M1645A

Technical Characteristics

• Style Designator

  tap, circuit selector

• Shaft Type

  round, hollowed single actuator

• Individual Section Quantity

  4

• Shaft Length

  0.750 inches nominal single actuator

• 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 Voltage Rating In Volts

  125.0 ac at sea level

• Terminal Type

  tab w/screw

• Overall Width

  2.828 inches nominal

• Overall Length

  2.750 inches nominal

• Switch Contact Basic Design

  nonpile-up symmetrical

• Switch Actuator Indexing Position Quantity

  2 single actuator

• Throw Quantity

  2 each section front

• Contact Load Current Rating

  10.0 amperes resistive load ac at sea level

• Contact Voltage Rating In Volts

  120.0 dc at sea level

• Mounting Facility Circle Radius

  2.312 inches nominal single mounting facility

• Thread Quantity Per Inch

  24 single mounting facility

• Hazardous Locations/Environmental Protection

  dustproof

• Overall Height

  2.828 inches nominal

• Contact Load Current Rating

  1.0 amperes resistive load dc at sea level

• Thread Series Designator

  unc single mounting facility

• Knob Manufacturer Code

  82121

• Thread Class

  2b single mounting facility

• Pole Quantity

  1 each section front

• Switch Actuator Positioning Increment

  90.0 degrees single actuator

• Nominal Thread Size

  0.190 inches single mounting facility

• Knob Special Markings

  std oval

• Contact Switching Action

  breaks before makes each section front

• Shaft Diameter

  0.250 inches nominal single actuator