MIL-PRF-39019/3

Technical Characteristics

• Maximum Continuous Load Current Rating Per Pole

  5.0 amperes ac all locations and 5.0 amperes ac all locations and 5.0 amperes dc all locations

• Thread Series Designator

  unef

• Body Width

  1.281 inches maximum

• Bushing Length

  0.380 inches maximum

• Circuit Protection Type

  undercurrent all locations

• Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps

  300.0 ac all locations and 300.0 dc all locations and 500.0 dc all locations

• Pole Quantity

  2

• Reset Method

  manual

• Trip Delay Time In Seconds Per Rated Continuous Current

  0.055 minimum at 200 pct all locations and 0.950 maximum at 100 pct all locations

• Mounting Facility Type And Quantity

  1 threaded bushing w/panel seal

• Trip Release Characteristic

  time delay all locations

• Mounting Surface To Terminal End Distance

  1.828 inches maximum

• Operating Voltage Type And Rating Per Pole In Volts

  240.0 ac all locations and 50.0 dc all locations

• Nominal Thread Size

  0.375 inches

• Trip Release Method

  magnetic all locations

• Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent

  125.0 all locations

• Terminal Type And Quantity

  4 wire hook

• Body Style

  multipole-single actuator type

• Case Material

  metal

• Internal Trip Release Configuration

  series trip single location

• Main Contact Tripping Mechanism Type

  trip free

• Center To Center Distance Between Terminals Parallel To Width

  0.380 inches maximum

• Body Length

  1.562 inches maximum

• Center To Center Distance Between Terminals Parallel To Length

  0.906 inches maximum

• Frequency In Hertz

  400.0 all locations