5950-00-646-5258 TRANSFORMER,POWER Index 5950-00-646-5265 TRANSFORMER,POWER AUTOTRANSFORME

National Stock Number:
5950-00-646-5259

Federal Supply Class:
5950

National Item Identification Number:
006465259

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:
77493003848ARMA DIV AMBAC INDUSTRIES INC
77493010001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
BODY HEIGHT7.125 INCHES NOMINAL
BODY LENGTH12.750 INCHES NOMINAL
BODY WIDTH5.250 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH3.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH4.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
FREQUENCY RATING60.0 HERTZ NOMINAL SINGLE COMPONENT
INCLOSURE TYPEOPEN
INPUT-OUTPUT PHASE RELATIONSHIPTHREE PHASE TO THREE PHASE SINGLE COMPONENT
MOUNTING FACILITY QUANTITY4 SINGLE GROUP
MOUNTING METHODTHREADED STUD SINGLE GROUP
NOMINAL THREAD SIZE0.138 INCHES SINGLE GROUP
RELIABILITY INDICATORNOT ESTABLISHED
SPECIAL FEATURESBOTH 247 WINDINGS ARE STAR CONNECTED 133 WINDING IS STAR CONNECTED
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
WINDING OPERATING CURRENT376.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT 2ND SECONDARY
WINDING OPERATING CURRENT376.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT 3RD SECONDARY
WINDING OPERATING CURRENT916.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT 1ST SECONDARY
WINDING OPERATING VOLTAGE133.00 AC VOLTS NOMINAL SINGLE COMPONENT 1ST SECONDARY
WINDING OPERATING VOLTAGE109.00 AC VOLTS NOMINAL AND 115.00 AC VOLTS NOMINAL AND 122.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
WINDING OPERATING VOLTAGE247.00 AC VOLTS NOMINAL SINGLE COMPONENT 2ND SECONDARY
WINDING OPERATING VOLTAGE247.00 AC VOLTS NOMINAL SINGLE COMPONENT 3RD SECONDARY
TERMINAL TYPE AND QUANTITY21 WIRE LEAD
THREAD SERIES DESIGNATORUNC SINGLE GROUP
THREAD QUANTITY PER INCH32 SINGLE GROUP


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