5950-00-646-0066, TRANSFORMER,POWER

National Stock Number:
5950-00-646-0066

Federal Supply Class:
5950

National Item Identification Number:
006460066

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:

N291812-1	06845	RAYTHEON COMPANY
TF190FPS20	80058	JOINT ELECTRONICS TYPE DESIGNATION SYSTEM

Techincal Specification:

BODY HEIGHT	22.630 INCHES NOMINAL
BODY LENGTH	26.500 INCHES NOMINAL
BODY WIDTH	25.500 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	9.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH	25.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
FREQUENCY RATING	55.0 HERTZ MINIMUM AND 65.0 HERTZ MAXIMUM SINGLE COMPONENT
INCLOSURE TYPE	HERMETICALLY SEALED WITH OIL
INPUT-OUTPUT PHASE RELATIONSHIP	THREE PHASE TO THREE PHASE SINGLE COMPONENT
MAXIMUM TRANSFORMER POWER RATING	21.9 KILOVOLT-AMPERE SINGLE COMPONENT
MOUNTING FACILITY QUANTITY	6 SINGLE GROUP
MOUNTING HOLE DIAMETER	0.437 INCHES NOMINAL SINGLE GROUP
MOUNTING METHOD	UNTHREADED HOLE SINGLE GROUP
WINDING FUNCTION AND QUANTITY	1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
WINDING OPERATING CURRENT	1.2 AMPERES AC MAXIMUM SINGLE COMPONENT ALL SECONDARY
WINDING OPERATING VOLTAGE	10.40 AC KILOVOLTS NOMINAL SINGLE COMPONENT 3RD SECONDARY
WINDING OPERATING VOLTAGE	208.00 AC VOLTS MINIMUM AND 250.00 AC VOLTS MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
WINDING OPERATING VOLTAGE	5.00 AC KILOVOLTS NOMINAL SINGLE COMPONENT 1ST SECONDARY
WINDING OPERATING VOLTAGE	8.00 AC KILOVOLTS NOMINAL SINGLE COMPONENT 2ND SECONDARY
TERMINAL TYPE AND QUANTITY	9 STANDOFF, THREADED STUD
TRANSFORMER WINDING CONNECTION TYPE	DELTA-WYE

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