4-1900M1-3N

Technical Characteristics

• Hazardous Locations/Environmental Protection

  explosion proof

• Flat Height

  0.205 inches minimum and 0.215 inches maximum

• Shaft Diameter

  0.248 inches minimum and 0.252 inches maximum

• Overall Diameter

  1.180 inches minimum and 1.200 inches maximum

• Nonturn Device Radius

  0.432 inches nominal

• Operating Temp Range

  m55.0/p125.0 deg celsius

• Switch Contact Basic Design

  nonpile-up symmetrical

• Pole Quantity

  3

• Throw Quantity

  3

• Contact Voltage Rating In Volts

  115.0

• Contact Voltage Rating In Volts

  28.0

• Shaft Flat/Slot Angular Location

  210.0 degrees from nonturn device

• Switch Actuator Indexing Position Quantity

  3

• Terminal Type

  tab,solder lug

• Contact Switching Action

  breaks before makes

• Contact Load Current Rating

  1.0 amperes resistive load

• Thread Length

  0.410 inches minimum and 0.450 inches maximum

• Overall Length

  1.710 inches minimum and 1.810 inches maximum

• First Flat Length

  0.240 inches minimum and 0.260 inches maximum

• Shaft Length

  0.760 inches minimum and 0.840 inches maximum

• Individual Section Quantity

  1

• Nonturn Device Type

  tab

• Mounting Method

  threaded bushing

• Nominal Thread Size

  0.375 inches

• Rotor Through Connection Quantity

  3

• Shaft Type

  round,flatted

• Switch Actuator Positioning Increment

  30.0 degrees

• Switch Actuator Stop Device Type

  fixed stop

• Contact Load Current Rating

  0.5 amperes resistive load and 0.2 amperes inductive load

• Thread Series Designator

  unef