National Item Identification Number

01-524-0448
015240448
5925-01-524-0448
5925015240448

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)

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73803

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TEXAS INSTRUMENTS INC
METALLURGICAL MATERIALS DIV
34 FOREST ST
2964
ATTLEBORO
MA
02703
508-236-3800

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Reference Numbers (Part Numbers)

3SB2

Required Categories

POLE QUANTITY
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS
TRIP RELEASE

Required Description

1
28.0 DC ALL LOCATIONS
25.0 DEG CELSIUS NOMINAL ALL LOCATIONS
3.000 NOMINAL