1905-3-12N

Technical Characteristics

• Thread Series Designator

  unef

• Contact Load Current Rating

  2.0 amperes resistive load and 1.0 amperes inductive load

• Contact Load Current Rating

  1.0 amperes inductive load

• Shaft Type

  round,flatted

• Switch Actuator Indexing Position Quantity

  12

• Shaft Flat/Slot Angular Location

  180.0 degrees from contact position 1

• Contact Voltage Rating In Volts

  28.0

• Contact Voltage Rating In Volts

  115.0

• Mounting Method

  threaded bushing w/panel seal

• Switch Contact Basic Design

  nonpile-up symmetrical

• Operating Temp Range

  m55.0/p85.0 deg celsius

• Individual Section Quantity

  3

• Overall Diameter

  1.330 inches maximum

• Shaft Diameter

  0.248 inches minimum and 0.251 inches maximum

• First Flat Length

  0.230 inches minimum and 0.270 inches maximum

• Overall Length

  2.864 inches maximum

• Hazardous Locations/Environmental Protection

  explosion proof

• Thread Class

  2a

• Switch Actuator Stop Device Type

  fixed stop

• Switch Actuator Positioning Increment

  30.0 degrees

• Contact Switching Action

  breaks before makes

• Terminal Type

  tab,solder lug

• Rotor Through Connection Quantity

  1

• Nominal Thread Size

  0.375 inches

• Throw Quantity

  12

• Pole Quantity

  1

• Nonturn Device Type

  slotted bushing

• Shaft Length

  0.834 inches minimum and 0.914 inches maximum

• Flat Height

  0.204 inches minimum and 0.224 inches maximum

• Thread Length

  0.417 inches minimum and 0.457 inches maximum