12-1900-4B18C

Technical Characteristics

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Err Default

  err default

• Flat Height

  0.210 inches nominal single actuator

• Contact Switching Action

  breaks before makes single section front

• Individual Section Quantity

  4

• Shaft Length

  0.750 inches nominal single actuator

• First Flat Length

  0.250 inches nominal single actuator

• Shaft Type

  round, flatted single actuator

• Contact Switching Action

  breaks before makes single section rear

• Throw Quantity

  18 each section rear

• Hazardous Locations/Environmental Protection

  explosion proof

• Mounting Method

  threaded bushing single mounting facility

• Contact Load Current Rating

  5.0 amperes resistive load ac at sea level

• Switch Actuator Indexing Position Quantity

  18 single actuator

• Thread Quantity Per Inch

  32 single mounting facility

• Contact Load Current Rating

  3.0 amperes resistive load dc at sea level

• Terminal Type

  tab, solder lug

• Nominal Thread Size

  0.469 inches single mounting facility

• Switch Contact Basic Design

  nonpile-up symmetrical

• Rotor Through Connection Quantity

  1 each section

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Switch Actuator Positioning Increment

  20.0 degrees single actuator

• Pole Quantity

  1 each section front

• Thread Series Designator

  uns single mounting facility

• Shaft Diameter

  0.250 inches nominal single actuator