5925-01-171-1671, CIRCUIT BREAKER

National Stock Number:
5925-01-171-1671

Federal Supply Class:
5925

National Item Identification Number:
011711671

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:

219-2-4505-2	82227	VDO CONTROL SYSTEMS INC
2567-219	74006	RELIANCE COMM/TEC CORP LORAIN PRODUCTS DIV

Techincal Specification:

ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT EACH POLE
ARC QUENCHING METHOD	MAGNETIC BLOWOUT
AUXILIARY SWITCH FUNCTION AND QUANTITY	1 ALARM
BODY LENGTH	4.750 INCHES NOMINAL
BODY STYLE	MULTIPOLE-MULTIPLE ACTUATOR TYPE
BODY WIDTH	2.063 INCHES NOMINAL
BOSS HEIGHT	0.220 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	3.550 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH	1.032 INCHES NOMINAL
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH	1.032 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	2.750 INCHES NOMINAL
EXTERNAL ACTUATOR LINKAGE ARRANGEMENT	ONE AND TWO LINKED
FRAGILITY FACTOR	MODERATELY RUGGED
FREQUENCY IN HERTZ	50.0 OR 60.0 ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	GENERAL PURPOSE
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP SECOND LOCATION
INTERNAL TRIP RELEASE CONFIGURATION	SHUNT TRIP FIRST LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	2 TOGGLE
MATERIAL	PLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	7.0 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	4 THREADED HOLE(S)
MOUNTING SURFACE TO TERMINAL END DISTANCE	3.765 INCHES NOMINAL
NOMINAL THREAD SIZE	0.138 INCHES
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	240.0 AC ALL LOCATIONS
POLE QUANTITY	2
RESET METHOD	MANUAL
SPECIAL HANDLING FEATURE	MAGNETIC
STORAGE TYPE	GENERAL PURPOSE WAREHOUSE
SWITCH CONTACT ARRANGEMENT	SINGLE POLE, DOUBLE THROW
SWITCH CURRENT RATING AND TYPE IN AMPS	2.5 AC AND 1.0 DC
SWITCH LOCATION AND POSITION DESIGNATION	EXTERNAL AT POLE ONE
SWITCH TERMINAL TYPE	TURRET
SWITCH VOLTAGE RATING AND TYPE IN VOLTS	250.0 AC AND 50.0 DC
TERMINAL TYPE AND QUANTITY	5 THREADED STUD
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH	32
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	1.000 NOMINAL AT 400 PCT SECOND LOCATION
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	10.000 NOMINAL AT 500 PCT FIRST LOCATION
TRIP RELEASE CHARACTERISTIC	TIME DELAY ALL LOCATIONS
TRIP RELEASE METHOD	MAGNETIC-HYDRAULIC ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 ALL LOCATIONS
UNPACKAGED UNIT WEIGHT	11.000 OUNCES NOMINAL

Click here to Register for Free 30-day Trial