5950-01-155-1303, TRANSFORMER,POWER

National Stock Number:
5950-01-155-1303

Federal Supply Class:
5950

National Item Identification Number:
011551303

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:

77C719224P1	03538	LOCKHEED MARTIN CORPORATION
GE-3P140	20950	ESPEY MFG AND ELECTRONICS CORP
GE-3P140	98675	ESPEY MFG. & ELECTRONICS CORP.

Techincal Specification:

BODY HEIGHT	5.880 INCHES MAXIMUM
BODY LENGTH	3.750 INCHES MAXIMUM
BODY WIDTH	2.600 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH	3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
CRITICALITY CODE JUSTIFICATION	FEAT
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	THREADED HOLE SINGLE GROUP
NOMINAL THREAD SIZE	0.250 INCHES SINGLE GROUP
RELIABILITY INDICATOR	NOT ESTABLISHED
SPECIAL FEATURES	WEAPON SYSTEM ESSENTIAL
WINDING OPERATING CURRENT	10.0 AMPERES DC MAXIMUM SINGLE COMPONENT 1ST SECONDARY
WINDING FUNCTION AND QUANTITY	1 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
WINDING OPERATING CURRENT	15.0 AMPERES DC MAXIMUM SINGLE COMPONENT 4TH SECONDARY
WINDING OPERATING CURRENT	6.0 AMPERES DC MAXIMUM SINGLE COMPONENT 3RD SECONDARY
WINDING OPERATING CURRENT	9.0 AMPERES DC MAXIMUM SINGLE COMPONENT 2ND SECONDARY
WINDING OPERATING VOLTAGE	208.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
WINDING OPERATING VOLTAGE	21.60 AC VOLTS NOMINAL SINGLE COMPONENT 2ND SECONDARY
WINDING OPERATING VOLTAGE	15.60 AC VOLTS NOMINAL SINGLE COMPONENT 4TH SECONDARY
WINDING OPERATING VOLTAGE	26.60 AC VOLTS NOMINAL SINGLE COMPONENT 3RD SECONDARY
WINDING OPERATING VOLTAGE	29.50 AC VOLTS NOMINAL SINGLE COMPONENT 1ST SECONDARY
WINDING SHIELDING METHOD	PRIMARY AND SECONDARY SHIELDED AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
TERMINAL TYPE AND QUANTITY	15 TAB, SOLDER LUG
THREAD SERIES DESIGNATOR	UNF SINGLE GROUP
THREAD QUANTITY PER INCH	28 SINGLE GROUP
TRANSFORMER WINDING CONNECTION TYPE	WYE-WYE

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