B3128

Technical Characteristics

• Actuator Travel Control Feature

  stops

• Section Quantity

  2

• Shaft Length

  1.250 inches nominal

• Nonturn Device Radius

  0.531 inches nominal

• Power Dissipation Rating Per Section In Watts

  2.25 free air all sections

• Undercut Diameter

  0.187 inches nominal

• Mounting Method

  standard bushing

• Rotary Actuator Travel In Angular Deg

  312.0 nominal

• Body Style

  cylindrical bushing mounted

• Terminal Type And Quantity

  6 tab, solder lug

• Actuator Type

  dual concentric

• Body Diameter

  1.109 inches nominal

• Screw Thread Diameter

  0.375 inches nominal

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

  120.0 all sections

• Resistance Temp Characteristic Range Per Section In Percent

  -5.0/+10.0 25 deg celsius all sections and -3.0/+0.0 -55 deg celsius all sections and -5.0/+10.0 -25 deg celsius all sections and +0.0/+3.0 120 deg celsius all sections

• Undercut Length

  0.375 inches nominal

• Shaft Style

  round, stepped

• Mounting Bushing Length

  0.375 inches nominal

• Resistance Tolerance Per Section In Percent

  -30.0/+30.0 all sections

• Effective Electrical Rotation In Deg Angular Rotation

  312.0 nominal

• Body Length

  1.234 inches nominal

• Shaft Diameter

  0.265 inches nominal

• Electrical Resistance Per Section

  5.0 percent, rated amperes c and better finish

• Reliability Indicator

  not established

• Screw Thread Series Designator

  unef

• Standard Taper Curve Per Section

  a 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

• Nonturn Device Location

  at 3 oclock

• Electrical Resistance Per Section

  100.0 percent, rated amperes c and better industrial clears

• Screw Thread Quantity Per Inch

  32.0