2019A1-4B

Technical Characteristics

• Unthreaded Mounting Hole Diameter

  0.199 inches nominal first mounting facility

• Mounting Facility Type And Quantity

  4 threaded hole second mounting facility

• Mounting Facility Type And Quantity

  6 unthreaded hole first mounting facility

• Nominal Thread Size

  0.164 inches second mounting facility

• Center To Center Distance Between Mounting Facilities Parallel To Height

  0.500 inches nominal second mounting facility

• Thread Quantity Per Inch

  32 second mounting facility

• Energizing Element Power Rating

  8.0 watts

• Purpose For Which Designed

  general

• Thread Direction

  right-hand second mounting facility

• Coil Quantity

  1

• Operating Voltage Rating And Type At Specified Temp

  440.0 volts ac 25 deg celsius single winding

• Cubic Measure

  45.392 cubic inches

• Time Delay

  1.00 minutes minimum adjustable operate time and 10.00 minutes maximum adjustable operate time

• Thread Series Designator

  unc second mounting facility

• Mounting Facility Pattern

  rectangular first mounting facility

• Center To Center Distance Between Mounting Facilities Parallel To Length

  2.880 inches nominal first mounting facility

• Terminal Type And Quantity

  8 screw all functions

• Duty Type

  continuous

• Case Material

  plastic

• Environmental Protection

  dustproof

• Fragility Factor

  moderately rugged

• Thread Class

  2b second mounting facility

• Mounting Facility Pattern

  rectangular second mounting facility

• Overall Width

  3.090 inches maximum

• Overall Height

  4.520 inches maximum

• Storage Type

  general purpose warehouse

• Frequency In Hertz

  60.0 nominal

• Center To Center Distance Between Mounting Facilities Parallel To Length

  1.750 inches nominal second mounting facility

• Nonpile-Up Main Contact Arrangement

  2 pole, double throw, one position momentary

• Center To Center Distance Between Mounting Facilities Parallel To Height

  0.750 inches minimum first mounting facility and 1.500 inches maximum first mounting facility

• Arc Quenching Method

  air

• Overall Length

  3.250 inches maximum

• Main Contact Maximum Voltage Rating In Volts

  240.0 ac and 30.0 dc

• Winding Quantity

  1

• Main Contact Load Current Rating At Maximum Rated Voltage

  10.0 amperes ac resistive load and 15.0 amperes dc resistive load