5-1257

Technical Characteristics

• Mounting Method

  threaded bushing single group

• Body Length

  3.312 inches nominal

• Winding Operating Voltage

  115.00 ac pounds per hour wet single component single primary input

• Nominal Thread Size

  0.375 inches single group

• Winding Operating Current

  2.5 amperes nominal b and better drop siding single component single primary output

• Thread Class (Non-Core)

  2a single group

• Thread Quantity Per Inch

  32 single group

• Thread Direction (Non-Core)

  right-hand single group

• Winding Operating Voltage

  0.00 ac pounds per hour dry single component single primary output and 28.00 ac pounds per hour with retaining chain single component single primary output

• Inclosure Type

  fully inclosed

• Thread Series Designator

  unef single group

• Terminal Type And Quantity

  3 threaded stud

• Winding Power Rating

  70.0 volts-amperes single component single primary output

• Reliability Indicator

  not established

• Body Outside Diameter

  1.812 inches nominal

• Input-Output Phase Relationship

  single phase to single phase single component

• Winding Function And Quantity

  1 primary, variable autotransformer type single component

• Frequency Rating

  400.0 hertz minimum single component and 800.0 hertz maximum single component