6538D253-1

Technical Characteristics

• Contact Voltage Rating In Volts

  125.0 dc at sea level second voltage

• Contact Adjustability

  deactuation point adjustable and actuation point adjustable

• Thread Series Designator

  npt single pressure connection

• Longest Vertical Distance Between Mounting Centers

  3.100 inches nominal

• Style Designator

  rectangular w/bracket

• Hazardous Locations/Environmental Protection

  weatherproof

• Terminal Type

  tab w/screw

• Contact Load Current Rating

  15.0 amperes resistive load first voltage

• Contact Voltage Rating In Volts

  250.0 ac at sea level first voltage

• Width Across Flats

  0.813 inches nominal

• Overall Length

  6.230 inches nominal

• Contact Adjustment Type

  internal deactuation point hex nut and internal actuation point hex nut

• Overall Height

  2.710 inches nominal

• Thread Quantity Per Inch

  18 single pressure connection

• Media For Which Designed

  gas or liquid

• Frequency In Hertz

  60.0 first voltage

• Nonpile-Up Contact Arrangement

  1 pole, double throw, one position momentary

• Contact Load Current Rating

  400.0 milliamperes resistive load second voltage

• Proof Pressure

  4500.00 pounds per square inch

• Overall Width

  4.750 inches nominal

• Longest Horizontal Distance Between Mounting Centers

  4.250 inches nominal

• Contact Adjustment Range

  +50.00/+250.00 actuation point pounds per square inch gage and +35.00/+235.00 deactuation point pounds per square inch gage

• Pressure Switch Type

  gage

• Features Provided

  automatic reset

• Mounting Method

  bracket

• Nominal Thread Size

  0.250 inches single pressure connection

• Mounting Facility Pattern

  four position rectangular

• Contact Action Stimulus

  increase