5925-01-556-1489, CIRCUIT BREAKER

National Stock Number:
5925-01-556-1489

Federal Supply Class:
5925

National Item Identification Number:
015561489

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:

79C0697-04	90536	LOCKHEED MARTIN CORP
B1181	90536	LOCKHEED MARTIN CORP
IULHK11-1REG4-62F-7.50-C-01	81541	SENSATA TECHNOLOGIES MARYLAND, INC
IULHK11-1REG4-62F-7.50-C-01-Q70	81541	SENSATA TECHNOLOGIES MARYLAND, INC

Techincal Specification:

POLE QUANTITY	2
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	7.5 AMPERES AC ALL LOCATIONS
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	277.0 AC ALL LOCATIONS
BODY STYLE	MULTIPOLE-MULTIPLE ACTUATOR TYPE
FREQUENCY IN HERTZ	60.0 ALL LOCATIONS
BODY LENGTH	2.490 INCHES NOMINAL
BODY WIDTH	1.859 INCHES NOMINAL
BODY HEIGHT	1.530 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	1.940 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH	0.750 INCHES NOMINAL
BOSS HEIGHT	0.140 INCHES NOMINAL
PRECIOUS MATERIAL	GOLD
SPECIAL FEATURES	ONE HANDLE PER POLE; INTERNAL CONFIGURATION IS SERIES WITH AUXILARY SWITCH (GOLD CONTACTS) 0.110 QUICK CONNECT; FREQUENCY AND DELAY 50/60 HZ LONG DELAY WITH ADDITION OF INERTIAL DELAY; HANDLE COLOR IS BLACK
PART NAME ASSIGNED BY CONTROLLING AGENCY	MAGNETIC CIRCUIT PROTECTOR

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