5925-01-609-5730, CIRCUIT BREAKER

National Stock Number:
5925-01-609-5730

Federal Supply Class:
5925

National Item Identification Number:
016095730

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:

187025F-03-1	1UW16	COOPER BUSSMANN
187025F-03-1	303N4	CONNECTOR CONCEPTS, INC.

Techincal Specification:

ACTUATOR FUNCTION	RESET
BODY LENGTH	2.750 INCHES NOMINAL
BODY STYLE	SINGLE POLE TYPE
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	WEATHERPROOF AND HERMETICALLY SEALED
OVERALL HEIGHT	2.375 INCHES NOMINAL
OVERALL WIDTH	2.271 INCHES NOMINAL
MATERIAL	PLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	25.0 AMPERES DC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	2 UNTHREADED HOLE(S)
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	48.0 DC ALL LOCATIONS
PART NAME ASSIGNED BY CONTROLLING AGENCY	MANUAL RESET CIRCUIT BREAKER WITH SWITCH FUNCTION-THERMAL TYPE /SERIES 187 MARINE RATED CIRCUIT BREAKER (MRCB)
POLE QUANTITY	1
RESET METHOD	MANUAL
SPECIFICATION/STANDARD DATA	81343 SAE J1117 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SUPPLEMENTARY FEATURES	STORAGE TEMP RATING -40.0F TO 260.0F/OPERATING TEMP RATING -40.0F TO 185.0F
TERMINAL TYPE AND QUANTITY	2 SCREW BASE
TRIP RELEASE METHOD	THERMAL ALL LOCATIONS

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