5305-00-876-4069 SCREW,EXTERNALLY RELIEVED BODY Index 5970-00-876-4072 INSULATOR,PLATE

National Stock Number:
5925-00-876-4070

Federal Supply Class:
5925

National Item Identification Number:
008764070

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:
50-264-1-MG374193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
9176294-118876U S ARMY AVIATION AND MISSILE COMMAND
CD1-B6-0R05-0PC74193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
CD1-Z431-174193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
PAM1516RSKMG3-0-05-50VDC74193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV


Techincal Specification:
ACTUATOR FUNCTIONTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT POLE ONE
ARC QUENCHING METHODMAGNETIC BLOWOUT
BODY LENGTH3.719 INCHES NOMINAL
BODY STYLESINGLE POLE TYPE
BODY WIDTH0.990 INCHES NOMINAL
BOSS HEIGHT0.156 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH3.063 INCHES NOMINAL
CIRCUIT PROTECTION TYPEOVERCURRENT SINGLE LOCATION
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH2.750 INCHES NOMINAL
FRAGILITY FACTORMODERATELY RUGGED
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDFUNGUS RESISTANT AND MOISTURE RESISTANT AND EXPLOSION RESISTANT
INTERNAL TRIP RELEASE CONFIGURATIONRELAY TRIP SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE
MATERIALPLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE50.0 MILLIAMPERES DC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS4000.0 DC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY2 THREADED HOLE(S)
MOUNTING SURFACE TO TERMINAL END DISTANCE3.239 INCHES NOMINAL
NOMINAL THREAD SIZE0.138 INCHES
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS50.0 DC SINGLE LOCATION
POLE QUANTITY1
RESET METHODMANUAL
SPECIAL HANDLING FEATUREMAGNETIC
STORAGE TYPEGENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY4 THREADED STUD
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
TRIP RELEASE CHARACTERISTICINSTANTANEOUS SINGLE LOCATION
TRIP RELEASE METHODMAGNETIC-HYDRAULIC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT125.0 SINGLE LOCATION
UNPACKAGED UNIT WEIGHT4.250 OUNCES NOMINAL


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