5925-00-557-4209, CIRCUIT BREAKER

National Stock Number:
5925-00-557-4209

Federal Supply Class:
5925

National Item Identification Number:
005574209

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:

613415-9	98897	LOCKHEED MARTIN CORP
74-648-5-6	74193	EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV

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	2.263 INCHES MINIMUM AND 2.283 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	1.180 INCHES MINIMUM AND 1.200 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 LENGTH	1.802 INCHES MINIMUM AND 1.822 INCHES MAXIMUM
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH	0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
EXTERNAL ACTUATOR LINKAGE ARRANGEMENT	ONE, TWO, AND THREE LINKED
FRAGILITY FACTOR	MODERATELY RUGGED
FREQUENCY IN HERTZ	400.0 ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	DUSTPROOF AND EXPLOSION PROOF AND MOISTURE RESISTANT
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	3 TOGGLE
MATERIAL	MICA CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	5.0 AMPERES AC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	3500.0 AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	6 THREADED HOLE
MOUNTING SURFACE TO TERMINAL END DISTANCE	1.990 INCHES MINIMUM AND 2.010 INCHES MAXIMUM
NOMINAL THREAD SIZE	0.138 INCHES
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	200.0 AC ALL LOCATIONS
POLE QUANTITY	3
RESET METHOD	AUTOMATIC
STORAGE TYPE	GENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY	6 SCREW
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNC
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	50.000 NOMINAL 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	111.0 ALL LOCATIONS

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