MIL-C-55629/19D
REQUIREMENTS
Dimensions and configuration: See figure 1.
Current ratings: See table I.
Minimum resistance or impedance of voltage sensitive pole at +25°C: DC, 10 ohms; 60 Hz, 26 ohms;
400 Hz, 125 ohms.
Voltage ratings:
a. For current sensitive poles, see table II.
b. Pole one is a voltage sensitive pole. The trip voltage (nominal values) shall be designated with
a letter A, B, C, D, E, F, G, H, I, J, or K as shown on the following:
Voltage designators
Trip volts and frequency
DC
5V
A
"
12 V
B
"
C
24 V
"
D
50 V
60 Hz
E
10 V
"
F
24 V
"
G
120 V
"
H
240 V
400 Hz
I
24 V
"
J
120 V
"
240 V
K
Tripping time shall be 30 milliseconds, maximum.
Tripping-time delays: See table II.
Terminal and mounting hardware: See figure 1.
Auxiliary contact terminals: Contact capacity shall be 5 amperes to 250 volts 60/400 Hz resistive and
inductive, 1 ampere resistive and 0.25 ampere inductive at 50 V dc and 5 amperes resistive and 3
amperes inductive at 30 V dc.
Actuator strength: 40 pounds.
Actuator operating force: 16 pounds, maximum.
Shock:
a. MIL-STD-202, method 213, test condition I.
b. 60 G's for 21 ms.
Interrupting capacities: 5,000 amperes at 125 V dc and 240 V ac, 60 Hz and 400 Hz in accordance
with the applicable requirements of UL489. Interrupt test is not performed at 400 Hz.
High inrush. Applicable to time delay characteristics K, L, N, P, R, and S.
Vibration: Energized current shall be 80 percent of rated current and the frequency range shall be 10
to 55 Hz.
3
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