DLA MIL-PRF-27 364 A-2010 TRANSFORMERS POWER 107 VOLTAMPERES 3-PHASE.pdf

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1、AMSC N/A FSC 5950 MIL-PRF-27/364A 21 June 2010 SUPERSEDING MIL-PRF-27/364 4 December 1986 PERFORMANCE SPECIFICATION SHEET TRANSFORMERS, POWER, 107 VOLTAMPERES, 3-PHASE This specification is approved for use by all Departments and agencies of the Department of Defense. The requirements for acquiring

2、the product described herein shall consist of this specification sheet and the latest issue of MIL-PRF-27. NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Marking shall be on the sides of the case. Terminal identification shall be as shown on the

3、figure. 4. Electrical values shall be marked as specified in table I. 5. For series output connect terminals 4 and 5 together. For parallel output connect pins 3 to 4 and 5 to 6. FIGURE 1. Dimensions and configuration. INCH-POUND INCHES MM .010 .02 .090 .1380 .20 .28 .40 .43 .45 .65 .85 1.59 2.30 2.

4、50 2.74 2.94 0.25 0.5 2.29 3.505 5.1 7.1 10.2 10.9 11.4 16.5 21.6 40.4 58.4 63.5 69.6 74.7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/364A 2 REQUIREMENTS: (When numbers in parentheses, i.e., (1-2) are used, they indicate the winding a

5、nd the extreme terminals of the winding.) Electrical ratings: Primary voltage at 400 20 Hz. Wye connected: (1-4): 115 V ac. (2-4): 115 V ac. (3-4): 115 V ac. Secondary voltage: See table I. Secondary current: See table I. Working voltage (peak): 535 volts peak maximum. Design and construction: Dimen

6、sions and configuration: See figure 1. Duty cycle: Continuous. Case: Epoxy fiberglass. Terminals: Solderable turret type. Height: 0.28 .040 inch (7.11 1.02 mm). Diameter: .090 .010 inch (2.29 0.25 mm). Weight: 1.6 pounds, maximum. Operating temperature range: -55C to +130C. Altitude: 70,000 feet, ma

7、ximum. Terminal strength: MIL-STD-202, method 211, test condition A, 5 pounds. Dielectric withstanding voltage: At atmospheric pressure (each winding): 1,500 V rms. At barometric pressure (each winding): 670 V rms. Electrical characteristics: See table II. Rated load: With rated voltage across the p

8、rimary at 400 Hz, the secondary voltages and currents shall be as specified in table I. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/364A 3 Regulation: Shall not exceed 10 percent when computed as follows: Voltage (no load) - Voltage (r

9、ated load) x 100 Voltage (rated load) TABLE I. Electrical ratings. Dash no. Delta secondary (L-L) Wye secondary (L-C) Terminals 8, 10, 12 to center tap (14) Terminals 9, 11, 13 to center tap (14) Voltage (V rms) Load current (A rms) DC resistance (ohms) Voltage (V rms) Load current (A rms) DC resist

10、ance (ohms) Voltage (V rms) Load current (A rms) DC resistance (ohms) 01 22 2.0 1.0 .38 25% 19 1.0 .578 .50 25% 19 1.0 .144 .83 25% DC resistance: Primary: (1-4): 3.25 ohms 25 percent. (2-4): 3.25 ohms 25 percent. (3-4): 3.25 ohms 25 percent. Secondary: See table I. Temperature rise: With rated volt

11、age across the primary at 400 Hz, secondary voltages and currents as specified in Table I, and a maximum ambient temperature of +80C, the temperature rise shall not exceed +50C. Shock (specified pulse): MIL-STD-202, method 213. Marking location: See figure 1. Part or Identifying Number (PIN): M27/36

12、4-01. 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 only and the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidders and

13、 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. Referenced documents. MIL-PRF-27 MIL-STD-202 Provided by IHSNot for ResaleNo reproduction or networking permitted w

14、ithout license from IHS-,-,-MIL-PRF-27/364A 4 Custodians: Preparing activity: Army - CR DLA - CC Navy - EC Air Force - 85 (Project 5950-2009-059) 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 https:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-