5925-00-816-6646 CIRCUIT BREAKER Index 5925-00-816-6658 CIRCUIT BREAKER

National Stock Number:
5925-00-816-6648

Federal Supply Class:
5925

National Item Identification Number:
008166648

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:
2108042-218876U S ARMY AVIATION AND MISSILE COMMAND
QCL101589946EATON CORPORATION


Techincal Specification:
THREAD QUANTITY PER INCH32
ACTUATOR POSITION DESIGNATIONAT POLE ONE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS240.0 AC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT125.0 SINGLE LOCATION
PRECIOUS MATERIAL AND LOCATIONCONTACT SURFACES SILVER
BODY LENGTH3.734 INCHES MINIMUM AND 0.984 INCHES MINIMUM AND 1.016 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNF
RESET METHODMANUAL
POLE QUANTITY1
CIRCUIT PROTECTION TYPEOVERCURRENT SINGLE LOCATION
ARC QUENCHING METHODMAGNETIC BLOWOUT
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT10.000 MINIMUM AT 200 PCT AND 13.000 MAXIMUM AT 200 PCT SINGLE LOCATION
FREQUENCY IN HERTZ400.0 SINGLE LOCATION
NOMINAL THREAD SIZE0.190 INCHES
TERMINAL TYPE AND QUANTITY2 SCREW
SPECIAL HANDLING FEATUREMAGNETIC
STORAGE TYPEGENERAL PURPOSE WAREHOUSE
BODY STYLESINGLE POLE TYPE
BOSS HEIGHT0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM
TRIP RELEASE AMBIENT TEMP RATING40.0 DEG CELSIUS NOMINAL SINGLE LOCATION
CASE MATERIALPLASTIC
TRIP RELEASE METHODTHERMAL-MAGNETIC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY2 THREADED HOLE
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS5000.0 AC SINGLE LOCATION
PRECIOUS MATERIALSILVER
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE15.0 AMPERES AC SINGLE LOCATION
ACTUATOR FUNCTIONTRIP-RESET
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDFUNGUS RESISTANT AND MOISTURE RESISTANT
BODY HEIGHT2.234 INCHES MINIMUM AND 2.266 INCHES MAXIMUM
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE
TRIP RELEASE CHARACTERISTICTIME DELAY SINGLE LOCATION
FRAGILITY FACTORMODERATELY RUGGED


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