MIL-PRF-27/18E
Regulation: Voltage (no load) Voltage (rated load)
X 100
Voltage (rated load)
Shall not exceed 21 percent.
Polarity - Additive, with terminals 2 and 3 connected.
Electrostatic shielding: The voltage ratio shall be a minimum of 5 to 1 at 20 kHz.
Temperature rise: 40C with 115 volts rms, 60 Hz across (1-2) at an ambient temperature of 90C, full load terminals
(3-5).
Marking location: See figure 1.
Part or Identifying Number (PIN): M27/18-01.
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 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. In addition to MIL-PRF-27, this document references the following:
MIL-STD-202
Custodians:
Preparing activity:
Army - CR
DLA - CC
Navy - EC
Air force 85
(Project: 5950-2009-032)
DLA CC
Review activities:
Army AR, CR4
Navy AS, MC, OS, SH
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 this information above using the
ASSIST Online database at https://assist.daps.dla.mil.
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