5925-01-473-6893, CIRCUIT BREAKER

National Stock Number:
5925-01-473-6893

Federal Supply Class:
5925

National Item Identification Number:
014736893

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:

7851-32-20-I

0HPY7

TEXAS INSTRUMENTS INC

Techincal Specification:

PART NAME ASSIGNED BY CONTROLLING AGENCY	CIRCUIT BREAKER
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	60.0 AMPERES AC AND 60.0 AMPERES DC SINGLE LOCATION
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	30.0 DC AND 120.0 AC SINGLE LOCATION
POLE QUANTITY	1
RESET METHOD	MANUAL
SPECIAL FEATURES	CIRCUIT BREAKER IS PART OF THE PROPULSION-CONTROL ENGINE ASSEMBLY ONBOARD U.S. COAST GUARD WLM CLASS CUTTERS. CIRCUIT BREAKER IS 1 POLE, 20 AMP, 32 VOLT MANUAL RESET. ITEM IS ACTUALLY MANUFACTERED BY TEXAS INSTRUMENT SUBDIVISION KLIXON
TRIP RELEASE METHOD	THERMAL SINGLE LOCATION
ULTIMATE TRIP TIME PER POLE IN SECONDS	0.080 MINIMUM AND 0.550 MAXIMUM SINGLE LOCATION

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