SW977

Technical Characteristics

• Actuator Length

  2.500 inches nominal

• Contact Load Current Rating At Maximum Rated Voltage

  250.000 milliamperes resistive dc and 20.000 amperes resistive ac

• Body Height

  0.950 inches nominal

• Nonpile-Up Contact Arrangement

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

• Body Length

  1.940 inches nominal

• Switch Actuating Force

  2.5 ounces maximum

• Mounting Method

  unthreaded hole

• Body Width

  0.687 inches nominal

• Terminal Type And Quantity

  3 screw

• Body Style

  hole mounted

• Unthreaded Mounting Hole Diameter

  0.140 inches nominal

• Maximum Voltage Rating In Volts

  480.0 ac and 250.0 dc

• Actuator Movement

  0.078 overtravel inches minimum and 0.630 pretravel inches maximum and 0.109 differential inches maximum

• Inclosure Type

  fully inclosed

• Switch Release Force

  0.5 ounces minimum

• Actuator Style

  leaf

• Center To Center Distance Between Mounting Facilities Parallel To Length

  1.000 inches nominal

• Actuator Free Position Height

  0.640 inches nominal