3128

Technical Characteristics

• Winding Tap Location

  center tap

• Winding Tap Location

  multiple taps w/center tap

• Winding Operating Current

  4.5 amperes ac maximum

• Winding Operating Current

  50.0 milliamperes ac maximum

• Winding Power Rating

  3.0 volts-amperes

• Winding Operating Voltage

  105.00 ac volts minimum and 130.00 ac volts maximum

• Winding Operating Voltage

  60.00 ac volts nominal

• Thread Series Designator

  unf

• Terminal Type And Quantity

  11 standoff,solder lug

• Thread Class

  3a

• Center To Center Distance Between Mounting Facilities Parallel To Length

  3.500 inches nominal

• Center To Center Distance Between Mounting Facilities Parallel To Width

  2.500 inches nominal

• Frequency Rating

  60.0 hertz nominal

• Winding Shielding Method

  internal shield grounded to inclosure and core

• Body Length

  4.125 inches nominal

• Inclosure Type

  fully inclosed

• Mounting Facility Quantity

  4

• Mounting Method

  threaded stud

• Winding Tap Location

  tap w/o center tap

• Winding Power Rating

  189.0 volts-amperes

• Winding Operating Voltage

  10.50 ac volts nominal and 31.50 ac volts nominal and 42.00 ac volts nominal

• Winding Operating Voltage

  5.00 ac volts nominal

• Test Data Document

  81349-mil-t-27 specification

• Reliability Indicator

  not established

• Input-Output Phase Relationship

  single phase to single phase

• Body Width

  3.750 inches nominal

• Body Height

  4.750 inches nominal

• Winding Function And Quantity

  1 primary and 2 secondary

• Thread Quantity Per Inch

  32

• Nominal Thread Size

  0.190 inches