#457D446G24 Circuit Breaker Tripping Unit | Circuit Breakers

457D446G24

Circuit Breaker Tripper

NSN 5925-01-193-6056

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
011936056

Product Technical Spec.

Body Style:
Rectangular dimensional envelope
Overall Length:
7.125 inches
Overall Height:
3.000 inches
Overall Width:
3.000 inches
Unthreaded Mounting Hole Diameter:
0.375 inches
End Application:
Trip unit used for type aqb-a250 circuit breakers onboard 270 wmec coast guard vessels
Pole Quantity:
3
Mounting Facility Type And Quantity:
2 unthreaded hole
Maximum Continuous Load Current Rating Per Pole:
225.0 amperes ac all locations
Operating Voltage Type And Rating Per Pole In Volts:
500.0 ac all locations
Circuit Protection Type:
Overcurrent all locations
Trip Release Method:
Thermal-magnetic all locations
Trip Release Characteristic:
Instantaneous all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent:
225.0 all locations
Trip Release Ambient Tempurature Rating:
50.0 degrees celsius all locations
Frequency In Hertz:
400.0 all locations
Terminal Type And Quantity:
6 screw
NSN:
5925-01-193-6056
Item Name:
Circuit Breaker Tripping Unit
Cage Code:
89946

Cross Referenced Parts

No other part numbers with same form, fit, and function found.

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Circuit Breakers
--------- Circuit Breaker Trippers
------------ P/N 457D446G24

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Last Updated: 03/11/2025