5950-00-798-7778, TRANSFORMER,POWER

National Stock Number:
5950-00-798-7778

Federal Supply Class:
5950

National Item Identification Number:
007987778

Description:
TRANSFORMER,POWER

Detail:
A TRANSFORMER CONSISTING OF ONE OR MORE PRIMARY WINDING(S) AND ONE OR MORE SECONDARY WINDING(S). IT MAY BE DESIGNED FOR DIRECT CONNECTION TO AN ALTERNATING CURRENT SOURCE FOR PURPOSES OF CHANGING THE SECONDARY VOLTS AND AMPERES OR DESIGNED TO ELIMINATE METALLIC INTERCONNECTION BETWEEN CIRCUITS IN AN OVERALL ONE TO ONE VOLTAGE RATIO, WITH OR WITHOUT ADDITIONAL OUTPUT WINDINGS, OR ITEMS DESIGNED TO AUTOMATICALLY MAINTAIN A CONSTANT OUTPUT VOLTAGE WITHIN SPECIFIED LIMITS UNDER VARYING INPUT OR LOAD CONDITIONS. ALSO INCLUDES ITEMS HAVING A PROVISION FOR MECHANICALLY CHANGING THE TURNS RATIO OR INDUCTIVE COUPLING IN PROGRESSIVE INCREMENTS BY MEANS OF VOLTAGE TAPS, RATIO ADJUSTER, OR DEVICES OE SIMILAR DESIGN. FOR TRANSFORMERS HAVING WINDING(S) COMMON TO BOTH INPUT AND OUTPUT CIRCUITS, SEE TRANSFORMER (1), POWER, AUTOTRANSFORMER. EXCLUDES TRANSFORMER (1), PULSE.

Manufacturer Information:

101P2140-1	78022	NORTHROP GRUMMAN SYSTEMS CORPORATION
K4030	51181	KEYTRONICS, INC.

Techincal Specification:

BODY HEIGHT	3.010 INCHES MINIMUM AND 3.030 INCHES MAXIMUM
BODY LENGTH	3.650 INCHES MINIMUM AND 3.670 INCHES MAXIMUM
BODY WIDTH	2.190 INCHES MINIMUM AND 2.210 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	3.062 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH	1.406 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
FREQUENCY RATING	400.0 HERTZ NOMINAL SINGLE COMPONENT
INCLOSURE TYPE	HERMETICALLY SEALED
INPUT-OUTPUT PHASE RELATIONSHIP	THREE PHASE TO THREE PHASE SINGLE COMPONENT
MOUNTING FACILITY QUANTITY	4 SINGLE GROUP
MOUNTING METHOD	THREADED HOLE(S) SINGLE GROUP
NOMINAL THREAD SIZE	0.138 INCHES SINGLE GROUP
RELIABILITY INDICATOR	NOT ESTABLISHED
WINDING FUNCTION AND QUANTITY	1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
WINDING OPERATING VOLTAGE	115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
WINDING OPERATING VOLTAGE	2.188 AC KILOVOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
WINDING SHIELDING METHOD	INTERNAL SHIELD GROUNDED TO CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
TERMINAL TYPE AND QUANTITY	9 SOLDER STUD
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
TRANSFORMER WINDING CONNECTION TYPE	WYE-WYE

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