MIL-STD-202, method 211, test condition A, 2.0 pounds. Dielectric 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
9、 in table I. Regulation: Voltage (no load) - Voltage (rated load) x 100 Voltage (rated load) Shall not exceed 10 percent. Polarity: Additive with terminals 2 and 3 connected. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/320C 4 Temperatu
10、re rise: +35C with 115 volts ac, 60 hertz across (1-2) at an ambient temperature of +95C, full load terminals (3-5). Marking location: See figure 1. Part or identifying number (PIN): M27/320-(dash number from table I). TABLE I. Electrical ratings. Secondary (3-5) Dash number Voltage (volts) 3 percen
11、t Current 1/ (amperes) DC resistance (ohms) 25 percent Circuit diagram 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 8.0 10.0 12.6 14.0 16.0 18.0 20.0 22.0 25.0 28.0 31.0 35.0 39.0 43.0 48.0 55.0 63.0 70.0 80.0 90.0 100 110 123 138 157 175 200 220 20.00 16.00 12
12、.70 11.40 10.00 8.89 8.00 7.27 6.40 5.72 5.17 4.57 4.10 3.70 3.33 2.91 2.52 2.280 2.000 1.780 1.600 1.450 1.300 1.150 1.020 0.914 0.800 0.728 .014 .018 .038 .042 .046 .060 .070 .092 0.110 0.150 0.166 0.240 0.270 0.382 0.405 0.600 0.640 0.93 1.06 1.49 1.69 2.30 2.57 3.60 4.10 5.82 6.70 8.95 A A A A A
13、 A A A A A A A A A A A A A A A A A A A A A A A See footnote at end of table. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/320C 5 TABLE I. Electrical ratings Continued. Secondary (3-5) Dash number Voltage (volts) 3 percent Current 1/ (am
14、peres) DC resistance (ohms) 25 percent Circuit diagram 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 40.0 8.0 10.0 12.6 14.0 16.0 18.0 20.0 22.0 25.0 28.0 31.0 35.0 39.0 43.0 48.0 55.0 63.0 70.0 80.0 90.0 100 110 123 138 157 175 200 220 4.10 20.00 16.00 12.70
15、 11.40 10.00 8.89 8.00 7.27 6.40 5.72 5.17 4.57 4.10 3.70 3.33 2.91 2.52 2.280 2.000 1.780 1.600 1.450 1.300 1.150 1.020 0.914 0.800 0.728 0.277 .014 .018 .038 .042 .046 .060 .070 .092 0.110 0.150 0.166 0.240 0.270 0.382 0.405 0.600 0.640 0.93 1.06 1.49 1.69 2.30 2.57 3.60 4.10 5.82 6.70 8.95 B B B
16、B B B B B B B B B B B B B B B B B B B B B B B B B B 1/ For 50 Hz operation, reduce secondary current by 10 percent. VERIFICATION: Extent of qualification: Qualification testing and approval to M27/312-26 or M27/316-30 or M27/322-24 shall be sufficient to grant qualification approval to MIL-PRF-27/31
17、2 through MIL-PRF-27/322, inclusive, all parts. Qualification test and approval to M27/320-28 shall be sufficient to grant qualification approval M27/320-01 through M27/320-56. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/320C 6 Changes
18、 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 only and the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidders and contractors
19、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. Referenced documents. MIL-PRF-27 MIL-STD-202 Custodians: Preparing activity: Army - CR DLA - CC Navy - EC Air Force - 11 (Projec
20、t 5950-2008-059) 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-,-,-
