5925-00-078-2840 CIRCUIT BREAKER Index 5925-00-078-2842 CIRCUIT BREAKER

National Stock Number:
5925-00-078-2841

Federal Supply Class:
5925

National Item Identification Number:
000782841

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:
105-215-10177342TE CONNECTIVITY CORPORATION
369A4590-302731MCDONNELL DOUGLAS HELICOPTER CO INC
MP704H76374SAFRAN ELECTRICAL & POWER USA, LLC
MP704H81640SAFRAN POWER USA, LLC
369A4590-38V613THE BOEING COMPANY


Techincal Specification:
POLE QUANTITY1
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE7.5 AMPERES AC AND
7.5 AMPERES DC SINGLE LOCATION
CIRCUIT PROTECTION TYPEOVERCURRENT SINGLE LOCATION
TERMINAL TYPE AND QUANTITY2 TAB W/SCREW
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS115.0 AC AND
28.0 DC SINGLE LOCATION
TRIP RELEASE CHARACTERISTICTIME DELAY SINGLE LOCATION
RESET METHODMANUAL
BODY STYLESINGLE POLE TYPE
MOUNTING FACILITY TYPE AND QUANTITY1 THREADED BUSHING W/PANEL SEAL
TRIP RELEASE METHODTHERMAL SINGLE LOCATION
FREQUENCY IN HERTZ400.0 SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS3500.0 AC AND
6000.0 DC SINGLE LOCATION
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP SINGLE LOCATION
TRIP RELEASE AMBIENT TEMP RATING25.0 DEG CELSIUS NOMINAL SINGLE LOCATION
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT15.000 MINIMUM AT 200 PCT AND
55.000 MAXIMUM AT 200 PCT SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT138.0 SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
BUSHING LENGTH0.235 INCHES MINIMUM AND
0.265 INCHES MAXIMUM
BODY LENGTH1.094 INCHES MAXIMUM
BODY WIDTH0.750 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH0.673 INCHES MINIMUM AND
0.735 INCHES MAXIMUM
MOUNTING SURFACE TO TERMINAL END DISTANCE1.840 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNS
NOMINAL THREAD SIZE0.469 INCHES
THREAD QUANTITY PER INCH32
MANUAL ACTUATOR TYPE AND QUANTITY1 PUSH-PULL
ACTUATOR FUNCTIONTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT POLE ONE
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDHERMETICALLY SEALED AND
CORROSION RESISTANT AND
EXPLOSION RESISTANT AND
FUNGUS RESISTANT AND
DUSTPROOF AND
MOISTURE RESISTANT AND
SAND RESISTANT AND
SHOCK RESISTANT AND
VIBRATION RESISTANT
STORAGE TYPEGENERAL PURPOSE WAREHOUSE
FRAGILITY FACTORMODERATELY RUGGED


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