1900M-U1-3P

Technical Characteristics

• Shaft Diameter

  0.250 inches nominal single actuator

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Switch Actuator Indexing Position Quantity

  3 single actuator

• Overall Diameter

  1.000 inches minimum and 1.306 inches maximum

• Throw Quantity

  3 single section rear

• Contact Load Current Rating

  200.0 milliamperes resistive load dc at altitude and 25.0 milliamperes inductive load dc at altitude

• Rotor Through Connection Quantity

  1 single section

• Detent Rotational Torque Range

  +0.500/+2.500 inch-pounds single actuator

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• First Flat Length

  0.375 inches nominal single actuator

• Contact Voltage Rating In Volts

  28.0 dc at altitude

• Individual Section Quantity

  1

• Thread Series Designator

  unef single mounting facility

• Switch Contact Basic Design

  nonpile-up symmetrical

• Switch Actuator Positioning Increment

  36.0 degrees single actuator

• Operating Temp Range

  -65.0/+125.0 deg celsius

• Terminal Type

  tab, solder lug

• Contact Load Current Rating

  20.0 milliamperes resistive load ac at altitude

• Thread Class

  2a single mounting facility

• Mounting Method

  threaded bushing w/panel seal single mounting facility

• Hazardous Locations/Environmental Protection

  explosion proof

• Contact Switching Action

  breaks before makes single section rear

• Overall Length

  1.999 inches nominal

• Shaft Type

  round, flatted single actuator

• Flat Height

  0.216 inches nominal single actuator

• Contact Load Current Rating

  250.0 milliamperes resistive load dc at sea level and 100.0 milliamperes inductive load dc at sea level

• Nominal Thread Size

  0.375 inches single mounting facility

• Shaft Length

  0.437 inches nominal single actuator

• Style Designator

  tap, circular, bushing mount

• Err Default

  err default

• End Item Identification

  rd threat gen 20418

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Pole Quantity

  1 single section front

• Contact Voltage Rating In Volts

  115.0 ac at altitude

• Contact Load Current Rating

  75.0 milliamperes resistive load ac at sea level