5925-00-308-2712, CIRCUIT BREAKER

National Stock Number:
5925-00-308-2712

Federal Supply Class:
5925

National Item Identification Number:
003082712

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:

8011077	18876	U S ARMY AVIATION AND MISSILE COMMAND
K5385TYP3ML	51918	SCHNEIDER ELECTRIC USA, INC.
SK5385	56365	SCHNEIDER ELECTRIC USA, INC.

Techincal Specification:

ACTUATOR FUNCTION	TRIP-RESET
BODY HEIGHT	3.062 INCHES NOMINAL
BODY LENGTH	6.000 INCHES NOMINAL
BODY STYLE	MULTIPOLE-SINGLE ACTUATOR TYPE
BODY WIDTH	3.000 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH	0.828 INCHES NOMINAL
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	4.250 INCHES NOMINAL
FREQUENCY IN HERTZ	400.0 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	50.0 AMPERES AC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	5000.0 AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	2 UNTHREADED HOLE(S)
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	250.0 AC ALL LOCATIONS
POLE QUANTITY	3
RESET METHOD	MANUAL
UNTHREADED MOUNTING HOLE DIAMETER	0.161 INCHES NOMINAL
TERMINAL TYPE AND QUANTITY	6 SCREW
TRIP RELEASE AMBIENT TEMP RATING	25.0 CELSIUS NOMINAL ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS AND TIME DELAY ALL LOCATIONS
TRIP RELEASE METHOD	THERMAL ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	150.0 ALL LOCATIONS
ULTIMATE TRIP TIME PER POLE IN SECONDS	70.000 MINIMUM AND 200.000 MAXIMUM ALL LOCATIONS

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