MIL-T-27/227A
REQUIREMENTS: (When numbers in parentheses, such as (1-3) are used, they indicate the winding and the extreme terminals of the winding.)
Electrical ratings: See table I.
Primary voltage (1-2): 115 volts rms, 400 hertz ±20. Primary current (1-2): 0.02 amperes.
Volt-ampere rating: 1.9 volt-amperes. Secondary voltage:
(3-4): 13.1 volts rms. (5-6): 11.7 volts rms.
Secondary current:
(3-4): 0.1 ampere.
(5-6): 0.050 ampere.
Working voltage: 115 volts rms. Design and construction:
Dimensions and configuration: See figure 1. Duty cycle: Continuous.
Case: Encapsulated.
Terminals: Solder terminal, Malco No 2309 or equivalent.
Terminal height: Not to exceed height of case surface. Altitude: 70,000 feet, maximum.
Weight: 0.8 ounces, maximum.
Terminal strength: MIL-STD-202, method 211, test condition A, 5.0 pounds. Dielectric withstanding voltage:
At sea level: 1,500 volts rms.
At reduced barometric pressure: 300 volts rms. Electrical characteristics:
No load: With 115 volts rms, 400 hertz across (1-2), the current in (1-2) shall not exceed 4 milliamperes and the power in (1-2) shall not exceed 4-7 watts.
Voltage across (3-4): 13.1 volts rms ±10 percent. Voltage across (5-6): 11.7 volts rms ±10 percent.
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