ST28850

Technical Characteristics

• Terminal Type And Quantity

  23 solder stud

• Winding Power Rating

  156.8 volts-amperes single component 4th secondary

• Winding Operating Current

  5.0 milliamperes ac nominal single component 3rd secondary

• Winding Operating Voltage

  2.60 ac kilovolts nominal single component 3rd secondary

• Maximum Transformer Power Rating

  284.4 volt-ampere single component

• Body Width

  4.120 inches minimum and 4.250 inches maximum

• Thread Direction (Non-Core)

  err-070

• Winding Power Rating

  2.0 volts-amperes single component 2nd secondary

• Winding Operating Voltage

  1.425 ac kilovolts nominal single component 4th secondary

• Winding Operating Voltage

  6.50 ac volts nominal single component 2nd secondary

• Reliability Indicator

  not established

• Frequency Rating

  400.0 hertz nominal single component

• Winding Operating Voltage

  2.60 ac kilovolts nominal single component 1st secondary

• Winding Shielding Method

  internal shield grounded to core and brought out to terminal single component

• Thread Class (Non-Core)

  err-070

• Special Features

  one primary winding; seven secondary windings with the 2nd and 7th winding center tapped and the 6th winding multiple tapped w/o center tap

• Input-Output Phase Relationship

  single phase to single phase single component

• Winding Power Rating

  13.0 volts-amperes single component 1st secondary

• Maximum Operating Temp

  130.0 deg celsius

• Center To Center Distance Between Mounting Facilities Parallel To Width

  3.500 inches nominal single mounting facility single center group

• Inclosure Type

  hermetically sealed

• Winding Operating Current

  5.0 milliamperes ac nominal single component 1st secondary

• Thread Series Designator

  unc single group

• Unpackaged Unit Weight (Non-Core)

  20.000 pounds

• Nominal Thread Size

  0.250 inches single group

• Body Length

  4.870 inches minimum and 5.000 inches maximum

• Winding Power Rating

  13.0 volts-amperes single component 3rd secondary

• Winding Operating Current

  300.0 milliamperes ac nominal single component 2nd secondary

• Mounting Facility Quantity

  4 single group

• Winding Operating Voltage

  115.00 ac volts nominal single component single primary and 110.00 ac volts nominal single component single primary and 120.00 ac volts nominal single component single primary

• Body Height

  4.620 inches minimum and 4.750 inches maximum

• Center To Center Distance Between Mounting Facilities Parallel To Length

  4.250 inches nominal single mounting facility single center group

• Winding Function And Quantity

  1 primary single component and 7 secondary single component

• Mounting Method

  threaded hole single group

• Winding Operating Current

  110.0 milliamperes ac nominal single component 4th secondary