NSN: 5945-01-163-1475

Technical Characteristics

• Auxiliary Contact Load Current Rating At Maximum Rated Voltage

  10.0 amperes dc resistive load

• Main Contact Load Current Rating At Maximum Rated Voltage

  250.0 amperes ac resistive load

• Operating Voltage Rating And Type At Specified Temp

  28.0 volts dc 25 deg celsius single winding

• Auxiliary Contact Maximum Voltage Rating In Volts

  208.0 ac and 28.0 dc

• Nominal Operating Current Rating And Type

  250.0 amperes dc single winding

• Mounting Facility Pattern

  rectangular single mounting facility

• Winding Quantity

  1

• Unthreaded Mounting Hole Diameter

  0.221 inches minimum and 0.231 inches maximum single mounting facility

• Center To Center Distance Between Mounting Facilities Parallel To Width

  4.000 inches nominal single mounting facility

• Center To Center Distance Between Mounting Facilities Parallel To Length

  4.000 inches nominal single mounting facility

• Overall Length

  5.000 inches nominal

• Terminal Type And Quantity

  6 threaded stud all functions

• Main Contact Maximum Voltage Rating In Volts

  208.0 ac

• Main Contact Load Current Rating At Maximum Rated Voltage

  250.0 amperes ac inductive load

• Main Contact Load Current Rating At Maximum Rated Voltage

  125.0 amperes ac motor load

• Nonpile-Up Auxiliary Contact Arrangement

  1 pole, single throw, normally open, momentary action and 5 pole, double throw, one position momentary

• Nonpile-Up Main Contact Arrangement

  3 pole, single throw, normally open, double make, momentary action

• Mounting Facility Type And Quantity

  4 unthreaded hole single mounting facility

• Duty Type

  continuous

• Coil Quantity

  1

• Overall Width

  4.630 inches nominal

• Overall Height

  4.800 inches nominal