4540-00-497-1859 HEATING ELEMENT,ELECTRICAL,NONIMMERSION TYPE Index 2910-00-497-1862 NEEDLE AND SEAT,CAR

National Stock Number:
5925-00-497-1860

Federal Supply Class:
5925

National Item Identification Number:
004971860

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:
AN3160-35L81349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MILC707981349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
CIRCUIT PROTECTION TYPEOVERCURRENT SINGLE LOCATION
OVERALL HEIGHT2.875 INCHES NOMINAL
OVERALL LENGTH2.188 INCHES NOMINAL
OVERALL WIDTH0.750 INCHES NOMINAL
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE35.0 AMPERES DC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS2500.0 DC SINGLE LOCATION
NOMINAL THREAD SIZE0.138 INCHES
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS30.0 DC SINGLE LOCATION
POLE QUANTITY1
RESET METHODAUTOMATIC
SPECIAL FEATURESLUMINOUS TIP
TERMINAL TYPE AND QUANTITY2 SCREW
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNC
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT10.000 MINIMUM AT 200 PCT AND 100.000 MAXIMUM AT 200 PCT AND 3600.000 NOMINAL AT 138 PCT SINGLE LOCATION
TRIP RELEASE AMBIENT TEMP RATING25.0 CELSIUS NOMINAL SINGLE LOCATION
TRIP RELEASE CHARACTERISTICTIME DELAY SINGLE LOCATION
TRIP RELEASE METHODTHERMAL SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT138.0 SINGLE LOCATION


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