123911LD

Technical Characteristics

• Nominal Thread Size

  0.625 inches 1st mounting facility

• Contact Switching Action

  breaks before makes 7th section rear

• Throw Quantity

  3 each section rear

• Contact Load Current Rating

  10.0 amperes resistive load ac at sea level

• Individual Section Quantity

  11

• Contact Switching Action

  breaks before makes 8th section rear

• Contact Switching Action

  makes before breaks 1st section rear

• Knob Manufacturer Code

  82121

• Square Shaft Size

  0.250 inches nominal single actuator

• Thread Class

  2b single mounting facility

• Overall Length

  7.316 inches nominal

• Switch Actuator Indexing Position Quantity

  3 single actuator

• Contact Switching Action

  breaks before makes 9th section rear

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Switch Actuator Positioning Increment

  90.0 degrees single actuator

• Thread Series Designator

  unef 1st mounting facility

• Contact Switching Action

  makes before breaks 2nd section rear

• Mounting Facility Circle Radius

  1.609 inches nominal 2nd mounting facility

• Knob Manufacturer Part Number

  a

• Pole Quantity

  1 each section rear

• Shaft Type

  round, square, threaded hole single actuator

• Style Designator

  tap, circuit selector

• Contact Switching Action

  makes before breaks 3rd section rear

• Err Default

  err default

• Features Provided

  actuator knob

• Mounting Method

  bracket single mounting facility and threaded hole single mounting facility

• Mounting Facility Pattern

  four position circular single mounting facility

• Contact Switching Action

  breaks before makes 4th section rear

• Contact Voltage Rating In Volts

  125.0 ac at sea level

• Hazardous Locations/Environmental Protection

  explosion proof

• Overall Height

  4.000 inches nominal

• Terminal Type

  tab w/screw

• Contact Switching Action

  breaks before makes 10th section rear

• Contact Switching Action

  breaks before makes 5th section rear

• Contact Switching Action

  breaks before makes 11th section rear

• Overall Width

  4.375 inches nominal

• Shaft Length

  1.000 inches nominal single actuator

• Contact Switching Action

  breaks before makes 6th section rear

• Shaft Diameter

  0.375 inches nominal single actuator

• Special Features

  sections 1 thru 3 are 30 amp 600v ac; includes nameplate p/n 03540-2-34

• Switch Contact Basic Design

  nonpile-up symmetrical

• First Flat Length

  0.875 inches nominal single actuator

• Longest Horizontal Distance Between Mounting Centers

  3.813 inches nominal 3rd mounting facility