MIL-PRF-27/187D
Paper: Aramid, +220°C.
Tape:
Backings: Polyamide film, glass cloth, aramid paper, +220°C.
Adhesive: Silicone, +180°C.
Bobbin: Aramid, +220°C.
Housing: Diallyl phthalate, +180°C.
Terminal strength: MIL-STD-202, method 211, test condition A, 5 pounds.
Vibration, high frequency: MIL-STD-202, method 204, test condition D.
Salt spray (corrosion): MIL-STD-202, method 101, test condition B.
Dielectric withstanding voltage:
At sea level: 500 volts rms.
At barometric pressure: 300 volts rms.
Electrical characteristics:
No load: With 115 volts rms, 400 hertz across (COM-HV).
Current in (COM-HV): 150 milliamperes maximum.
Power in (COM-HV): 2.9 watts maximum.
Voltage across (BLK-WHT): 13.7 volts rms ±2 percent.
Rated load: With 115 volts rms, 400 hertz across (COM-HV).
Voltage across (BLK-WHT): 12.5 -0, +0.4 volts rms at an ambient temperature of +70°C.
Voltage across (BLK-WHT): 12.5 -0, +0.7 volts rms at an ambient temperature of +25°C.
Temperature rise: +100°C with 115 volts rms, 400 hertz across (COM-HV) at an ambient
temperature of +70°C.
Voltage regulation: 10 percent maximum.
VERIFICATION:
Qualification inspection: Not applicable.
Quality conformance inspection: Groups A and B tests of MIL-PRF-27 shall be applicable.
Marking location: See figure 1.
Part or Identifying Number (PIN): M27/187-01.
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