1EN311-12B

Technical Characteristics

• Mounting Method

  threaded bushing

• Actuator Free Position Height

  1.345 inches minimum and 1.405 inches maximum

• Contact Load Current Rating At Maximum Rated Voltage

  3.000 amperes inductive dc and 5.000 amperes resistive dc and 4.000 amperes motor dc

• Inclosure Type

  fully inclosed

• Nominal Thread Size

  0.625 inches

• Actuator Movement

  0.250 overtravel inches minimum and 0.040 pretravel inches maximum and 0.020 differential inches maximum

• Switch Actuating Force

  96.0 ounces minimum and 192.0 ounces maximum

• Features Provided

  actuator seal

• Switch Release Force

  4.0 ounces minimum

• Actuator Diameter

  0.250 inches nominal

• Actuator Height

  0.375 inches nominal

• Terminal Type And Quantity

  2 wire lead

• Maximum Voltage Rating In Volts

  28.0 dc

• Actuator Style

  round

• Body Diameter

  1.000 inches nominal

• Body Style

  bushing mounted

• Bushing Length

  1.000 inches nominal

• Hazardous Locations/Environmental Protection

  dustproof

• Thread Series Designator

  unef

• Body Length

  1.165 inches maximum

• Nonpile-Up Contact Arrangement

  1 pole, single throw, normally closed, momentary action single switch unit