5925-00-901-4931, CIRCUIT BREAKER

National Stock Number:
5925-00-901-4931

Federal Supply Class:
5925

National Item Identification Number:
009014931

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:

AM2-Z6-1	74193	EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
AM55MG6-30-250-15-400	74193	EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
AM55MG6-30-250VAC15-400HZ	74193	EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
SM-B-379626	80063	US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR
APL33-21238-1	81541	SENSATA TECHNOLOGIES MARYLAND, INC

Techincal Specification:

ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT EACH POLE
ARC QUENCHING METHOD	MAGNETIC BLOWOUT
BODY LENGTH	2.490 INCHES MINIMUM AND 2.510 INCHES MAXIMUM
BODY STYLE	MULTIPOLE-MULTIPLE ACTUATOR TYPE
BODY WIDTH	1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM
BOSS HEIGHT	0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	1.928 INCHES MINIMUM AND 1.948 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH	0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH	0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	2.052 INCHES MINIMUM AND 2.072 INCHES MAXIMUM
FRAGILITY FACTOR	MODERATELY RUGGED
FREQUENCY IN HERTZ	400.0 ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	FUNGUS RESISTANT AND MOISTURE RESISTANT
INTERNAL TRIP RELEASE CONFIGURATION	SHUNT TRIP ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE
MATERIAL	PLASTIC CASE
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	1000.0 AC ALL LOCATIONS
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	30.0 AMPERES AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	4 THREADED HOLE(S)
MOUNTING SURFACE TO TERMINAL END DISTANCE	2.461 INCHES MINIMUM AND 2.481 INCHES MAXIMUM
NOMINAL THREAD SIZE	0.138 INCHES
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	250.0 AC ALL LOCATIONS
POLE QUANTITY	2
RESET METHOD	MANUAL
STORAGE TYPE	GENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY	6 THREADED STUD
THREAD PITCH DIAMETERS	+0.1177 TO 0.1214 INCHES
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	2.500 MINIMUM AT 200 PCT AND 9.000 MAXIMUM AT 200 PCT ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC	TIME DELAY ALL LOCATIONS
TRIP RELEASE METHOD	MAGNETIC ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	115.0 ALL LOCATIONS
UNPACKAGED UNIT WEIGHT	8.750 OUNCES NOMINAL

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