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National Stock Number:
5925-01-478-9637
Federal Supply Class:
5925
National Item Identification Number:
014789637
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:
| 117647 | 30086 | L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC. | | ETN320510U01 | 30086 | L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC. |
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Techincal Specification:
| MANUAL ACTUATOR TYPE AND QUANTITY | 1 PUSH BUTTON | | PART NAME ASSIGNED BY CONTROLLING AGENCY | INAVY: CB AQB-LF-252; DRAWING NAME: AQB-LF252 | | POLE QUANTITY | 3 | | PROPRIETARY CHARACTERISTICS | NPAC | | SPECIAL FEATURES | VOLTAGE RATING: 500 VOLTS AC, 60 HZ; CURRENT TYPE: AC; FRAME SIZE: 250 AMPERE; INTERRUPTING RATING: 100,000 AMPS AC, 60 HZ; MOUNTING TYPE: REMOVABLE; CONNECTIONS: FRONT (LINE END ONLY) AND BACK; DEGREE OF SHOCK HARDNESS: CLASS HI (SPEC MIL-S-901); MEANS OF CLOSING: MANUAL OR ADAPTED WITH MOTOR OPERATED MECHANISM; PROTECTION TYPE: ELECTRONIC OVERCURRENT CONTROL; PROTECTIVE FUNCTIONS: LONG TIME DELAY, SHORT TIME DELAY; INSTANTANEOUS TRIP AND CURRENT LIMITING FUSE; AMBIENT TEMPERATURE: 50 DEGREES C; ADDITIONAL AND VERY DETAILED INFORMATION CONTAINED WITHIN THE DRAWING LOCATED IN JEDMICS USING REFERENCE NUMBER 117647 | | UNPACKAGED UNIT WEIGHT | 31.440 POUNDS |
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