MIL-PRF-27/341E
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 rms, 400 ±20 hertz.
Secondary voltage and current (3-5): See table I.
Volt-ampere: 24 voltamperes.
Working voltage (1-2): 535 volts peak.
Design and construction:
Dimensions and configuration: See figure 1.
Duty cycle. Continuous.
Case: Encapsulated.
Material: Diallyl phthalate.
Terminals: Turret type.
Height: .169 inch.
Weight: .32 pound, maximum.
Operating temperature range. -55 to +130C.
Altitude: 70,000 feet.
Terminal strength: MIL-STD-202, method 211, test condition A, 2 pounds.
Dielectric withstanding voltage (each winding):
At sea level: 1500 volts rms.
At reduced barometric pressure: 1.25 times the peak working voltage specified.
Electrical characteristics:
Rated load: With 115 volts rms and 400 Hz in (1-2), and rated current in secondary, the voltage
across (3-5) shall be as specified in table I.
DC resistance:
(1-2): 12 ohms ±25 percent.
(3-5): See table I.
Temperature rise: 45C with 115 volts rms, 400 hertz across (1-2) at an ambient temperature of
85C, full load terminals (3-5).
2
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