M39019/03-93

Technical Characteristics

• Body Length

  1.562 inches maximum

• Main Contact Tripping Mechanism Type

  trip free

• Manual Actuator Type And Quantity

  1 toggle

• Internal Trip Release Configuration

  series trip

• Inclosure Protection Type For Which Designed

  fungus resistant and hermetically sealed

• Thread Series Designator

  unef

• Terminal Type And Quantity

  4 wire hook

• Body Style

  multipole-single actuator type

• Bushing Length

  0.332 inches minimum and 0.380 inches maximum

• Center To Center Distance Between Terminals Parallel To Length

  0.906 inches maximum

• Arc Quenching Method

  magnetic blowout

• Mounting Facility Type And Quantity

  1 threaded bushing w/panel seal

• Trip Release Characteristic

  time delay

• Reset Method

  manual

• Actuator Function

  trip-reset

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

  125.0

• Actuator Position Designation

  between pole one and two

• Nominal Thread Size

  0.375 inches

• Trip Delay Time In Seconds Per Rated Continuous Current

  0.055 minimum at 200 pct and 0.950 maximum at 200 pct

• Test Data Document

  81349-mil-c-39019 specification

• Specification/Standard Data

  81349-mil-c-39019/3 government specification

• Body Width

  1.281 inches maximum

• Case Material

  metal

• Center To Center Distance Between Terminals Parallel To Width

  0.594 inches minimum and 0.656 inches maximum

• Fragility Factor

  moderately rugged

• Mounting Surface To Terminal End Distance

  1.828 inches maximum

• Pole Quantity

  2

• Storage Type

  general purpose warehouse

• Thread Quantity Per Inch

  32

• Maximum Continuous Load Current Rating Per Pole

  6.0 amperes dc

• Operating Voltage Type And Rating Per Pole In Volts

  50.0 dc

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

  500.0 dc

• Circuit Protection Type

  overcurrent

• Trip Release Method

  magnetic