5925-00-189-4318 CIRCUIT BREAKER Index 5905-00-189-4321 RESISTOR,VARIABLE,NONWIRE WOUND,

National Stock Number:
5925-00-189-4319

Federal Supply Class:
5925

National Item Identification Number:
001894319

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:
AP1-3-42-30281541SENSATA TECHNOLOGIES MARYLAND, INC
SM-A-569574-8380063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR
SM5-3-250-400-174193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV


Techincal Specification:
ACTUATOR FUNCTIONTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT POLE ONE
ARC QUENCHING METHODMAGNETIC BLOWOUT
BODY LENGTH1.479 INCHES NOMINAL
BODY STYLESINGLE POLE TYPE
BODY WIDTH0.598 INCHES NOMINAL
BUSHING LENGTH0.375 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH0.875 INCHES NOMINAL
CIRCUIT PROTECTION TYPEOVERCURRENT SINGLE LOCATION
FRAGILITY FACTORMODERATELY RUGGED
FREQUENCY IN HERTZ400.0 SINGLE LOCATION
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDEXPLOSION RESISTANT AND HERMETICALLY SEALED
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE3.0 AMPERES AC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS300.0 AC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY1 THREADED BUSHING
MOUNTING SURFACE TO TERMINAL END DISTANCE1.555 INCHES NOMINAL
NOMINAL THREAD SIZE0.375 INCHES
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS250.0 AC SINGLE LOCATION
POLE QUANTITY1
RESET METHODMANUAL
SPECIAL HANDLING FEATUREMAGNETIC
STORAGE TYPEGENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY2 WIRE HOOK
THREAD QUANTITY PER INCH32
THREAD PITCH DIAMETERS+0.3503 TO 0.3537 INCHES
THREAD SERIES DESIGNATORUNEF
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT1.000 MINIMUM AT 200 PCT AND 4.000 MAXIMUM AT 200 PCT ALL LOCATIONS
TRIP RELEASE CHARACTERISTICTIME DELAY SINGLE LOCATION
TRIP RELEASE METHODMAGNETIC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT115.0 SINGLE LOCATION
ULTIMATE TRIP TIME PER POLE IN SECONDS6.500 MINIMUM AND 30.000 MAXIMUM ALL LOCATIONS
UNPACKAGED UNIT WEIGHT2.100 OUNCES NOMINAL


Click here to Register for Free 30-day Trial