3-1900-4B9

Technical Characteristics

• Switch Actuator Indexing Position Quantity

  9 single actuator

• Hazardous Locations/Environmental Protection

  dustproof

• First Flat Length

  0.250 inches nominal single actuator

• Shaft Type

  round, flatted single actuator

• Contact Switching Action

  breaks before makes each section front

• Switch Actuator Positioning Increment

  15.0 degrees single actuator

• Contact Load Current Rating

  2.0 amperes resistive load dc at sea level

• Style Designator

  4a circular wafer, bushing mount

• Thread Series Designator

  uns single mounting facility

• Overall Length

  2.300 inches nominal

• Flat Height

  0.210 inches nominal single actuator

• Shaft Length

  0.800 inches nominal single actuator

• Individual Section Quantity

  4

• Pole Quantity

  4 each section front

• Mounting Method

  threaded bushing single mounting facility

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Terminal Type

  tab, solder lug

• Contact Load Current Rating

  5.0 amperes resistive load ac at sea level

• Shaft Diameter

  0.250 inches nominal single actuator

• Overall Diameter

  1.500 inches nominal

• Switch Contact Basic Design

  nonpile-up symmetrical

• Throw Quantity

  9 each section front

• Nominal Thread Size

  0.357 inches single mounting facility

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Thread Length

  0.430 inches nominal single mounting facility