5925-01-029-3312 CIRCUIT BREAKER Index 5925-01-029-3315 CIRCUIT BREAKER

National Stock Number:
5925-01-029-3314

Federal Supply Class:
5925

National Item Identification Number:
010293314

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:
3179574-510001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
3179574-536090LOCKHEED MARTIN LIBRASCOPE CORP


Techincal Specification:
ACTUATOR FUNCTIONTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT POLE ONE
AUXILIARY SWITCH FUNCTION AND QUANTITY1 ALARM
BODY LENGTH1.281 INCHES MAXIMUM
BODY STYLESINGLE POLE TYPE
BODY WIDTH0.625 INCHES MAXIMUM
BUSHING LENGTH0.280 INCHES MINIMUM AND 0.380 INCHES MAXIMUM
CASE MATERIALPLASTIC
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH0.906 INCHES MAXIMUM
CIRCUIT PROTECTION TYPEOVERCURRENT SINGLE LOCATION
FRAGILITY FACTORMODERATELY RUGGED
FREQUENCY IN HERTZ400.0 SINGLE LOCATION
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDFUNGUS RESISTANT AND VIBRATION RESISTANT AND MOISTURE RESISTANT AND SHOCK RESISTANT AND SALT SPRAY PROOF
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS240.0 AC SINGLE LOCATION
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE3.0 AMPERES AC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS300.0 AC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY1 THREADED BUSHING W/PANEL SEAL
MOUNTING SURFACE TO TERMINAL END DISTANCE1.828 INCHES MAXIMUM
NOMINAL THREAD SIZE0.375 INCHES
NONTURN DEVICE DIAMETER0.180 INCHES MINIMUM AND 0.300 INCHES MAXIMUM
NONTURN DEVICE RADIUS0.625 INCHES NOMINAL
POLE QUANTITY1
RESET METHODMANUAL
SPECIAL HANDLING FEATUREMAGNETIC
STORAGE TYPEGENERAL PURPOSE WAREHOUSE
SWITCH CONTACT ARRANGEMENTSINGLE POLE, DOUBLE THROW
SWITCH CURRENT RATING AND TYPE IN AMPS0.5 AC AND 0.5 DC
SWITCH LOCATION AND POSITION DESIGNATIONINTERNAL AT POLE ONE
SWITCH TERMINAL TYPEPIN
SWITCH VOLTAGE RATING AND TYPE IN VOLTS120.0 AC AND 50.0 DC
TERMINAL TYPE AND QUANTITY2 WIRE HOOK
TEST DATA DOCUMENT10001-3179574 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
THREAD SERIES DESIGNATORUNEF
THREAD QUANTITY PER INCH32
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT0.200 MINIMUM AT 200 PCT AND 6.000 MAXIMUM AT 200 PCT SINGLE LOCATION
TRIP RELEASE CHARACTERISTICTIME DELAY SINGLE LOCATION
TRIP RELEASE METHODMAGNETIC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT138.0 SINGLE LOCATION
UNPACKAGED UNIT WEIGHT1.800 OUNCES NOMINAL


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