7E123

Technical Characteristics

• Mounting Slot Width

  0.280 inches nominal single group

• Input-Output Phase Relationship

  three phase to single phase single component

• Body Length

  7.000 inches nominal

• Body Height

  5.030 inches nominal

• Mounting Facility Quantity

  4 single group

• Winding Tap Location

  multiple taps w/o center tap single component single primary

• Reliability Indicator

  not established

• Center To Center Distance Between Mounting Facilities Parallel To Length

  3.690 inches nominal single mounting facility single center group

• Center To Center Distance Between Mounting Facilities Parallel To Width

  1.375 inches nominal single mounting facility single center group

• Body Width

  4.620 inches nominal

• Inclosure Type

  open

• Mounting Method

  flange and slot single group

• Winding Function And Quantity

  1 primary and 2 secondary single component

• Winding Operating Current

  10.0 amperes ac maximum single component 2nd secondary

• Winding Operating Current

  55.0 milliamperes ac maximum single component 1st secondary

• Winding Operating Voltage

  56.00 ac volts nominal single component 2nd secondary

• Terminal Type And Quantity

  15 tab, solder lug

• Winding Operating Voltage

  28.70 ac volts nominal single component 1st secondary