NSN: 5925-01-013-7123

Technical Characteristics

• Thread Series Designator

  un

• Trip Delay Time In Seconds Per Rated Continuous Current

  0.130 minimum at 200 pct and 3.000 maximum at 200 pct

• Actuator Position Designation

  at pole one

• Actuator Function

  trip-reset

• Manual Actuator Type And Quantity

  1 toggle

• Main Contact Tripping Mechanism Type

  trip free

• Reset Method

  manual

• Trip Release Characteristic

  time delay

• Trip Release Method

  magnetic-hydraulic

• Operating Voltage Type And Rating Per Pole In Volts

  250.0 ac

• Thread Quantity Per Inch

  32

• Arc Quenching Method

  magnetic blowout

• Pole Quantity

  1

• Mounting Surface To Terminal End Distance

  2.232 inches maximum

• Fragility Factor

  moderately rugged

• Nonturn Device Radius

  0.656 inches nominal

• Center To Center Distance Between Terminals Parallel To Length

  1.530 inches nominal

• Body Width

  0.750 inches nominal

• Body Length

  2.000 inches nominal

• Thread Pitch Diameters

  p0.4752/p0.4787 inches

• Terminal Type And Quantity

  2 tab w/screw

• Unpackaged Unit Weight

  3.000 ounces

• Frequency In Hertz

  50.0 or b60.0

• Inclosure Protection Type For Which Designed

  hermetically sealed and shock resistant and vibration resistant

• Nominal Thread Size

  0.500 inches

• Internal Trip Release Configuration

  series trip

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

  115.0

• Circuit Protection Type

  overcurrent

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

  3500.0 ac

• Maximum Continuous Load Current Rating Per Pole

  15.0 amperes ac

• Special Handling Feature

  magnetic

• Storage Type

  general purpose warehouse

• Mounting Facility Type And Quantity

  1 threaded bushing w/panel seal

• Nonturn Device Diameter

  0.151 inches minimum and 0.161 inches maximum

• Nonturn Device Length

  0.130 inches nominal

• Case Material

  metal

• Bushing Length

  0.625 inches nominal

• Body Style

  single pole type