5950-00-972-9270, TRANSFORMER,POWER AUTOTRANSFORME

5977-00-972-9271 BRUSH,ELECTRICAL CONTACT

National Stock Number:
5950-00-972-9270

Federal Supply Class:
5950

National Item Identification Number:
009729270

Description:
TRANSFORMER,POWER AUTOTRANSFORME

Detail:
A TRANSFORMER WHICH INCORPORATES THE PRIMARY AND SECONDARY FUNCTIONS INTO A SINGLE WINDING, WHICH IS COMMON TO BOTH INPUT AND OUTPUT CIRCUITS, AND IS DESIGNED TO CHANGE THE RELATIONSHIP OF VOLTS AND AMPERES BETWEEN THE ENTIRE WINDING AND ITS TAPS. INCLUDES MULTIPLE WINDING TRANSFORMERS OF LIKE DESIGN AND ITEMS IN WHICH A VARIATION OF THE TURNS RATIO OR INDUCTIVE RATIO OF INDUCTIVE COUPLING IS ACCOMPLISHED BY CONNECTION TO FIXED TERMINALS. ALSO, INCLUDES ITEMS HAVING A PROVISION FOR MECHANICALLY CHANGING THE TURNS RATIO IN PROGRESSIVE INCREMENTS, BY MEANS OF A SHAFT, VOLTAGE TAPS, RATIO ADJUSTER, OR DEVICES OF SIMILAR DESIGN. EXCLUDES TRANSFORMER (1), POWER; TRANSFORMER (1), PULSE.

Manufacturer Information:

49017L	12780	RESEARCH-COTTRELL INC
49017L1	95802	AIR SYSTEMS COMPONENTS INC
ST1438	72149	ELECTRONIC TRANSFORMER CORP
ST1438	78987	UNION ELECTRIC MFG CO

Techincal Specification:

BODY HEIGHT	5.562 INCHES MAXIMUM
BODY LENGTH	4.312 INCHES NOMINAL
BODY WIDTH	3.688 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	3.312 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH	2.688 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
FREQUENCY RATING	60.0 HERTZ NOMINAL SINGLE COMPONENT
INCLOSURE TYPE	HERMETICALLY SEALED
INPUT-OUTPUT PHASE RELATIONSHIP	SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
OVERALL HEIGHT	6.687 INCHES MAXIMUM
MOUNTING FACILITY QUANTITY	4 SINGLE GROUP
MOUNTING METHOD	THREADED STUD SINGLE GROUP
NOMINAL THREAD SIZE	0.190 INCHES SINGLE GROUP
RELIABILITY INDICATOR	NOT ESTABLISHED
WINDING FUNCTION AND QUANTITY	1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT
WINDING OPERATING CURRENT	6.82 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
WINDING OPERATING CURRENT	7.88 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY INPUT
WINDING POWER RATING	908.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY INPUT
TERMINAL TYPE AND QUANTITY	11 THREADED STUD
THREAD QUANTITY PER INCH	32 SINGLE GROUP
THREAD SERIES DESIGNATOR	UNF SINGLE GROUP

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