#S452D821G27 Circuit Breaker Tripping Unit | Circuit Breakers

S452D821G27

Circuit Breaker Tripper

NSN 5925-00-655-1173

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
006551173

Product Features

Weapon system essential

Technical Specifications of NSN

Body Style:
Rectangular dimensional envelope
Overall Length:
7.500 inches
Overall Height:
3.781 inches
Overall Width:
3.938 inches
Unthreaded Mounting Hole Diameter:
0.250 inches
Pole Quantity:
3
Mounting Facility Type And Quantity:
4 unthreaded hole
Storage Type:
General purpose warehouse
Features Provided:
Adjustable trip release
Maximum Continuous Load Current Rating Per Pole:
250.0 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 and time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent:
140.0 all locations
Manual Actuator Type And Quantity:
1 toggle
Actuator Function:
Trip-reset
Actuator Position Designation:
At pole two
Adjustable Trip Setting Current Range Per Pole In Amps:
+650.0/+1300.0 ac all locations
Trip Delay Time In Seconds Per Rated Continuous Current:
3600.000 at 225 pct all locations
Trip Release Ambient Tempurature Rating:
50.0 degrees celsius all locations
Criticality Code Justification:
Feat
Frequency In Hertz:
60.0 all locations
Unpackaged Unit Weight:
3.100 pounds
Terminal Type And Quantity:
6 compression
NSN:
5925-00-655-1173
Item Name:
Circuit Breaker Tripping Unit
Cage Code:
11660

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
452D821G27
Cage Code:
11660
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
452D821G27
Cage Code:
89946
RNCC:
3
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
452D821G27
Cage Code:
79500
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Circuit Breakers
--------- Circuit Breaker Trippers
------------ P/N S452D821G27

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Last Updated: 08/06/2025