91939120 — CIRCUIT BREAKER

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

91939120: CIRCUIT BREAKER.

The CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include trip_release_method: MAGNETIC-HYDRAULIC ALL LOCATIONS, circuit_protection_type: OVERCURRENT ALL LOCATIONS, part_name_assigned_by_controlling_agency: HYDRAULIC MAGNETIC CIRCUIT PROTECTOR, maximum_continuous_load_current_rating_per_pole: 100.0 AMPERES AC ALL LOCATIONS, operating_voltage_type_and_rating_per_pole_in_volts: 480.0 AC ALL LOCATIONS. This part is cataloged in the U.S.

Government catalog under NSN 5925-01-601-3410, 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→ 91939120

NSN: 5925-01-601-3410
FSC: 5925 — Circuit Breakers
CAGE: F6481 — THALES SA (FRA)

SPECIFICATIONS

pole_quantity	3
special_features	FREQUENCY: 50/60HZ LONG DELAY (HIGH PULSE); DESCRIPTION: CIRCUIT BREAKER MAGNETIC CIRCUIT PROTECTOR; 3 POLE, 40 AMP, 480VAC; M3 ISOMETRIC INSERTS; "MANUAL MOTOR CONTROLLER' UL508 RECOGNIZED VAC
trip_release_method	MAGNETIC-HYDRAULIC ALL LOCATIONS
circuit_protection_type	OVERCURRENT ALL LOCATIONS
part_name_assigned_by_controlling_agency	HYDRAULIC MAGNETIC CIRCUIT PROTECTOR
maximum_continuous_load_current_rating_per_pole	100.0 AMPERES AC ALL LOCATIONS
operating_voltage_type_and_rating_per_pole_in_volts	480.0 AC ALL LOCATIONS
NSN	5925-01-601-3410

COMPONENT DIAGRAM

KEY FEATURES

•

OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS: 480.0 AC ALL LOCATIONS

•

CIRCUIT PROTECTION TYPE: OVERCURRENT ALL LOCATIONS

•

POLE QUANTITY: 3

•

MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE: 100.0 AMPERES AC ALL LOCATIONS

•

TRIP RELEASE METHOD: MAGNETIC-HYDRAULIC ALL LOCATIONS

TECHNICAL CHARACTERISTICS

OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	480.0 AC ALL LOCATIONS
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
POLE QUANTITY	3
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	100.0 AMPERES AC ALL LOCATIONS
SPECIAL FEATURES	FREQUENCY: 50/60HZ LONG DELAY (HIGH PULSE); DESCRIPTION: CIRCUIT BREAKER MAGNETIC CIRCUIT PROTECTOR; 3 POLE, 40 AMP, 480VAC; M3 ISOMETRIC INSERTS; "MANUAL MOTOR CONTROLLER' UL508 RECOGNIZED VAC
PART NAME ASSIGNED BY CONTROLLING AGENCY	HYDRAULIC MAGNETIC CIRCUIT PROTECTOR
TRIP RELEASE METHOD	MAGNETIC-HYDRAULIC 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 1

219-3-1REC4-65-5-8-40AReference document

Same NSN cross-reference

Reference document — Design control — primary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 91939120?

91939120 is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).

What parts can replace 91939120?

There is 1 known substitute for 91939120: 219-3-1REC4-65-5-8-40A. Substitute compatibility should be verified for your specific system.

What is the NSN for 91939120?

91939120 is cataloged in the U.S. Government catalog under NSN 5925-01-601-3410. This indicates validated use in U.S. government and defense supply chains.

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