MIL-DTL-17361G(SH)
APPENDIX A
TABLE A-II. Attachment information for AQB-A250/LF250 circuit breakers and electronic counterparts - Continued.
Auxiliary
switch
Undervoltage
Motor operator
Shunt trip ratings
Combinations
configurations
release ratings
ratings and
Type of circuit
and number of
of attachments
and number of
and number of
number of
leads exiting
and other
breaker
leads exiting
leads exiting
leads or type of
circuit breaker
information
circuit
circuit breaker
connector
breaker
4 different types
Cutler-Hammer
2 different types
1a and 1b (3
2 different types
See A.3.3.5
AQB-A250
(both dual-rated
leads)
(2 leads for each
(4 leads for each
(thermal
and both have 2
type):
type):
2a and 2b (6
magnetic)
leads):
leads)
450VAC, 60 Hz
450VAC/115V
450VAC, 60 Hz/
AC, 60 Hz with
115VAC, 60 Hz
120VDC
externally
250VDC
mounted step-
115VAC, 60Hz/
33VDC
down
28VDC
transformer
115VAC, 60 Hz
1a and 1b (3
115VAC, 60 Hz
5 different types (2
Cutler-Hammer
N/A
See A.3.3.5
leads)
(2 leads)
leads for each
AQB-A253
type):
(electronic)
2a and 2b (6
leads)
450VAC, 60 Hz
115VAC, 60 Hz
250VDC
120VDC
28VDC
4 different types
1a and 1b (3
Cutler-Hammer
2 different types
N/A
See A.3.3.5
leads)
(2 leads for each
AQB-LF250
(both dual-rated
(thermal
and both have 2
type):
2a and 2b (6
magnetic)
leads):
leads)
450VAC, 60 Hz
450VAC, 60 Hz/
115VAC, 60 Hz
120VDC
250VDC
115VAC, 60 Hz/
33VDC
28VDC
1a and 1b (3
115VAC, 60 Hz
5 different types (2
Cutler-Hammer
N/A
See A.3.3.5
leads)
leads for each
(2 leads)
AQB-L253
type):
(electronic)
2a and 2b (6
450VAC, 60 Hz
leads)
115VAC, 60 Hz
250VDC
120VDC
28VDC
66
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