73C828-001

Technical Characteristics

• Winding Operating Current

  4.0 amperes ac nominal single component 2nd secondary

• Mounting Facility Quantity

  4 4th group

• Transformer Winding Connection Type

  delta-wye

• Thread Direction (Non-Core)

  err-070

• Center To Center Distance Between Mounting Facilities Parallel To Width

  2.234 inches minimum single mounting facility 2nd center group and 2.266 inches maximum single mounting facility 2nd center group

• Body Width

  2.734 inches minimum and 2.766 inches maximum

• Distance Between Mounting Facility Centers

  2.234 inches minimum single mounting facility 1st center group and 2.266 inches maximum single mounting facility 1st center group

• Nominal Thread Size

  0.112 inches 2nd group

• Mounting Facility Quantity

  2 1st group

• Center To Center Distance Between Mounting Facilities Parallel To Length

  2.734 inches minimum single mounting facility 2nd center group and 2.766 inches maximum single mounting facility 2nd center group

• Nominal Thread Size

  0.112 inches 3rd group

• Mounting Facility Quantity

  4 2nd group

• Nominal Thread Size

  0.164 inches 4th group

• Mounting Facility Quantity

  4 3rd group

• Winding Operating Voltage

  39.20 ac volts nominal single component 1st secondary

• Center To Center Distance Between Mounting Facilities Parallel To Length

  2.734 inches minimum single mounting facility 3rd center group and 2.766 inches maximum single mounting facility 3rd center group

• Body Length

  3.609 inches minimum and 3.641 inches maximum

• Winding Power Rating

  29.13 volts-amperes single component 1st secondary

• Thread Series Designator

  unc all groupings

• Input-Output Phase Relationship

  three phase to single phase single component and three phase to three phase single component

• Maximum Operating Temp

  170.0 deg celsius

• Winding Tap Location (Non-Core)

  err-070

• Winding Power Rating

  26.0 volts-amperes single component 2nd secondary

• Overall Height

  1.922 inches minimum and 1.954 inches maximum

• Center To Center Distance Between Mounting Facilities Parallel To Width

  2.234 inches minimum single mounting facility 3rd center group and 2.266 inches maximum single mounting facility 3rd center group

• Winding Function And Quantity

  1 primary single component and 2 secondary single component

• Inclosure Type

  fully inclosed

• Winding Operating Voltage

  198.90 ac volts nominal single component single primary

• Mounting Method

  threaded hole all groupings

• Center To Center Distance Between Mounting Facilities Parallel To Width

  1.052 inches minimum single mounting facility 4th center group and 1.072 inches maximum single mounting facility 4th center group

• Winding Shielding Method

  internal shield brought out to terminal single component

• Terminal Type And Quantity

  13 turret

• Nominal Thread Size

  0.138 inches 1st group

• Winding Operating Voltage

  6.50 ac volts nominal single component 2nd secondary

• Winding Operating Current

  743.0 milliamperes ac nominal single component 1st secondary

• Reliability Indicator

  not established

• Frequency Rating

  400.0 hertz nominal single component

• Test Data Document

  04660-73c828 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)

• Center To Center Distance Between Mounting Facilities Parallel To Length

  2.115 inches minimum single mounting facility 4th center group and 2.135 inches maximum single mounting facility 4th center group