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National Stock Number:
5925-01-534-0373
Federal Supply Class:
5925
National Item Identification Number:
015340373
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.
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Manufacturer Information:
| JD63B300 | 66842 | SIEMENS ENERGY AND AUTOMATION INC ITE CIRCUIT PROTECTION DIV |
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Techincal Specification:
| SPECIAL FEATURES | ADJUSTABLE TRIP, MOLDED CASE, THERMAL MAGNETIC; JD FRAME; 600 VAC AT 50/60 HZ, 500 VDC; 300 AMPERE AT 40 DEG C; 3 POLE; INTERRUPTING RATING 65 KILOAMPERE AT 240 VAC, 35 KILOAMPERE AT 480 VAC, 25 KILOAMPERE AT 600 VAC/500 VDC (UL) | | POLE QUANTITY | 3 |
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