NSN: 5925-00-563-0085

Technical Characteristics

• Thread Pitch Diameters

  p0.3503/p0.3537 inches

• Body Width

  1.875 inches maximum

• Case Material

  metal

• Center To Center Distance Between Terminals Parallel To Width

  0.625 inches nominal

• Fragility Factor

  moderately rugged

• Mounting Surface To Terminal End Distance

  1.780 inches maximum

• Mounting Facility Type And Quantity

  1 threaded bushing

• Storage Type

  general purpose warehouse

• Thread Quantity Per Inch

  32

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

  115.0

• Main Contact Tripping Mechanism Type

  trip free

• Actuator Position Designation

  at pole two

• Internal Trip Release Configuration

  series trip

• Trip Delay Time In Seconds Per Rated Continuous Current

  0.008 minimum at 200 pct and 0.025 maximum at 200 pct

• Inclosure Protection Type For Which Designed

  dustproof and hermetically sealed

• Thread Series Designator

  unef

• Bushing Length

  0.330 inches nominal

• Body Length

  1.562 inches maximum

• Center To Center Distance Between Terminals Parallel To Length

  0.875 inches nominal

• Pole Quantity

  3

• Arc Quenching Method

  magnetic blowout

• Special Handling Feature

  magnetic

• Maximum Continuous Load Current Rating Per Pole

  5.0 amperes ac

• Operating Voltage Type And Rating Per Pole In Volts

  250.0 ac

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

  1000.0 ac

• Circuit Protection Type

  overcurrent

• Trip Release Method

  magnetic-hydraulic

• Trip Release Characteristic

  time delay

• Reset Method

  manual

• Manual Actuator Type And Quantity

  1 toggle

• Actuator Function

  trip-reset

• Nominal Thread Size

  0.375 inches

• Frequency In Hertz

  400.0

• Terminal Type And Quantity

  6 wire hook