5950-01-294-9559, TRANSFORMER,POWER

National Stock Number:
5950-01-294-9559

Federal Supply Class:
5950

National Item Identification Number:
012949559

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:

77C721837P001	03538	LOCKHEED MARTIN CORPORATION
77C721837P1	03538	LOCKHEED MARTIN CORPORATION
GE-3P169	20950	ESPEY MFG AND ELECTRONICS CORP
GE-3P169	98675	ESPEY MFG. & ELECTRONICS CORP.

Techincal Specification:

BODY HEIGHT	6.750 INCHES MAXIMUM
BODY LENGTH	8.000 INCHES MAXIMUM
BODY WIDTH	5.880 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	4.969 INCHES MINIMUM AND 5.031 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH	4.563 INCHES MINIMUM AND 4.687 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
FREQUENCY RATING	60.0 HERTZ NOMINAL SINGLE COMPONENT
INCLOSURE TYPE	FULLY INCLOSED
INPUT-OUTPUT PHASE RELATIONSHIP	THREE PHASE TO THREE PHASE SINGLE COMPONENT
MAXIMUM OPERATING TEMP	170.0 CELSIUS
MOUNTING FACILITY QUANTITY	4 SINGLE GROUP
MOUNTING METHOD	SLOT SINGLE GROUP
MOUNTING SLOT WIDTH	0.260 INCHES MINIMUM AND 0.300 INCHES MAXIMUM SINGLE GROUP
RELIABILITY INDICATOR	NOT ESTABLISHED
WINDING FUNCTION AND QUANTITY	1 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
WINDING OPERATING CURRENT	20.4 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
WINDING OPERATING CURRENT	20.4 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
WINDING OPERATING CURRENT	9.8 AMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY
WINDING OPERATING CURRENT	9.8 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
WINDING OPERATING VOLTAGE	115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
WINDING OPERATING VOLTAGE	20.80 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY
WINDING OPERATING VOLTAGE	20.80 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
WINDING OPERATING VOLTAGE	14.50 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
WINDING OPERATING VOLTAGE	14.50 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
WINDING SHIELDING METHOD	INTERNAL SHIELD BROUGHT OUT TO TERMINAL AND INTERNAL SHIELD GROUNDED TO TERMINAL SINGLE COMPONENT
TERMINAL TYPE AND QUANTITY	17 TAB, SOLDER LUG
TRANSFORMER WINDING CONNECTION TYPE	DELTA-WYE AND DELTA-DELTA

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