5925-01-603-8721, CIRCUIT BREAKER

National Stock Number:
5925-01-603-8721

Federal Supply Class:
5925

National Item Identification Number:
016038721

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:

7877415

10001

NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER

Techincal Specification:

BODY HEIGHT	4.062 INCHES NOMINAL
BODY LENGTH	10.0 INCHES NOMINAL
BODY STYLE	MULTIPOLE-SINGLE ACTUATOR TYPE
BODY WIDTH	5.0 INCHES NOMINAL
BOSS HEIGHT	0.188 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	8.625 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH	1.625 INCHES NOMINAL
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH	1.625 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	8.625 INCHES NOMINAL
FREQUENCY IN HERTZ	60.0 ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MATERIAL	PLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	25.0 AMPERES AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	3 UNTHREADED HOLE(S)
MOUNTING SURFACE TO TERMINAL END DISTANCE	8.125 INCHES NOMINAL
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	500.0 AC ALL LOCATIONS
POLE QUANTITY	3
RESET METHOD	MANUAL
UNTHREADED MOUNTING HOLE DIAMETER	0.281 INCHES NOMINAL
TERMINAL TYPE AND QUANTITY	6 THREADED STUD
TRIP RELEASE AMBIENT TEMP RATING	180.0 CELSIUS MINIMUM AND 210.0 CELSIUS MAXIMUM ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS ALL LOCATIONS
TRIP RELEASE METHOD	THERMAL-MAGNETIC ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 ALL LOCATIONS

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