539D780P1

Technical Characteristics

• Mounting Bushing Length

  0.375 inches nominal

• First Flat Length

  0.280 inches nominal

• Effective Electrical Rotation In Deg Angular Rotation

  312.0 nominal

• Shaft Diameter

  0.250 inches maximum

• Body Length

  1.312 inches maximum

• Reliability Indicator

  not established

• Screw Thread Series Designator

  unef

• Resistance Temp Characteristic Range Per Section In Percent

  -2.5/+2.5 85 deg celsius 1st section and +0.0/+5.5 120 deg celsius 1st section and +0.0/+7.0 -55 deg celsius 1st section and +0.0/+2.0 0 deg celsius 1st section and +0.0/+3.5 -25 deg celsius 1st section and +0.0/+8.5 150 deg celsius 1st section

• Nonturn Device Location

  at 9 oclock

• Mounting Method

  standard bushing

• Resistance Tolerance Per Section In Percent

  -10.0/+10.0 all sections

• Terminal Location

  radially positioned over less than half the circumference

• Ambient Temp In Deg Celsius Per Section At Full Rated Power

  70.0 all sections

• Screw Thread Quantity Per Inch

  32.0

• Undercut Diameter

  0.125 inches nominal

• Flat Height

  0.080 inches nominal

• Electrical Resistance Per Section

  10.0 percent, rated amperes c and better finish

• Shaft Style

  round, stepped

• Standard Taper Curve Per Section

  a 1st section

• Undercut Length

  0.375 inches nominal

• Body Diameter

  1.156 inches maximum

• Ambient Temp In Deg Celsius Per Section At Zero Percent Rated Power

  150.0 all sections

• Screw Thread Diameter

  0.375 inches nominal

• Power Dissipation Rating Per Section In Watts

  3.0 heat sink all sections

• Actuator Type

  dual concentric

• Terminal Type And Quantity

  6 tab, solder lug

• Standard Taper Curve Per Section

  f 2nd section

• Body Style

  cylindrical bushing mounted

• Rotary Actuator Travel In Angular Deg

  312.0 nominal

• Nonturn Device Radius

  0.531 inches nominal

• Shaft Length

  1.250 inches nominal

• Section Quantity

  2

• Electrical Resistance Per Section

  1.0 gallons per minute c and better industrial clears

• Actuator Travel Control Feature

  stops

• Resistance Temp Characteristic Range Per Section In Percent

  +0.0/+5.0 -25 deg celsius 2nd section and +0.0/+7.5 120 deg celsius 2nd section and -3.5/+3.5 85 deg celsius 2nd section and +0.0/+2.5 0 deg celsius 2nd section and +0.0/+10.0 -55 deg celsius 2nd section and +0.0/+12.5 150 deg celsius 2nd section