1457

Technical Characteristics

• Terminal Type And Quantity

  1 terminal block w/screws

• Thread Series Designator

  unc single group

• Nominal Thread Size

  0.250 inches single group

• Winding Function And Quantity

  1 secondary single component

• Mounting Method

  threaded stud single group

• Mounting Facility Quantity

  4 single group

• Inclosure Type

  fully inclosed

• Distance Between Mounting Facility Centers

  1.438 inches nominal single mounting facility single center group

• Body Height

  9.000 inches nominal

• Body Width

  2.688 inches nominal

• Frequency Rating

  14.0 kilohertz nominal single component

• Reliability Indicator

  not established

• Thread Direction

  right-hand single group

• Thread Class

  1a single group

• Winding Operating Current

  500.0 amperes ac maximum single component single primary

• Thread Quantity Per Inch

  20 single group

• Body Length

  8.000 inches nominal

• Winding Shielding Method

  internal shield grounded to terminal single component

• Input-Output Phase Relationship

  single phase to single phase single component