1、AMSC N/A FSC 5950 INCH-POUND MIL-PRF-27/318C 22 April 2011 SUPERSEDING MIL-PRF-27/318B 19 January1989 PERFORMANCE SPECIFICATION SHEET TRANSFORMERS, POWER, 80 VOLT-AMPERES, 60 HERTZ This specification is approved for use by all Depart- ments and Agencies of the Department of Defense. The complete req
2、uirements 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. 5 432 1 2.00 .0162.63 .0312.25 .016 3.13 .031 .875 DIA.543212.00 .016 2.63 .0312.25 .0163.13 .0311.063 DIA. .164-32 UNC-2
3、B(4 PLACES)8 FULL THDS MIN.678.375 .0314.13DASH NUMBERS 03 THRU 30 DASH NUMBERS 01 AND 02 4.13.470 .031NOTE: TERMINALS6, 7, AND 8 NOT CONNECTED Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/318C 2 Inches mm Inches mm .005 0.13 .375 9.52
4、.016 0.41 .470 11.94 .031 0.79 .875 22.22 .062 1.57 1.063 27.00 .070 1.78 2.00 50.8 .080 2.03 2.25 57.2 .094 2.39 2.63 66.8 .164 4.17 3.13 79.5 .188 4.78 4.13 104.9 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Marking shall be on the sides of t
5、he 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. 6. The mounting surface can be painted. FIGURE 1. Dimensions and configurations. .080 .005.094 .005.188 .005.070 .005 .062 .005DASH NUMBERS 03 THRU 30C
6、IRCUIT DIAGRAM DASH NUMBERS 01 AND 021 2 5 4 3 SECONDARY PRIMARY Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/318C 3 REQUIREMENTS: (When numbers in parentheses, i.e., (1-2) are used, they indicate the winding and the extreme terminals o
7、f the winding.) Electrical ratings: Primary voltage (1-2): 115 volts ac, 50 to 60 hertz. Primary dc resistance: 3.7 ohms 25 percent. Secondary voltage (3-5): See table I. Volt-ampere rating: 80 volt-amperes. Working voltage (1-2): 535 volts peak. Design and construction: Dimensions and configuration
8、: See figure 1. Duty cycle. Continuous. Case: Metal enclosed. Material: Steel. Terminals: Solderable terminals. Dash numbers Terminal type Height (inches) Diameter (inches) 01 and 02 Hook 0.473 .031 0.080 .005 03 through 30 Hook 0.375 .031 0.062 .005 Weight: 5.0 pounds, maximum. Operating temperatur
9、e range. -55 to +130C. Altitude: 10,000 feet. Terminal strength: Method 211, MIL-STD-202, 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
10、in secondary, the voltage across (3-5) shall be as specified in table I. Regulation: 100)()()(xloadratedVoltageloadratedVoltageloadnoVoltage 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
11、temperature of 95C, full load terminals (3-5). Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/318C 4 Marking location: See figure 1. Part or Identification Number (PIN): M27/318-(dash number from table I). TABLE I. Electrical ratings. Das
12、h number M27/318- Secondary (3-5) Voltage (volts) 3 percent Current 1/ (amperes) DC resistance (ohms) 25 percent 01 5.0 16.00 0.01102 6.3 12.70 0.016 03 8.0 10.00 0.03704 10.0 8.00 0.050 05 12.6 6.35 0.07006 14.0 5.72 0.100 07 16.0 5.00 0.12008 18.0 4.44 0.160 09 20.0 4.00 0.19010 22.0 3.64 0.25 11
13、25.0 3.20 0.3012 28.0 2.86 0.40 13 31.0 2.58 0.4514 35.0 2.28 0.50 15 39.0 2.05 0.7016 43.0 1.85 0.94 17 48.0 1.63 1.0018 55.0 1.46 1.50 19 63.0 1.27 1.7020 70.0 1.14 2.40 21 80.0 1.00 2.7022 90.0 0.890 3.80 23 100 0.800 4.2024 110 0.726 5.70 25 123 0.650 6.5026 138 0.580 9.50 27 157 0.510 10.528 17
14、5 0.457 14.8 29 200 0.400 17.030 220 0.364 23.0 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, and M27/322-24 shall be sufficient to grant qualification approval to MIL-PRF-27/312
15、through MIL-PRF-27/322, inclusive, all parts. Qualification testing and approval to M27/318-30 shall be sufficient to grant qualification approval M27/318-01 through M27/318-30. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/318C 5 Change
16、s 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
17、 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. In addition to MIL-PRF-27, this document references the following: MIL-STD-202 MIL-PRF-27/312 MIL-PRF-27/
18、313 MIL-PRF-27/314 MIL-PRF-27/315 MIL-PRF-27/316 MIL-PRF-27/317 MIL-PRF-27/319 MIL-PRF-27/320 MIL-PRF-27/321 MIL-PRF-27/322 Custodians: Preparing activity: Army - CR DLA - CC Navy - EC Air Force - 85 (Project 5950-2009-054) DLA - CC Review activities: Army AR, CR4 Navy - AS, MC, OS, SH Air Force - 9
19、9 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-,-,-
