5950-01-155-1302, TRANSFORMER,POWER

National Stock Number:
5950-01-155-1302

Federal Supply Class:
5950

National Item Identification Number:
011551302

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:

77C719225P1	03538	LOCKHEED MARTIN CORPORATION
GE-3P139	20950	ESPEY MFG AND ELECTRONICS CORP
GE-3P139	98675	ESPEY MFG. & ELECTRONICS CORP.

Techincal Specification:

BODY HEIGHT	4.060 INCHES MAXIMUM
BODY LENGTH	6.380 INCHES MAXIMUM
BODY WIDTH	2.940 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH	1.750 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
MOUNTING FACILITY QUANTITY	4 SINGLE GROUP
MOUNTING METHOD	BRACKET AND THREADED HOLE SINGLE GROUP
NOMINAL THREAD SIZE	0.250 INCHES SINGLE GROUP
RELIABILITY INDICATOR	NOT ESTABLISHED
WINDING FUNCTION AND QUANTITY	1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
WINDING OPERATING CURRENT	21.7 AMPERES AC MAXIMUM SINGLE COMPONENT 3RD SECONDARY
WINDING OPERATING VOLTAGE	208.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
WINDING OPERATING VOLTAGE	17.10 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
WINDING SHIELDING METHOD	INTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
TERMINAL TYPE AND QUANTITY	11 TAB, SOLDER LUG
THREAD SERIES DESIGNATOR	UNF SINGLE GROUP
THREAD QUANTITY PER INCH	28 SINGLE GROUP
TRANSFORMER WINDING CONNECTION TYPE	DELTA-WYE

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