5950-01-272-8939, TRANSFORMER,POWER

National Stock Number:
5950-01-272-8939

Federal Supply Class:
5950

National Item Identification Number:
012728939

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:

2905017-4	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
551301	72149	ELECTRONIC TRANSFORMER CORP
H1817	56936	GOODWILL ENGINEERING DESIGNS

Techincal Specification:

BODY HEIGHT	2.500 INCHES MAXIMUM
BODY LENGTH	3.000 INCHES MAXIMUM
BODY WIDTH	2.090 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	2.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH	1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
FREQUENCY RATING	400.0 HERTZ NOMINAL SINGLE COMPONENT
INCLOSURE TYPE	FULLY INCLOSED
INPUT-OUTPUT PHASE RELATIONSHIP	THREE PHASE TO THREE PHASE SINGLE COMPONENT
NOMINAL THREAD SIZE	0.138 INCHES SINGLE GROUP
MOUNTING FACILITY QUANTITY	4 SINGLE GROUP
MOUNTING METHOD	THREADED HOLE SINGLE GROUP
RELIABILITY INDICATOR	NOT ESTABLISHED
THREAD SERIES DESIGNATOR	UNC SINGLE GROUP
TRANSFORMER WINDING CONNECTION TYPE	DELTA-DELTA
WINDING FUNCTION AND QUANTITY	1 PRIMARY SINGLE COMPONENT AND 3 SECONDARY SINGLE COMPONENT
WINDING OPERATING CURRENT	800.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT 3RD SECONDARY
WINDING OPERATING CURRENT	400.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT 2ND SECONDARY
WINDING OPERATING CURRENT	550.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT 1ST SECONDARY
WINDING OPERATING VOLTAGE	11.30 AC VOLTS NOMINAL SINGLE COMPONENT 3RD SECONDARY
WINDING OPERATING VOLTAGE	115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
WINDING OPERATING VOLTAGE	21.70 AC VOLTS NOMINAL SINGLE COMPONENT 1ST SECONDARY
WINDING OPERATING VOLTAGE	21.70 AC VOLTS NOMINAL SINGLE COMPONENT 2ND SECONDARY
WINDING SHIELDING METHOD	INTERNAL SHIELD GROUNDED TO INCLOSURE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
TERMINAL TYPE AND QUANTITY	13 TURRET

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