501I301

Technical Characteristics

• Fragility Factor

  moderately rugged

• Trip Release Method

  magnetic single location

• Terminal Type And Quantity

  2 wire hook

• Special Handling Feature

  magnetic

• Reset Method

  manual

• Actuator Position Designation

  at pole one

• Storage Type

  general purpose warehouse

• Actuator Function

  trip-reset

• Center To Center Distance Between Terminals Parallel To Length

  0.687 inches nominal

• Nominal Thread Size

  0.375 inches

• Thread Quantity Per Inch

  32

• Circuit Protection Type

  overcurrent single location

• Ultimate Trip Time Per Pole In Seconds

  0.035 nominal single location

• Mounting Facility Type And Quantity

  1 threaded bushing

• Pole Quantity

  1

• Case Material

  metal

• Mounting Surface To Terminal End Distance

  1.500 inches nominal

• Manual Actuator Type And Quantity

  1 toggle

• Internal Trip Release Configuration

  series trip single location

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

  500.0 dc single location

• Main Contact Tripping Mechanism Type

  trip free

• Operating Voltage Type And Rating Per Pole In Volts

  50.0 dc single location

• Inclosure Protection Type For Which Designed

  vibrationproof and shockproof and hermetically sealed

• Body Style

  single pole type

• Body Width

  0.625 inches maximum

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

  150.0 single location

• Thread Series Designator

  unef

• Maximum Continuous Load Current Rating Per Pole

  300.0 milliamperes dc single location

• Body Length

  1.750 inches maximum

• Trip Release Characteristic

  instantaneous single location

• Bushing Length

  0.305 inches maximum