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Technical Data Sheet

L9-4/1/ D — CIRCUIT BREAKER

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

L9-4/1/ D: CIRCUIT BREAKER.

The CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include body_style: SINGLE POLE TYPE, body_width: 17.6 MILLIMETERS NOMINAL MM, trip_release_method: THERMAL-MAGNETIC ALL LOCATIONS, trip_release_ambient_temp_rating: 40.0 CELSIUS NOMINAL ALL LOCATIONS DEGC, internal_trip_release_configuration: SHUNT TRIP ALL LOCATIONS, mounting_facility_type_and_quantity: 1 DIN RAIL. This part is cataloged in the U.S.

Government catalog under NSN 5925-01-686-1408, 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→ L9-4/1/ D
NSN: 5925-01-686-1408
FSC: 5925 — Circuit Breakers
CAGE: 2X175 — SPRECHER AND SCHUH INC S AND S CONTROL DIV (USA)
SPECIFICATIONS
body_styleSINGLE POLE TYPE
body_width17.6 MILLIMETERS NOMINAL MM
pole_quantity1
trip_release_methodTHERMAL-MAGNETIC ALL LOCATIONS
trip_release_ambient_temp_rating40.0 CELSIUS NOMINAL ALL LOCATIONS DEGC
internal_trip_release_configurationSHUNT TRIP ALL LOCATIONS
mounting_facility_type_and_quantity1 DIN RAIL
main_contact_tripping_mechanism_typeTRIP FREE
part_name_assigned_by_controlling_agencyL9 MINIATURE CIRCUIT BREAKER
maximum_interrupting_capacity_current_type_and_rating_per_pole_in_amps4.0 AC ALL LOCATIONS
NSN5925-01-686-1408
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CIRCUIT BREAKER TITLE COMPONENT PN L9-4/1/ D MFR CIRCUIT BREAKER
KEY FEATURES
•
INTERNAL TRIP RELEASE CONFIGURATION: SHUNT TRIP ALL LOCATIONS
•
MOUNTING FACILITY TYPE AND QUANTITY: 1 DIN RAIL
•
BODY STYLE: SINGLE POLE TYPE
•
BODY WIDTH: 17.6 MILLIMETERS NOMINAL MM
•
POLE QUANTITY: 1
•
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS: 4.0 AC ALL LOCATIONS
•
TRIP RELEASE AMBIENT TEMP RATING: 40.0 CELSIUS NOMINAL ALL LOCATIONS DEGC
TECHNICAL CHARACTERISTICS
INTERNAL TRIP RELEASE CONFIGURATIONSHUNT TRIP ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY1 DIN RAIL
BODY STYLESINGLE POLE TYPE
BODY WIDTH17.6 MILLIMETERS NOMINAL MM
POLE QUANTITY1
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS4.0 AC ALL LOCATIONS
PART NAME ASSIGNED BY CONTROLLING AGENCYL9 MINIATURE CIRCUIT BREAKER
TRIP RELEASE AMBIENT TEMP RATING40.0 CELSIUS NOMINAL ALL LOCATIONS DEGC
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
TRIP RELEASE METHODTHERMAL-MAGNETIC 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is L9-4/1/ D?
L9-4/1/ D is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).
What is the NSN for L9-4/1/ D?
L9-4/1/ D is cataloged in the U.S. Government catalog under NSN 5925-01-686-1408. This indicates validated use in U.S. government and defense supply chains.
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