5925-01-520-8900, CIRCUIT BREAKER

National Stock Number:
5925-01-520-8900

Federal Supply Class:
5925

National Item Identification Number:
015208900

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:

BACC18AC7

81205

THE BOEING COMPANY

Techincal Specification:

BODY HEIGHT	1.750 INCHES MINIMUM AND 1.909 INCHES MAXIMUM
BODY LENGTH	1.840 INCHES NOMINAL
BODY STYLE	MULTIPOLE-SINGLE ACTUATOR TYPE
BODY WIDTH	1.075 INCHES MINIMUM AND 1.100 INCHES MAXIMUM
BUSHING LENGTH	0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH	0.673 INCHES MINIMUM AND 0.805 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	0.593 INCHES MINIMUM AND 0.655 INCHES MAXIMUM
FREQUENCY IN HERTZ	110.0 ALL LOCATIONS
MATERIAL	PLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	7.5 AMPERES AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	1 THREADED BUSHING
NOMINAL THREAD SIZE	0.4688 INCHES
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	0.35 AC ALL LOCATIONS
POLE QUANTITY	3
TERMINAL TYPE AND QUANTITY	6 THREADED STUD
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNS

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