Product Details | CIRCUIT BREAKER

5925-00-556-7267 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: 5925-00-556-7267, 00-556-7267, 5925005567267, 005567267

Electrical and Electronic Equipment Components | Circuit Breakers

Supply Group (FSG) NSN Assign. NIIN
59 00-556-7267

Drawings & Photos | NSN 5925-00-556-7267


Cross Reference | NSN 5925-00-556-7267

Part Number Cage Code Manufacturer
454-0067-001 94756 BOEING COMPANY, THE DBA BOEING
7373-12 06351 MICROWAVE ENGINEERING CORPORATION
7906326-24 90536 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN
AM1-A3-2-3 74193 EATON CORP HEINEMANN PRODUCTS
AM12-2-125-4-60 74193 EATON CORP HEINEMANN PRODUCTS
AM12-2-250-4-60 74193 EATON CORP HEINEMANN PRODUCTS
AM12-6M2AMP 74193 EATON CORP HEINEMANN PRODUCTS
AM12MG6-2-21 74193 EATON CORP HEINEMANN PRODUCTS
APL-1-1-61-202 81541 SENSATA TECHNOLOGIES MARYLAND, INC
APL-1-1-61-202-M 81541 SENSATA TECHNOLOGIES MARYLAND, INC
APL1-55629-1-025 81541 SENSATA TECHNOLOGIES MARYLAND, INC
M55629/1-025 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-C-55629/1 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-PRF-55629/1 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 5925-00-556-7267

Characteristic Specifications
POLE QUANTITY 1
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE 2.0 AMPERES AC SINGLE LOCATION
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS 250.0 AC SINGLE LOCATION
FREQUENCY IN HERTZ 60.0 SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS 240.0 AC SINGLE LOCATION
CIRCUIT PROTECTION TYPE OVERCURRENT SINGLE LOCATION
TRIP RELEASE METHOD MAGNETIC-HYDRAULIC SINGLE LOCATION
INTERNAL TRIP RELEASE CONFIGURATION SERIES TRIP SINGLE LOCATION
TRIP RELEASE CHARACTERISTIC TIME DELAY SINGLE LOCATION
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT 1.000 NOMINAL AT 150 PCT SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT 125.0 SINGLE LOCATION
RESET METHOD MANUAL
MAIN CONTACT TRIPPING MECHANISM TYPE TRIP FREE
BODY STYLE 12A SINGLE POLE TYPE
BODY LENGTH 2.490 INCHES MINIMUM AND 2.510 INCHES MAXIMUM
BODY WIDTH 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH 1.928 INCHES MINIMUM AND 1.948 INCHES MAXIMUM
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH 2.052 INCHES MINIMUM AND 2.072 INCHES MAXIMUM
BOSS HEIGHT 0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM
MOUNTING SURFACE TO TERMINAL END DISTANCE 2.461 INCHES MINIMUM AND 2.481 INCHES MAXIMUM
CASE MATERIAL PLASTIC
MOUNTING FACILITY TYPE AND QUANTITY 2 THREADED HOLE
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD SIZE 0.138 INCHES
THREAD QUANTITY PER INCH 32
MANUAL ACTUATOR TYPE AND QUANTITY 1 TOGGLE
ACTUATOR FUNCTION TRIP-RESET
ACTUATOR POSITION DESIGNATION AT POLE ONE
TERMINAL TYPE AND QUANTITY 2 THREADED STUD
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED EXPLOSION RESISTANT AND FUNGUS RESISTANT AND MOISTURE RESISTANT
III ARC QUENCHING METHOD MAGNETIC BLOWOUT
III STORAGE TYPE GENERAL PURPOSE WAREHOUSE
III FRAGILITY FACTOR MODERATELY RUGGED
MANUFACTURERS CODE 99380
DESIGN CONTROL REFERENCE 7373-12

Restrictions/Controls & Freight Information | NSN 5925-00-556-7267

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
Category Code Description
No Freight Information