1EN51-1B

Technical Characteristics

• Special Features

  12 in. leads

• Switch Release Force

  32.0 ounces minimum

• Nonpile-Up Contact Arrangement

  2 pole, double throw, one position momentary single switch unit

• Hazardous Locations/Environmental Protection

  corrosion resistant

• 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

• Actuator Free Position Height

  1.375 inches nominal

• Terminal Type And Quantity

  6 wire lead

• Switch Actuating Force

  96.0 ounces minimum and 192.0 ounces maximum

• Actuator Diameter

  0.250 inches nominal

• Actuator Height

  0.375 inches nominal

• Maximum Voltage Rating In Volts

  28.0 dc

• Actuator Style

  round

• Contact Load Current Rating At Maximum Rated Voltage

  2.000 amperes inductive dc and 4.000 amperes resistive dc and 4.000 amperes motor dc

• Body Diameter

  1.000 inches nominal

• Body Style

  bushing mounted

• Bushing Length

  1.000 inches nominal

• Thread Series Designator

  unef

• Body Length

  1.165 inches maximum

• Thread Class

  2a

• Mounting Method

  threaded bushing

• Overall Height

  1.000 inches nominal

• Overall Width

  1.000 inches nominal