1LS1

Technical Characteristics

• Housing Width

  1.570 inches nominal

• Hazardous Locations/Environmental Protection

  watertight

• Inclosure Type

  fully inclosed

• Case Material

  metal

• Maximum Voltage Rating In Volts

  480.0 ac and 250.0 dc

• Actuator Style

  roller arm

• Nonpile-Up Contact Arrangement

  1 two circuit, double break/double make, one position momentary single switch unit

• Actuator Roller Diameter

  0.660 inches nominal

• Switch Release Force

  8.0 inch-ounces minimum

• Body Style

  hole mounted

• Overall Height

  2.280 inches nominal

• Special Features

  compact item

• Center To Center Distance Between Housing Mounting Facilities Parallel To Length

  2.310 inches nominal

• Mounting Method

  unthreaded hole

• Actuator Movement

  30.0 overtravel degrees nominal and 20.0 pretravel degrees maximum and 12.0 differential degrees nominal

• Switch Actuating Force

  48.0 inch-ounces maximum

• Overall Width

  1.190 inches nominal

• Housing Length

  3.700 inches nominal

• Actuator Roller Width

  0.190 inches nominal

• Terminal Type And Quantity

  4 screw

• Housing Height

  1.560 inches nominal

• Contact Load Current Rating At Maximum Rated Voltage

  1.000 amperes resistive dc and 10.000 amperes resistive ac

• Center To Center Distance Between Housing Mounting Facilities Parallel To Width

  1.190 inches nominal