Product Details | CIRCUIT BREAKER

5925-00-557-1916 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: 10T3501L, 37J498, 5925-00-557-1916, 00-557-1916, 5925005571916, 005571916

Electrical and Electronic Equipment Components | Circuit Breakers

Supply Group (FSG) NSN Assign. NIIN
59 01 JAN 1963 00-557-1916

Drawings & Photos | NSN 5925-00-557-1916


Cross Reference | NSN 5925-00-557-1916

Part Number Cage Code Manufacturer
10T3501L 80064 NAVAL SHIP SYSTEMS COMMAND
37J498 11660 WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
37J498 79500 WESTINGHOUSE ELECTRIC CORP

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Technical Data | NSN 5925-00-557-1916

Characteristic Specifications
POLE QUANTITY 2
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE 500.0 AMPERES DC ALL LOCATIONS
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS 250.0 DC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS 30000.0 DC ALL LOCATIONS
CIRCUIT PROTECTION TYPE OVERCURRENT ALL LOCATIONS
TRIP RELEASE METHOD MAGNETIC ALL LOCATIONS
INTERNAL TRIP RELEASE CONFIGURATION SHUNT TRIP ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC INSTANTANEOUS AND TIME DELAY ALL LOCATIONS
RESET METHOD MANUAL
MAIN CONTACT TRIPPING MECHANISM TYPE NONTRIP FREE
BODY STYLE 1D RECTANGULAR DIMENSIONAL ENVELOPE
OVERALL LENGTH 22.000 INCHES NOMINAL
OVERALL HEIGHT 12.625 INCHES NOMINAL
OVERALL WIDTH 20.000 INCHES NOMINAL
MOUNTING FACILITY TYPE AND QUANTITY 7 UNTHREADED HOLE
UNTHREADED MOUNTING HOLE DIAMETER 0.562 INCHES NOMINAL
MANUAL ACTUATOR TYPE AND QUANTITY 1 ROTARY
ACTUATOR FUNCTION TRIP-RESET
TERMINAL TYPE AND QUANTITY 4 BUS BAR
AUXILIARY SWITCH FUNCTION AND QUANTITY 1 CONTROL
FEATURES PROVIDED ADJUSTABLE TRIP RELEASE
ADJUSTABLE TRIP SETTING CURRENT RANGE PER POLE IN AMPS 500.0 TO 1000.0 DC ALL LOCATIONS
MANUFACTURERS CODE 79500
DESIGN CONTROL REFERENCE 37J498

Restrictions/Controls & Freight Information | NSN 5925-00-557-1916

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 061300 CIRCUIT BREAKER/SWITCH NOI
Less than car load rating P 77.5
Less than truck load rating P 77.5
Water commodity Code 658 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5925-00-557-1916

Category Code Description
Cognizance Codes9NNavy-owned stocks of defense electronic material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9EDefense Supply Center Columbus
Columbus, OH 43218
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
Z
EA : Each