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29478 — CIRCUIT BREAKER

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

29478: CIRCUIT BREAKER.

The CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include material: PLASTIC CASE, reset_method: MANUAL, overall_width: 5.800 INCHES NOMINAL IN, overall_height: 0.437 INCHES NOMINAL IN, overall_length: 12.270 INCHES NOMINAL IN, trip_release_method: THERMAL ALL LOCATIONS. This part is cataloged in the U.S.

Government catalog under NSN 5925-00-175-5237, 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→ 29478
NSN: 5925-00-175-5237
NIINs: 001755237, 010405309
FSC: 5925 — Circuit Breakers
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialPLASTIC CASE
reset_methodMANUAL
overall_width5.800 INCHES NOMINAL IN
pole_quantity2
overall_height0.437 INCHES NOMINAL IN
overall_length12.270 INCHES NOMINAL IN
trip_release_methodTHERMAL ALL LOCATIONS
circuit_protection_typeOVERCURRENT ALL LOCATIONS
terminal_type_and_quantity4 THREADED STUD
trip_release_characteristicTIME DELAY ALL LOCATIONS
trip_release_ambient_temp_rating25.0 CELSIUS NOMINAL ALL LOCATIONS DEGC
unthreaded_mounting_hole_diameter0.188 INCHES NOMINAL IN
NSN5925-00-175-5237
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CIRCUIT BREAKER TITLE COMPONENT PN 29478 MFR CIRCUIT BREAKER
KEY FEATURES
•
RESET METHOD: MANUAL
•
INTERNAL TRIP RELEASE CONFIGURATION: SERIES TRIP ALL LOCATIONS
•
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS: 240.0 AC AND 240.0 DC ALL LOCATIONS
•
MOUNTING FACILITY TYPE AND QUANTITY: 4 UNTHREADED HOLE(S)
•
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT: 122.0 ALL LOCATIONS
•
CIRCUIT PROTECTION TYPE: OVERCURRENT ALL LOCATIONS
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.188 INCHES NOMINAL IN
•
POLE QUANTITY: 2
TECHNICAL CHARACTERISTICS
RESET METHODMANUAL
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP ALL LOCATIONS
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS240.0 AC AND 240.0 DC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE(S)
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT122.0 ALL LOCATIONS
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
UNTHREADED MOUNTING HOLE DIAMETER0.188 INCHES NOMINAL IN
POLE QUANTITY2
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE50.0 AMPERES AC AND 50.0 AMPERES DC ALL LOCATIONS
TRIP RELEASE CHARACTERISTICTIME DELAY ALL LOCATIONS
SUBSTITUTES & CROSS-REFERENCES 1
P7767053P10Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 29478?
29478 is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).
What parts can replace 29478?
There is 1 known substitute for 29478: P7767053P10. Substitute compatibility should be verified for your specific system.
What is the NSN for 29478?
29478 is cataloged in the U.S. Government catalog under NSN 5925-00-175-5237. This indicates validated use in U.S. government and defense supply chains.
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