NSN: 5925-00-021-6970

Technical Characteristics

• Fragility Factor

  moderately rugged

• Circuit Protection Type

  overcurrent all locations

• Terminal Type And Quantity

  3 wire hook

• Pole Quantity

  2

• Reset Method

  manual

• Frequency In Hertz

  400.0 first location

• Mounting Facility Type And Quantity

  1 threaded bushing w/panel seal

• Actuator Position Designation

  at pole one

• Body Length

  1.464 inches minimum and 1.526 inches maximum

• Precious Material

  silver

• Storage Type

  general purpose warehouse

• Trip Release Characteristic

  time delay all locations

• Actuator Function

  trip-reset

• Maximum Continuous Load Current Rating Per Pole

  10.0 amperes dc second location

• Thread Quantity Per Inch

  32

• Trip Release Method

  magnetic all locations

• Inclosure Protection Type For Which Designed

  hermetically sealed

• Bushing Length

  0.360 inches minimum and 0.380 inches maximum

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

  115.0 all locations

• Arc Quenching Method

  magnetic blowout

• Operating Voltage Type And Rating Per Pole In Volts

  50.0 dc second location

• Precious Material And Location

  contact surfaces silver

• Trip Delay Time In Seconds Per Rated Continuous Current

  1.000 minimum at 200 pct all locations and 3.000 maximum at 200 pct all locations

• Mounting Surface To Terminal End Distance

  1.647 inches minimum and 1.709 inches maximum

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

  500.0 ac first location

• Body Width

  1.841 inches minimum and 1.906 inches maximum

• Thread Series Designator

  unef

• Center To Center Distance Between Terminals Parallel To Width

  0.620 inches minimum and 0.630 inches maximum

• Center To Center Distance Between Terminals Parallel To Length

  0.870 inches minimum and 0.906 inches maximum

• Maximum Continuous Load Current Rating Per Pole

  15.0 amperes ac first location

• Internal Trip Release Configuration

  series trip all locations

• Thread Pitch Diameters

  +0.3503/+0.3537 inches

• Nominal Thread Size

  0.375 inches

• Operating Voltage Type And Rating Per Pole In Volts

  120.0 ac first location

• Body Style

  multipole-single actuator type

• Case Material

  metal

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

  500.0 dc second location

• Manual Actuator Type And Quantity

  1 toggle

• Main Contact Tripping Mechanism Type

  trip free