5925-01-157-7804 CIRCUIT BREAKER Index 5945-01-157-7806 RELAY,ELECTROMAGNETIC

National Stock Number:
5925-01-157-7805

Federal Supply Class:
5925

National Item Identification Number:
011577805

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:
CD3-A3-70-240-174193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV


Techincal Specification:
POLE QUANTITY3
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE70.0 AMPERES AC ALL LOCATIONS
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
TERMINAL TYPE AND QUANTITY6 THREADED STUD
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS240.0 AC ALL LOCATIONS
TRIP RELEASE CHARACTERISTICTIME DELAY ALL LOCATIONS
RESET METHODMANUAL
BODY STYLEMULTIPOLE-MULTIPLE ACTUATOR TYPE
MOUNTING FACILITY TYPE AND QUANTITY6 THREADED HOLE AND
6 SLOT
CASE MATERIALPLASTIC
UNPACKAGED UNIT WEIGHT2.000 POUNDS NOMINAL
TRIP RELEASE METHODMAGNETIC-HYDRAULIC ALL LOCATIONS
FREQUENCY IN HERTZ50.0 OR
60.0 ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS5000.0 AC ALL LOCATIONS
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP ALL LOCATIONS
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT35.000 MINIMUM AT 200 PCT AND
105.000 MAXIMUM AT 200 PCT ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT125.0 ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
BODY LENGTH5.768 INCHES MINIMUM AND
5.832 INCHES MAXIMUM
BODY WIDTH3.046 INCHES MINIMUM AND
3.110 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH3.515 INCHES MINIMUM AND
3.579 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH0.994 INCHES MINIMUM AND
1.058 INCHES MAXIMUM
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH2.718 INCHES MINIMUM AND
2.782 INCHES MAXIMUM
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH0.994 INCHES MINIMUM AND
1.058 INCHES MAXIMUM
BOSS HEIGHT0.187 INCHES MINIMUM AND
0.251 INCHES MAXIMUM
MOUNTING SURFACE TO TERMINAL END DISTANCE3.172 INCHES MINIMUM AND
3.296 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNC
ACTUATOR FUNCTIONTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT EACH POLE
EXTERNAL ACTUATOR LINKAGE ARRANGEMENTONE, TWO, AND THREE LINKED
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDFUNGUS RESISTANT
ARC QUENCHING METHODMAGNETIC BLOWOUT
STORAGE TYPEGENERAL PURPOSE WAREHOUSE
FRAGILITY FACTORMODERATELY RUGGED
NOMINAL THREAD SIZE0.138 INCHES
THREAD QUANTITY PER INCH32
MOUNTING SLOT WIDTH0.164 INCHES NOMINAL
MANUAL ACTUATOR TYPE AND QUANTITY3 TOGGLE


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