1439-1B

Technical Characteristics

• Unthreaded Mounting Hole Diameter

  0.196 inches nominal single mounting facility

• Nonpile-Up Main Contact Arrangement

  1 pole, double throw, one position momentary

• Overall Length

  3.985 inches minimum and 4.000 inches maximum

• Coil Quantity

  1

• Terminal Type And Quantity

  5 pin all functions

• Time Delay

  0.10 seconds maximum fixed release time

• Time Delay

  0.05 seconds maximum fixed operate time

• Duty Type

  continuous

• Overall Width

  2.630 inches minimum and 2.640 inches maximum

• Center To Center Distance Between Mounting Facilities Parallel To Length

  2.240 inches nominal single mounting facility

• Mounting Facility Type And Quantity

  4 unthreaded hole single mounting facility

• Mounting Facility Pattern

  rectangular single mounting facility

• Frequency In Hertz

  60.0 nominal

• Environmental Protection

  hermetic

• Overall Height

  1.730 inches minimum and 1.740 inches maximum

• Winding Quantity

  1

• Operating Voltage Rating And Type At Specified Temp

  208.0 volts -80 deg fahrenheit type 4f single winding

• Main Contact Maximum Voltage Rating In Volts

  208.0 ac and 30.0 dc

• Center To Center Distance Between Mounting Facilities Parallel To Width

  1.125 inches nominal single mounting facility

• Features Provided

  polarized

• Main Contact Load Current Rating At Maximum Rated Voltage

  300.0 milliamperes ac resistive load and 2.0 amperes dc resistive load