5925-01-216-1976 CIRCUIT BREAKER Index 5925-01-216-1978 CIRCUIT BREAKER

National Stock Number:
5925-01-216-1977

Federal Supply Class:
5925

National Item Identification Number:
012161977

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:
29-1217615-607397GENERAL DYNAMICS ADVANCED INFORMATION SYSTEMS INC. DBA GENERAL DYNAMICS ADVANCED INFORMATION SYSTEMS
AP411-1R5329-681541SENSATA TECHNOLOGIES MARYLAND, INC


Techincal Specification:
ACTUATOR FUNCTIONTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT POLE TWO
ARC QUENCHING METHODMAGNETIC BLOWOUT
AUXILIARY SWITCH FUNCTION AND QUANTITY1 ALARM
BODY LENGTH1.500 INCHES MAXIMUM
BODY STYLEMULTIPOLE-SINGLE ACTUATOR TYPE
BODY WIDTH1.875 INCHES MAXIMUM
BUSHING LENGTH0.332 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH0.844 INCHES MINIMUM AND 0.906 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM
CIRCUIT PROTECTION TYPEOVERCURRENT SECOND LOCATION
CIRCUIT PROTECTION TYPEOVERCURRENT THIRD LOCATION
CIRCUIT PROTECTION TYPEOVERVOLTAGE FIRST LOCATION
FREQUENCY IN HERTZ60.0 ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDHERMETICALLY SEALED AND SHOCK RESISTANT AND VIBRATION RESISTANT
INTERNAL TRIP RELEASE CONFIGURATIONRELAY TRIP FIRST LOCATION
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP SECOND LOCATION
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP THIRD LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS115.0 AC FIRST LOCATION
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS240.0 AC SECOND LOCATION
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS240.0 AC THIRD LOCATION
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE20.0 AMPERES AC SECOND LOCATION
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE20.0 AMPERES AC THIRD LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS300.0 AC SECOND LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS300.0 AC THIRD LOCATION
MOUNTING FACILITY TYPE AND QUANTITY1 THREADED BUSHING W/PANEL SEAL
MOUNTING SURFACE TO TERMINAL END DISTANCE1.780 INCHES MAXIMUM
NOMINAL THREAD SIZE0.375 INCHES
NONTURN DEVICE DIAMETER0.250 INCHES NOMINAL
POLE QUANTITY3
RESET METHODMANUAL
STORAGE TYPEGENERAL PURPOSE WAREHOUSE
SWITCH CURRENT RATING AND TYPE IN AMPS0.500 AC
SWITCH LOCATION AND POSITION DESIGNATIONINTERNAL AT POLE THREE
SWITCH TERMINAL TYPETAB, SOLDER LUG
SWITCH VOLTAGE RATING AND TYPE IN VOLTS125.0 AC
TERMINAL TYPE AND QUANTITY6 WIRE HOOK AND 2 TAB, SOLDER LUG
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNEF
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT0.500 MINIMUM AT 200 PCT AND 9.000 MAXIMUM AT 200 PCT SECOND LOCATION
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT0.500 MINIMUM AT 200 PCT AND 9.000 MAXIMUM AT 200 PCT THIRD LOCATION
TRIP RELEASE CHARACTERISTICTIME DELAY SECOND LOCATION
TRIP RELEASE CHARACTERISTICTIME DELAY THIRD LOCATION
TRIP RELEASE CHARACTERISTICINSTANTANEOUS FIRST LOCATION
TRIP RELEASE METHODMAGNETIC ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT115.0 ALL LOCATIONS


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