#521A402 Motor Circuit Protector | Circuit Breakers

521A402

Circuit Breaker

NSN 5925-00-226-1036

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
UOM:
NIIN:
002261036

Product Technical Spec.

Body Style:
Single pole type
Bushing Length:
0.305 inches
Body Length:
1.750 inches
Body Width:
0.625 inches
Case Material:
Metal
Center To Center Distance Between Terminals Parallel To Length:
0.687 inches
Fragility Factor:
Moderately rugged
Mounting Surface To Terminal End Distance:
1.500 inches
Pole Quantity:
1
Arc Quenching Method:
Magnetic blowout
Mounting Facility Type And Quantity:
1 threaded bushing
Storage Type:
Unimproved open
Thready Qty Per Inch (tpi):
32
Maximum Continuous Load Current Rating Per Pole:
4.0 amperes ac single location
Operating Voltage Type And Rating Per Pole In Volts:
120.0 ac single location
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
500.0 ac single location
Circuit Protection Type:
Overcurrent single location
Trip Release Method:
Magnetic single location
Trip Release Characteristic:
Time delay single location
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent:
125.0 single location
Reset Method:
Manual
Main Contact Tripping Mechanism Type:
Trip free
Manual Actuator Type And Quantity:
1 toggle
Actuator Function:
Trip-reset
Actuator Position Designation:
At pole one
Internal Trip Release Configuration:
Series trip single location
Thread Size:
0.375 inches
Trip Delay Time In Seconds Per Rated Continuous Current:
0.060 at 200 pct single location and 0.400 at 200 pct single location
Inclosure Protection Type For Which Designed:
Hermetically sealed
Frequency In Hertz:
400.0 single location
Unpackaged Unit Weight:
2.100 ounces
Thread Series Designator:
Unef
Terminal Type And Quantity:
2 wire hook
NSN:
5925-00-226-1036
Item Name:
Motor Circuit Protector
Cage Code:
81541

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 Breakers
------------ P/N 521A402

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Last Updated: 02/02/2025