5925-01-146-0430 CIRCUIT BREAKER Index 5925-01-146-0432 CIRCUIT BREAKER

National Stock Number:
5925-01-146-0431

Federal Supply Class:
5925

National Item Identification Number:
011460431

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:
CD4-Z256-174193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
CD4-Z72-1 MODIFIED74193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
SM-B-81328380063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
ACTUATOR FUNCTIONTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT EACH POLE
ARC QUENCHING METHODMAGNETIC BLOWOUT
BODY LENGTH5.844 INCHES NOMINAL
BODY STYLEMULTIPOLE-MULTIPLE ACTUATOR TYPE
BODY WIDTH4.128 INCHES NOMINAL
BOSS HEIGHT0.218 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH3.546 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH1.032 INCHES NOMINAL
CIRCUIT PROTECTION TYPEOVERCURRENT FIRST LOCATION
CIRCUIT PROTECTION TYPEOVERCURRENT SECOND LOCATION
CIRCUIT PROTECTION TYPEOVERCURRENT THIRD LOCATION
CIRCUIT PROTECTION TYPEUNDERVOLTAGE FOURTH LOCATION
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH2.750 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH1.032 INCHES NOMINAL
EXTERNAL ACTUATOR LINKAGE ARRANGEMENTONE, TWO, THREE, AND FOUR LINKED
FRAGILITY FACTORMODERATELY RUGGED
FREQUENCY IN HERTZ400.0 FIRST LOCATION
FREQUENCY IN HERTZ400.0 SECOND LOCATION
FREQUENCY IN HERTZ400.0 THIRD LOCATION
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDFUNGUS RESISTANT
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY4 TOGGLE
MATERIALPLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE40.0 AMPERES AC FIRST LOCATION
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE40.0 AMPERES AC SECOND LOCATION
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE40.0 AMPERES AC THIRD LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS5000.0 AC FIRST LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS5000.0 AC SECOND LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS5000.0 AC THIRD LOCATION
MOUNTING FACILITY TYPE AND QUANTITY8 THREADED HOLE AND 8 SLOT
MOUNTING SLOT WIDTH0.164 INCHES NOMINAL
MOUNTING SURFACE TO TERMINAL END DISTANCE2.609 INCHES NOMINAL
NOMINAL THREAD SIZE0.138 INCHES
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS250.0 AC SECOND LOCATION
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS250.0 AC THIRD LOCATION
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS250.0 AC FIRST LOCATION
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS36.0 DC FOURTH LOCATION
POLE QUANTITY4
RESET METHODMANUAL
SPECIAL HANDLING FEATUREMAGNETIC
STORAGE TYPEGENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY8 SCREW
TEST DATA DOCUMENT80063-SM-B-813283 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 QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNC
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT0.300 MINIMUM AT 200 PCT AND 100.000 MAXIMUM AT 200 PCT FIRST LOCATION
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT0.300 MINIMUM AT 200 PCT AND 100.000 MAXIMUM AT 200 PCT SECOND LOCATION
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT0.300 MINIMUM AT 200 PCT AND 100.000 MAXIMUM AT 200 PCT THIRD LOCATION
TRIP RELEASE CHARACTERISTICINSTANTANEOUS FOURTH LOCATION
TRIP RELEASE CHARACTERISTICTIME DELAY FIRST LOCATION
TRIP RELEASE CHARACTERISTICTIME DELAY SECOND LOCATION
TRIP RELEASE CHARACTERISTICTIME DELAY THIRD LOCATION
TRIP RELEASE METHODMAGNETIC ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT150.0 FIRST LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT150.0 SECOND LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT150.0 THIRD LOCATION


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