5925-01-503-9429, CIRCUIT BREAKER

National Stock Number:
5925-01-503-9429

Federal Supply Class:
5925

National Item Identification Number:
015039429

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:

IULNK1-1-52-20.0

81541

SENSATA TECHNOLOGIES MARYLAND, INC

Techincal Specification:

BODY HEIGHT	2.040 INCHES NOMINAL
BODY LENGTH	2.490 INCHES NOMINAL
BODY STYLE	SINGLE POLE TYPE
BODY WIDTH	0.750 INCHES NOMINAL
BUSHING LENGTH	0.625 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	2.490 INCHES NOMINAL
CIRCUIT PROTECTION TYPE	OVERCURRENT SINGLE LOCATION
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE
PART NAME ASSIGNED BY CONTROLLING AGENCY	CIRCUIT BREAKER
MATERIAL	PLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	20.0 AMPERES DC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	7500.0 DC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY	2 THREADED STUD(S)
NOMINAL THREAD SIZE	0.188 INCHES
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	80.0 DC SINGLE LOCATION
POLE QUANTITY	1
RESET METHOD	MANUAL
SPECIAL FEATURES	STUD TERMINALS ARE SUPPLIED WITH A FLATWASHER, EXTERNAL TOOTH LOCKWASHER AND A 10-32 OR M5 HEX NUT
TERMINAL TYPE AND QUANTITY	2 THREADED STUD
THREAD SERIES DESIGNATOR	UNF
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	60.000 MAXIMUM AT 125 PCT SINGLE LOCATION
TRIP RELEASE CHARACTERISTIC	TIME DELAY SINGLE LOCATION
TRIP RELEASE METHOD	MAGNETIC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 SINGLE LOCATION
ULTIMATE TRIP TIME PER POLE IN SECONDS	60.000 MAXIMUM SINGLE LOCATION

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