5925-01-120-0886, CIRCUIT BREAKER

5935-01-120-0885 SOCKET,PLUG-IN ELECTRONIC COMPON

National Stock Number:
5925-01-120-0886

Federal Supply Class:
5925

National Item Identification Number:
011200886

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:

AKR-7B-30	60969	GENERAL ELECTRIC CO ELECTRICAL DISTRIBUTION AND CONTROL
AKR5B-30-SERIAL NO.-AKO7129	60969	GENERAL ELECTRIC CO ELECTRICAL DISTRIBUTION AND CONTROL

Techincal Specification:

BODY STYLE	RECTANGULAR DIMENSIONAL ENVELOPE
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
FREQUENCY IN HERTZ	60.0 ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	440.0 AC ALL LOCATIONS
OVERALL HEIGHT	22.250 INCHES NOMINAL
OVERALL LENGTH	27.000 INCHES NOMINAL
OVERALL WIDTH	20.380 INCHES NOMINAL
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	400.0 AMPERES AC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	42000.0 AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	4 UNTHREADED HOLE(S)
POLE QUANTITY	3
RESET ACTUATOR VOLTAGE RATING AND TYPE IN VOLTS	120.0 AC
RESET METHOD	ELECTRIC
SPECIAL FEATURES	CIRCUIT BREAKER IS A DRAWOUT TYPE EQUIPPED WITH LONG AND SHORT TIME INSTANTANEOUS TRIP; 120VAC SHUNT TRIP W/REMOTE RELEASE; 6 STAGE AUX SWITCHES W/6NO-6NC CONTACTS
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	22.000 MAXIMUM AT 125 PCT ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS AND TIME DELAY ALL LOCATIONS
TRIP RELEASE METHOD	SOLID STATE ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 ALL LOCATIONS
UNTHREADED MOUNTING HOLE DIAMETER	0.690 INCHES NOMINAL
TERMINAL TYPE AND QUANTITY	6 BUS BAR

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