GJ3-Z77-1 — CIRCUIT BREAKER

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

GJ3-Z77-1: CIRCUIT BREAKER.

The CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include material: PLASTIC CASE, reset_method: MANUAL, frequency_in_hertz: 60.0 ALL LOCATIONS, trip_release_method: MAGNETIC ALL LOCATIONS, circuit_protection_type: OVERCURRENT ALL LOCATIONS, end_item_identification: AN/MPN-14K. This part is cataloged in the U.S.

Government catalog under NSN 5925-01-358-8432, 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→ GJ3-Z77-1

NSN: 5925-01-358-8432
FSC: 5925 — Circuit Breakers
CAGE: L3330 — HEINEMANN ELECTRIC CANADA INCDIVISION OF EATON CORP (CAN)

SPECIFICATIONS

material	PLASTIC CASE
reset_method	MANUAL
pole_quantity	3
frequency_in_hertz	60.0 ALL LOCATIONS
trip_release_method	MAGNETIC ALL LOCATIONS
circuit_protection_type	OVERCURRENT ALL LOCATIONS
end_item_identification	AN/MPN-14K
trip_release_duty_cycle	CONTINUOUS THIRD LOCATION
trip_release_characteristic	INSTANTANEOUS ALL LOCATIONS
internal_trip_release_configuration	SERIES TRIP FIRST LOCATION
main_contact_tripping_mechanism_type	TRIP FREE
auxiliary_switch_function_and_quantity	1 ALARM
NSN	5925-01-358-8432

COMPONENT DIAGRAM

KEY FEATURES

•

RESET METHOD: MANUAL

•

INTERNAL TRIP RELEASE CONFIGURATION: SERIES TRIP SECOND LOCATION

•

OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS: 240.0 AC ALL LOCATIONS

•

FREQUENCY IN HERTZ: 60.0 ALL LOCATIONS

•

ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT: 125.0 ALL LOCATIONS

•

CIRCUIT PROTECTION TYPE: OVERCURRENT ALL LOCATIONS

TECHNICAL CHARACTERISTICS

RESET METHOD	MANUAL
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP SECOND LOCATION
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP FIRST LOCATION
INTERNAL TRIP RELEASE CONFIGURATION	SERIES/RELAY TRIP THIRD LOCATION
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	240.0 AC ALL LOCATIONS
FREQUENCY IN HERTZ	60.0 ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 ALL LOCATIONS
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
TRIP RELEASE DUTY CYCLE	CONTINUOUS THIRD LOCATION
POLE QUANTITY	3

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 1

GJ3-Z73-1Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is GJ3-Z77-1?

GJ3-Z77-1 is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).

What parts can replace GJ3-Z77-1?

There is 1 known substitute for GJ3-Z77-1: GJ3-Z73-1. Substitute compatibility should be verified for your specific system.

What is the NSN for GJ3-Z77-1?

GJ3-Z77-1 is cataloged in the U.S. Government catalog under NSN 5925-01-358-8432. This indicates validated use in U.S. government and defense supply chains.

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