87ES101

Technical Characteristics

• Frequency Rating

  60.0 hertz nominal single component

• Input-Output Phase Relationship

  single phase to single phase single component

• Winding Shielding Method

  internal shield grounded to core single component

• Body Length

  23.000 inches nominal

• Body Width

  25.250 inches nominal

• Inclosure Type

  open

• Winding Tap Location

  multiple taps w/o center tap single component single primary

• Winding Operating Current

  12.0 amperes ac maximum single component 1st secondary

• Winding Operating Voltage

  1.30 ac kilovolts nominal single component 3rd secondary

• Winding Operating Voltage

  6.30 ac volts nominal single component 4th secondary

• Special Features

  six secondaries; four rated

• Terminal Type And Quantity

  4 threaded stud and 12 wire lead

• Center To Center Distance Between Mounting Facilities Parallel To Length

  21.000 inches nominal single mounting facility single center group

• Mounting Hole Diameter

  0.453 inches nominal single group

• Reliability Indicator

  not established

• Maximum Transformer Power Rating

  390.0 volt-ampere single component

• Body Height

  34.000 inches nominal

• Maximum Operating Temp

  100.0 deg celsius

• Mounting Facility Quantity

  6 single group

• Mounting Method

  flange and unthreaded hole single group

• Winding Function And Quantity

  1 primary and 6 secondary single component

• Winding Operating Current

  3.5 amperes ac maximum single component 2nd secondary

• Winding Operating Current

  6.3 amperes ac maximum single component 4th secondary

• Winding Operating Current

  75.0 milliamperes ac maximum single component 3rd secondary

• Winding Operating Voltage

  198.00 ac volts nominal and 208.00 ac volts nominal and 218.00 ac volts nominal single component single primary

• Winding Operating Voltage

  6.30 ac volts nominal single component 1st secondary

• Winding Operating Voltage

  6.30 ac volts nominal single component 2nd secondary