5925-01-350-5383, CIRCUIT BREAKER

National Stock Number:
5925-01-350-5383

Federal Supply Class:
5925

National Item Identification Number:
013505383

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:

NM632800-5C-UM3	32856	AMERICAN CIRCUIT BREAKER CORP
NM632800-SC-UM3	32856	AMERICAN CIRCUIT BREAKER CORP

Techincal Specification:

POLE QUANTITY	3
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	800.0 AMPERES AC AND
	800.0 AMPERES DC ALL LOCATIONS
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
TERMINAL TYPE AND QUANTITY	6 COMPRESSION
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	600.0 AC AND
	250.0 DC ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS ALL LOCATIONS
RESET METHOD	MANUAL
CASE MATERIAL	PLASTIC
TRIP RELEASE METHOD	THERMAL-MAGNETIC ALL LOCATIONS
FREQUENCY IN HERTZ	60.0 ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	30000.0 AC AND
	30000.0 DC ALL LOCATIONS
AUXILIARY TRIP COIL VOLTAGE TYPE AND RATING IN VOLTS	120.0 AC NOMINAL ALL LOCATIONS
TRIP RELEASE DUTY CYCLE	CONTINUOUS ALL LOCATIONS
TRIP RELEASE AMBIENT TEMP RATING	50.0 DEG CELSIUS NOMINAL ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE
ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT POLE TWO
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	DUSTPROOF AND
	FUNGUS PROOF
FEATURES PROVIDED	ADJUSTABLE TRIP RELEASE
ADJUSTABLE TRIP SETTING CURRENT RANGE PER POLE IN AMPS	4000.0 TO 6400.0 AC ALL LOCATIONS

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