MIL-PRF-55629/4G
Part or Identifying Number (PIN): M55629/4-(dash number from table I for circuit breakers with both poles of
identical current rating and time delay) or M55629/4- (four letter code from table I for circuit breakers with poles of
mixed current ratings or time delay), or both.
For pole identification, see figure 1
Pole 1
Pole 2
M55629/4
E
A
E
C
Two pole circuit breaker
with auxiliary contacts.
Current rating code, see table I. 1/ {
Voltage, frequency, and time delay {
curve code, see table I. 1/
______
1/ For mixed poles, poles 1 and 2, respectively shall be coded in ascending order of current rating code letter. If both
poles have identical current ratings, they shall be coded in ascending order of voltage, frequency, and time delay
code letter.
6
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