1906-1-B3

Technical Characteristics

• Switch Actuator Positioning Increment

  45.0 degrees single actuator

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Thread Series Designator

  unef single mounting facility

• Thread Class

  2a single mounting facility

• Overall Length

  1.830 inches nominal

• First Flat Length

  0.259 inches nominal single actuator

• Shaft Diameter

  0.248 inches minimum and 0.252 inches maximum single actuator

• Overall Diameter

  1.036 inches maximum

• Nonturn Device Radius

  0.432 inches nominal at 3:00 o'clock

• Nonturn Device Type

  tab at 3:00 o'clock

• Iii Operating Temp Range

  -65.0 to 85.0 deg celsius

• Pole Quantity

  1 single section front

• Mounting Method

  threaded bushing single mounting facility

• Nominal Thread Size

  0.375 inches single mounting facility

• Shaft Type

  round, flatted single actuator

• Contact Load Current Rating

  2.5 amperes inductive load and 5.0 amperes resistive load dc at sea level

• Contact Load Current Rating

  5.0 amperes resistive load ac at sea level

• Style Designator

  9 tap, circular, bushing mount

• Thread Length

  0.430 inches nominal single mounting facility

• Iii Hazardous Locations/Environmental Protection

  explosion proof

• Flat Height

  0.205 inches minimum and 0.215 inches maximum single actuator

• Shaft Length

  0.370 inches nominal single actuator

• Individual Section Quantity

  1

• Switch Contact Basic Design

  nonpile-up symmetrical

• Throw Quantity

  3 single section rear

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Rotor Through Connection Quantity

  1 single section

• Switch Actuator Indexing Position Quantity

  3 single actuator

• Terminal Type

  tab, solder lug

• Contact Switching Action

  breaks before makes single section rear