5925-00-153-4505, CIRCUIT BREAKER

National Stock Number:
5925-00-153-4505

Federal Supply Class:
5925

National Item Identification Number:
001534505

Description:
CIRCUIT BREAKER

Detail:
A DEVICE WITH MEANS OTHER THAN FUSES FOR AUTOMATICALLY OPENING THE CIRCUIT IN WHICH IT IS INSTALLED WHEN THE CURRENT VARIES FROM THE PREDETERMINED VALUE FOR WHICH THE DEVICE IS SET. MAY INCLUDE PROVISIONS FOR MANUAL OPERATION. AT LEAST ONE SET OF CONTACTS MUST BE IN SERIES WITH THE ACTUATING ELEMENT(S). A COMBINATION OF SEMICONDUCTOR AND PASSIVE DEVICES MAY BE USED IN LIEU OF CONTACTS. FOR AUTOMATICALLY OPERATED ITEMS IN WHICH THE ACTUATING (TRIPPING) ELEMENT AND CONTACTS ARE NOT IN SERIES, SEE RELAY (AS MODIFIED). FOR ITEMS WHICH ARE OPERATED BOTH MANUALLY AND AUTOMATICALLY BUT THE ACTUATING ELEMENTS AND CONTACT ARE NOT IN SERIES, SEE RELAY-SWITCH. EXCLUDES CIRCUIT BREAKER BOX AND MAGNETO "BREAKER" ASSEMBLIES. SEE ALSO SWITCH (AS MODIFIED); AND CONTROLLER.

Manufacturer Information:

1171205	79500	WESTINGHOUSE ELECTRIC CORP
1171205	F0179	GE MEDICAL SYSTEMS
1560-25	75915	LITTELFUSE, INC.
3160-25	80058	JOINT ELECTRONICS TYPE DESIGNATION SYSTEM
8754K8	15605	EATON CORP OPNS & TECHNICAL CENTER
8754K8	81640	SAFRAN POWER USA, LLC
9300-25B	14799	SCHNEIDER ELECTRIC USA, INC.
9300-25B	56365	SCHNEIDER ELECTRIC USA, INC.
9301-25B	14799	SCHNEIDER ELECTRIC USA, INC.
AN3160-25	88044	AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
MILC7079	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

ACTUATOR FUNCTION	RESET
ARC QUENCHING METHOD	AIR
CASE MATERIAL	PLASTIC
CIRCUIT PROTECTION TYPE	OVERCURRENT SINGLE LOCATION
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	1.813 INCHES NOMINAL
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	DUSTPROOF
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	30.0 DC SINGLE LOCATION
OVERALL HEIGHT	2.875 INCHES NOMINAL
OVERALL LENGTH	2.188 INCHES NOMINAL
OVERALL WIDTH	0.750 INCHES NOMINAL
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	2000.0 DC SINGLE LOCATION
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	25.0 AMPERES DC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY	2 THREADED HOLE
NOMINAL THREAD SIZE	0.138 INCHES
POLE QUANTITY	1
RESET METHOD	MANUAL
TERMINAL TYPE AND QUANTITY	2 SCREW
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNC
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	10.000 MINIMUM AT 200 PCT AND 100.000 MAXIMUM AT 200 PCT SINGLE LOCATION
TRIP RELEASE AMBIENT TEMP RATING	25.0 CELSIUS NOMINAL SINGLE LOCATION
TRIP RELEASE CHARACTERISTIC	TIME DELAY SINGLE LOCATION
TRIP RELEASE METHOD	MAGNETIC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	138.0 SINGLE LOCATION

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