155-31R

Technical Characteristics

• Thread Direction (Non-Core)

  err-070

• Body Height

  3.875 inches nominal

• Mounting Facility Quantity

  4 single group

• Center To Center Distance Between Mounting Facilities Parallel To Width

  2.688 inches nominal single mounting facility single center group

• Frequency Rating

  50.0 hertz nominal single component or 60.0 hertz nominal single component

• Overall Length

  4.312 inches nominal

• Center To Center Distance Between Mounting Facilities Parallel To Length

  3.312 inches nominal single mounting facility single center group

• Mounting Method

  threaded stud single group

• Thread Quantity Per Inch

  32 single group

• Terminal Type And Quantity

  19 tab, solder lug

• Thread Series Designator

  unf single group

• Winding Shielding Method

  internal shield brought out to terminal single component

• Overall Width

  3.688 inches nominal

• Reliability Indicator

  not established

• Input-Output Phase Relationship

  single phase to single phase single component

• Winding Function And Quantity

  2 primary single component and 6 secondary single component

• Inclosure Type

  hermetically sealed

• Nominal Thread Size

  0.190 inches single group