5925-01-212-1490, CIRCUIT BREAKER

National Stock Number:
5925-01-212-1490

Federal Supply Class:
5925

National Item Identification Number:
012121490

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:

JA1-Z589-2	74193	EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
JA1S-A3-AB-01-D-A-30A-250-60-3	74193	EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV

Techincal Specification:

ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT POLE ONE
ARC QUENCHING METHOD	MAGNETIC BLOWOUT
BODY LENGTH	1.968 INCHES MINIMUM AND 2.032 INCHES MAXIMUM
BODY WIDTH	0.718 INCHES MINIMUM AND 0.782 INCHES MAXIMUM
BODY STYLE	SINGLE POLE TYPE
BOSS HEIGHT	0.098 INCHES MINIMUM AND 1.062 INCHES MAXIMUM
CASE MATERIAL	PLASTIC
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	1.528 INCHES MINIMUM AND 1.592 INCHES MAXIMUM
CIRCUIT PROTECTION TYPE	OVERCURRENT SINGLE LOCATION
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	1.628 INCHES MINIMUM AND 1.692 INCHES MAXIMUM
FRAGILITY FACTOR	MODERATELY RUGGED
FREQUENCY IN HERTZ	50.0 OR 60.0 SINGLE LOCATION
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	HUMIDITY RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT
INTERNAL TRIP RELEASE CONFIGURATION	RELAY TRIP SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	250.0 AC SINGLE LOCATION
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	1000.0 AC SINGLE LOCATION
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	30.0 AMPERES AC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY	2 THREADED HOLE
MOUNTING SURFACE TO TERMINAL END DISTANCE	2.593 INCHES MINIMUM AND 2.657 INCHES MAXIMUM
NOMINAL THREAD SIZE	0.138 INCHES
POLE QUANTITY	1
RESET METHOD	MANUAL
SPECIAL HANDLING FEATURE	MAGNETIC
STORAGE TYPE	GENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY	2 QUICK DISCONNECT, MALE
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNC
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	0.160 MINIMUM AT 200 PCT AND 1.600 MAXIMUM AT 200 PCT SINGLE LOCATION
TRIP RELEASE CHARACTERISTIC	TIME DELAY SINGLE LOCATION
TRIP RELEASE METHOD	MAGNETIC-HYDRAULIC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 SINGLE LOCATION

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