MIL-PRF-39022/8E
REQUIREMENTS:
Case material: Nonmagnetic (end seal may be of magnetic material).
Capacitance value: See table I.
Capacitance tolerance: See table I.
Rated voltage: See table I.
Dielectric material:
Normally paper polycarbonate-terephthalate (on 200-, 400-, and 600-volt units).
Normally polyethylene-terephthalate (on 50-volt units).
Operating temperature range:
-55°C to +125°C (on 200-, 400-, and 600-volt units).
-55°C to +85°C (on 50-volt units).
Failure rate level: M (1.0 percent), P (0.1 percent), R (0.01 percent), and S (0.001 percent).
Thermal shock: Method 107 of MIL-STD-202, condition A , except step 3 shall be +125°C +4°C, -0°C.
Radiographic inspection (X-ray): Method 209 of MIL-STD-202.
Seal: Method 112 of MIL-STD-202, condition A (200-, 400-, and 600-volt units) or condition B (50-volt units); or
(for liquid-filled units only) 1 hour at applicable high-test temperature with no evidence of leakage.
Dielectric withstanding voltage (DWV): Method 301 of MIL-STD-202.
Terminal to terminal: 200 percent of rated voltage.
Terminals to case (when case is not a terminal): 200 percent of rated voltage.
For 100 percent inspection:
250 percent for not less than 5 seconds, or
200 percent for not less than 15 seconds.
Insulation resistance (IR): Method 302 of MIL-STD-202.
Terminal to terminal: See table II.
Terminals to case (when case is not a terminal): 10,000 megohms, minimum.
Capacitance: Method 305 of MIL-STD-202.
Dissipation factor (DF):
At 25°C: 1 percent.
At high test temperature: 2.0 percent.
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