PB28

Technical Characteristics

• Winding Operating Current

  1.5 amperes ac maximum single component 3rd secondary

• Center To Center Distance Between Mounting Facilities Parallel To Length

  2.188 inches nominal single mounting facility single center group

• Winding Operating Current

  30.0 milliamperes ac maximum single component 1st secondary

• Inclosure Type

  hermetically sealed

• Winding Operating Voltage

  6.30 ac volts nominal single component 3rd secondary

• Nominal Thread Size

  0.190 inches single group

• Thread Direction (Non-Core)

  err-070

• Mounting Facility Quantity

  4 single group

• Frequency Rating

  47.0 hertz minimum single component and 440.0 hertz maximum single component

• Winding Operating Current

  750.0 milliamperes ac maximum single component 2nd secondary

• Winding Operating Voltage

  25.00 ac volts nominal single component 4th secondary

• Winding Tap Location (Non-Core)

  err-070

• Mounting Method

  threaded stud single group

• Thread Quantity Per Inch

  32 single group

• Center To Center Distance Between Mounting Facilities Parallel To Width

  1.875 inches nominal single mounting facility single center group

• Winding Operating Voltage

  103.50 ac volts nominal single component single primary and 115.00 ac volts nominal single component single primary and 126.50 ac volts nominal single component single primary

• Thread Series Designator

  unf single group

• Body Height

  3.500 inches nominal

• Terminal Type And Quantity

  13 standoff insulator

• Winding Operating Current

  250.0 milliamperes ac maximum single component 4th secondary

• Body Length

  3.938 inches nominal

• Winding Function And Quantity

  1 primary single component and 4 secondary single component

• Winding Operating Voltage

  440.00 ac volts nominal single component 1st secondary

• Body Width

  2.562 inches nominal

• Winding Operating Voltage

  6.30 ac volts nominal single component 2nd secondary

• Reliability Indicator

  not established

• Input-Output Phase Relationship

  single phase to single phase single component