5925-01-279-0487, CIRCUIT BREAKER

National Stock Number:
5925-01-279-0487

Federal Supply Class:
5925

National Item Identification Number:
012790487

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:

AM2-Z376-2

74193

EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV

Techincal Specification:

ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT EACH POLE
BODY LENGTH	2.500 INCHES NOMINAL
BODY STYLE	MULTIPOLE-MULTIPLE ACTUATOR TYPE
BODY WIDTH	1.500 INCHES NOMINAL
BOSS HEIGHT	0.140 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	1.938 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH	0.750 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH	0.750 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	2.062 INCHES NOMINAL
EXTERNAL ACTUATOR LINKAGE ARRANGEMENT	ONE AND TWO LINKED
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	FUNGUS RESISTANT AND MOISTURE RESISTANT AND HUMIDITY RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	2 TOGGLE
MATERIAL	PLASTIC CASE
MOUNTING FACILITY TYPE AND QUANTITY	4 THREADED HOLE(S)
NOMINAL THREAD SIZE	0.138 INCHES
POLE QUANTITY	2
RESET METHOD	MANUAL
TERMINAL TYPE AND QUANTITY	6 THREADED STUD
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)

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