20A2S-39

Technical Characteristics

• Special Features

  switch has dial with a rotation arc of 31o deg which fits over flatted shaft 0.938 in. lg,0.250 in. dia requiring min 10 in. oz torque to turn out of off position

• Contact Load Current Rating

  27.0 amperes resistive load first voltage

• Contact Voltage Rating In Volts

  240.00 ac at sea level second voltage

• Contact Load Current Rating

  22.5 amperes resistive load third voltage

• Contact Voltage Rating In Volts

  277.0 ac at sea level third voltage

• Nonpile-Up Contact Arrangement

  1 pole, single throw, both positions maintained

• Bulb Length

  14.875 inches minimum and 16.875 inches maximum

• Mounting Method

  bracket and threaded hole

• Mounting Facility Pattern

  two position in-line

• Contact Voltage Rating In Volts

  480.0 ac at sea level fourth voltage

• Overall Width

  2.485 inches nominal

• Contact Action Stimulus

  increase

• Contact Load Current Rating

  25.0 amperes resistive load second voltage

• Bulb Diameter

  0.188 inches nominal

• Contact Adjustability

  actuation point adjustable

• Capillary Tube Length

  18.0 inches nominal

• Thread Quantity Per Inch

  32 single threaded hole

• Nominal Thread Size

  0.112 inches all threaded hole

• Thread Series Designator

  unc all threaded hole

• Contact Adjustment Range

  +0.00/+800.00 actuation point degrees fahrenheit

• Thread Class

  2b all threaded hole

• Contact Voltage Rating In Volts

  208.0 ac at sea level first voltage

• Overall Length

  2.953 inches nominal

• Media For Which Designed

  gas

• Terminal Type

  tab w/screw

• Contact Adjustment Type

  external actuation point shaft with scale

• Contact Load Current Rating

  20.0 amperes resistive load fourth voltage

• Overall Height

  1.656 inches nominal

• Temp Sensing Element Type

  capillary tube-bulb