Part Number
Definition:
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.
CAGE Information
| Code | Company |
|---|---|
| 51918 | SQUARE D CO AUTOMATION AND CONTROL B |
Federal Supply Class
Title
CIRCUIT BREAKERS
Inclusions:
INCLUDES CIRCUIT BREAKERS AND CUTOUTS.
Exclusions:
EXCLUDES RELAYS.
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AGAV | END ITEM IDENTIFICATION | 420 FT NSC (WMSL-750) COAST GUARD VESSELS |
| FEAT | SPECIAL FEATURES | BUS TIE AND SP BREAKERS, CIRCUIT BREAKER, 3200 AMPS, 3 POLE, ANSI, MASTERPACTNW, CONSISTING OF SQUARE D MASTERPACTS, DRAWOUT CIRCUIT BREAKER, 3000 AMP SENSOR PLUG, UL TYPE E RATING PLUG, MICROLOGIC TRIP UNIT, TYPE 5.0 WITH ZONE SELECTIVE PROTECTION, NO GROUND FAULT, 8 AUXILIARY CONTACTS, NO UNDERVOLTAGE TRIP, NO SECOND SHUNT TRIP, SPRING CHARGING MOTOR, 100-130 VAC, SHUNT TRIP, 24-30 VAC/VDC, CLOSING COIL 24-30 VAC/VDC, PADLOCKABLE PUSHBUTTON COVER, NO SECOND OVERCURRENT TRIP, TERMINATIONS FOR DRAWOUT BREAKER |