1-1909M-2-2N

Technical Characteristics

• Thread Class

  2a single mounting facility

• Thread Length

  0.437 inches nominal single mounting facility

• Iii Hazardous Locations/Environmental Protection

  explosion proof

• Overall Length

  2.144 inches minimum and 2.224 inches maximum

• Shaft Diameter

  0.248 inches minimum and 0.251 inches maximum single actuator

• Individual Section Quantity

  2

• Nonturn Device Type

  slotted bushing at 3:00 o'clock

• Iii Operating Temp Range

  -65.0 to 125.0 deg celsius

• Switch Contact Basic Design

  nonpile-up symmetrical

• Pole Quantity

  2 each section front

• Mounting Method

  threaded bushing single mounting facility

• Nominal Thread Size

  0.375 inches single mounting facility

• Switch Actuator Indexing Position Quantity

  2 single actuator

• Contact Load Current Rating

  2.0 amperes resistive load ac at sea level

• Style Designator

  9 tap, circular, bushing mount

• Thread Series Designator

  unef single mounting facility

• Shaft Type

  round, flatted single actuator

• Contact Switching Action

  breaks before makes each section rear

• Switch Actuator Positioning Increment

  30.0 degrees single actuator

• Iii Precious Material And Location

  contacts silver

• Iii Precious Material

  silver

• First Flat Length

  0.250 inches nominal single actuator

• Flat Height

  0.209 inches minimum and 0.219 inches maximum single actuator

• Shaft Length

  0.437 inches nominal single actuator

• Overall Diameter

  1.100 inches nominal

• Nonturn Device Radius

  0.375 inches nominal at 3:00 o'clock

• Throw Quantity

  2 each section rear

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Iii Shaft Flat/Slot Angular Location

  345.0 degrees from nonturn device single actuator

• Rotor Through Connection Quantity

  2 each section

• Terminal Type

  tab, solder lug

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Contact Load Current Rating

  1.0 amperes resistive load and 50.0 milliamperes inductive load dc at sea level