Product Details | CIRCUIT BREAKER

5925-00-581-1888 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.

Part Alternates: 1531786, 545393, AB, GCP9, 5925-00-581-1888, 00-581-1888, 5925005811888, 005811888

Electrical and Electronic Equipment Components | Circuit Breakers

Supply Group (FSG) NSN Assign. NIIN
59 01 JAN 1963 00-581-1888

Cross Reference | NSN 5925-00-581-1888

Part Number Cage Code Manufacturer
1531786 79500 WESTINGHOUSE ELECTRIC CORP
545393 79500 WESTINGHOUSE ELECTRIC CORP
AB 79500 WESTINGHOUSE ELECTRIC CORP
GCP9 82471 LENARD PACKAGING CO INC THE

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Technical Data | NSN 5925-00-581-1888

Characteristic Specifications
POLE QUANTITY 3
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE 50.0 AMPERES AC ALL LOCATIONS
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS 600.0 AC ALL LOCATIONS
FREQUENCY IN HERTZ 60.0 ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS 15000.0 AC ALL LOCATIONS
CIRCUIT PROTECTION TYPE OVERCURRENT ALL LOCATIONS
TRIP RELEASE METHOD THERMAL-MAGNETIC ALL LOCATIONS
TRIP RELEASE AMBIENT TEMP RATING 25.0 DEG CELSIUS NOMINAL ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC INSTANTANEOUS AND TIME DELAY ALL LOCATIONS
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT 200.000 MINIMUM AT 125 PCT AND 2700.000 MAXIMUM AT 125 PCT AND 20.000 MINIMUM AT 200 PCT AND 60.000 MAXIMUM AT 200 PCT AND 5.500 MINIMUM AT 300 PCT AND 15.000 MAXIMUM AT 300 PCT ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT 125.0 ALL LOCATIONS
ULTIMATE TRIP TIME PER POLE IN SECONDS 200.000 MINIMUM AND 2700.000 MAXIMUM ALL LOCATIONS
RESET METHOD MANUAL
MAIN CONTACT TRIPPING MECHANISM TYPE TRIP FREE
OVERALL LENGTH 9.375 INCHES NOMINAL
OVERALL HEIGHT 4.938 INCHES NOMINAL
OVERALL WIDTH 4.125 INCHES NOMINAL
CASE MATERIAL PLASTIC
MOUNTING FACILITY TYPE AND QUANTITY 4 UNTHREADED HOLE
UNTHREADED MOUNTING HOLE DIAMETER 0.281 INCHES NOMINAL
MANUAL ACTUATOR TYPE AND QUANTITY 1 TOGGLE
ACTUATOR FUNCTION TRIP W/SEPARATE RESET
TERMINAL TYPE AND QUANTITY 6 SCREW
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED DUSTPROOF
SPECIAL FEATURES MTG HOLES ON 7.250 BY 1.375 IN. MTG CENTERS
III ARC QUENCHING METHOD DEION

Restrictions/Controls & Freight Information | NSN 5925-00-581-1888

Category Code Description
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information