NSN: 5945-00-221-9738

Technical Characteristics

• Fragility Factor

  moderately rugged

• Mounting Facility Type And Quantity

  4 unthreaded hole single mounting facility

• Mounting Facility Pattern

  rectangular single mounting facility

• Storage Type

  general purpose warehouse

• Winding Dc Resistance Rating

  93.3 ohms nominal single winding

• Main Contact Load Current Rating At Maximum Rated Voltage

  175.0 amperes ac motor load and 175.0 amperes dc motor load

• Auxiliary Contact Load Current Rating At Maximum Rated Voltage

  5.0 amperes ac resistive load and 5.0 amperes dc resistive load

• Environmental Protection

  hermetic

• Auxiliary Contact Maximum Voltage Rating In Volts

  115.0 ac and 28.0 dc

• Nonpile-Up Auxiliary Contact Arrangement

  4 pole, double throw, one position momentary

• Overall Length

  5.000 inches nominal

• Arc Quenching Method

  air

• Winding Quantity

  1

• Operating Voltage Rating And Type At Specified Temp

  24.0 volts teardrop, two holes type 4f single winding

• Main Contact Load Current Rating At Maximum Rated Voltage

  250.0 amperes ac inductive load and 250.0 amperes dc inductive load

• Case Material

  metal

• Center To Center Distance Between Mounting Facilities Parallel To Width

  4.000 inches nominal single mounting facility

• Main Contact Maximum Voltage Rating In Volts

  115.0 ac and 28.0 dc

• Overall Height

  5.200 inches maximum

• Nonpile-Up Main Contact Arrangement

  3 pole, single throw, normally open, momentary action

• Center To Center Distance Between Mounting Facilities Parallel To Length

  4.470 inches nominal single mounting facility

• Purpose For Which Designed

  general

• Terminal Type And Quantity

  20 threaded stud all functions

• Overall Width

  4.630 inches nominal

• Coil Quantity

  1

• Cubic Measure

  115.750 cubic inches

• Main Contact Load Current Rating At Maximum Rated Voltage

  250.0 amperes ac resistive load and 250.0 amperes dc resistive load

• Duty Type

  continuous

• Unthreaded Mounting Hole Diameter

  0.221 inches nominal single mounting facility