MIL-PRF-19500/297H
4.4.1 Group A inspection. Group A inspection shall be conducted in accordance with MIL-PRF-19500, and table I
herein.
4.4.2 Group B inspection. Group B inspection shall be conducted in accordance with the conditions specified for
subgroup testing in appendix E, table E-IVb (JANTX and JANTXV) of MIL-PRF-19500, and herein. Electrical
measurements (end-points) shall be in accordance with table I, subgroup 2 herein. Delta measurements shall be in
accordance with table III herein.
* 4.4.2.1 Group B inspection, appendix E, table E-VIb (JAN, JANTX and JANTXV) of MIL-PRF-19500.
Method
Condition
Subgroup
-55°C to +175°C, 25 cycles.
B2
1051
Condition A, TC = 150°C; VR = rated VR (AC peak) (see 1.3), If (surge) =
B2
4066
500 A; IO = 35 A dc; six 1/120 s surges. 1 minute minimum time
between surges. tp = 8.3 ms.
or
Test condition C; TA = TC = TJ = 175°C; VR = rated VR (AC peak) (see
1.3), IO = 0; IFSM(surge) = 500 A; six surges 1/120 s, tp = 8.3 ms, one
minute minimum time between surges.
B3
1037
0.25 rated IO < IO applied < rated IO (see 4.5.1) 2,000 cycles.
*
B3
1038
Condition A; 340 hrs. (Separate samples may be used.)
B5
Not required
4.4.3 Group C inspection. Group C inspection shall be conducted in accordance with the conditions specified for
subgroup testing in appendix E, table E-VII of MIL-PRF-19500, and herein. Electrical measurements (end-points)
shall be in accordance with table I, subgroup 2 herein. Delta measurements shall be in accordance with table III
herein.
4.4.3.1 Group C inspection, appendix E, table E-VII of MIL-PRF-19500.
Method
Condition
Subgroup
0°C to +100°C, 10 cycles.
C2
1056
C2
2036
Test condition A, weight = 15 pounds, t = 15 s.
C2
2036
Test condition D1, terminal torque = 3 pound-inches, t = 15 s.
C2
2036
Test condition D2, stud torque = 30 pound-inches, t = 15 s.
RθJC = 0.8°C/W maximum; IM = 50 - 250 mA; IH ≥ rated IO;
C5
3101
tH = 25s; tMD = 50 to 300 µs.
or
4081
C6
1037
0.25 rated IO < IO applied < rated IO (see 4.5.1) 6,000 cycles.
7
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business