5925-01-044-4782, CIRCUIT BREAKER

National Stock Number:
5925-01-044-4782

Federal Supply Class:
5925

National Item Identification Number:
010444782

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:

3023409-001-117	99696	LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN SYSTEMS & GLOBAL SOLUTIONS
AM1-B3-30P	74193	EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
AM1R-B3-AC07-DA-30P	36KU7	EATON CORPORATION
AM1-B3-A-30-P	74193	EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
AM1P-B3-97-DNU-07-30-P	81118	EATON CORPORATION

Techincal Specification:

ACTUATOR FUNCTION	TRIP-RESETTRIP-RESET
ACTUATOR POSITION DESIGNATION	AT POLE ONEAT POLE ONE
ARC QUENCHING METHOD	MAGNETIC BLOWOUTMAGNETIC BLOWOUT
BODY LENGTH	2.500 INCHES NOMINAL2.500 INCHES NOMINAL
BODY STYLE	SINGLE POLE TYPESINGLE POLE TYPE
BODY WIDTH	0.750 INCHES NOMINAL0.750 INCHES NOMINAL
BOSS HEIGHT	0.140 INCHES NOMINAL0.140 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	1.938 INCHES NOMINAL1.938 INCHES NOMINAL
CIRCUIT PROTECTION TYPE	OVERCURRENT SINGLE LOCATIONOVERCURRENT SINGLE LOCATION
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	2.062 INCHES NOMINAL2.062 INCHES NOMINAL
FRAGILITY FACTOR	MODERATELY RUGGEDMODERATELY RUGGED
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	DUSTPROOF AND DUSTPROOF AND FUNGUS PROOFFUNGUS PROOF
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP SINGLE LOCATIONSERIES TRIP SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREETRIP FREE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	65.0 DC SINGLE LOCATION65.0 DC SINGLE LOCATION
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE1 TOGGLE
MATERIAL	PLASTIC CASEPLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	30.0 AMPERES DC SINGLE LOCATION30.0 AMPERES DC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	1000.0 DC SINGLE LOCATION1000.0 DC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY	2 THREADED HOLE(S)2 THREADED HOLE(S)
MOUNTING SURFACE TO TERMINAL END DISTANCE	2.611 INCHES NOMINAL2.611 INCHES NOMINAL
NOMINAL THREAD SIZE	0.138 INCHES0.138 INCHES
POLE QUANTITY	11
RESET METHOD	MANUALMANUAL
SPECIAL HANDLING FEATURE	MAGNETICMAGNETIC
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS SINGLE LOCATIONINSTANTANEOUS SINGLE LOCATION
TRIP RELEASE METHOD	MAGNETIC SINGLE LOCATIONMAGNETIC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 SINGLE LOCATION125.0 SINGLE LOCATION
STORAGE TYPE	GENERAL PURPOSE WAREHOUSEGENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY	2 THREADED STUD2 THREADED STUD
THREAD QUANTITY PER INCH	3232
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)UNIFIED NATIONAL COARSE (UNC)

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