5925-00-880-8379, CIRCUIT BREAKER

National Stock Number:
5925-00-880-8379

Federal Supply Class:
5925

National Item Identification Number:
008808379

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:

703A351SGL	81541	SENSATA TECHNOLOGIES MARYLAND, INC
DMS 80042B	16236	DLA LAND AND MARITIME DBA ENGINEERING AND TECHNICAL SUPPORT DIV DOCUMENT STANDARDIZATION DIVISION (VENDOR ITEM DRAWINGS)

Techincal Specification:

ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT EACH POLE
BODY LENGTH	1.500 INCHES MAXIMUM
BODY STYLE	MULTIPOLE-MULTIPLE ACTUATOR TYPE
BODY WIDTH	1.250 INCHES MAXIMUM
BUSHING LENGTH	0.380 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	0.875 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH	0.625 INCHES NOMINAL
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
EXTERNAL ACTUATOR LINKAGE ARRANGEMENT	ONE AND TWO LINKED
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	SHOCKPROOF AND VIBRATIONPROOF AND HERMETICALLY SEALED
MOUNTING SURFACE TO TERMINAL END DISTANCE	1.780 INCHES NOMINAL
NOMINAL THREAD SIZE	0.375 INCHES
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	50.0 DC ALL LOCATIONS
INTERNAL TRIP RELEASE CONFIGURATION	RELAY TRIP ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	2 TOGGLE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	350.0 MILLIAMPERES DC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	500.0 DC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	2 THREADED BUSHING
RESET METHOD	MANUAL
POLE QUANTITY	2
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNEF
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	0.150 MINIMUM AT 200 PCT AND 0.800 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	125.0 ALL LOCATIONS
TERMINAL TYPE AND QUANTITY	8 WIRE HOOK

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