National Item Identification Number

01-051-1239
010511239
5925-01-051-1239
5925010511239

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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81541

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AIRPAX CORPORATION LLC
DIV POWER PROTECTION PRODUCTS
807 WOODS RD
CAMBRIDGE
MD
21613
410-221-9484

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07523

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AMERICAN PRECISION INDUSTRIES INC
BASCO DIV
2777 WALDEN AVE
BUFFALO
NY
14225
716-691-9100

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Reference Numbers (Part Numbers)

UPGX14-1404-2
70960058

Required Categories

POLE QUANTITY
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE
OPERATING VOLTAG

Required Description

2
13.0 AMPERES AC ALL LOCATIONS
250.0 AC ALL LOCATIONS
60.0 ALL LOCATIONS
10