21-1012

Technical Characteristics

• Winding Function And Quantity

  1 primary, fixed autotransformer type single component

• Mounting Hole Diameter

  0.250 inches nominal single group

• Body Width

  3.750 inches nominal

• Mounting Method

  flange single group and unthreaded hole single group

• Inclosure Type

  partially inclosed, half shell

• Center To Center Distance Between Mounting Facilities Parallel To Width

  3.125 inches nominal single mounting facility single center group

• Winding Operating Current

  5.5 amperes nominal b and better drop siding single component single primary output and 3.8 amperes nominal b and better drop siding single component single primary output

• Winding Tap Location (Non-Core)

  tap w/o center tap single component single primary output

• Dummy Terminal Quantity (Non-Core)

  1

• Reliability Indicator

  not established

• Winding Operating Voltage

  0.00 ac pounds per hour dry single component single primary output and 120.00 ac pounds per hour with retaining chain single component single primary output

• Input-Output Phase Relationship

  single phase to single phase single component

• Terminal Type And Quantity

  4 tab, solder lug

• Body Height

  4.500 inches nominal

• Body Length

  4.563 inches nominal

• Center To Center Distance Between Mounting Facilities Parallel To Length

  3.125 inches nominal single mounting facility single center group

• Winding Power Rating

  660.0 volts-amperes single component single primary output

• Winding Operating Voltage

  120.00 ac pounds per hour wet single component single primary input

• Mounting Facility Quantity

  4 single group

• Frequency Rating

  50.0 hertz nominal single component or 60.0 hertz nominal single component