National Item Identification Number
01-021-9199
010219199
5925-01-021-9199
5925010219199
National Stock Number
Item Name
CIRCUIT BREAKER
Federal Supply Class
5925
Description
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.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
HM-632400
Required Categories
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE
TRIP RELEASE METHOD
Required Description
400.0 AMPERES AC AND
400.0 AMPERES DC ALL LOCATIONS
MAGNETIC ALL LOCATIONS