5925-00-865-9618, CIRCUIT BREAKER

5905-00-865-9617 RESISTOR,VARIABLE,WIRE WOUND,NON

National Stock Number:
5925-00-865-9618

Federal Supply Class:
5925

National Item Identification Number:
008659618

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:

NEF212020	02201	CHALLENGER ACQUISITION CORP ENGINEERED DISTRIBUTION PRODUCTS DIV
NEF212020	21810	CHALLENGER ELECTRICAL EQUIPMENT CORP
NEF213020	21810	CHALLENGER ELECTRICAL EQUIPMENT CORP
NEF214020	21810	CHALLENGER ELECTRICAL EQUIPMENT CORP

Techincal Specification:

POLE QUANTITY	1
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	20.0 AMPERES AC AND
	20.0 AMPERES DC SINGLE LOCATION
CIRCUIT PROTECTION TYPE	OVERCURRENT SINGLE LOCATION
TERMINAL TYPE AND QUANTITY	2 COMPRESSION
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	277.0 AC AND
	125.0 DC SINGLE LOCATION
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS AND
	TIME DELAY SINGLE LOCATION
RESET METHOD	MANUAL
BODY STYLE	SINGLE POLE TYPE
MOUNTING FACILITY TYPE AND QUANTITY	4 SLOT
CASE MATERIAL	PLASTIC
TRIP RELEASE METHOD	THERMAL-MAGNETIC SINGLE LOCATION
FREQUENCY IN HERTZ	60.0 SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	14000.0 AC AND
	10000.0 DC SINGLE LOCATION
TRIP RELEASE AMBIENT TEMP RATING	40.0 DEG CELSIUS NOMINAL SINGLE LOCATION
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	24.000 MINIMUM AT 200 PCT AND
	65.000 MAXIMUM AT 200 PCT SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	140.0 SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
BODY LENGTH	6.219 INCHES NOMINAL
BODY WIDTH	1.375 INCHES NOMINAL
BODY HEIGHT	3.406 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	5.125 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	5.219 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH	1.125 INCHES NOMINAL
BOSS HEIGHT	0.203 INCHES NOMINAL
MOUNTING SLOT WIDTH	0.250 INCHES NOMINAL
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE
ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT POLE ONE
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	GENERAL PURPOSE
ARC QUENCHING METHOD	MAGNETIC BLOWOUT
STORAGE TYPE	GENERAL PURPOSE WAREHOUSE

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