W9991

Technical Characteristics

• Thread Class

  2a

• Thread Direction

  right-hand

• Reliability Indicator

  not established

• Overall Height

  4.250 inches maximum

• Body Length

  3.062 inches maximum

• Body Width

  2.625 inches maximum

• Inclosure Type

  fully inclosed

• Mounting Facility Quantity

  4

• Mounting Method

  threaded stud

• Winding Function And Quantity

  1 primary and 1 secondary

• Thread Quantity Per Inch

  32

• Nominal Thread Size

  0.164 inches

• Winding Operating Current

  10.0 amperes ac maximum

• Winding Operating Voltage

  115.00 ac volts nominal

• Unpackaged Unit Weight

  3.500 pounds

• Terminal Type And Quantity

  4 standoff,solder lug

• Center To Center Distance Between Mounting Facilities Parallel To Length

  2.297 inches maximum

• Center To Center Distance Between Mounting Facilities Parallel To Width

  1.859 inches maximum

• Frequency Rating

  60.0 hertz nominal

• Input-Output Phase Relationship

  single phase to single phase

• Maximum Operating Temp

  105.0 deg celsius

• Winding Operating Voltage

  2.50 ac volts nominal

• Thread Series Designator

  unc