#7400521 Magnetic Circuit Protector | Circuit Breakers

7400521

Circuit Breaker

NSN 5925-00-994-3398

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
009943398

Product Technical Spec.

Body Style:
Multipole-multiple actuator type
Bushing Length:
0.250 inches
Body Length:
2.063 inches
Body Width:
1.300 inches
Case Material:
Plastic
Center To Center Distance Between Terminals Parallel To Length:
1.376 inches
Center To Center Distance Between Terminals Parallel To Width:
0.750 inches
Mounting Surface To Terminal End Distance:
1.875 inches
Pole Quantity:
3
Mounting Facility Type And Quantity:
1 threaded bushing
Thready Qty Per Inch (tpi):
32
Maximum Continuous Load Current Rating Per Pole:
5.0 amperes ac all locations
Operating Voltage Type And Rating Per Pole In Volts:
208.0 ac all locations
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
1000.0 ac all locations
Circuit Protection Type:
Overcurrent all locations
Trip Release Method:
Thermal all locations
Trip Release Characteristic:
Time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent:
138.0 all locations
Reset Method:
Manual
Main Contact Tripping Mechanism Type:
Trip free
Manual Actuator Type And Quantity:
1 push-pull
Actuator Function:
Trip-reset
Actuator Position Designation:
At pole two
Internal Trip Release Configuration:
Series trip all locations
Thread Size:
0.469 inches
Trip Delay Time In Seconds Per Rated Continuous Current:
0.830 at 200 pct all locations and 1.500 at 200 pct all locations
Inclosure Protection Type For Which Designed:
Explosion proof
Trip Release Ambient Tempurature Rating:
25.0 degrees celsius all locations
Frequency In Hertz:
60.0 all locations
Thread Series Designator:
Unf
Terminal Type And Quantity:
6 threaded stud
NSN:
5925-00-994-3398
Item Name:
Magnetic Circuit Protector
Cage Code:
98897

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
1526-007-5
Cage Code:
76374
RNCC:
3
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
1526-007-5
Cage Code:
81640
RNCC:
3
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Circuit Breakers
--------- Circuit Breakers
------------ P/N 7400521

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Last Updated: 06/02/2025