4710-01-408-8343 TUBE,METALLIC Index 5925-01-408-8345 CIRCUIT BREAKER

National Stock Number:
5925-01-408-8344

Federal Supply Class:
5925

National Item Identification Number:
014088344

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:
295-000-1-66F-5A-203-A82227VDO CONTROL SYSTEMS INC
295-111-1-66F-5A-203-A82227VDO CONTROL SYSTEMS INC
3522 589 08608H0203THALES NEDERLAND B.V.


Techincal Specification:
FREQUENCY IN HERTZ50.0 OR 60.0 SINGLE LOCATION
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDDUSTPROOF
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
MATERIALPLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE20.0 AMPERES AC SINGLE LOCATION
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS277.0 AC SINGLE LOCATION
POLE QUANTITY3
RESET METHODELECTRIC
TRIP RELEASE AMBIENT TEMP RATING-40.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM SINGLE LOCATION
TRIP RELEASE CHARACTERISTICTIME DELAY SINGLE LOCATION
TRIP RELEASE METHODTHERMAL SINGLE LOCATION


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