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S457D446G20 — TRIPPER,CIRCUIT BREAKER

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

S457D446G20: TRIPPER,CIRCUIT BREAKER.

The TRIPPER,CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include body_style: RECTANGULAR DIMENSIONAL ENVELOPE, overall_width: 8.250 INCHES NOMINAL IN, overall_height: 4.500 INCHES NOMINAL IN, overall_length: 4.500 INCHES NOMINAL IN, features_provided: ADJUSTABLE TRIP RELEASE, frequency_in_hertz: 400.0 ALL LOCATIONS. This part is cataloged in the U.S.

Government catalog under NSN 5925-00-803-5488, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ S457D446G20
NSN: 5925-00-803-5488
FSC: 5925 — Circuit Breakers
CAGE: 11660 — WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
SPECIFICATIONS
body_styleRECTANGULAR DIMENSIONAL ENVELOPE
overall_width8.250 INCHES NOMINAL IN
pole_quantity3
overall_height4.500 INCHES NOMINAL IN
overall_length4.500 INCHES NOMINAL IN
features_providedADJUSTABLE TRIP RELEASE
frequency_in_hertz400.0 ALL LOCATIONS
trip_release_methodTHERMAL ALL LOCATIONS
circuit_protection_typeOVERCURRENT ALL LOCATIONS
end_item_identificationUSED IN CIRCUIT BREAKER NSN 5925-01-075-8931 ONBOARD 270 FT. WMEC COAST GUARD VESSELS FT
terminal_type_and_quantity6 SCREW
trip_release_characteristicTIME DELAY ALL LOCATIONS
NSN5925-00-803-5488
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRIPPER,CIRCUIT BREAKER TITLE COMPONENT PN S457D446G20 MFR TRIPPER,CIRCUIT BREAKE
KEY FEATURES
•
INTERNAL TRIP RELEASE CONFIGURATION: SERIES TRIP ALL LOCATIONS
•
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS: 500.0 AC ALL LOCATIONS
•
MOUNTING FACILITY TYPE AND QUANTITY: 3 UNTHREADED HOLE(S)
•
ULTIMATE TRIP TIME PER POLE IN SECONDS: 3600.000 NOMINAL ALL LOCATIONS
•
FREQUENCY IN HERTZ: 400.0 ALL LOCATIONS
•
BODY STYLE: RECTANGULAR DIMENSIONAL ENVELOPE
•
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT: 150.0 ALL LOCATIONS
TECHNICAL CHARACTERISTICS
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP ALL LOCATIONS
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS500.0 AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY3 UNTHREADED HOLE(S)
OVERALL HEIGHT4.500 INCHES NOMINAL IN
ULTIMATE TRIP TIME PER POLE IN SECONDS3600.000 NOMINAL ALL LOCATIONS
FREQUENCY IN HERTZ400.0 ALL LOCATIONS
BODY STYLERECTANGULAR DIMENSIONAL ENVELOPE
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT150.0 ALL LOCATIONS
ADJUSTABLE TRIP SETTING CURRENT RANGE PER POLE IN AMPS+625.0 TO 1300.0 AC ALL LOCATIONS
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
OTHER ITEMS IN FSC 5925 — Circuit Breakers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5925-00-001-1277 5925-00-001-2809 5925-00-001-3838 5925-00-001-5748 5925-00-001-5926 5925-00-001-5938 5925-00-001-5942 5925-00-001-5977
SUBSTITUTES & CROSS-REFERENCES 2
457D446G20Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
4570446G20Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is S457D446G20?
S457D446G20 is a TRIPPER,CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).
What parts can replace S457D446G20?
There are 2 known substitutes for S457D446G20: 457D446G20, 4570446G20. Substitute compatibility should be verified for your specific system.
What is the NSN for S457D446G20?
S457D446G20 is cataloged in the U.S. Government catalog under NSN 5925-00-803-5488. This indicates validated use in U.S. government and defense supply chains.
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