3778-822PC30SH1

Technical Characteristics

• Thread Class

  2b

• Knob Manufacturer Code

  82121

• Longest Horizontal Distance Between Mounting Centers

  2.094 inches nominal

• Longest Vertical Distance Between Mounting Centers

  2.094 inches nominal

• Pole Quantity

  1

• Mounting Method

  bracket and threaded hole

• Mounting Method

  bracket and unthreaded hole

• Nominal Thread Size

  0.250 inches

• Contact Voltage Rating In Volts

  125.0

• Mounting Facility Pattern

  four position rectangular

• Mounting Facility Pattern

  two position in-line

• Switch Actuator Positioning Increment

  90.0 degrees

• Contact Load Current Rating

  10.0 amperes resistive load

• Hazardous Locations/Environmental Protection

  dustproof

• Overall Length

  7.500 inches nominal

• Overall Width

  4.375 inches nominal

• Shaft Diameter

  0.375 inches nominal

• Shaft Length

  3.906 inches nominal

• Unthreaded Mounting Hole Diameter

  0.312 inches nominal

• Individual Section Quantity

  3

• Knob Manufacturer Part Number

  d

• Longest Horizontal Distance Between Mounting Centers

  3.812 inches nominal

• Switch Contact Basic Design

  nonpile-up symmetrical

• Throw Quantity

  2

• Features Provided

  actuator knob

• Thread Quantity Per Inch

  20

• Switch Actuator Momentary Position

  clockwise and counterclockwise

• Switch Actuator Indexing Position Quantity

  3

• Shaft Type

  round

• Terminal Type

  tab w/screw

• Contact Switching Action

  breaks before makes

• Thread Series Designator

  unc