5925-01-120-3317, CIRCUIT BREAKER

National Stock Number:
5925-01-120-3317

Federal Supply Class:
5925

National Item Identification Number:
011203317

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:

C528-7	99167	HAMILTON SUNDSTRAND CORPORATION
MCP0358R	79272	LOCKHEED MARTIN CORP
MCP0358R	79292	SCHINDLER ELEVATOR CORPORATION
MCP0358R	89946	EATON CORPORATION

Techincal Specification:

ADJUSTABLE TRIP SETTING CURRENT RANGE PER POLE IN AMPS	+18.0 TO 58.0 AC SINGLE LOCATION
BODY HEIGHT	3.187 INCHES NOMINAL
BODY LENGTH	8.750 INCHES NOMINAL
BODY STYLE	MULTIPOLE-MULTIPLE ACTUATOR TYPE
BODY WIDTH	4.125 INCHES NOMINAL
BOSS HEIGHT	0.125 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	7.628 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH	1.375 INCHES NOMINAL
CIRCUIT PROTECTION TYPE	OVERCURRENT SINGLE LOCATION
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	4.500 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH	1.375 INCHES NOMINAL
FEATURES PROVIDED	ADJUSTABLE TRIP RELEASE
FREQUENCY IN HERTZ	60.0 SINGLE LOCATION
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	600.0 AC SINGLE LOCATION
MATERIAL	PLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	7.0 AMPERES AC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	200.0 AC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY	4 UNTHREADED HOLE(S)
POLE QUANTITY	3
RESET METHOD	MANUAL
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS SINGLE LOCATION
TRIP RELEASE METHOD	MAGNETIC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	140.0 SINGLE LOCATION
UNTHREADED MOUNTING HOLE DIAMETER	0.250 INCHES NOMINAL
TERMINAL TYPE AND QUANTITY	6 SCREW

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