121305A

Technical Characteristics

• Shaft Diameter

  0.250 inches nominal single actuator

• First Flat Length

  0.750 inches nominal single actuator

• Detent Rotational Torque Range

  +0.500/+4.000 inch-pounds single actuator

• Individual Section Quantity

  5

• Features Provided

  actuator knob

• Knob Manufacturer Part Number

  a

• Style Designator

  tap, circuit selector

• Longest Horizontal Distance Between Mounting Centers

  2.094 inches nominal 2nd mounting facility

• Mounting Method

  bracket single mounting facility and threaded hole single mounting facility

• Contact Voltage Rating In Volts

  125.0 ac at sea level

• Shaft Type

  round, hollowed, flatted single actuator

• Hazardous Locations/Environmental Protection

  explosion proof

• Mounting Facility Pattern

  four position rectangular single mounting facility

• Terminal Type

  tab w/screw

• Overall Width

  2.406 inches nominal

• Overall Length

  4.531 inches nominal

• Shaft Length

  1.000 inches nominal single actuator

• Longest Horizontal Distance Between Mounting Centers

  1.641 inches nominal 1st mounting facility

• Contact Load Current Rating

  10.0 amperes inductive load ac at sea level

• Switch Contact Basic Design

  nonpile-up symmetrical

• Switch Actuator Momentary Position

  clockwise single actuator

• Throw Quantity

  3 each section rear

• Rotor Through Connection Quantity

  1 each section

• Longest Vertical Distance Between Mounting Centers

  1.641 inches nominal 1st mounting facility

• Contact Voltage Rating In Volts

  120.0 dc at sea level

• Unthreaded Mounting Hole Diameter

  0.203 inches nominal 2nd mounting facility

• Thread Quantity Per Inch

  24 single mounting facility

• Thread Series Designator

  unc single mounting facility

• Overall Height

  2.500 inches maximum

• Knob Manufacturer Code

  82121

• Thread Class

  2b single mounting facility

• Pole Quantity

  1 each section front

• Switch Actuator Indexing Position Quantity

  3 single actuator

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Switch Actuator Positioning Increment

  90.0 degrees single actuator

• Nominal Thread Size

  0.190 inches single mounting facility

• Contact Switching Action

  breaks before makes each section rear

• Contact Load Current Rating

  10.0 amperes inductive load dc at sea level