5925-00-642-1113 CIRCUIT BREAKER Index 5945-00-642-1117 RELAY,ELECTROMAGNETIC

National Stock Number:
5925-00-642-1114

Federal Supply Class:
5925

National Item Identification Number:
006421114

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:
6303396214RAYTHEON COMPANY
ML56302SQUARE D CO CEDAR RAPIDS MFG PLANT
ML56365SCHNEIDER ELECTRIC USA, INC.


Techincal Specification:
ACTUATOR FUNCTIONRESET
ARC QUENCHING METHODAIR
CASE MATERIALPLASTIC
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH4.250 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH0.969 INCHES NOMINAL
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS250.0 AC ALL LOCATIONS
OVERALL HEIGHT3.906 INCHES NOMINAL
OVERALL LENGTH4.250 INCHES NOMINAL
OVERALL WIDTH3.000 INCHES NOMINAL
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE50.0 AMPERES AC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS5000.0 AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY2 THREADED STUD
POLE QUANTITY3
PRECIOUS MATERIALSILVER
RESET METHODMANUAL
TRIP RELEASE AMBIENT TEMP RATING25.0 CELSIUS NOMINAL ALL LOCATIONS
TRIP RELEASE CHARACTERISTICTIME DELAY ALL LOCATIONS
TRIP RELEASE METHODMAGNETIC ALL LOCATIONS
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT240.000 NOMINAL AT 150 PCT ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT130.0 ALL LOCATIONS
TERMINAL TYPE AND QUANTITY6 SCREW


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