5925-01-374-7001, CIRCUIT BREAKER

National Stock Number:
5925-01-374-7001

Federal Supply Class:
5925

National Item Identification Number:
013747001

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:

EHD3100KL WITH A2X1RB	89946	EATON CORPORATION
G828168	06KW9	LUCENT TECHNOLOGIES INC DBA FEDERAL MARKETING GROUP
G828168	64959	AMERICAN TELEPHONE AND TELEGRAPH CO

Techincal Specification:

ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT POLE TWO
AUXILIARY SWITCH FUNCTION AND QUANTITY	1 ALARM
BODY HEIGHT	3.380 INCHES NOMINAL
BODY LENGTH	6.000 INCHES NOMINAL
BODY STYLE	MULTIPOLE-SINGLE ACTUATOR TYPE
BODY WIDTH	4.120 INCHES NOMINAL
BOSS HEIGHT	0.120 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	4.500 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH	1.375 INCHES NOMINAL
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH	1.375 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	4.650 INCHES NOMINAL
FREQUENCY IN HERTZ	60.0 ALL LOCATIONS
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE
MATERIAL	PLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	100.0 AMPERES AC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	25000.0 AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	4 UNTHREADED HOLE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	480.0 AC ALL LOCATIONS
POLE QUANTITY	3
RESET METHOD	MANUAL
SWITCH CONTACT ARRANGEMENT	SINGLE POLE, DOUBLE THROW
SWITCH LOCATION AND POSITION DESIGNATION	INTERNAL AT POLE ONE
TERMINAL TYPE AND QUANTITY	6 COMPRESSION
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS ALL LOCATIONS
TRIP RELEASE METHOD	MAGNETIC ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 ALL LOCATIONS
UNTHREADED MOUNTING HOLE DIAMETER	0.196 INCHES NOMINAL

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