5925-00-874-0952 CIRCUIT BREAKER Index 5925-00-874-0954 CIRCUIT BREAKER

National Stock Number:
5925-00-874-0953

Federal Supply Class:
5925

National Item Identification Number:
008740953

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:
10000929A486GNIMIKKEISTOKESKUS NCB FINLAND
48-303SH06402OAKLAND INDUSTRIES LTD
60064433867OCEANETICS INC


Techincal Specification:
POLE QUANTITY3
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE3.0 AMPERES AC ALL LOCATIONS
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
TERMINAL TYPE AND QUANTITY6 SCREW
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS500.0 AC ALL LOCATIONS
TRIP RELEASE CHARACTERISTICTIME DELAY ALL LOCATIONS
RESET METHODMANUAL
BODY STYLEMULTIPOLE-SINGLE ACTUATOR TYPE
MOUNTING FACILITY TYPE AND QUANTITY1 THREADED BUSHING
CASE MATERIALPLASTIC
UNPACKAGED UNIT WEIGHT0.312 POUNDS NOMINAL
TRIP RELEASE METHODTHERMAL ALL LOCATIONS
FREQUENCY IN HERTZ60.0 ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS18.0 AC ALL LOCATIONS
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP ALL LOCATIONS
TRIP RELEASE AMBIENT TEMP RATING70.0 DEG FAHRENHEIT NOMINAL ALL LOCATIONS
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT10.000 MINIMUM AT 200 PCT AND
45.000 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
BUSHING LENGTH0.300 INCHES NOMINAL
BODY LENGTH1.810 INCHES NOMINAL
BODY WIDTH3.150 INCHES NOMINAL
BODY HEIGHT2.490 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH1.560 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH2.320 INCHES NOMINAL
THREAD SERIES DESIGNATORUNS
NOMINAL THREAD SIZE0.375 INCHES
THREAD QUANTITY PER INCH27
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDGENERAL PURPOSE
STORAGE TYPEGENERAL PURPOSE WAREHOUSE
FRAGILITY FACTORMODERATELY RUGGED


Click here to Register for Free 30-day Trial